Michael R. Craymer, Ph.D.
Coordinator, Reference Frames & Earth Dynamics
Geodetic Survey Division,
Natural Resources Canada
615 Booth Street, Room 462, Ottawa, Ontario K1A 0E9, Canada
Tel. 613-947-1829, Fax. 613-995-3215
Email: (email address lookup),
Web: www.craymer.com
Last revised 2018-05-31
Top |
Refereed Publications |
Non-Refereed Publications |
Meeting Presentations/Posters
Mike's CV:
long version |
short version
Robin, C.M.I., M. Craymer, R. Ferland, E. Lapelle, M. Piraszewski1, Y. Zhao1, T.S. James. Improved Modeling of Vertical Crustal Motion in Canada for a New North American Reference Frame. AGU Fall Meeting, Abstract G21B-1002, San Francisco, December 12-16, 2016. Poster (1.6 MB).
Snay, R.A., J.T. Freymueller, M.R. Craymer, C.F. Pearson, J. Saleh. Modeling 3-D crustal velocities in the United States and Canada. Journal of Geophysical Research Solid Earth, Vol. 121, doi: 10.1002/2016JB012884, 2016. Poster (2.8 MB).
Craymer, M., C. Robin. A national crustal velocity model for Canada. U.S. National Geodetic Survey Brown Bag Lecture, June 9, 2016. Poster (1.8 MB).
Chaves, J.C., M.C. Santos, F.G. Nievinski, M.R. Craymer. Sources of distortions in the Brazilian Geodetic Network. Boletim de Ciencias Geodesicas, Vol. 14, No. 2, pp. 186-199, 2008.
Sella, G.F., S. Stein, T.H. Dixon, M. Craymer, T.S. James, S. Mazzotti, R.K. Dokka. Observation of glacial isostatic adjustment in "stable" North America with GPS. Geophysical Research Letters, Vol. 34, No. 2, L02306, 2007. Reprint (1.6 MB).
Craymer, M.R. The Evolution of NAD83 in Canada. Geomatica, Vol. 60, No. 2, pp. 151-164, 2006. Received Intermap Award from Canadian Institute of Geomatics for best Geomatica paper of 2006. And Craymer, M.R. The Evolution of NAD83 in Canada: Addendum. Geomatica, Vol. 60, No. 4, 2006. Reprint (4.4 MB).
Henton, J., M. Craymer, R. Ferland, H. Dragert, S. Mazzotti, D. Forbes. Crustal Motion and Deformation Monitoring of the Canadian Landmass. Geomatica, Vol. 60, No. 2, pp. 151-164, 2006. Reprint (14.2 MB).
Mainville, A. and M.R. Craymer. Present-day tilting of the Great Lakes region based on water level gauges. GSA Bulletin, Vol. 117, No. 7/8, pp. 1070-1080, 2005. Reprint (12 MB).
Mazzotti, S., H. Dragert, J. Henton, M. Schmidt, R. Hyndman, T. James, Y. Lu, M. Craymer. Current tectonics of northern Cascadia from a decade of GPS measurements. Journal of Geophysical Research, Vol. 108, No. B12, p. 2554, 2003. Reprint (813 KB).
Vanicek, P., P. Novak, M. Craymer and S. Pagiatakis. On the Correct Determination of Transformation Parameters of a Horizontal Geodetic Datum. Geomatica, Vol. 56, No. 4, 2002. Reprint (104 KB).
Craymer, M.R. and P. Vanicek. Correction to "Robustness Analysis of Geodetic Horizontal Networks". Journal of Geodesy, Vol. 76, No. 8, p. 476, 2002. Reprint (68 KB).
Vanicek, P., M.R. Craymer and E.J. Krakiwsky. Robustness Analysis of Geodetic Horizontal Networks. Journal of Geodesy, Vol.75, No.4, pp. 199-209, 2001. Reprint (247 KB).
Najafi, M., P. Vanicek and M.R. Craymer. Accuracy of a regional geoid. Geomatica, Vol.53, No.3, 1999.
Craymer, M.R., R. Ferland and R. Snay. Realization and Unification of NAD83 in Canada and the US via the ITRF. In R. Rummel, H. Drewes, W. Bosch, H. Hornik (eds.), "Towards an Integrated Global Geodetic Observing System (IGGOS)", IAG Section II Symposium, Munich, October 5-9, 1998. International Association of Geodesy Symposia Volume 120, Springer-Verlag, Berlin, 2000. Reprint (55 KB).
Craymer, M.R. The Least Squares Spectrum, Its Inverse Transform and Autocorrelation Function: Theory and Some Applications in Geodesy. Ph.D. Dissertation, Department of Civil Engineering, University of Toronto, 1998. Reprint (3.9 MB).
Craymer, M.R., P. Vanicek and R.O. Castle. Estimation of rod scale errors in geodetic levelling. Journal of Geophysical Research, Vol. 100, No. B8, pp. 15129-15146, August 10, 1995. Reprint (118 KB).
Craymer, M.R., D.E. Wells, P. Vanicek and R. Devlin. Specifications for Urban GPS Surveys. Surveying and Land Information Systems, Vol. 50, No. 4, pp. 251-259, 1990. Reprint (36 KB).
Craymer, M.R. and P. Vanicek. Comment on "Saugus-Palmdale, California, field test for refraction error in historical levelling surveys" by R.S. Stein, C.T. Whalen, S.R. Holdahl, W.E. Strange and W. Thatcher and reply to "Comment on 'Further analysis of the 1981 southern California field test for levelling refraction' by M.R. Craymer and P. Vanicek" by R.S. Stein, C.T. Whalen, S.R. Holdahl, W.E. Strange and W. Thatcher". Journal of Geophysical Research, Vol. 94, No. B6, pp. 7667-7672, June 10, 1989. Reprint (31 KB).
Craymer, M.R., P. Vanicek and A. Tarvydas. NETAN - A computer program for the interactive analysis of geodetic networks. CISM Journal, Vol. 43, No. 1, pp. 25-37, Spring, 1989.
Quek, S.H., M.R. Craymer, R.B. Langley, D. Parkhill, B. Arseneau, D. McArthur and K. Lochhead. Development of a GPS Active Control Point station. Journal of Surveying Engineering, Vol. 115, No. 1, pp. 46-55, February, 1989.
Craymer, M.R. and P. Vanicek. Further analysis of the 1981 southern California field test for levelling refraction. Journal of Geophysical Research, Vol. 91, No. B9, pp. 9045-9055, August 10, 1986. Reprint (618 KB).
Craymer, M.R. and R.C. Gunn. Astronomical coordinates without the use of tables. The Ontario Land Surveyor, Summer, 1984. Reprint (0.1 MB).
Craymer, M.R. Data Series Analysis and Systematic Effects in Levelling. M.Sc. Thesis, Department of Civil Engineering, University of Toronto, 1984. Reprint (35.1 MB).
Vanicek, P. and M.R. Craymer. Autocorrelation functions in the search for systematic errors in levelling. Manuscripta Geodaetica, Vol. 8, pp. 321-341, 1983.
Craymer, M.R., J. Henton, M. Piraszewski, E. Lapelle. An updated GPS velocity field for Canada. Eos Transactions, AGU, 92(51), Fall Meeting Supplement, Abstract G21A-0793, 2011. Poster (4.2 MB).
