Number of items: 87

Journal Article
Sussanna, V and Janssen, V and Gibbings, P, Absolute performance of AUSGeoid09 in mountainous regions, Journal of Applied Geodesy, 8, (3) pp. 195-203. ISSN 1862-9016 (2014) [Refereed Article]
Commins, R and Janssen, V, Improving GNSS CORS design: The CORSnet-NSW Adjustable Antenna Mount (CAAM), Journal of Global Positioning Systems, 11, (2) pp. 109-115. ISSN 1446-3156 (2012) [Refereed Article]
Janssen, V, Indirect tracking of drop bears using GNSS technology, Australian Geographer, 43, (4) pp. 445-452. ISSN 0004-9182 (2012) [Non Refereed Article]
Janssen, V and Grinter, T and Roberts, C, Can RTK GPS be used to improve cadastral infrastructure?, Engineering Journal, 15, (1) pp. 43-54. ISSN 0125-8281 (2011) [Refereed Article]
Janssen, V and Haasdyk, J and McElroy, S and Kinlyside, D, Technical Challenges Faced by CORS Network Operators: Experiences from New South Wales, Australia, International Journal of Geoinformatics, 7, (3) pp. 23-33. ISSN 1686-6576 (2011) [Refereed Article]
Atkinson, D and Chladil, M and Janssen, V and Lucieer, A, Implementation of quantitative bushfire risk analysis in a GIS environment, International Journal of Wildland Fire, 19, (5) pp. 649-658. ISSN 1049-8001 (2010) [Refereed Article]
Janssen, V and Watson, T, Improved AHD71 height determination from GNSS using AUSGeoid09 in New South Wales, Australia, Journal of Global Positioning Systems, 9, (2) pp. 112-121. ISSN 2150-850X (2010) [Refereed Article]
Janssen, V, Detection of abrupt baseline length changes using cumulative sums, Journal of Applied Geodesy, 3, (2) pp. 89-96. ISSN 1862-9016 (2009) [Refereed Article]
Janssen, V and Coleman, R and Bassis, JN, GPS-derived strain rates on an active ice shelf rift, Survey Review, 41, (311) pp. 14-25. ISSN 0039-6265 (2009) [Refereed Article]
Janssen, V, Horizontal strain rate distribution on an active ice shelf rift from in-situ GPS data, Journal of Global Positioning Systems, 8, (1) pp. 6-16. ISSN 1446-3156 (2009) [Refereed Article]
Janssen, V, Understanding coordinate reference systems, datums and transformations, International Journal of Geoinformatics, 5, (4) pp. 41-53. ISSN 1686-6576 (2009) [Refereed Article]
Magee, J and Janssen, V, Comparison of community and commercial DGPS correction sources in Tasmania, Australia, Journal of Geospatial Engineering, 10, (1 & 2) pp. 28-40. ISSN 1563-3772 (2008) [Refereed Article]
Janssen, V and Hurd, R, Spatial Sciences on Ice: 50 years of Australian activities on the Amery Ice Shelf, East Antarctica, Australian Geographer, 39, (4) pp. 389-408. ISSN 0004-9182 (2008) [Refereed Article]
Janssen, V, Volcano deformation monitoring using GPS, Journal of Spatial Science, 52, (1) pp. 41-54. ISSN 1449-8596 (2007) [Refereed Article]
Janssen, V and Ge, L and Rizos, C, Tropospheric corrections to SAR interferometry from GPS observations, GPS Solutions, 8, (3) pp. 140-151. ISSN 1080-5370 (2004) [Refereed Article]
Janssen, V and Rizos, C, A mixed-mode GPS network processing approach for deformation monitoring applications, Survey Review, 37, (287) pp. 2-19. ISSN 0039-6265 (2003) [Refereed Article]
Janssen, V and Rizos, C, Processing mixed-mode GPS networks for deformation monitoring applications, Z f V - Zeitschrift fuer Geodaesie, Geoinformation und Landmanagement, 128, (2) pp. 87-96. ISSN 1618-8950 (2003) [Refereed Article]
Janssen, V, GPS on the Web: GPS volcano deformation monitoring, GPS Solutions, 6, (1-2) pp. 128-130. ISSN 1080-5370 (2002) [Non Refereed Article]
Janssen, V and Roberts, C and Rizos, C and Abidin, HZ, Low-cost GPS-based volcano deformation monitoring at Mt. Papandayan, Indonesia, Journal of Volcanology and Geothermal Research, 115, (1-2) pp. 139-151. ISSN 0377-0273 (2002) [Refereed Article]
