메뉴 건너뛰기




Volumn 32, Issue 1, 2017, Pages 68-79

Assessing 3D point clouds from aerial photographs for species-specific forest inventories

Author keywords

airborne laser scanning; Dirichlet regression; photogrammetry; species proportions; Species specific forest management inventory

Indexed keywords

FORESTRY; LASER APPLICATIONS; MEAN SQUARE ERROR; PHOTOGRAMMETRY; REGRESSION ANALYSIS; SURFACE ANALYSIS;

EID: 84969781297     PISSN: 02827581     EISSN: 16511891     Source Type: Journal    
DOI: 10.1080/02827581.2016.1186727     Document Type: Article
Times cited : (74)

References (67)
  • 1
    • 84957894098 scopus 로고    scopus 로고
    • St. Petersburg: Available from:
    • Agisoft LLC. 2014. Agisoft photoscan user manual. St. Petersburg. Available from:http://www.agisoft.com/pdf/photoscan-pro_1_1_en.pdf
    • (2014) Agisoft photoscan user manual
    • Agisoft, L.L.C.1
  • 2
    • 84996462506 scopus 로고    scopus 로고
    • Tree species discrimination by aid of template matching applied to digital air photos. In: International workshop on 3D remote sensing in forestry; Vienna: BOKU. Available from
    • Bohlin J, Olsson H, Olofsson K, Wallerman J. 2006. Tree species discrimination by aid of template matching applied to digital air photos. In:International workshop on 3D remote sensing in forestry; Vienna:BOKU. Available from http://www.rali.boku.ac.at/fileadmin/data/H03000/H85000/H85700/workshops/3drsforestry/presentations/7.4-olsson.pdf
    • (2006)
    • Bohlin, J.1    Olsson, H.2    Olofsson, K.3    Wallerman, J.4
  • 3
    • 84866767554 scopus 로고    scopus 로고
    • Forest variable estimation using photogrammetric matching of digital aerial images in combination with a high-resolution DEM
    • Bohlin J, Wallerman J, Fransson JES. 2012a. Forest variable estimation using photogrammetric matching of digital aerial images in combination with a high-resolution DEM. Scand J For Res. 27:692–699. doi:10.1080/02827581.2012.686625
    • (2012) Scand J For Res , vol.27 , pp. 692-699
    • Bohlin, J.1    Wallerman, J.2    Fransson, J.E.S.3
  • 4
    • 84922111214 scopus 로고    scopus 로고
    • Species-specific forest variable estimation using non-parametric modelling of multi-spectral photogrammetric point cloud data. In: International archives of the photogrammetry, XXII ISPRS Congress; Melbourne. Available from:
    • Bohlin J, Wallerman J, Fransson JES. 2012b. Species-specific forest variable estimation using non-parametric modelling of multi-spectral photogrammetric point cloud data. In:International archives of the photogrammetry, XXII ISPRS Congress; Melbourne. Available from:http://pub.epsilon.slu.se/10635/8/bohlin_et_al_130710.pdf
    • (2012)
    • Bohlin, J.1    Wallerman, J.2    Fransson, J.E.S.3
  • 5
    • 0002611439 scopus 로고
    • Volume tables for birch
    • Norwegian with English summary
    • Braastad H. 1966. Volume tables for birch. Meddr norske SkogforsVes. 21:23–78. Norwegian with English summary.
    • (1966) Meddr norske SkogforsVes , vol.21 , pp. 23-78
    • Braastad, H.1
  • 6
    • 0001761759 scopus 로고
    • Volume functions and tables for scots pine. South Norway
    • Norwegian with English summary
    • Brantseg A. 1967. Volume functions and tables for scots pine. South Norway. Meddr norske SkogforsVes. 22:689–739. Norwegian with English summary.