Craymer, M.R., J. Henton, E. Lapelle, M. Piraszewski. Preliminary results of an updated North American GPS velocity field. Eos Transactions, AGU, 91(51), Fall Meeting Supplement, Abstract G23B-0825, 2010. Poster (7.5 MB).
Mtamakaya, J.D., M.C. Santos, M.R. Craymer. In search of periodic signatures in IGS REPRO1 solution. Eos Transactions, AGU, 91(51), Fall Meeting Supplement, Abstract G51B-0665, 2010. Poster.
Craymer, M.R., J.A. Henton, M. Piraszewski. Transforming PPP results to different realizations of the NAD83 reference frame in Canada. Eos Transactions, AGU, 90(52), Fall Meeting Supplement, Abstract G11C-0659, 2009. Poster (5.6 MB).
Mtamakaya, J., M.C. Santos, M. Craymer. Harmonic analysis of IGS stations time series. Eos Transactions, AGU, 90(52), Fall Meeting Supplement, Abstract G11B-0634, 2009.
Craymer, M.R., J.A. Henton, M. Piraszewski. Predicting Present-Day Rates of Glacial Isostatic Adjustment Using a Smoothed GPS-Based Velocity Field for the Reconciliation of NAD83 Reference Frames in Canada. Eos Transactions, AGU, 89(53), Fall Meeting Supplement, Abstract G31A-0638, 2008. Poster (2.3 MB).
Bruyninx, C., Z. Altamimi, M. Becker, M. Craymer, L. Combrinck, A. Combrink, R. Fernandes, R. Govind, T. Herring, A. Kenyeres, B. King, C. Kreemer, D. Lavallee, J. Legrand, M. Moore, L. Sanchez, G. Sella, G. Woppelmann. IGS [IAG] Working Group "Regional Dense Velocity Fields": Objectives and Work Plan. Eos Transactions, AGU, 89(53), Fall Meeting Supplement, Abstract G33B-0689, 2008. Poster (0.5 MB).
Henton, J.A., J. Silliker, J.O. Liard, M. Berube, M.R. Craymer, R. Duval, C. Gagnon. Integrating Absolute Gravimetry into the Canadian Spatial Reference System: Current Efforts and Priorities. Proceedings of ION GNSS 2008, Savannah, GA, September 16-19, 2008. Reprint (3.9 MB).
Herring, T., M. Craymer, G. Sella, R. Snay, G. Blewitt, D. Argus, Y. Bock, E. Calais, J. Davis, M. Tamisiea. SNARF 2.0: A Regional Reference Frame for North America. Eos Transactions, AGU, 89(23), Joint Assembly Supplement, Abstract G31B-01, 2008. Presentation (2.9 MB).
Henton, J., M. Craymer, E. Lapelle, M. Piraszewski. Contributions of the North American Reference Frame Working Group to the next realization of the Stable North American Reference Frame (SNARF). Eos Transactions, AGU, 88(52), Fall Meeting Supplement, Abstract G21B-0498, 2007. Poster (11.5 MB).
Forbes, D.L., M. Craymer, J. Henton, T. Herron, S. Kokelj, E. Lapelle, G.K. Manson, P. Marsh, S. Mazzotti, M. Piraszewski, S.M. Solomon, D. Whalen. Combining Geological, Geodetic, and Tide-Gauge Data to Estimate Coastal Subsidence and Flooding Hazards in the Mackenzie Delta, Western Arctic Canada. Eos Transactions, AGU, 88(52), Fall Meeting Supplement, Abstract G51A-0136, 2007. Poster (904 KB) -- PowerPoint format only.
Craymer, M.R., M. Piraszewski, J.A. Henton. The North American Reference Frame (NAREF) project to densify the ITRF in North America. Proceedings of ION GNSS 2007, Fort Worth, Texas, September 25-28, 2007. Reprint (2.2 MB).
Craymer, M., G. Sella. Making Sense of Evolving Reference Frames for North America. Eos Transactions, AGU, 88(23), Joint Assembly Supplement, Abstract G32A-01 Invited, 2007. Reprint (1.8 MB).
Craymer, M., J. Henton, M. Piraszewski. Sea Level Change and Vertical Crustal Motion in the Canadian Arctic Using GPS and Tide Gauges: Challenges and Preliminary Results. Eos Transactions, AGU, 87(52), Fall Meeting Supplement, Abstract G23B-1288, 2006. Poster (2.9 MB).
Craymer, M., D.L. Forbes, J. Henton, E. Lapelle, M. Piraszewski, S.M. Solomon. Determining Sea Level Rise and Coastal Subsidence in the Canadian Arctic Using a Dense GPS Velocity Field for North America. Eos Transactions, AGU, 86(52), Fall Meeting Supplement, Abstract G11B-1203, 2005. Poster (3.1 MB).
Henton, J., M. Craymer, J. Liard, R. Duval, C. Klatt. Integration of the Canadian Gravity Standardization Network with the Canadian Spatial Reference System: Challenges and Opportunities. Eos Transactions, AGU, 86(52), Fall Meeting Supplement, Abstract G41B-0362, 2005. Poster (2.3 MB).
Sella, G., S. Stein, T. Dixon, M. Craymer, T. James, S. Mazzotti. Constraints on Glacial Isostatic Adjustment (GIA) Motion in North American Using GPS. Eos Transactions, AGU, 86(52), Fall Meeting Supplement, Abstract G24A-07, 2005.
Craymer, M.R., R. Snay, P. Knudsen. Report on IAG Sub-Commission 1.3 Regional Reference Frames July 2003-April 2005: 1.3C Regional Sub-Commission for North America (NAREF). Report to IAG/IAPSO/IABO Joint Assembly, Cairns, Australia, August 22-26, 2005. Reprint (68 KB).
Craymer, M.R., R. Snay, P. Knudsen. Report on IAG Sub-Commission 1.3 Regional Reference Frames July 2003-April 2004: 1.3C Regional Sub-Commission for North America (NAREF). Report to EGU General Assembly, April 24-29, 2005.
Henton, J.A., M.R. Craymer, M. Piraszewski, E. Lapelle. Crustal Deformation Velocities From Episodic Regional Measurements at Canadian Base Network Sites. Eos Transactions, AGU, 85(47), Fall Meeting Supplement, Abstract G31B-0797, 2004.
Forbes, D.L., T. Bell, M.R. Craymer, G.K. Manson. Coastal submergence and emergence across the Canadian Arctic. ArcticNet 1st Annual Scientific Meeting, December 2004.
Craymer, M., R. Snay. The NAREF Perspective on a New Plate-Fixed Reference Frame for North America. Eos Transactions, AGU, 85(17), Joint Assembly Supplement, Abstract G21C-02, 2004. Poster (343 KB).
Henton, J.A., J.O. Liard, M.R. Craymer, T. James, C.G. Gagnon, E. Lapelle. Absolute Gravity and Global Positioning System Measurements of Glacial Isostatic Adjustment in Eastern Canada. Eos Transactions, AGU, 85(17), Joint Assembly Supplement, Abstract G41B-02, 2004. Poster (9.6 MB).