Janssen, V and Rizos, C, Mixed-mode GPS network processing for deformation monitoring applications in the equatorial region, Journal of Geospatial Engineering, 4, (2) pp. 81-94. ISSN 1563-3772 (2002) [Refereed Article]
Janssen, V and Roberts, C and Rizos, C and Abidin, HZ, Experiences with a mixed-mode GPS-based volcano monitoring system at Mt Papandayan, Indonesia, Geomatics Research Australasia, 74, (1) pp. 43-57. ISSN 1324-9983 (2001) [Refereed Article]
Janssen, V, Optimizing the number of double-differenced observations for GPS networks in support of deformation monitoring applications, GPS Solutions, 4, (3) pp. 41-46. ISSN 1080-5370 (2001) [Refereed Article]

Conference Publication
Janssen, V and Watson, T, Current status of EDM calibration procedures in NSW, Proceedings of the 19th Association of Public Authority Surveyors Conference, 31 March - 2 April 2014, Pokolbin, Australia, pp. 3-15. (2014) [Non Refereed Conference Paper]
Janssen, V and Watson, T, EDMCAL: processing EDM calibrations in NSW, Research@Locate'14 Proceedings, 7-9 April 2014, Canberra, Australia, pp. 97-107. (2014) [Refereed Conference Paper]
Janssen, V, Grape Expectations: Pressing Forward - Proceedings of the 19th Association of Public Authority Surveyors Conference (APAS2014), 31 March - 2 April 2014, Pokolbin, Australia (2014) [Conference Edited]
Janssen, V, Capitalising on our Position: Proceedings of the 18th Association of Public Authority Surveyors Conference (APAS2013), 12-14 March 2013, Canberra, Australia (2013) [Conference Edited]
Janssen, V, GNSS-based animal tracking: An indirect approach, Proceedings of 18th Association of Public Authority Surveyors Conference (APAS2013), 12-14 Mar 2013, Canberra, Australia, pp. 120-127. (2013) [Non Refereed Conference Paper]
Ellis, D and Janssen, V and Lock, R, Improving survey infrastructure in NSW: Construction of the Eglinton EDM baseline, Proceedings of the 18th Association of Public Authority Surveyors Conference (APAS2013), 12-14 Mar 2013, Canberra, Australia, pp. 187-201. (2013) [Non Refereed Conference Paper]
Janssen, V, Investigation of Virtual RINEX data quality, Proceedings of International Global Navigation Satellite Systems Society Symposium 2013, 16-18 July 2013, Gold Coast, Australia, pp. 1-11. ISBN 978-0-646-90640-9 (2013) [Refereed Conference Paper]
Janssen, V and Commins, R and Watson, P and McElroy, S, Using GNSS CORS to augment long-term tide gauge observations in NSW, Proceedings of the Surveying and Spatial Sciences Conference 2013, 15-19 April 2013, Canberra, Australia, pp. 1-12. ISBN 978-0-9922877-2-6 (2013) [Refereed Conference Paper]
Watson, P and Commins, R and Janssen, V and McElroy, S and Batman, G and Connors, D, Augmenting the utility of NSW longest tide gauge records with continuous GNSS technology, 21st NSW Coastal Conference, 6-9 November 2012, Kiama, Australia, pp. 1-14. (2012) [Non Refereed Conference Paper]
Commins, R and Janssen, V, CORSnet-NSW Adjustable Antenna Mount (CAAM) for GNSS CORS, Presentation from the IGS Workshop 2012, 23-27 July 2012, Olsztyn, Poland, pp. 1. (2012) [Conference Extract]
Janssen, V, From Ports to Portals: Surveying and Spatial Directions - Proceedings of the 17th Association of Public Authority Surveyors Conference (APAS2012), 19 - 21 March 2012, Wollongong, NSW (2012) [Conference Edited]
Janssen, V, Likely impact of the approaching solar maximum on GNSS surveys: Be alert but not alarmed, Proceedings of the 17th Association of Public Authority Surveyors Conference (APAS2012), 19-21 March 2012, Wollongong, New South Wales, pp. 1-17. (2012) [Non Refereed Conference Paper]
Grinter, T and Janssen, V, Post-processed Precise Point Positioning: A viable alternative?, Proceedings of the 17th Association of Public Authority Surveyors Conference (APAS2012), 19-21 March 2012, Wollongong, New South Wales (2012) [Non Refereed Conference Paper]
