Publications

Export 21 results:
Author Keyword Title Type [ Year(Asc)]
Filters: Author is Dijkstra, Semme J  [Clear All Filters]
2016
Norton, A. R., & Dijkstra, S. J.. (2016). Observations of Acoustic Backscatter and Current Velocity Above an Eelgrass Canopy Over Multiple Tidal Cycles. New England Estuarine Research Society Fall Meeting. presented at the October 20-22.
PDF icon Norton_FallNEERSAbstract.pdf (97.52 KB)
2015
Norton, A. R., & Dijkstra, S. J.. (2015). Detecting and Characterizing the Deep Edge and Canopy Height of Eelgrass Beds Using a Multi-beam Echosounder. Coastal and Estuarine Research Federation Biennial Conference. presented at the November 8-13, Portland, OR.
Norton, A. R., & Dijkstra, S. J.. (2015). Mapping and Measuring Eelgrass Beds With an MB1 Sonar. Teledyne Marine Technology Workshop. presented at the October 4-7, San Diego, CA.
Norton, A. R., & Dijkstra, S. J.. (2015). Mapping and Measuring Eelgrass with a Multi-beam Sonar in the Great Bay Estuary, New Hampshire. 24th Annual Zosterapalooza. presented at the March 25, Boston, MA: EPA District 1.
PDF icon 2015_03_21ZosterapaloozaPoster.pdf (2.98 MB)
2011
Beduhn, T., & Dijkstra, S. J.. (2011). On the Horizon: Better Bottom Detection for Areas of Sub-Aquatic Vegetation. U.S. Hydrographic Conference (US HYDRO). presented at the Apr 25 - Apr 28, Tampa, FL, USA.
PDF icon Beduhn_Dijkstra_2011_on_the_horizon_better_bottom_detection.pdf (1.7 MB)
Dijkstra, S. J., & Armstrong, A. A.. (2011). IHO/FIG/ICA Category A Course Program Submission (pp. p. 1 - 354.). presented at the 4 April, Durham, NH, USA: Center for Coastal and Ocean Mapping/ Joint Hydrographic Center.
2005
2004
Dijkstra, S. J. (2004). Robust Characterization of SHOALS Lidar Signals for Bottom Segmentation and Classification: A Combined Parameter-estimation and Curve Fitting Approach. American Society for Photogrammetry and Remote Sensing (ASPRS). presented at the May 23 - May 28, Denver, CO, USA.
Elston, G. R., & Dijkstra, S. J.. (2004). Waveform characterization, clustering and segmentation of SHOALS. Joint Airborne LIDAR Bathymetry Technical Center of Expertise Coastal Mapping and Charting Workshop (JALBTCX). St. Andrews, New Brunswick, Canada.
Dijkstra, S. J., & Elston, G. R.. (2004). Bottom Segmentation and Classification Using Expectation-maximization Clustering Methods on SHOALS Data. American Society for Photogrammetry and Remote Sensing (ASPRS). presented at the May 23 - May 28, Denver, CO, USA.
Dijkstra, S. J., & Elston, G. R.. (2004). Quantitative Inter-channel Calibration of SHOALS Signals for Consistent Bottom Segmentation and Characterization. American Society for Photogrammetry and Remote Sensing (ASPRS). presented at the May 23 - May 28, Denver, CO, USA.
Image icon Dijkstra_2004_ASPRS_Quantitative_inter-channel_calibration_SHOALS_signals_for_segmentation_and_characterization.jpg (1.46 MB)
2003
Monahan, D., Chance, J., Dare, P., Dijkstra, S. J., Dodd, D., Howden, D., et al.. (2003). Hydrographic Learning 24/7. U.S. Hydrographic Conference (US HYDRO). presented at the Mar 24 - Mar 27, Biloxi, MS, USA.
Lewis, C. F., Blasco, S. M., Forsyth, D. A., Mayer, L. A., Dijkstra, S. J., Jacobi, R. D., et al.. (2003). Do Quaternary Sediments Register Paleoseismicity or Neotectonic Rejuvenation of Ancient Faults Beneath Lake Ontario?. Geological Society of America (GSA). presented at the Mar 27 - Mar 29, Halifax, Nova Scotia, Canada.
2002
Dijkstra, S. J., & Intelmann, S.. (2002). Mapping Benthic Habitat at Various scales in the Olympic National Marine Sanctuary, WA. National Shellfisheries Association (NSA). New Orleans, LA, USA.
Dijkstra, S. J., & Grizzle, R. E.. (2002). Automated Interpretation of Sidescan and Single-beam Sonar for Characterization and Mapping the Extent of Subtidal Oyster Reefs. National Shellfisheries Association (NSA). presented at the Apr 14 - Apr 18, Mystic, CT, USA.
Wells, D. E., Richer, J., Santos, M., Dare, P., Allen, I., Wiesenburg, D., et al.. (2002). Open Access Learning at Sea. Canadian Hydrographic Conference (CHC). presented at the May 28 - May 31, Toronto, Ontario, Canada.
2001
Adams, J. R., Dijkstra, S. J., Grizzle, R. E., Nelson, J., & Ward, L. G.. (2001). Comparison of Acoustic Techniques, Videography, and Quadrant Sampling for Characterizing Subtidal Oyster Reefs. National Shellfisheries Association (NSA). presented at the Apr 14 - Apr 18, Mystic, CT, USA.
Dijkstra, S. J. (2001). Seafloor Characterization Using Vertical Incidence Echosounders: A Study in Portsmouth Harbor and the Great Bay Estuary, New Hampshire. International Conference on High-Resolution Survey in Shallow Water (HRSSW). presented at the Sep 24 - Sep 24, Portsmouth, NH, USA.