Sella. G.F., S. Stein, S. Wdowinski, T.H. Dixon, M. Craymer, T. James. Direct constraints on GIA motion in North America using GPS. Eos Transactions, AGU, 85(17), Joint Assembly Supplement, Abstract G33A-03 Invited, 2004. Presentation (8.1 MB).
Snay, R., M. Craymer. Evolving from NAD 83. Eos Transactions, AGU, 85(17), Joint Assembly Supplement, Abstract G21D-01 Invited, 2004. Presentation (2.1 MB).
Henton, J.A., J.O. Liard, M.R. Craymer, C.G. Gagnon, E. Lapelle. Absolute Gravity and Global Positioning System Measurements of Uplift in Quebec and Eastern Ontario, Canada. Eos Transactions, AGU, 84(46), Fall Meeting Supplement, Abstract G21C-0282, 2003. Poster (3 MB)
Sella, G.F., S. Stein, S. Wdowinski, T.H. Dixon, M. Craymer, T. James. Glacial Isostatic Adjustment in North America Observed by Continuous and Episodic GPS. Eos Transactions, AGU, 84(46), Fall Meeting Supplement, Abstract G21C-0281, 2003.
Craymer, M.R., D. Milbert, P. Knudsen. Report of the Sub-Commission for North America, IAG Commission X (Global and Regional Geodetic Networks), 1999 to 2003. Report to the XXIII General Assembly of IUGG, Sapporo, Japan, June 30 - July 11, 2003. Reprint (127 KB).
Craymer, M., M. Piraszewski. Canadian Contributions to the NAREF Initiative to Densify the ITRF in North America. Eos Transactions, AGU, 83(47), Fall Meeting Supplement, Abstract G21A-0953, 2002. Poster (1.2 MB).
Ferland R., Z. Altamimi, C. Bruyninx, M. Craymer, H. Habrich and J. Kouba. Regional Networks Densification. Proceedings of the IGS Network, Data and Analysis Center Workshop, Ottawa, April 8-11, 2002. Reprint (80 KB).
Craymer, M.R., D. Milbert, P. Knudsen. Report of the Subcommission for North America, IAG Commission X (Global and Regional Geodetic Networks). Report to the IAG Scientific Assembly 2001, Budapest, Hungary, September 2-7, 2001. Reprint (80 KB).
Veronneau, M., A. Mainville, M.R. Craymer. The GPS Height Transformation (v2.0): An Ellipsoidal-CGVD28 Height Transformation for Use With GPS in Canada. Geodetic Survey Division, Natural Resources Canada, August 15, 2001. Reprint (17.7 MB).
Craymer, M.R. and M. Piraszewski. The North American Reference Frame (NAREF): An Initiative to Densify the ITRF in North America. Proceedings of KIS 2001: International Symposium on Kinematic Systems in Geodesy, Geomatics and Navigation, Banff, Canada, June 5-8, 2001. Revised July 13, 2001. Reprint (1.0 MB).
Craymer, M.R. and M. Piraszewski. The NAREF Initiative to Densify the ITRF in North America. Proceedings of the EUREF Permanent Network Third Local Analysis Centres Workshop, Warsaw University of Technology, Warsaw, Poland, May 31 - June 1, 2001. Reprint (1.1 MB).
Krakiwsky, E.J., D.J. Szabo, P. Vanicek, and M.R. Craymer. Development and Testing of In-Context Confidence Regions for Geodetic Survey Networks. Contract Report 99-001, Geodetic Survey Division, Geomatics Canada, February 1999. Reprint (153 KB).
Craymer, M.R. Integration of Local Surveys into the Canadian Spatial Reference System. Presented at the Public Works and Government Services Canada (PWGSC) Survey Contracting and CACS Seminar, Edmonton, Alberta, February 24, 1998. Revised May 24, 1998. Reprint (13 KB).
Mainville, A., M.R. Craymer and S. Blackie. The GPS Height Transformation of 1997: An ellipsoidal-orthometric height transformation for use with GPS in Canada. Geodetic Survey Division, Geomatics Canada, 1997.
Vanicek, P., P. Ong, E.J. Krakiwsky, and M.R. Craymer. Application of robustness analysis to large geodetic networks. Contract Report 96-001, Geodetic Survey Division, Geomatics Canada, February 1996. Reprint (1.5 MB).
Craymer, M.R. International School - GPS for Geodesy. Report to the Canadian Institute of Geomatics. Geomatica, Vol. 49, No. 2, p. 229, 1995.
Krakiwsky, E.J., D.J. Szabo, P. Vanicek and M.R. Craymer. Development of in-context confidence regions for geodetic survey networks. Geodetic Survey of Canada Contract Report, Ottawa, Ontario, April 1994.
Crossley, S., N. Beck and M.R. Craymer. The Canadian 3-D spatial reference system. Internal report, Geodetic Survey Division, Geomatics Canada, Ottawa, 1994.
Craymer, M.R., P. Vanicek, E.J. Krakiwsky and D. Szabo. Robustness analysis: A new method of assessing the strength of geodetic networks. Proceedings of the Surveying and Mapping Conference, Toronto, June 8-11, 1993.
Craymer, M.R., R. Penney and P. Mackenzie. Evaluating GPS basenets. Proceedings of the Surveying and Mapping Conference, Toronto, June 8-11, 1993.
Szabo, D.J., M.R. Craymer, E.J. Krakiwsky and P. Vanicek. Robustness measures for geodetic networks. Proceedings of the Seventh Ineternational FIG Symposium on Deformation Measurements together with the Sixth Canadian Symposium on Mining Surveying, Banff, Alberta, May 3-5, 1993.
Craymer, M.R. and N. Beck. Session Versus Baseline GPS Processing. Proceedings of the 5th International Technical Meeting of the Institute of Navigation, ION GPS-92, Albuquerque, NM, 16-18 September 1992. Received Best Paper Award. Reprint (49 KB). <
Vanicek, P., E.J. Krakiwsky, M.R. Craymer, Y. Gao and P. Ong. Robustness Analysis. Geodetic Survey Contract Report 91-002, Ottawa, Ontario, or Dept. of Surveying Engineering Technical Report No. 131, University of New Brunswick, N.B., September 1991. Reprint (4.7 MB).
Carrera, G., P. Vanicek and M.R. Craymer. The Compilation of a Map of Recent Vertical Crustal Movements in Canada. Geodetic Survey of Canada Contract Report 91-001, Ottawa, Ontario, or Dept. of Surveying Engineering Technical Report No. 153, University of New Brunswick, N.B. May 1991.
Coleman, D., M.R. Craymer, P. Vanicek, E. Smith and D. Palmer. Moon-Mars exploration: Assessment of opportunities for Canada in planetary geodesy/mapping. Contract report for the Canadian Space Agency. Champlain Institute, Fredericton, N.B., January, 1991.
Craymer, M. and P. Vanicek. A statistical analysis of rod scale errors in historic geodetic levelling. Contract report for the U.S. Geological Survey. Dept. of Surveying Engineering, Univ. of New Brunswick, Fredericton, N.B., September 1990.
Craymer, M.R. NETVAL: Network Validation Software Version 1 Reference Manual. Geodetic Research Services Limited, Fredericton, N.B., May 1990.