Rizos, C and Janssen, V and Roberts, C and Grinter, T, Precise Point Positioning: Is the era of differential GNSS positioning drawing to an end?, Proceedings of FIG Working Week 2012, 6-10 May 2012, Rome, Italy, pp. 1-17. (2012) [Non Refereed Conference Paper]
Haasdyk, J and Janssen, V, Site transformations: A block shift in thinking, Proceedings of the 17th Association of Public Authority Surveyors Conference (APAS2012), 19-21 March 2012, Wollongong, New South Wales, pp. 1-19. (2012) [Non Refereed Conference Paper]
Janssen, V and Haasdyk, J, Assessment of Network RTK performance using CORSnet-NSW, Proceedings of IGNSS Society Symposium, 15-17 November 2011, Sydney EJ (2011) [Refereed Conference Paper]
Janssen, V and Watson, T, AUSGeoid09: Improved GNSS-Based height transfer in New South Wales, Australia, IUGG Earth on the Edge: Science for a Sustainable Planet, 28 June - 7 July 2011, Melbourne Australia (2011) [Conference Extract]
Jones, G and Colombo, OL and Janssen, V and Brunker, S and Rizos, C, CORSnet-NSW and airborne LiDAR: a match made in heaven, IUGG Earth on the Edge: Science for a Sustainable Planet - Proceedings of the Assembly of the International Union of Geodesy and Geophysics, 2011, 28 June - 7 July 2011, Melbourne, Australia (2011) [Conference Extract]
Janssen, V and Haasdyk, J and McElroy, S, CORSnet-NSW network RTK: Same look and feel...only better, Proceedings of the APAS 16th Annual Conference, 2011, 6-7 Aprill 2011, Bathurst, pp. 39-54. (2011) [Non Refereed Conference Paper]
Janssen, V and Watson, T, Performance of AUSGeoid09 in NSW, Proceedings of APAS 16th Annual Conference, 2011, 6-7 April 2011, Bathurst, pp. 27-36. (2011) [Non Refereed Conference Paper]
Haasdyk, J and Janssen, V, The many paths to a common ground: A comparison of transformations between GDA94 and ITRF, Proceedings of IGNSS 2011 Symposium, 15-17 November 2011, Sydney EJ (2011) [Refereed Conference Paper]
Haasdyk, J and Roberts, C and Janssen, V, Automated monitoring of CORSnet-NSW using the Bernese software, In: Proceedings of XXIV FIG International Congress: Facing the Challenges - Building the Capacity, 11-16 April 2010, Sydney, Australia, pp. 1-19. (2010) [Non Refereed Conference Paper]
Janssen, V and White, A and Yan, T, CORSnet-NSW: Towards state-wide CORS infrastructure for New South Wales, Australia, In: Proceedings of XXIV FIG International Congress: Facing the Challenges - Building the Capacity, 11- 16 April 2010, Sydney, Australia, pp. 1-14. (2010) [Non Refereed Conference Paper]
Janssen, V and Grinter, T and Roberts, C and Troth, M, Improving cadastral Infrastructure with RTK GPS in Australia, The XXXIV FIG International Congress 2010 Proceedings, 11- 16 April 2010, Sydney, Australia EJ ISBN 978-87-90907-87-7 (2010) [Refereed Conference Paper]
Colombo, OL and Brunker, S and Jones, G and Janssen, V and Rizos, C, Testing sub-decimeter, kinematic wide-area positioning for airborne lidar surveys using the CORSnet-NSW network, Proceedings of the 23rd International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS 2010), 21-24 September 2010, Portland, Oregon, USA, pp. 1004-1018. (2010) [Non Refereed Conference Paper]
Colombo, O and Brunker, S and Jones, G and Janssen, V and Rizos, C, Wide-area, sub-decimetre positioning for airborne LiDAR surveys using CORSnet-NSW, Proceedings of the XXIV FIG International Congress: Facing the Challenges - Building the Capacity, 11-16 April 2010, Sydney, Australia, pp. 1-20. (2010) [Non Refereed Conference Paper]
Janssen, V, A comparison of the VRS and the MAC principles for network RTK, IGNSS Symposium Proceedings 2009, 1-3 December 2009, Surfers Paradise QLD, pp. 1-13. (2009) [Refereed Conference Paper]