    • (1967) Meddr norske SkogforsVes , vol.22 , pp. 689-739
    • Brantseg, A.1
  • 7
    • 84884919541 scopus 로고    scopus 로고
    • Tree crown delineation and tree species classification in boreal forests using Hyperspectral and ALS Data
    • Dalponte M, Ørka HO, Ene LT, Gobakken T, Næsset E. 2014. Tree crown delineation and tree species classification in boreal forests using Hyperspectral and ALS Data. Remote Sens Environ. 140:306–317. doi:10.1016/j.rse.2013.09.006
    • (2014) Remote Sens Environ , vol.140 , pp. 306-317
    • Dalponte, M.1    Ørka, H.O.2    Ene, L.T.3    Gobakken, T.4    Næsset, E.5
  • 9
    • 34548431766 scopus 로고    scopus 로고
    • Remote sensing of species mixtures in conifer plantations using LiDAR height and intensity data
    • Donoghue D, Watt P, Cox N, Wilson J. 2007. Remote sensing of species mixtures in conifer plantations using LiDAR height and intensity data. Remote Sens Environ. 110:509–522. doi:10.1016/j.rse.2007.02.032
    • (2007) Remote Sens Environ , vol.110 , pp. 509-522
    • Donoghue, D.1    Watt, P.2    Cox, N.3    Wilson, J.4
  • 10
    • 0031831967 scopus 로고    scopus 로고
    • Determination of stand volume in practical forest inventories based on field measurements and photo-interpretation: the Norwegian experience
    • Eid T, Næsset E. 1998. Determination of stand volume in practical forest inventories based on field measurements and photo-interpretation:the Norwegian experience. Scand J For Res. 13:246–254. doi:10.1080/02827589809382982
    • (1998) Scand J For Res , vol.13 , pp. 246-254
    • Eid, T.1    Næsset, E.2
  • 11
    • 2942719059 scopus 로고    scopus 로고
    • Species classification of individually segmented tree crowns in high-resolution aerial images using radiometric and morphologic image measures
    • Erikson M. 2004. Species classification of individually segmented tree crowns in high-resolution aerial images using radiometric and morphologic image measures. Remote Sens Environ. 91:469–477. doi:10.1016/j.rse.2004.04.006
    • (2004) Remote Sens Environ , vol.91 , pp. 469-477
    • Erikson, M.1
  • 12
    • 0002955577 scopus 로고
    • Stand height curves and new tariff tables for Norway spruce
    • Norwegian with English summary
    • Fitje A, Vestjordet E. 1977. Stand height curves and new tariff tables for Norway spruce. Meddr norske SkogforsVes. 34:23–62. Norwegian with English summary.
    • (1977) Meddr norske SkogforsVes , vol.34 , pp. 23-62
    • Fitje, A.1    Vestjordet, E.2
  • 13
    • 0034627794 scopus 로고    scopus 로고
    • Incorporating texture into classification of forest species composition from airborne multispectral images
    • Franklin SE, Hall RJ, Moskal LM, Maudie AJ, Lavigne MB. 2000. Incorporating texture into classification of forest species composition from airborne multispectral images. Int J Remote Sens. 21:61–79. doi:10.1080/014311600210993
    • (2000) Int J Remote Sens , vol.21 , pp. 61-79
    • Franklin, S.E.1    Hall, R.J.2    Moskal, L.M.3    Maudie, A.J.4    Lavigne, M.B.5
  • 14
    • 84926250357 scopus 로고    scopus 로고
    • Comparing biophysical forest characteristics estimated from photogrammetric matching of aerial images and airborne laser scanning data
    • Gobakken T, Bollandsås OM, Næsset E. 2014. Comparing biophysical forest characteristics estimated from photogrammetric matching of aerial images and airborne laser scanning data. Scand J For Res. 30:1–37.