Craymer, M.R. Geodesy. In Canadian Geophysical Bulletin, Ed. B. Robertson, Volume 42, December 1989. Canadian National Committee for the International Union of Geodesy and Geophysics of the National Research Council of Canada, Minister of Supplies and Services Canada, Ottawa, 1990.
Craymer, M.R., S.H. Quek and P. Vanicek. CndGeoid: Canadian Geoid Version 1 User's Guide. Geodetic Research Services Limited, Fredericton, N.B., 1989.
Craymer, M.R., D.E. Wells and P. Vanicek. Report on urban GPS research project phase III Ñ Evaluation, Volume 3: Specifications and guidelines. Contract report for the City of Edmonton, Transportation Dept., Engineering Division, Edmonton, Alberta. Geodetic Research Services Limited, Fredericton, N.B., May 1989.
Craymer, M.R., D.E. Wells, P. Vanicek and P. Rapatz. Report on urban GPS research project phase III Ñ Evaluation, Volume 2: Evaluation of urban GPS surveys. Contract report for the City of Edmonton, Transportation Dept., Engineering Division, Edmonton, Alberta. Geodetic Research Services Limited, Fredericton, N.B., March 1989.
Craymer, M.R., D.E. Wells, P. Vanicek and R. Devlin. Specifications and procedures for the evaluation of Urban GPS Surveys. Proceedings of the 5th International Geodetic Symposium on Satellite Positioning, Las Cruces, NM, 13-17 March 1989.
Craymer, M.R. and P. Vanicek. Sequential adjustment methods for the maintenance of geodetic networks. In Papers prepared for the CISM Seminars on the NAD '83 Redefinition in Canada and the Impact on Users. Canadian Institute of Surveying and Mapping, Ottawa, Ontario, pp. 242-262, 1988.
Wells, D.E., Y. Georgiadou and M.R. Craymer. Report on urban GPS research project phase III Ñ Evaluation, Volume 1: DIPOP re-processing of phase II observations. Contract report for the City of Edmonton, Transportation Dept., Engineering Division, Edmonton, Alberta. Geodetic Research Services Limited, Fredericton, N.B., December 1988.
Quek, S.H., M. Craymer, R.B. Langley, D. Parkhill, B. Arseneau, D. McArthur and K. Lochhead. The development of a GPS Active Control Point station. Paper presented at the ASCE Specialty Conference on Engineering Applications of GPS Satellite Surveying Technology, Nashville, TN, 11-14 May 1988.
Lachapelle, G., B. Wanless, H. Janes, R. Leeman, E.J. Krakiwsky, K.-P. Schwarz, E. Cannon, K. Pointon, M.R. Craymer, A. Kleusberg, P. Vanicek and D. Wells. Design of a general software structure for the processing, statistical analysis and quality control of GPS networks. Geodetic Survey of Canada Contract Report No. 88-002, Ottawa, Ottawa, March 1988.
Quek, S.H., R.B. Langley, B. Arseneau, W.J. Boyne, M.R. Craymer, A. Kleusberg, D.V. Parkhill, D.E. Wells. Development of an Active Control Point prototype. Geodetic Survey of Canada Contact Report No. 88-001, Canada Centre for Surveying, Ottawa, February, 1988.
Rapatz, P., M.R. Craymer, A. Kleusberg, R.B. Langley, S.H. Quek, J. Tranquilla and D.E. Wells. Procedures and specifications for urban GPS surveys. Dept. of Surveying Engineering Technical Report No. 131, University of New Brunswick, N.B., October 1987.
Santerre, R., M.R. Craymer, A. Kleusberg, R.B. Langley, D. Parrot, S.H. Quek, P. Vanicek, D.E. Wells and F. Wilkins. Precise relative GPS positioning with DIPOP 2.0. Paper presented at the IUGG XIX General Assembly, Vancouver, B.C., 9-22 August 1987.
Craymer, M.R., A. Tarvydas and P. Vanicek. NETAN: A Program Package for the Interactive Covariance, Strain and Strength Analysis of Networks. Geodetic Survey of Canada Contract Report 88-003, Ottawa, Ontario, May 1987.
Wells, D.E., M.R. Craymer and S.H. Quek. High Latitude Positioning. Contract report for the Atlantic Geoscience Centre, Bedford Institute of Oceanography, Dartmouth, N.S. Dept. of Surveying Engineering, Univ. of New Brunswick, Fredericton, N.B., March 1987.
Janes, H., K. Doucet, B. Roy, D.E. Wells, R.B. Langley, P. Vanicek and M.R. Craymer. "GPSNET": A program for the interactive design of geodetic GPS networks. Geodetic Survey of Canada Contract Report No. 86-003, Canada Centre for Surveying, Ottawa, September 1986.
Langley, R.B., M.R. Craymer and S.H. Quek. Should Canada develop a mobile VLBI facility? Geodetic Survey of Canada Contract Report No. 86-004, Canada Centre for Surveying, Ottawa, 1986.
Craymer, M.R. SPADE Ñ Solar and Polaris Azimuth Determination: FORTRAN Program and User's Guide (Version 3.1). Geodetic Research Services Limited, Fredericton, N.B., 1986.
Gunn, R.C. and M.R. Craymer. An algorithm for the azimuth of Polaris. Survey Science Technical Report No. 8, University of Toronto, Mississauga, Ontario, 1985. Also in Association of Ontario Land Surveyors Professional Practice Manual, Association of Ontario Land Surveyors, September 1985. Reprint (803 MB).
Craymer, M.R. and P. Vanicek. An investigation of systematic errors in Canadian levelling lines. Proceedings of the 3rd International Symposium on the North American Vertical Datum, Rockville, Maryland, 21-26 April 1985.
Craymer, M.R. Data series analysis and systematic effects in levelling. Survey Science Technical Report No.6, University of Toronto, Mississauga, Ontario, 1984.
Craymer, M.R. Azimuth determination from observations on the sun and Polaris. Survey Science Technical Report No. 3, University of Toronto, Mississauga, Ontario, 1984. Reprint (3.7 MB).
Vanicek, P., G.H. Carrera and M.R. Craymer. Corrections for Systematic Errors in the Canadian Levelling Network. Geodetic Survey of Canada Contract Report 85-001, Ottawa, Ontario, or Survey Science Technical Report No. 10, University of Toronto, Mississauga, Ontario, 1985.
Craymer, M.R. Algorithms for azimuth determination. Survey Science, University of Toronto, Mississauga, Ontario, 1984. Reprint (0.6 MB).
Vanicek, P. and M.R. Craymer. Autocorrelation functions as a diagnostic tool in levelling. In H. Pelzer and W. Niemeier (editors), Precise Levelling, Dummler Verlag, Bonn, pp. 327-341, 1983.
Robin, C.M.I, M. Craymer, R. Ferland, E. Lapelle, M. Piraszewksi, Y. Zhao, T.S. James. Improved Modeling of Vertical Crustal Motion in Canada for a New North American Reference Frame. AGU Fall Meeting, Abstract G21B-1002, San Francisco, December 12-16, 2016. Poster (1.6 MB).
Craymer, M., C. Robin. A national crustal velocity model for Canada. U.S. National Geodetic Survey Brown Bag Lecture, June 9, 2016. Poster (1.8 MB).