White, A and Yan, T and Janssen, V and Yates, K, CORSnet-NSW: Delivering a state-of-the-art CORS network for New South Wales, IGNSS Symposium Proceedings 2009, 1-3 December 2009, Surfers Paradise QLD, pp. 1-7. (2009) [Non Refereed Conference Paper]
Janssen, V, Understanding coordinate systems, datums and transformations in Australia, Proceedings of the Surveying and Spatial Sciences Institute Biennial International Conference (SSC2009), , 28 September - 2 October 2009, Adelaide, pp. 697-715. ISBN 978-0-9581366-8-6 (2009) [Refereed Conference Paper]
Janssen, V and Hurd, R, A history of spatial sciences on the Amery Ice Shelf, East Antarctica, Proceedings of the Spatial Science Institute Biennial International Conference (SSC2007), Hobart, Tasmania Australia, 14-18 May 2007, May, Hobart, Tasmania, pp. 46-62. ISBN 978-0-9581366-6-2 (2007) [Refereed Conference Paper]
Atkinson, D and Janssen, V and Lucieer, A and Chladil, M, Bushfire risk assessment - an integrated approach using GIS, Proceedings of the Spatial Science Institute Biennial International Conference (SSC2007), Hobart, Tasmania Australia, 14-18 May 2007, 14-18 May 2007, Hobart, Tasmania, pp. 1093-1093. ISBN 978-0-9581366-6-2 (2007) [Conference Extract]
Janssen, V and Russell, MJ, Proceedings of the Spatial Science Institute Biennial International Conference (SSC2007), Hobart, Tasmania Australia, 14-18 May 2007, Spatial Sciences Institute, May, Hobart, Tasmania, pp. xiv-xliv, 1-1101. ISBN 978-0-9581366-6-2 (2007) [Conference Edited]
Janssen, V and Coleman, R, Strain rate distribution on an active ice shelf rift derived by GPS, 2007 American Geophysical Union Fall Meeting Program & Abstracts, 10-14 December, San Francisco (2007) [Conference Extract]
Janssen, V, Volcano - Motorway - Ice Shelf: A Journey with GPS, Postgraduate Alumni Intersections - Program. Celebrating 50 years of postgraduate studies at the School of Surveying and Spatial Information Systems, UNSW, February, Sydney, NSW EJ (2007) [Conference Extract]
Janssen, V and Rizos, C, Mixed-mode GPS deformation monitoring - a cost-effective and accurate alternative?, A Window into the Future of Geodesy: Proceedings of the 36th International Association of Geodesy General Assembly, 30 June - 11 July 2003, Sapporo, Japan, pp. 533-537. ISBN 3-540-24055-1 (2005) [Refereed Conference Paper]
Janssen, V, GPS-derived tropospheric delay corrections to differential InSAR results, Proceedings of ION GPS/GNSS 2003, 9-12 September 2003, Portland, Oregon, pp. 2692-2704. (2003) [Refereed Conference Paper]
Ge, L and Chang, HC and Janssen, V and Rizos, C, Integration of GPS, radar interferometry and GIS for ground deformation monitoring, Proceedings of the 2003 International Symposium on GPS/GNSS, 15-18 November 2003, Toyko, Japan, pp. 465-472. (2003) [Refereed Conference Paper]
Janssen, V and Ge, L and Rizos, C, Tropospheric delay corrections to differential InSAR results from GPS observations, Proceedings of the 6th International Symposium on Satellite Navigation Technology, July 22-25 2003, Melbourne, Victoria, pp. 1-12. ISBN 0-646-42494-7 (2003) [Refereed Conference Paper]

Other Public Output
Janssen, V, CORSnet-NSW reaches 150 CORS milestone, Azimuth, Institution of Surveyors NSW, Australia, 53, 8, pp. 26-27 and 31. (2014) [Magazine Article]
Janssen, V, Grape expectations: APAS2014 Conference, Azimuth, Institution of Surveyors NSW, Australia, 53, 4, pp. 22-26. (2014) [Magazine Article]
Janssen, V, Can't bear 'em: How GPS is helping to track drop bears, The Conversation, Australia, pp. 1-2. (2013) [Magazine Article]
Janssen, V, Capitalising on our position: APAS2013 conference, Azimuth, NSW, 52, 4, pp. 20-23. (2013) [Magazine Article]
Janssen, V and Commins, R and McElroy, S, GNSS at NSW tide gauges... of CORS!, Position, Simon Cooper, Australia, 65, pp. 38-42. (2013) [Magazine Article]
