Walsworth, N.
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Production of an Individual Tree Species Map for Forest Inventory in a Complex Forest Setting and Lessons Learned . 2017. Leckie,D.G.; Gougeon,F.; McQueen, R.; Oddleifson, K.; Hughes, N.; Walsworth, N.; Gray, S. Canadian Journal of Remote Sensing, 43:2, 140-167.
Leckie, D.G.; Gougeon, F.A.; McQueen, R.; Oddleifson, N.H.; Hughes, N.; Walsworth, N.; Gray, S.L.
Year: 2017
Catalog ID: 39053
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Identifying Tree Crown Delineation Shapes and Need for Remediation on High Resolution Imagery Using an Evidence Based Approach. 2016. Leckie, D.G.; Walsworth, N.; Gougeon, F.A. ISPRS Journal of Photogrammetry and Remote Sensing, 114, pp. 206–227.
Leckie, D.G.; Walsworth, N.; Gougeon, F.A.
Year: 2016
Catalog ID: 39698
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Automated Individual Tree Isolation on High-Resolution Imagery: Possible Methods for Breaking Isolations Involving Multiple Trees. 2016. Leckie, D.G.; Walsworth, N.; Gougeon, F.A.; Gray, S.; Johnson, D.; Johnson, L.; Oddleifson, K.; Plotsky, D., Rogers, V. IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, vol. 9, no. 7, pp. 3229-3248.
Leckie, D.G.; Walsworth, N.; Gougeon, F.A.; Gray, S.L.; Johnson, D.; Johnson, L.A.; Oddleifson, K.; Plotsky, D.; Rogers, V.
Year: 2016
Catalog ID: 39697
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Recognition and possible remediation of automated tree delineations with multiple isolations per tree (split cases) on high resolution imagery. 2016. Leckie, D.G.; Walsworth, N.; Gougeon, F. Canadian Journal of Remote Sensing, 42:1–24, 2016.
Leckie, D.G.; Walsworth, N.; Gougeon, F.A.
Year: 2016
Catalog ID: 37632
Issued by: Pacific Forestry Centre
Availability: PDF (request by e-mail)
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Deforestation and Forest Harvest Mapping with Integrated Automated and Manual Methods: Pilot Study Prince George, British Columbia, Canada. 2016. Leckie, D.; Tinis, S.; Henley, M.; Eichel, F.; Walsworth, N.; Hardman, D.; Burt, W.; Dechka, J.; Paradine, D.; Landry, R.; Yuan, X. Natural Resources Canada, Canadian Forest Service, Pacific Forestry Centre, Victoria, British Columbia. Information report BC-X-438. 56 p.
Leckie, D.G.; Tinis, S.; Henley, M; Eichel, F.; Walsworth, N.; Hardman, D.; Burt, W; Dechka, J.A.; Paradine, D.; Landry, R.; Yuan, X.
Year: 2016
Catalog ID: 36891
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Multiscale satellite and spatial information and analysis framework in support of a large-area forest monitoring and inventory update. 2009. Wulder, M.A.; White, J.C.; Gillis, M.D.; Walsworth, N.; Hansen, M.C.; Potapov, P. Environmental Monitoring and Assessment 170(1-4): 417-433.
Wulder, M.A.; White, J.C.; Gillis, M.D.; Walsworth, N.; Hansen, M.C.; Potapov, P.
Year: 2009
Catalog ID: 30386
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Stand delineation and composition estimation using semi-automated individual tree crown analysis. 2003. Leckie, D.G.; Gougeon, F.A.; Walsworth, N.; Paradine, D. Remote Sensing of Environment 85: 355-369.
Leckie, D.G.; Gougeon, F.A.; Walsworth, N.; Paradine, D.
Year: 2003
Catalog ID: 21819
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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An Investigation of Two Date Unsupervised Classification in the Context of a National Program for Landsat Based Forest Change Mapping. 2002. Leckie, D.G.; Walsworth, N.; Dechka, J.A.; Wulder, M.A. Pages 1307-1311 (Vol. 3) in IGARSS 2002, Proceedings: IEEE International Geoscience and Remote Sensing Symposium and the 24th Canadian Symposium on Remote Sensing. June 24-28, 2002, Toronto, Canada. IEEE, Piscataway, New Jersey.
Leckie, D.G.; Walsworth, N.; Dechka, J.A.; Wulder, M.A.
Year: 2002
Catalog ID: 20540
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Cutblock update with high resolution satellite images. 2000. Hall, R.J.; Walsworth, N.; Balce, T.; Dutchak, K. Pages 673-678 in Proceedings of the 22nd Canadian Remote Sensing Symposium, August 21-25, 2000, Victoria, British Columbia. Canadian Remote Sensing Society, Ottawa.
Hall, R.J.; Walsworth, N.; Balce, T.; Dutchak, K.
Year: 2000
Catalog ID: 20644
Issued by: Northern Forestry Centre
Availability: Order paper copy (free), PDF (download)
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A flexible view angle BRDF compensation system using aircraft orientation information. 1999. Leckie, D.G.; Gougeon, F.A.; Jay, C.; Tam, A.; Leach, R.; Walsworth, N. Page 115 (Vol. I) in Proceedings of the Fourth International Airborne Remote Sensing Conference and Exhibition /21st Canadian Symposium on Remote Sensing, June 21-24, 1999, Ottawa, Canada. ERIM International Inc., Ann Arbor, MI.
Leckie, D.G.; Gougeon, F.A.; Jay, C.; Tam, A.; Leach, R.; Walsworth, N.
Year: 1999
Catalog ID: 5356
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Forest parameter extraction through computer-based analysis of high resolution imagery. 1999. Leckie, D.G.; Burnett, C.; Nelson, T.A.; Jay, C.; Walsworth, N.; Gougeon, F.A.; Cloney, E. Pages 205-213 (Vol. II) in Proceedings of the Fourth International Airborne Remote Sensing Conference and Exhibition /21st Canadian Symposium on Remote Sensing, June 21-24, 1999, Ottawa, Canada. ERIM International Inc., Ann Arbor, MI.
Leckie, D.G.; Burnett, C.; Nelson, T.A.; Jay, C.; Walsworth, N.; Gougeon, F.A.; Cloney, E.E.
Year: 1999
Catalog ID: 5355
Issued by: Pacific Forestry Centre
Availability: PDF (download)
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Automated interpretation of high spatial resolution multispectral (CASI) imagery: A development project for a forest company. 1999. Leckie, D.G.; Smith, N.; Davison, D.; Jay, C.; Gougeon, F.A.; Achal, S.; Burnett, C.; Cloney, E.; Lataille, S.; Montgomery, F.; Nelson, T.A.; Walsworth, N. Pages 201-211 (Vol. 1) in Proceedings of the Fourth International Airborne Remote Sensing Conference and Exhibition /21st Canadian Symposium on Remote Sensing, June 21-24, 1999, Ottawa, Canada. ERIM International Inc., Ann Arbor, MI.
Leckie, D.G.; Smith, N.; Davison, D.; Jay, C.; Gougeon, F.A.; Achal, S.; Burnett, C.; Cloney, E.E.; Lataille, S.; Montgomery, F.; Nelson, T.A.; Walsworth, N.
Year: 1999
Catalog ID: 5354
Issued by: Pacific Forestry Centre
Availability: PDF (download)