Craymer, M., D. White, M. Piraszewksi, Y. Zhao, J. Henton, J. Silliker, S. Samsonov. First results of geodetic deformation monitoring after commencement of CO2 injection at the Aquistore underground CO2 storage site. AGU Fall Meeting, Abstract G33A-1132, San Francisco, December 14-18, 2015. Poster (2.5 MB).
Craymer, M., R. Ferland, M. Piraszewksi, S. Samsonov, M. Czarnogorska. First results of continuous GPS monitoring of surface deformation at the Aquistore underground CO2 storage site. AGU Fall Meeting, Abstract G41A-0466, San Francisco, December 15-19, 2014. Poster (2.2 MB).
Czarnogorska, M., S. Samsonov, D. White, M. Craymer. Monitoring Ground Deformation at the Aquistore CO2 Storage Site with Radarsat-2 Radar. AGU Fall Meeting, Abstract G41A-0467, San Francisco, December 15-19, 2014. Poster (7.6 MB).
Robin, C., P. MacAulay, S. Nudds, A. Godin, B. de Lange Boom, J. Bartlett, L. Maltais, T. Herron, M. Craymer, M. VŽronneau, K. Fadaie. Modeling Tidal Water Levels for Canadian Coastal and Offshore waters. AGU Fall Meeting, Abstract NH53A-3876, San Francisco, December 15-19, 2014. Poster (1.5 MB).
Craymer, M., L. Hothem. The ISO Registry of Geodetic Codes & Parameters. IAG Commission 1 Symposium 2014: Reference Frames for Applications in Geosciences (REFAG2014), Luxembourg, October 13-17, 2014. Poster (4.1 MB).
Craymer, M., N. Weston. Regional Reference Frames for North America: Current Status and Future Plans of Regional Sub-Commission SC1.3c. IAG Commission 1 Symposium 2014: Reference Frames for Applications in Geosciences (REFAG2014), Luxembourg, October 13-17, 2014. Poster (1.3 MB).
Legrand, J., C. Bruyninx, M. Craymer, et al. IAG WG "Integration of Dense Velocity Fields in the ITRF": combination of regional solutions toward a global velocity field.IAG Commission 1 Symposium 2014: Reference Frames for Applications in Geosciences (REFAG2014), Luxembourg, October 13-17, 2014.
Craymer, M., J. Henton, M. Piraszewski, J. Silliker, J.C. Lavergne, S. Samsonov. Preliminary results of continuous GPS monitoring of surface deformation at the Aquistore underground CO2 storage site. AGU Fall Meeting, Abstract G43A-0964, San Francisco, December 8-13, 2013. Poster (1.9 MB).
Legrand, J., M. Craymer, J. Dawson, J. Griffiths, A. Kenyeres, P. Rebischung, L. Sanchez, A. Santamariia-Goomez, E. Saria, Z. Altamimi. A Collaborative Approach Toward the Densification of the ITRF Velocity Field. AGU Fall Meeting, Abstract G13B-0947, San Francisco, December 9-13, 2013. Poster (3 MB).
Craymer, M., J. Griffiths, N. Weston. Regional Reference Frames for North America: Current Status and Future Plans. IAG Scientific Assembly 2013, Potsdam, Germany, September 1-6, 2013. Poster (1.1 MB).
Legrand, J., C. Bruyninx, E. Saria, J. Griffiths, M. Craymer, J. Dawson, A. Kenyeres, A. Santamaria-Gomez, L. Sanchez, Z. Altamimi. Densification of the ITRF Velocity Field Through a Collaborative Approach. IAG Scientific Assembly 2013, Potsdam, Germany, September 1-6, 2013. Presentation (3 MB).
Samsonov, S., D. White, M. Craymer. Aquistore project: ground deformation retrieved by InSAR during May 2012 - May 2013. Proceedings of MultiTemp 2013: 7th International Workshop on the Analysis of Multi-temporal Remote Sensing Images. The Banff Centre, Banff, AB, Canada, June 25-27, 2013. Reprint (425 KB).
Legrand, J., C. Bruyninx, S. Elifuraha, J. Griffiths, M. Craymer, J. Dawson, A. Kenyeres, A. Santamaria-Gomez, L. Sanchez, Z. Altamimi. Densification of the ITRF through the weekly combination of regional and global GNSS solutions. AGU Fall Meeting, Abstract G53B-1144, San Francisco, December 3-7, 2012. Poster (970 KB).
Samsonov, S., D. White, M. Craymer, K. Murnaghan, R. Chalaturnyk, G. Zambrando-Narvaez. Monitoring Ground Deformation at the Aquistore CO2 Storage Site in SE Saskatchewan, Canada. AGU, Fall Meeting, Abstract G51B-1113, San Francisco, December 3-7, 2012. Poster (1 MB).
Craymer, M., J. Henton, E. Lapelle, M. Piraszewski. Canadian GPS Networks in the Great Lakes Region: Status Report. Coordinating Committee on Great Lakes Basic Hydraulic & Hydrographic Data, 92nd Meeting, Burlington, May 8-9, 2012. Presentation (1.4 MB).
Craymer, M.R., J. Henton, M. Piraszewski, E. Lapelle. An updated GPS velocity field for Canada. Eos Transactions, AGU, 92(51), Fall Meeting Supplement, Abstract G21A-0793, 2011. Poster (4.2 MB).
Craymer, M.R., J. Henton, E. Lapelle, M. Piraszewski. Preliminary results of an updated North American GPS velocity field. Eos Transactions, AGU, 91(51), Fall Meeting Supplement, Abstract G23B-0825, 2010. Poster (7.5 MB).
Mtamakaya, J.D., M.C. Santos, M.R. Craymer. In search of periodic signatures in IGS REPRO1 solution. Eos Transactions, AGU, 91(51), Fall Meeting Supplement, Abstract G51B-0665, 2010. Poster.
Craymer, M., R. Snay. Regional Reference Frames for North America: Current Status & Future Plans of Regional Sub-commission SC1.3c. IAG Commission 1 Symposium 2010, Reference Frames for Applications in Geosciences (REFAG2010), Marne-La-Vallee, France, October 4-8, 2010. Presentation (9.5 MB).
Craymer, M., R. Ferland, J. Henton, E. Lapelle, M. Piraszewski. IGS, NAREF & CBN Velocity Fields for Monitoring GIA in Canada. COST ES0701 Working Group Meeting: Inter-comparison of GIA Estimates from GPS, Dresden, March 29-30, 2010. Presentation (14.6 MB).
Craymer, M.R., J.A. Henton, M. Piraszewski. Transforming PPP results to different realizations of the NAD83 reference frame in Canada. Eos Transactions, AGU, 90(52), Fall Meeting Supplement, Abstract G11C-0659, 2009. Poster (5.6 MB).
Mtamakaya, J., M.C. Santos, M. Craymer. Harmonic analysis of IGS stations time series. Eos Transactions, AGU, 90(52), Fall Meeting Supplement, Abstract G11B-0634, 2009.
Forbes, D.L., D. St-Hilaire, T. Bell, M.R. Craymer, T.S. James, G.K. Manson, S. Mazzotti, K.M. Simon, I.R. Smith. Limits of submergence and coastal response across the Canadian Arctic. ArcticNet 6th Annual Scientific Meeting, Victoria, BC, December 8-11, 2009.