    • (2014) Scand J For Res , vol.30 , pp. 1-37
    • Gobakken, T.1    Bollandsås, O.M.2    Næsset, E.3
  • 15
    • 44449130875 scopus 로고    scopus 로고
    • Assessing effects of laser point density, ground sampling intensity, and field sample plot size on biophysical stand properties derived from airborne laser scanner data
    • Gobakken T, Næsset E. 2008. Assessing effects of laser point density, ground sampling intensity, and field sample plot size on biophysical stand properties derived from airborne laser scanner data. Can J For Res. 38:1095–1109. doi:10.1139/X07-219
    • (2008) Can J For Res , vol.38 , pp. 1095-1109
    • Gobakken, T.1    Næsset, E.2
  • 16
    • 0036945091 scopus 로고    scopus 로고
    • Tree species classification using semi-automatic delineation of trees on aerial images
    • Haara A, Haarala M. 2002. Tree species classification using semi-automatic delineation of trees on aerial images. Scand J For Res. 17:556–565. doi:10.1080/02827580260417215
    • (2002) Scand J For Res , vol.17 , pp. 556-565
    • Haara, A.1    Haarala, M.2
  • 17
    • 84979971882 scopus 로고    scopus 로고
    • Modeling aboveground biomass in dense tropical submontane rainforest using airborne laser scanner data
    • Hansen EH, Gobakken T, Bollandsås OM, Zahabu E, Næsset E. 2015. Modeling aboveground biomass in dense tropical submontane rainforest using airborne laser scanner data. Remote Sens. 7:788–807. doi:10.3390/rs70100788
    • (2015) Remote Sens , vol.7 , pp. 788-807
    • Hansen, E.H.1    Gobakken, T.2    Bollandsås, O.M.3    Zahabu, E.4    Næsset, E.5
  • 19
    • 79960577816 scopus 로고    scopus 로고
    • Maxlik: a package for maximum likelihood estimation in R
    • Henningsen A, Toomet O. 2011. Maxlik:a package for maximum likelihood estimation in R. Comput Stat. 26:443–458. doi:10.1007/s00180-010-0217-1
    • (2011) Comput Stat , vol.26 , pp. 443-458
    • Henningsen, A.1    Toomet, O.2
  • 20
    • 84861140628 scopus 로고    scopus 로고
    • Modelling compositional data using Dirichlet regression models
    • Hijazi RH, Jernigan RW. 2007. Modelling compositional data using Dirichlet regression models. J Appl Probab Stat. 4:77–91.
    • (2007) J Appl Probab Stat , vol.4 , pp. 77-91
    • Hijazi, R.H.1    Jernigan, R.W.2
  • 21
    • 40049088615 scopus 로고    scopus 로고
    • Species identification of individual trees by combining high resolution LiDAR data with multi-spectral images
    • Holmgren J, Persson Å, Söderman U. 2008. Species identification of individual trees by combining high resolution LiDAR data with multi-spectral images. Int J Remote Sens. 29:1537–1552. doi:10.1080/01431160701736471
    • (2008) Int J Remote Sens , vol.29 , pp. 1537-1552
    • Holmgren, J.1    Persson, Å.2    Söderman, U.3
  • 22
    • 77951204455 scopus 로고    scopus 로고
    • Digital airborne photogrammetry—a new tool for quantitative remote sensing? A state-of-the-art review on radiometric aspects of digital photogrammetric images
    • Honkavaara E, Arbiol R, Markelin L, Martinez L, Cramer M, Bovet S, Chandelier L, Ilves R, Klonus S, Marshal P, et al. 2009. Digital airborne photogrammetry—a new tool for quantitative remote sensing? A state-of-the-art review on radiometric aspects of digital photogrammetric images. Remote Sens. 1:577. doi:10.3390/rs1030577
    • (2009) Remote Sens , vol.1 , pp. 577
    • Honkavaara, E.1    Arbiol, R.2    Markelin, L.3    Martinez, L.4    Cramer, M.5    Bovet, S.6    Chandelier, L.7    Ilves, R.8    Klonus, S.9    Marshal, P.10
  • 25
    • 79957623370 scopus 로고    scopus 로고
