Filling invalid values in a lidar-derived canopy height model with morphological crown control

References

• Abd Latif, Z., S. N. A. Aman, and R. Ghazali. 2011. “Delineation of Tree Crown and Canopy Height Using Airborne LiDAR and Aerial Photo.” In Proceedings of 2011 IEEE 7th International Colloquium on Signal Processing and Its Applications (CSPA 2011), 354–358, Penang, Malaysia, March 4–6. IEEE.
   Google Scholar
• Axelsson, P. 1999. “Processing of Laser Scanner Data– Algorithms and Applications.” ISPRS Journal of Photogrammetry and Remote Sensing 54: 138–147.
   Web of Science ®Google Scholar
• Ben-Arie, J. R., G. J. Hay, R. P. Powers, G. Castilla, and B. St-Onge. 2009. “Development of a Pit Filling Algorithm for LiDAR Canopy Height Models.” Computers & Geosciences 35: 1940–1949.
   Web of Science ®Google Scholar
• Brandtberg, T. 2007. “Classifying Individual Tree Species under Leaf-Off and Leaf-on Conditions Using Airborne Lidar.” ISPRS Journal of Photogrammetry and Remote Sensing 61: 325–340.
   Web of Science ®Google Scholar
• Brandtberg, T., T. A. Warner, R. E. Landenberger, and J. B. Mcgraw. 2003. “Detection and Analysis of Individual Leaf-Off Tree Crowns in Small Footprint, High Sampling Density Lidar Data from the Eastern Deciduous Forest in North America.” Remote Sensing of Environment 85: 290–303.
   Web of Science ®Google Scholar
• Chasmer, L., C. Hopkinson, and P. Treitz. 2006. “Investigating Laser Pulse Penetration Through a Conifer Canopy by Integrating Airborne and Terrestrial LiDAR.” Canadian Journal of Remote Sensing 32: 115–125.
   Web of Science ®Google Scholar
• Chen, Q., B. Dennis, P. Gong, and M. Kelly. 2006. “Isolating Individual Trees in a Savanna Woodland Using Small Footprint Lidar Data.” Photogrammetric Engineering & Remote Sensing 72: 923–932.
   Web of Science ®Google Scholar
• Dougherty, E., and R. Lotufo. 2003. Hands-on Morphological Image Processing, 91–162. Bellingham: SPIE Press.
   Google Scholar
• Falkowski, M., A. Smith, P. Gessler, A. Hudak, L. Vierling, and J. Evans. 2008. “The Influence of Conifer Forest Canopy Cover on the Accuracy of Two Individual Tree Measurement Algorithms Using LiDAR Data.” Canadian Journal of Remote Sensing 34 (Suppl. 2): S1–S13.
   Google Scholar
• Falkowski, M., A. Smith, A. Hudak, P. Gessler, L. Vierling, and N. Crookston. 2006. “Automated Estimation of Individual Conifer Tree Height and Crown Diameter via Two-Dimensional Spatial Wavelet Analysis of LiDAR Data.” Canadian Journal of Remote Sensing 32: 153–161.
   Web of Science ®Google Scholar
• Gaveau, D. L. A., and R. A. Hill. 2003. “Quantifying Canopy Height Underestimation by Laser Pulse Penetration in Small-Footprint Airborne Laser Scanning Data.” Canadian Journal of Remote Sensing 29: 650–657.
   Web of Science ®Google Scholar
• González R. C., and R. E. Woods. 2007. Digital Image Processing. 2nd ed., 147–215. Beijing: Publishing House of Electronics Industry.
   Google Scholar
• Koch, B., U. Heyder, and H. Weinacker. 2006. “Detection of Individual Tree Crowns in Airborne Lidar Data.” Photogrammetric Engineering & Remote Sensing 72: 357–363.
   Web of Science ®Google Scholar
• Koukoulas, S., and G. A. Blackburn. 2004. “Quantifying the Spatial Properties of Forest Canopy Gaps Using LiDAR Imagery and GIS.” International Journal of Remote Sensing 25: 3049–3071.
   Web of Science ®Google Scholar
• Koukoulas, S., and G. A. Blackburn. 2005. “Mapping Individual Tree Location, Height and Species in Broadleaved Deciduous Forest Using Airborne LiDAR and Multi-Spectral Remotely Sensed Data.” International Journal of Remote Sensing 26: 431–455.
   Web of Science ®Google Scholar
• Leckie, D., F. Gougeon, D. Hill, R. Quinn, L. Armstrong, and R. Shreenan. 2003. “Combined High-Density LiDAR and Multispectral Imagery for Individual Tree Crown Analysis.” Canadian Journal of Remote Sensing 29: 633–649.
   Web of Science ®Google Scholar
• Lefsky, M. A. 1997. “Application of LiDAR Remote Sensing to the Estimation of Forest Canopy and Stand Structure.” PhD thesis, University of Virginia, Charlottesville .
   Google Scholar
• Lefsky, M. A., W. B. Cohen, S. A. Acker, G. G. Parker, and T. A. Spies. 1999. “Harding D. Lidar Remote Sensing of the Canopy Structure and Biophysical Properties of Douglas-Fir Western Hemlock Forests.” Remote Sensing of Environment 70: 339–361.
   Web of Science ®Google Scholar
• Liu, Q. W. 2009. “Study on the Estimation Method of Forest Parameters Using Airborne LIDAR.” PhD thesis, Chinese Academy of Forestry .