Bruyninx, C., et al. A Dense Global Velocity Field Based on GNSS Observations: Preliminary Results. Geodesy for Planet Earth: IAG Scientific Assembly, Buenos Aires, Argentina, August 31 - September 4, 2009.
Mtamakaya, J., M.C. Santos, M. Craymer. Detection of Vertical Temporal Behaviour of IGS Stations in Canada Using Least Squares Spectral Analysis. Geodesy for Planet Earth: IAG Scientific Assembly, Buenos Aires, Argentina, August 31 - September 4, 2009. Reprint (2.4 MB).
Craymer, M.R., J.A. Henton, M. Piraszewski. Predicting Present-Day Rates of Glacial Isostatic Adjustment Using a Smoothed GPS-Based Velocity Field for the Reconciliation of NAD83 Reference Frames in Canada. Eos Transactions, AGU, 89(53), Fall Meeting Supplement, Abstract G31A-0638, 2008. Poster (2.3 MB).
Bruyninx, C., Z. Altamimi, M. Becker, M. Craymer, L. Combrinck, A. Combrink, R. Fernandes, R. Govind, T. Herring, A. Kenyeres, B. King, C. Kreemer, D. Lavallee, J. Legrand, M. Moore, L. Sanchez, G. Sella, G. Woppelmann. IGS [IAG] Working Group "Regional Dense Velocity Fields": Objectives and Work Plan. Eos Transactions, AGU, 89(53), Fall Meeting Supplement, Abstract G33B-0689, 2008. Poster (0.5 MB).
Bruyninx, C, Z. Altamimi, M. Becker, M. Craymer, L. Crombrinck, A. Crombrink, R. Fernandes, R. Govind, A. Kenyeres, B. King, C. Kreemer, D. Lavallee, J. Legrand, L. Sanchez, G. Sella. Objectives and Challenges of the IAG Working Group "Regional Dense Velocity Fields". Symposium of the IAG Subcommission for Europe (EUREF), Brussels, June 18-21, 2008.
Bruyninx, C., Z. Altamimi, M. Becker, M. Craymer, L. Combrinck, A. Combrink, R. Fernandes, R. Govind, A. Kenyeres, B. King, C. Kreemer, D. Lavallee, J. Legrand, L. Sanchez, G. Sella. IGS [IAG] Working Group "Regional Dense Velocity Fields": Objectives and Future Plan. IGS Analysis Center Workshop, Miami Beach, June 2-6, 2008. Poster (2.2 MB).
Herring, T., M. Craymer, G. Sella, R. Snay, G. Blewitt, D. Argus, Y. Bock, E. Calais, J. Davis, M. Tamisiea. SNARF 2.0: A Regional Reference Frame for North America. Eos Transactions, AGU, 89(23), Joint Assembly Supplement, Abstract G31B-01, 2008. Presentation (2.9 MB).
Craymer, M., J. Henton, M. Piraszewski. NAREF & CBN Velocity Fields for a New Version of SNARF. 8th SNARF Workshop, AGU 2007 Fall Meeting, San Francisco, December 11, 2007. Presentation (14.6 MB).
Henton, J., M. Craymer, E. Lapelle, M. Piraszewski. Contributions of the North American Reference Frame Working Group to the next realization of the Stable North American Reference Frame (SNARF). Eos Transactions, AGU, 88(52), Fall Meeting Supplement, Abstract G21B-0498, 2007. Poster (11.5 MB).
Forbes, D.L., M. Craymer, J. Henton, T. Herron, S. Kokelj, E. Lapelle, G.K. Manson, P. Marsh, S. Mazzotti, M. Piraszewski, S.M. Solomon, D. Whalen. Combining Geological, Geodetic, and Tide-Gauge Data to Estimate Coastal Subsidence and Flooding Hazards in the Mackenzie Delta, Western Arctic Canada. Eos Transactions, AGU, 88(52), Fall Meeting Supplement, Abstract G51A-0136, 2007. Poster (5.8 MB) -- PowerPoint format only.
Craymer, M., J. Henton, M. Piraszewski. Absolute & Relative Movement in the Great Lakes Basin Based on GPS Measurements. GIA Workshop for the International Upper Great Lakes Study, Chicago, November 5-6, 2007. Poster (3.8 MB).
Craymer, M.R., M. Piraszewski, J.A. Henton. The North American Reference Frame (NAREF) project to densify the ITRF in North America. ION GNSS 2007, Fort Worth, Texas, September 25-28, 2007. Preprint (2.1 MB).
Craymer, M., R. Snay. Regional Reference Frames for North America: Status and Future Plans of Sub-commission 1.3c. IUGG XXIV General Assembly, Perugia, Italy, July 2-13, 2007. Presentation (1.4 MB)
Fotopoulos, G., M. Craymer, E. Lapelle. Epoch Rectification of GPS on Benchmarks in Canada. IUGG XXIV General Assembly, Perugia, Italy, July 2-13, 2007. Poster (105 KB)
Sella, G., S. Stein, T. Dixon, M. Craymer, T. James, S. Mazzotti, R.K. Dokka. Constraints on Glacial Isostatic Adjustment (GIA) Motion in North American Using GPS. IUGG XXIV General Assembly, Perugia, Italy, July 2-13, 2007. Presentation (9.1 MB)
Forbes, D., M. Craymer, J. Henton, M. Piraszewski. Integrating GPS and tide-gauge data with geological evidence and geophysical models to estimate sea-level change and vertical motion in the western Arctic. CMOS/CGU/AMS Congress, St. John's, NL, May 28 - June 1, 2007. Poster (21.5 MB)
Craymer, M., G. Sella. Making Sense of Evolving Reference Frames for North America. AGU Joint Assembly, Acapulco, Mexico, May 22-25, 2007. Reprint (1.8 MB).
Craymer, M., J. Henton, M. Piraszewski. NRCan Velocity Fields for SNARF. 7th SNARF Workshop, EarthScope National Meeting, Monterey, CA, March 27, 2007. Presentation (4.3 MB)
Craymer, M., J. Henton, M. Piraszewski. Sea Level Change and Vertical Crustal Motion in the Canadian Arctic Using GPS and Tide Gauges: Challenges and Preliminary Results. Eos Transactions, AGU, 87(52), Fall Meeting Supplement, Abstract G23B-1288, 2006. Poster (2.9 MB)
Craymer, M., J. Henton, M. Piraszewski. NRCan Velocity Fields for SNARF. 6th SNARF Workshop, Ottawa, November 16, 2006. Presentation (8.1 MB)
Craymer, M., G. Blewitt, D. Argus, Y. Bock, E. Calais, J. Davis, J. Freymueller, T. Herring, G. Sella, R. Snay, M. Tamisiea. SNARF 1.0: A Regional Reference Frame for North America. Geodetic Reference Frames GRF2006, International IAG/FIG Symposium, Munich, October 9-14, 2006. Presentation (13 MB)
Craymer, M., J. Henton, M. Piraszewski. Measuring Crustal Motion and Sea Level Change in the Canadian Arctic. GPS in the IPY: The POLENET Project Workshop, Dresden, October 3-5, 2006. Presentation (10.6 MB)
Craymer, M. Making Sense of Evolving Datums: WGS84 and NAD83. Hydroscan 2006, Saskatoon, September 22, 2006. Presentation (1.4 MB)
Craymer, M. The Stable North American Reference Frame (SNARF). GSD S & T Seminar, Geodetic Survey Division, Natural Resources Canada, Ottawa, May 31, 2006. Presentation (14.9 MB)
Craymer, M., J. Henton, M. Piraszewski. NRCan Velocity Fields and Comparisons to Some Plate Motion Estimates. 5th SNARF Workshop, UNAVCO Science Workshop, Denver, March 14-16, 2006. Presentation (4.2 MB)
Craymer, M., D.L. Forbes, J. Henton, E. Lapelle, M. Piraszewski, S.M. Solomon. Determining Sea Level Rise and Coastal Subsidence in the Canadian Arctic Using a Dense GPS Velocity Field for North America. Eos Transactions, AGU, 86(52), Fall Meeting Supplement, Abstract G11B-1203, 2005. Poster (3.1 MB)
Henton, J., M. Craymer, J. Liard, R. Duval, C. Klatt. Integration of the Canadian Gravity Standardization Network with the Canadian Spatial Reference System: Challenges and Opportunities. Eos Transactions, AGU, 86(52), Fall Meeting Supplement, Abstract G41B-0362, 2005. Poster (2.3 MB).