    • Variation and directional anisotropy of reflectance at the crown scale—implications for tree species classification in digital aerial images
    • Korpela I, Heikkinen V, Honkavaara E, Rohrbach F, Tokola T. 2011. Variation and directional anisotropy of reflectance at the crown scale—implications for tree species classification in digital aerial images. Remote Sens Environ. 115:2062–2074. doi:10.1016/j.rse.2011.04.008
    • (2011) Remote Sens Environ , vol.115 , pp. 2062-2074
    • Korpela, I.1    Heikkinen, V.2    Honkavaara, E.3    Rohrbach, F.4    Tokola, T.5
  • 26
    • 84952637871 scopus 로고    scopus 로고
    • Tree species identification in aerial image data using directional reflectance signatures
    • Korpela I, Mehtätalo L, Markelin L, Seppänen A, Kangas A. 2014. Tree species identification in aerial image data using directional reflectance signatures. Silva Fenn. 48:1087. doi:10.14214/sf.1087
    • (2014) Silva Fenn , vol.48 , pp. 1087
    • Korpela, I.1    Mehtätalo, L.2    Markelin, L.3    Seppänen, A.4    Kangas, A.5
  • 27
    • 1542606239 scopus 로고    scopus 로고
    • Combined high-density LiDAR and multispectral imagery for individual tree crown analysis
    • Leckie D, Gougeon F, Hill D, Quinn R, Armstrong L, Shreenan R. 2003. Combined high-density LiDAR and multispectral imagery for individual tree crown analysis. Can J Remote Sens. 29:633–649. doi:10.5589/m03-024
    • (2003) Can J Remote Sens , vol.29 , pp. 633-649
    • Leckie, D.1    Gougeon, F.2    Hill, D.3    Quinn, R.4    Armstrong, L.5    Shreenan, R.6
  • 28
    • 84996428979 scopus 로고    scopus 로고
    • Leaps: regression subset selection. Available from:
    • Lumley T, Miller A. 2009. Leaps:regression subset selection. Available from:http://cran.r-project.org/web/packages/leaps/leaps.pdf
    • (2009)
    • Lumley, T.1    Miller, A.2
  • 29
    • 84996462537 scopus 로고    scopus 로고
    • Dirichletreg : Dirichlet regression for compositional data in R Dirichletreg: Dirichlet regression for compositional data in R. Version 0.4.0; Vienna: WU Vienna University of Economics and Business, Department of Statistics and Mathematics
    • Maier MJ. 2014. Dirichletreg:Dirichlet regression for compositional data in R Dirichletreg:Dirichlet regression for compositional data in R. Version 0.4.0; Vienna:WU Vienna University of Economics and Business, Department of Statistics and Mathematics.
    • (2014)
    • Maier, M.J.1
  • 31
    • 84927909254 scopus 로고    scopus 로고
    • Using pre-classification to improve the accuracy of species-specific forest attribute estimates from airborne laser scanner data and aerial images
    • Maltamo M, Ørka HO, Bollandsås OM, Gobakken T, Næsset E. 2014b. Using pre-classification to improve the accuracy of species-specific forest attribute estimates from airborne laser scanner data and aerial images. Scand J For Res. 30:1–22. doi:10.1080/02827581.2014.986520
    • (2014) Scand J For Res , vol.30 , pp. 1-22
    • Maltamo, M.1    Ørka, H.O.2    Bollandsås, O.M.3    Gobakken, T.4    Næsset, E.5
  • 32
    • 84996474750 scopus 로고    scopus 로고
    • Airborne laser scanning based stand level management inventory in Finland. In: Proceedings of SilviLaser 2011, 11th International Conference on LiDAR Applications for Assessing (pp. 16–19). University of Tasmania
    • Maltamo M, Packalén P, Kangas J, Uuttera J, Heikkila J. 2011. Airborne laser scanning based stand level management inventory in Finland. In:Proceedings of SilviLaser 2011, 11th International Conference on LiDAR Applications for Assessing (pp. 16–19). University of Tasmania.