Janssen, V and Ellis, D and Lock, R and McElroy, S, Made to measure: Constructing modern EDM baseline infrastructure in NSW, Azimuth, The Institution of Surveyors NSW inc, Australia, 52, 9, pp. 32-34. (2013) [Magazine Article]
Janssen, V, Tracking drop bears with GNSS, Azimuth, The Institution of Surveyors NSW, Australia, 52, 8, pp. 32-33. (2013) [Magazine Article]
Janssen, V, Tracking the prey rather than the predator with GNSS, Coordinates, Centre for Geo-Information Technologies (cGIT), a Non Government Organisation (NGO), Delhi, India, June 2013, pp. 8-15. (2013) [Magazine Article]
Janssen, V and McElroy, S, Virtual RINEX: Science or fiction?, Position Magazine: the australasian magazine of surveying, mapping and geoinformation, South Pacific Science Press, Australia, October/November, 2013, pp. 38-41. (2013) [Magazine Article]
Haasdyk, J and Janssen, V, Choosing the best path: Global to national coordinate transformations, Coordinates Magazine, Centre for Geo-Information Technologies (cGIT), New Delhi, India, 8, February 2012, pp. 10-16. (2012) [Magazine Article]
Janssen, V, From Ports to Portals: APAS2012 Conference, Azimuth, NSW, Australia, 51, 4, pp. 29-32. (2012) [Magazine Article]
Rizos, C and Janssen, V and Roberts, C and Grinter, T, PPP versus DGNSS, Geomatics World, PV Publications, UK, 20, 6 (2012) [Magazine Article]
Janssen, V and Haasdyk, J and McElroy, S, Real-time GNSS field procedures: Maximising gain and minimising pain, Position Magazine, Intermedia Group, Australia, 57, February/March 2012, pp. 24-27. (2012) [Magazine Article]
Janssen, V and McElroy, S, Return of a GNSS villain: The ionosphere strikes again, Position, 60, pp. 40-45. (2012) [Magazine Article]
Haasdyk, J and Janssen, V, Site transformations: Simple is better, Position, 59, pp. 28-32. (2012) [Magazine Article]
Janssen, V and Watson, T and McElroy, S, AUSGeoid09 radically improves height determination, Position Magazine, Intermedia Group, Australia, 53, pp. 36-38. (2011) [Magazine Article]
Janssen, V and Haasdyk, J, CORS networks: Absolute antenna models are absolutely vital, Position Magazine, Intermedia Group, Australia, 51, pp. 36-40. (2011) [Magazine Article]
Janssen, V and Haasdyk, J and McElroy, S, Network RTK: Same look and feel... only better, Position Magazine, Australia, 57, Dec/Jan, pp. 20-24. (2011) [Magazine Article]
Janssen, V and McElroy, S, Coordinates and CORSnet-NSW: Dealing with distortions in GDA94, Position Magazine, Institution of Surveyors, Australia, Alexandria NSW, 50, pp. 24-27. (2010) [Magazine Article]
Janssen, V, Network RTK adding reliability to precision agriculture, Australian Farm Journal, Agricultural Publishers Pty Ltd, Melbourne, Australia, 20, 8, pp. 10-11. (2010) [Magazine Article]
Colombo, O and Brunker, S and Jones, G and Janssen, V and Rizos, C, Sparse Network: Wide-area, sub-decimeter positioning for airborne LiDAR surveys, GPS World, North Coast Media, United States, 21, 10, pp. 44-50. (2010) [Magazine Article]
Janssen, V, New Ways to Network RTK: How do VRS and MAC measure up?, Position, Intermedia Group, New South Wales, Australia, 41, June-July 2009 (2009) [Magazine Article]
Janssen, V, Precision rules! How to establish an AusCORS site, Position Magazine, Intermedia Group, Pyrmont, NSW, 44 (2009) [Magazine Article]
Janssen, V and Hurd, R, 50 Years of Spatial Science Activities on the Amery Ice Shelf. Part 1: Conventional Field Surveys, Aurora: Australia's Antarctic Magazine, ANARE Club Inc., Melbourne, 27, 1, September (2007) [Magazine Article]
Janssen, V and Hurd, R, 50 Years of Spatial Science Activities on the Amery Ice Shelf. Part 2: GPS and Remote Sensing, Aurora: Australia's Antarctic Magazine, ANARE Club Inc., Melbourne, 27, 2, December (2007) [Magazine Article]

This list was generated on Tue May 22 01:14:57 2018.