Sella, G., S. Stein, T. Dixon, M. Craymer, T. James, S. Mazzotti. Constraints on Glacial Isostatic Adjustment (GIA) Motion in North American Using GPS. Eos Transactions, AGU, 86(52), Fall Meeting Supplement, Abstract G24A-07, 2005.
Craymer, M., G. Blewitt, D. Argus, R. Bennett, Y. Bock, E. Calais, J. Davis, T. Dixon, J. Freymueller, T. Herring, D. Johnson, K. Larson, M. Miller, G. Sella, R. Snay, M. Tamisiea. Defining a Plate-Fixed Regional Reference Frame: The SNARF Experience. Dynamic Planet 2005, IAG/IAPSO/IABO Joint Assembly, Cairns, Australia, August 22-26, 2005. Presentation (2.1 MB)
Blewitt, G., D. Argus, R. Bennett, Y. Bock, E. Calais, M. Craymer, J. Davis, T. Dixon, J. Freymueller, T. Herring, D. Johnson, K. Larson, M. Miller, G. Sella, R. Snay, M. Tamisiea. Workshops for Establishing a Stable North American Reference Frame (SNARF) to Enable Geophysical and Geodetic Studies with EarthScope: Annual Report 2004-2005. Earthscope National Meeting, Santa Ana Pueblo, NM, March 28-31, 2005.
Sella, G., S. Stein, S. Wdowinski, T. Dixon, M. Craymer, T.S. James. Direct constraints on glacial isostatic adjustment (GIA) motion North American using GPS and implications for plate rigidity. Earthscope National Meeting, Santa Ana Pueblo, NM, March 28-31, 2005.
Craymer, M., J. Henton. NAREF Analysis and ITRF2004 Densification. 3th SNARF Workshop, Santa Ana Pueblo, NM, March 28, 2005. Presentation (5.8 MB)
Henton, J.A., M.R. Craymer, M. Piraszewski, E. Lapelle. Crustal Deformation Velocities From Episodic Regional Measurements at Canadian Base Network Sites. Eos Transactions, AGU, 85(47), Fall Meeting Supplement, Abstract G31B-0797, 2004.
Forbes, D.L., T. Bell, M.R. Craymer, G.K. Manson. Coastal submergence and emergence across the Canadian Arctic. ArcticNet 1st Annual Scientific Meeting, December 2004.
Craymer, M. North American Reference Frame (NAREF) Working Group. 2nd SNARF Workshop, Montreal, May 19, 2004. Presentation (352 KB)
Craymer, M., R. Snay. The NAREF Perspective on a New Plate-Fixed Reference Frame for North America. Eos Transactions, AGU, 85(17), Joint Assembly Supplement, Abstract G21C-02, 2004. Poster (343 KB).
Henton, J.A., J.O. Liard, M.R. Craymer, T. James, C.G. Gagnon, E. Lapelle. Absolute Gravity and Global Positioning System Measurements of Glacial Isostatic Adjustment in Eastern Canada. Eos Transactions, AGU, 85(17), Joint Assembly Supplement, Abstract G41B-02, 2004. Poster (9.6 MB).
Sella. G.F., S. Stein, S. Wdowinski, T.H. Dixon, M. Craymer, T. James. Direct constraints on GIA motion in North America using GPS. Eos Transactions, AGU, 85(17), Joint Assembly Supplement, Abstract G33A-03 Invited, 2004. Presentation (1.0 MB).
Snay, R., M. Craymer. Evolving from NAD 83. Eos Transactions, AGU, 85(17), Joint Assembly Supplement, Abstract G21D-01 Invited, 2004. Presentation (2.1 MB).
Sella, G., S. Stein, M. Craymer, T. James, S. Mazzotti, T. Dixon, S. Wdowinski, R. Dokka. Satellites See Shadows of Ancient Glaciers. Press release/conference. AGU-CGU 2004 Joint Assembly, Montreal 2004. Presentation (385 KB)
Henton, J.A., J.O. Liard, M.R. Craymer, C.G. Gagnon, E. Lapelle. Absolute Gravity and Global Positioning System Measurements of Uplift in Quebec and Eastern Ontario, Canada. Eos Transactions, AGU, 84(46), Fall Meeting Supplement, Abstract G21C-0282, 2003. Poster (3 MB)
Sella, G.F., S. Stein, S. Wdowinski, T.H. Dixon, M. Craymer, T. James. Glacial Isostatic Adjustment in North America Observed by Continuous and Episodic GPS. Eos Transactions, AGU, 84(46), Fall Meeting Supplement, Abstract G21C-0281, 2003.
Craymer, M.R. Geodetic Reference Systems in Canada. School of Military Mapping, Department of National Defense, Ottawa, May 26, 2003.
Craymer, M., M. Piraszewski. Canadian Contributions to the NAREF Initiative to Densify the ITRF in North America. Eos Transactions, AGU, 83(47), Fall Meeting Supplement, Abstract G21A-0953, 2002. Poster (1.2 MB).
Henton, J., M.R. Craymer, J.O. Liard, T.S. James, C. Gagnon and E. Lapelle. Absolute Gravity and GPS Measurements of Uplift in the James Bay Region, Quebec, Canada. Eos Transactions, AGU, 83(47), Fall Meeting Supplement, Abstract G71A-0957, 2002.
Mazzotti, S., P. Flueck, R.D. Hyndman, H. Dragert, M. Craymer, M. Schmidt. Tectonics of Western Canada From GPS Observations. Eos Transactions, AGU, 83(47), Fall Meeting Supplement, Abstract T71B-1176, 2002.
Snay, R., M. Chin, D. Conner, T. Soler, C. Zervas, J. Oyler, M. Craymer, S.I. Gutman, C.K. Shum, K.-C. Cheng and C.-Y. Kuo. Great Lakes Continuous GPS (CGPS) Network For Geodynamics, Meteorology and Safe Navigation. Weikko A. Heiskanen Symposium in Geodesy, The Ohio State University, Columbus, OH, October 1-4, 2002.