    • (2011)
    • Maltamo, M.1    Packalén, P.2    Kangas, J.3    Uuttera, J.4    Heikkila, J.5
  • 35
    • 78650946419 scopus 로고    scopus 로고
    • Identifying leading species using tree crown metrics derived from very high spatial resolution imagery in a boreal forest environment
    • Mora B, Wulder MA, White JC. 2010. Identifying leading species using tree crown metrics derived from very high spatial resolution imagery in a boreal forest environment. Can J Remote Sens. 36:332–344. doi:10.5589/m10-052
    • (2010) Can J Remote Sens , vol.36 , pp. 332-344
    • Mora, B.1    Wulder, M.A.2    White, J.C.3
  • 36
    • 0029666686 scopus 로고    scopus 로고
    • Estimation of tree heights and stand volume using an airborne lidar system
    • Nilsson M. 1996. Estimation of tree heights and stand volume using an airborne lidar system. Remote Sens Environ. 56:1–7. doi:10.1016/0034-4257(95)00224-3
    • (1996) Remote Sens Environ , vol.56 , pp. 1-7
    • Nilsson, M.1
  • 37
    • 78349246183 scopus 로고    scopus 로고
    • Neural networks for the prediction of species-specific plot volumes using airborne laser scanning and aerial photographs
    • Niska H, Skön J-P, Packalén P, Tokola T, Maltamo M, Kolehmainen M. 2010. Neural networks for the prediction of species-specific plot volumes using airborne laser scanning and aerial photographs. IEEE Trans Geosci Remote Sens. 48:1076–1085. doi:10.1109/TGRS.2009.2029864
    • (2010) IEEE Trans Geosci Remote Sens , vol.48 , pp. 1076-1085
    • Niska, H.1    Skön, J.-P.2    Packalén, P.3    Tokola, T.4    Maltamo, M.5    Kolehmainen, M.6
  • 38
    • 84880438400 scopus 로고    scopus 로고
    • Performance of dense digital surface models based on image matching in the estimation of plot-level forest variables
    • Nurminen K, Karjalainen M, Yu X, Hyyppä J, Honkavaara E. 2013. Performance of dense digital surface models based on image matching in the estimation of plot-level forest variables. ISPRS J Photogramm Remote Sens. 83:104–115. doi:10.1016/j.isprsjprs.2013.06.005
    • (2013) ISPRS J Photogramm Remote Sens , vol.83 , pp. 104-115
    • Nurminen, K.1    Karjalainen, M.2    Yu, X.3    Hyyppä, J.4    Honkavaara, E.5
  • 39
    • 0036218720 scopus 로고    scopus 로고
    • Predicting forest stand characteristics with airborne scanning laser using a practical two-stage procedure and field data
    • Næsset E. 2002. Predicting forest stand characteristics with airborne scanning laser using a practical two-stage procedure and field data. Remote Sens Environ. 80:88–99. doi:10.1016/S0034-4257(01)00290-5
    • (2002) Remote Sens Environ , vol.80 , pp. 88-99
    • Næsset, E.1
  • 40
    • 11144301734 scopus 로고    scopus 로고
    • Accuracy of forest inventory using airborne laser scanning: evaluating the first Nordic full-scale operational project
    • Næsset E. 2004a. Accuracy of forest inventory using airborne laser scanning:evaluating the first Nordic full-scale operational project. Scand J For Res. 19:554–557. doi:10.1080/02827580410019544
    • (2004) Scand J For Res , vol.19 , pp. 554-557
    • Næsset, E.1
  • 41
    • 2342590151 scopus 로고    scopus 로고
    • Practical large-scale forest stand inventory using a small-footprint airborne scanning laser
    • Næsset E. 2004b. Practical large-scale forest stand inventory using a small-footprint airborne scanning laser. Scand J For Res. 19:164–179. doi:10.1080/02827580310019257
    • (2004) Scand J For Res , vol.19 , pp. 164-179
    • Næsset, E.1
  • 42
    • 25844525780 scopus 로고    scopus 로고
    • Assessing sensor effects and effects of leaf-off and leaf-on canopy conditions on biophysical stand properties derived from small-footprint airborne laser data
    • Næsset E. 2005. Assessing sensor effects and effects of leaf-off and leaf-on canopy conditions on biophysical stand properties derived from small-footprint airborne laser data. Remote Sens Environ. 98:356–370. doi:10.1016/j.rse.2005.07.012
    • (2005) Remote Sens Environ , vol.98 , pp. 356-370
    • Næsset, E.1
  • 43
    • 84909634662 scopus 로고    scopus 로고
    • Area-based inventory in Norway–from innovation to operational reality
    • Maltamo M., Næsset E., Vauhkonen J., (eds), Dordrecht: Springer
    • Næsset E. 2014. Area-based inventory in Norway–from innovation to operational reality. In:Maltamo M, Næsset E, Vauhkonen J, editors. Forestry applications of airborne laser scanning. Dordrecht:Springer. p. 215–240.