   Google Scholar
• Liu, Q. W., Z. Y. Li, and E. X. Chen. 2008. “Individual Tree Height and Crown Extraction by Airborne LiDAR Data.” Journal of Beijing Forestry University 30: 83–89.
   Google Scholar
• Macmillan, R. A., T. C. Martin, T. J. Earle, and D. H. Mcnabb. 2003. “Automated Analysis and Classification of Landforms Using High-Resolution Digital Elevation Data: Applications and Issues.” Canadian Journal of Remote Sensing 29: 592–606.
   Web of Science ®Google Scholar
• Mahamo, M., K. Eerikaihen, and J. Pitkanen. 2004. “Estimation of Timber Volume and Stem Density Based on Scanning Laser Altimetry and Expected Tree Size Distribution Functions.” Remote Sensing of Environment 90: 319–330.
   Web of Science ®Google Scholar
• Maltamo, M., P. Packalén, X. Yu, K. Eerikäinen, J. Hyyppä, and J. Pitkänen. 2005. “Identifying and Quantifying Structural Characteristics of Heterogeneous Boreal Forests Using Laser Scanner Data.” Forest Ecology and Management 216: 41–50.
   Web of Science ®Google Scholar
• Means, J. E., S. A. Aeker, and B. J. Fitt. 2000. “Predicting Forest Stand Characteristics with Airborne Scanning LiDAR.” Photogrammetric Engineering & Remote Sensing 66: 1367–1371.
   Web of Science ®Google Scholar
• Næsset, E. 1997. “Determination of Mean Tree Height of Forest Stands Using Airborne Laser Scanner Data.” ISPRS Journal of Photogrammetry & Remote Sensing 52: 49–56.
   Web of Science ®Google Scholar
• Næsset, E., and K. O. Buerknes. 2001. “Estimating Tree Heights and Number of Stems in Young Forest Stands Using Airborne Laser Scanner Data.” Remote Sensing of Environment 78: 328–340.
   Web of Science ®Google Scholar
• Nilsson, M. 1996. “Estimation of Tree Heights and Stand Volume Using an Airborne LiDAR System.” Remote Sensing of Environment 56: 1–7.
   Web of Science ®Google Scholar
• Pang, Y., F. Zhao, and Z. Y. Li. 2008. “Study of Average Tree Height Extraction Using Airborne LiDAR.” Journal of Remote Sensing 12: 152–158.
   Google Scholar
• Popescu, S. C. 2002. “Estimating Plot-Level Forest Biophysical Parameters Using Small-Footprint Airborne Lidar Measurements.” PhD Thesis, Virginia Tech, Blacksburg .
   Google Scholar
• Popescu, S. C. 2007. “Estimating Biomass of Individual Pine Trees Using Airborne Lidar.” Biomass and Bioenergy 31: 646–655.
   Web of Science ®Google Scholar
• Puttonen, E., P. Litkey, and J. Hyyppä. 2010. “Individual Tree Species Classification by Illuminated-Shaded Area Separation.” Remote Sensing 2: 19–35.
   Web of Science ®Google Scholar
• Soille, P. 2003. Morphological Image Analysis: Principles and Applications. 2nd ed., 63–138. Heidelberg: Springer-Verlag.
   Google Scholar
• Spies, T. A., and J. F. Franklin. 1989. “Gap Characteristics and Vegetation Response in Coniferous Forests of the Pacific Northwest.” Ecology 70: 543–545.
   Web of Science ®Google Scholar
• Vosselmann, G., and H. Maas. 2001. “Adjustment and Filtering of Raw Laser Altimetry Data.” In OEEPE Workshop on Airborne Laserscanning and Interferometric SAR for Detailed Digital Elevation Models, 62–72, Stockholm, Sweden, March 1–3. Stockholm: Royal Institute of Technology.
   Google Scholar
• Wagner, W., A. Ullrich, V. Ducic, T. Melzer, and N. Studnicka. 2006. “Gaussian Decomposition and Calibration of a Novel Small-Footprint Full-Waveform Digitising Airborne Laser Scanner.” ISPRS Journal of Photogrammetry & Remote Sensing 60: 100–112.
   Web of Science ®Google Scholar
• Wagner, W., A. Ullrich, T. Melzer, C. Briese, K. Kraus. 2004. “From Single-Pulse to Full-Waveform Airborne Laser Scanners: Potential and Practical Challenges.” International Archives of Photogrammetry, Remote Sensing and Spatial Information Sciences 35 (part B3): 201–206.
   Google Scholar
• Wang, Z. Y., R. Boesch, and C. Ginzler. 2007. “Color and LiDAR Data Fusion: Application to Automatic Forest Boundary Delineation in Aerial Images.” International Archives of Photogrammetry, Remote Sensing and Spatial Information Sciences XXXVI (Part 1/W51): 545–548.
   Google Scholar
• Wulder, M. 1998. “Optical Remote Sensing Techniques for the Assessment of Forest Inventory and Biophysical Parameters.” Progress in Physical Geography 22: 449–476.
   Web of Science ®Google Scholar
• Zhao, K. G., and S. Popescu. 2007. “Hierarchical Watershed Segmentation of Canopy Height Model for Multi-Scale Forest Inventory.” International Archives of Photogrammetry and Remote Sensing (IAPRS) XXXVI (Part 3/W52): 436–441.
   Google Scholar
• Zhao, K. G., S. Popescu, and R. Nelson. 2009. “Lidar Remote Sensing of Forest Biomass: A Scale-Invariant Estimation Approach Using Airborne Lasers.” Remote Sensing of Environment 113: 182–196.
   Web of Science ®Google Scholar