Craymer, M. and M. Piraszewski. Densification of the ITRF: The NAREF Experience in North America. IGS Network, Data and Analysis Center Workshop, Ottawa, April 8-11, 2002. Presentation (1.9 MB)
Craymer, M., M. Piraszewski and C. Huot. Current Status to Densify the ITRF in North America. IGS Network, Data and Analysis Center Workshop, Ottawa, April 8-11, 2002.
Craymer, M.R. The North American Reference Frame: Densification of the ITRF in North America. Plate Boundary Observatory US/Canada Workshop, Seattle, March 5, 2002. Presentation (658 KB)
Craymer, M.R. and M. Piraszewski. The NAREF Initiative to Densify the ITRF in North America. IAG Scientific Assembly 2001, Budapest, Hungary, September 2-7, 2001. Poster (627 KB)
Craymer, M.R. and M. Piraszewski. The North American Reference Frame (NAREF): An Initiative to Densify the ITRF in North America. KIS 2001: International Symposium on Kinematic Systems in Geodesy, Geomatics and Navigation, Banff, Canada, June 5-8, 2001. Revised July 13, 2001. Reprint (1.0 MB).
Craymer, M.R. and M. Piraszewski. The NAREF Initiative to Densify the ITRF in North America. EUREF Permanent Network Third Local Analysis Centres Workshop, Warsaw University of Technology, Warsaw, Poland, May 31 - June 1, 2001. Reprint (1.1 MB).
Craymer, M. and D. Milbert. Progress of the NAREF Working Group. International GPS Service (IGS) Analysis Center Workshop, U.S. Naval Observatory, Washington, DC, 25-29 September 2000.
Piraszewski, M., M. Craymer and C. Huot. Preliminary Results of the NAREF Densification. International GPS Service (IGS) Analysis Center Workshop, U.S. Naval Observatory, Washington, DC, 25-29 September 2000.
Milbert, D. and M. Craymer. NAREF: An Initiative to Densify the ITRF in North America. AGU 2000 Spring Meeting, Washington, DC, 3 June 2000. Presentation (93 KB)
Craymer, M., M. Piraszewski and C. Huot. Canadian Regional Solutions for NAREF Initial Investigations. AGU 2000 Spring Meeting, Washington, DC, 3 June 2000. Presentation (173 KB)
Craymer, M.R., R. Ferland and R. Snay. Realization and Unification of NAD83 in Canada and the US via the ITRF. International Symposium of IAG, Section II, "Towards an Integrated Global Geodetic Observing System (IGGOS)", Munich, October 5-9, 1998. Revised 11 March 1999. Reprint (55 KB)
Craymer, M.R. Integration of Local Surveys into the Canadian Spatial Reference System. Public Works and Government Services Canada (PWGSC) Survey Contracting and CACS Seminar, Edmonton, Alberta, February 24, 1998. Revised May 24, 1998. Presentation (13 KB)
Craymer, M.R., P. Vanicek, P. Ong and E.J. Krakiwsky. Reliability and robustness analysis of large geodetic networks. IUGG XXI General Assembly, Boulder, CO, 3-14 July 1995.
Craymer, M.R., P. Vanicek and R.O. Castle. Estimation of rod scale errors in geodetic levelling. AGU 1994 Fall Meeting, San Francisco, 5-9 December 1994.
Craymer, M.R., P. Vanicek, E.J. Krakiwsky and D. Szabo. Robustness analysis. First International Symposium on Mathematical and Physical Foundations of Geodesy, Stuttgart, Germany, 7-9 September 1993.
Craymer, M.R., P. Vanicek, E.J. Krakiwsky and D. Szabo. Robustness analysis: A new method of assessing the strength of geodetic networks. Proceedings of the Surveying and Mapping Conference, Toronto, 8-11 June 1993.
Craymer, M.R., R. Penney and P. Mackenzie. Evaluating GPS basenets. Proceedings of the Surveying and Mapping Conference, Toronto, 8-11 June 1993.
Szabo, D.J., M.R. Craymer, E.J. Krakiwsky and P. Vanicek. Robustness measures for geodetic networks. Proceedings of the Seventh Ineternational FIG Symposium on Deformation Measurements together with the Sixth Canadian Symposium on Mining Surveying, Banff, Alberta, May 3-5, 1993.
Craymer, M.R. and N. Beck. Session Versus Baseline GPS Processing. Proceedings of the 5th International Technical Meeting of the Institute of Navigation, ION GPS-92, Albuquerque, NM, 16-18 September 1992. Received Best Paper Award. Reprint (49 KB).
Craymer, M.R. and P. Vanicek. A comparison of various algorithms for the spectral analysis of unevenly spaced data series. CISM/CGU'90 Joint Annual Meeting, Ottawa, Ontario, 23-25 May 1990. Presentation (562 KB)
Craymer, M.R., D.E. Wells, P. Vanicek and R. Devlin. Specifications for Urban GPS Surveys. ACSM/ASPRS Fall Convention, Cleveland, Ohio, 17-22 September 1989.
Craymer, M.R., P. Vanicek and G. Carrera. A report on the recompilation of the map of recent vertical crustal movements for Canada. IAG General Meeting 1989, Edinburgh, U.K., 2-12 August 1989.
Craymer, M.R. and P. Vanicek. Sequential adjustment methods for the maintenance of geodetic networks. CISM 82nd Annual Meeting, Halifax, N.S., 6-9 June 1989.
Craymer, M.R., D.E. Wells, P. Vanicek and R. Devlin. Specifications for urban GPS surveys. CISM 82nd Annual Meeting, Halifax, N.S., 6-9 June 1989.
Craymer, M.R., D.E. Wells, P. Vanicek, R. Devlin, C. Barnes. Specifications and procedures for the evaluation of Urban GPS Surveys. 5th International Symposium on Satellite Positioning, Las Cruces, NM, 13-17 March 1989.
Craymer, M.R., P. Vanicek and A. Tarvydas. NETAN: A program for the interactive analysis of geodetic networks. IUGG XIX General Assembly, Vancouver, B.C., 9-22 August 1987.
Craymer, M.R. An overview of advanced methods in adjustments. Canadian Institute of Surveying and Mapping Seminar on Geodetic Adjustments, Toronto, Ontario, 30 October 1985.
Craymer, M.R. and G.H. Carrera. Corrections for systematic errors in local levelling networks. 78th Annual Meeting of the Canadian Institute of Surveying and Mapping, Edmonton, Alberta, 28-31 May 1985.
Craymer, M.R., P. Vanicek and A. Tarvydas. Rigourous updating of adjustment networks. 78th Annual Meeting of the Canadian Institute of Surveying and Mapping, Edmonton, Alberta, 28-31 May 1985.
Craymer, M.R. and P. Vanicek. Further analysis of the 1981 southern California refraction field test. American Geophysical Union Chapman Conference on Vertical Crustal Motion, Harpers Ferry, West Virginia, 22-26 October 1984.
Vanicek, P. and M.R. Craymer. Autocorrelation functions as a diagnostic tool in levelling. Workshop on Precise Levelling, University of Hannover, Hannover, F.R.G., 16-18 March 1983.