    • (2014) Forestry applications of airborne laser scanning , pp. 215-240
    • Næsset, E.1
  • 44
    • 84884503498 scopus 로고    scopus 로고
    • Characterizing forest species composition using multiple remote sensing data sources and inventory approaches
    • Ørka HO, Dalponte M, Gobakken T, Næsset E, Ene LT. 2013. Characterizing forest species composition using multiple remote sensing data sources and inventory approaches. Scand J For Res. 28:677–688. doi:10.1080/02827581.2013.793386
    • (2013) Scand J For Res , vol.28 , pp. 677-688
    • Ørka, H.O.1    Dalponte, M.2    Gobakken, T.3    Næsset, E.4    Ene, L.T.5
  • 45
    • 84865759829 scopus 로고    scopus 로고
    • Simultaneously acquired airborne laser scanning and multispectral imagery for individual tree species identification
    • Ørka HO, Gobakken T, Næsset E, Ene L, Lien V. 2012. Simultaneously acquired airborne laser scanning and multispectral imagery for individual tree species identification. Can J Remote Sens. 38:125–138. doi:10.5589/m12-021
    • (2012) Can J Remote Sens , vol.38 , pp. 125-138
    • Ørka, H.O.1    Gobakken, T.2    Næsset, E.3    Ene, L.4    Lien, V.5
  • 46
    • 77951104193 scopus 로고    scopus 로고
    • Effects of different sensors and leaf-on and leaf-off canopy conditions on echo distributions and individual tree properties derived from airborne laser scanning
    • Ørka HO, Næsset E, Bollandsås OM. 2010. Effects of different sensors and leaf-on and leaf-off canopy conditions on echo distributions and individual tree properties derived from airborne laser scanning. Remote Sens Environ. 114:1445–1461. doi:10.1016/j.rse.2010.01.024
    • (2010) Remote Sens Environ , vol.114 , pp. 1445-1461
    • Ørka, H.O.1    Næsset, E.2    Bollandsås, O.M.3
  • 47
    • 34250374908 scopus 로고    scopus 로고
    • The k-msn method for the prediction of species-specific stand attributes using airborne laser scanning and aerial photographs
    • Packalén P, Maltamo M. 2007. The k-msn method for the prediction of species-specific stand attributes using airborne laser scanning and aerial photographs. Remote Sens Environ. 109:328–341. doi:10.1016/j.rse.2007.01.005
    • (2007) Remote Sens Environ , vol.109 , pp. 328-341
    • Packalén, P.1    Maltamo, M.2
  • 48
    • 74049126022 scopus 로고    scopus 로고
    • A two stage method to estimate species-specific growing stock
    • Packalén P, Suvanto A, Maltamo M. 2009. A two stage method to estimate species-specific growing stock. Photogramm Eng Remote Sens. 75:1451–1460. doi:10.14358/PERS.75.12.1451
    • (2009) Photogramm Eng Remote Sens , vol.75 , pp. 1451-1460
    • Packalén, P.1    Suvanto, A.2    Maltamo, M.3
  • 49
    • 84939439873 scopus 로고    scopus 로고
    • Inventory of small forest areas using an unmanned aerial system
    • Puliti S, Ørka HO, Gobakken T, Næsset E. 2015. Inventory of small forest areas using an unmanned aerial system. Remote Sens. 7:9632. doi:10.3390/rs70809632
    • (2015) Remote Sens , vol.7 , pp. 9632
    • Puliti, S.1    Ørka, H.O.2    Gobakken, T.3    Næsset, E.4
  • 50
    • 84909586053 scopus 로고    scopus 로고
    • Comparison of four types of 3d data for timber volume estimation
    • Rahlf J, Breidenbach J, Solberg S, Næsset E, Astrup R. 2014. Comparison of four types of 3d data for timber volume estimation. Remote Sens Environ. 155:325–333. doi:10.1016/j.rse.2014.08.036
    • (2014) Remote Sens Environ , vol.155 , pp. 325-333
    • Rahlf, J.1    Breidenbach, J.2    Solberg, S.3    Næsset, E.4    Astrup, R.5
  • 51
    • 84996465817 scopus 로고    scopus 로고
    • A language and environment for statistical computing. R Foundation for Statistical Computing. Vienna. Available from:
    • R Core Team. 2015. A language and environment for statistical computing. R Foundation for Statistical Computing. Vienna. Available from:http://www.R-project.org
    • (2015)
  • 52
    • 33745612514 scopus 로고    scopus 로고
    • A better lemon squeezer? Maximum-likelihood regression with beta-distributed dependent variables
    • Smithson M, Verkuilen J. 2006. A better lemon squeezer? Maximum-likelihood regression with beta-distributed dependent variables. Psychol Methods. 11:54–71. doi:10.1037/1082-989X.11.1.54
    • (2006) Psychol Methods , vol.11 , pp. 54-71
    • Smithson, M.1    Verkuilen, J.2
  • 53
    • 0000631147 scopus 로고
    • A ratio estimator for bias correction in logarithmic regressions
    • Snowdon P. 1991. A ratio estimator for bias correction in logarithmic regressions. Can J For Res. 21:720–724. doi:10.1139/x91-101
    • (1991) Can J For Res , vol.21 , pp. 720-724
    • Snowdon, P.1
  • 54
    • 84996446266 scopus 로고    scopus 로고
    • Commercial roundwood removals, Q1 2016, preliminary figures; cited [2016 Apr 20 ]. Available from:
    • Statistics Norway. 2016. Commercial roundwood removals, Q1 2016, preliminary figures; cited [2016 Apr 20 ]. Available from:http://www.ssb.no/en/jord-skog-jakt-og-fiskeri/statistikker/skogav/kvartal
    • (2016)
  • 55
    • 84880951816 scopus 로고    scopus 로고
    • Potential of ultracamx stereo images for estimating timber volume and basal area at the plot level in mixed European forests
    • Straub C, Stepper C, Seitz R, Waser LT. 2013. Potential of ultracamx stereo images for estimating timber volume and basal area at the plot level in mixed European forests. Can J For Res. 43:731–741. doi:10.1139/cjfr-2013-0125
    • (2013) Can J For Res , vol.43 , pp. 731-741
    • Straub, C.1    Stepper, C.2    Seitz, R.3    Waser, L.T.4
  • 56
    • 84996453359 scopus 로고    scopus 로고
    • Terrascan user’s guide, Terrasolid Ltd., Helsinki. Available from:
    • Terrasolid. 2012. Terrascan user’s guide, Terrasolid Ltd., Helsinki. Available from:https://www.terrasolid.com/download/tscan.pdf
    • (2012)
  • 59
    • 0001761761 scopus 로고
    • Functions and tables for volume of standing trees. Norway Spruce
    • Norwegian with English summary
    • Vestjordet E. 1967. Functions and tables for volume of standing trees. Norway Spruce. Meddr norske SkogforsVes. 22:539–574. Norwegian with English summary.
    • (1967) Meddr norske SkogforsVes , vol.22 , pp. 539-574
    • Vestjordet, E.1
  • 60
    • 2542583024 scopus 로고
    • Volum Av Nyttbart Virke Hos Gran Og Furu Basert På Relativ Høyde Og Diameter I Brysthøyde Eller Ved 2,5 M Fra Stubbeavskjær [Merchantable volume of Norway spruce and scots pine based on relative height and diameter at breast height or 2.5 M above stump level]
    • Norwegian with English summary
    • Vestjordet E. 1968. Volum Av Nyttbart Virke Hos Gran Og Furu Basert På Relativ Høyde Og Diameter I Brysthøyde Eller Ved 2,5 M Fra Stubbeavskjær [Merchantable volume of Norway spruce and scots pine based on relative height and diameter at breast height or 2.5 M above stump level]. Meddr norske SkogforsVes. 25:411–459. Norwegian with English summary.
    • (1968) Meddr norske SkogforsVes , vol.25 , pp. 411-459
    • Vestjordet, E.1
  • 62
    • 33845799807 scopus 로고    scopus 로고
    • Segmentation and classification of high resolution imagery for mapping individual species in a closed canopy, deciduous forest
    • Warner TA, McGraw JB, Landenberger R. 2006. Segmentation and classification of high resolution imagery for mapping individual species in a closed canopy, deciduous forest. Sci China Ser E. 49:128–139. doi:10.1007/s11431-006-8114-0
    • (2006) Sci China Ser E , vol.49 , pp. 128-139
    • Warner, T.A.1    McGraw, J.B.2    Landenberger, R.3
  • 63
    • 77958099826 scopus 로고    scopus 로고
    • Semi-automatic classification of tree species in different forest ecosystems by spectral and geometric variables derived from airborne digital sensor (Ads40) and Rc30 data
    • Waser LT, Ginzler C, Kuechler M, Baltsavias E, Hurni L. 2011. Semi-automatic classification of tree species in different forest ecosystems by spectral and geometric variables derived from airborne digital sensor (Ads40) and Rc30 data. Remote Sens Environ. 115:76–85. doi:10.1016/j.rse.2010.08.006
    • (2011) Remote Sens Environ , vol.115 , pp. 76-85
    • Waser, L.T.1    Ginzler, C.2    Kuechler, M.3    Baltsavias, E.4    Hurni, L.5
  • 64
    • 84864071660 scopus 로고    scopus 로고
    • Prediction of understory vegetation cover with airborne lidar in an interior ponderosa pine forest
    • Wing BM, Ritchie MW, Boston K, Cohen WB, Gitelman A, Olsen MJ. 2012. Prediction of understory vegetation cover with airborne lidar in an interior ponderosa pine forest. Remote Sens Environ. 124:730–741. doi:10.1016/j.rse.2012.06.024
    • (2012) Remote Sens Environ , vol.124 , pp. 730-741
    • Wing, B.M.1    Ritchie, M.W.2    Boston, K.3    Cohen, W.B.4    Gitelman, A.5    Olsen, M.J.6
  • 65
    • 7444231656 scopus 로고    scopus 로고
    • Normalized spectral mixture analysis for monitoring urban composition using etm+imagery
    • Wu C. 2004. Normalized spectral mixture analysis for monitoring urban composition using etm+imagery. Remote Sens Environ. 93:480–492. doi:10.1016/j.rse.2004.08.003
    • (2004) Remote Sens Environ , vol.93 , pp. 480-492
    • Wu, C.1
  • 66
    • 0033333841 scopus 로고    scopus 로고
    • Penalized discriminant analysis of in situ hyperspectral data for conifer species recognition
    • Yu B, Member S, Ostland IM, Gong P, Pu R. 1999. Penalized discriminant analysis of in situ hyperspectral data for conifer species recognition. IEEE Trans Geosci Remote Sens. 35:2569–2577. doi:10.1109/36.789651
    • (1999) IEEE Trans Geosci Remote Sens , vol.35 , pp. 2569-2577
    • Yu, B.1    Member, S.2    Ostland, I.M.3    Gong, P.4    Pu, R.5
  • 67
    • 84996425520 scopus 로고    scopus 로고
    • Package ‘GLCM’. version 1.2. Available from:
    • Zvoleff A. 2015. Package ‘GLCM’. version 1.2. Available from:http://cran.r-project.org/web/packages/glcm/glcm.pdf
    • (2015)
    • Zvoleff, A.1


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.