TIMO TOKOLA

Contact info

PROJECTS - UEF

• 
  Novel digital solutions and multi-sourced data in assessing trafficability of forest roads – Take me home, country road

Publications

• Karjalainen, Ville; Tokola, Timo; Malinen, Jukka. 2021. Prediction of topsoil stoniness using soil type information and airborne gamma-ray data Canadian journal of forest research-revue canadienne de recherche forestiere 2022; 52 1: 27-37. 2021
• Waga, Katalin; Malinen, Jukka; Tokola, Timo. 2021. Locally invariant analysis of forest road quality using two different pulse density airborne laser scanning datasets Silva fennica 55 1: 10371. 2021
• Xu, Qing; Ståhl, Göran; McRoberts, Ronald E; Li, Bo; Tokola, Timo; Hou, Zhengyang. 2021. Generalizing systematic adaptive cluster sampling for forest ecosystem inventory Forest ecology and management 489: 119051. 2021
• Sanz, Blanca; Malinen, Jukka; Sirparanta, Sanna; Peuhkurinen, Jussi; Leppänen, Vesa; Melkas, Timo; Riekki, Kirsi; Kauranne, Tuomo; Vastaranta, Mikko; Tokola, Timo. 2021. Integrating Detailed Timber Assortments into Airborne Laser Scanning (ALS)-Based Assessments of Logging Recoveries Forests 12 9: 1221. 2021
• Quality Assurance in MSc in European Forestry. Möttönen M., Vacik H., Spiecker H., Fournier M., Vega Garcia M. C., Curtu A. L. and Tokola T. / Pesq. flor. bras., Colombo, v. 39, e201902043, Special issue, 768 p., 2019. 2020. 2020
• Sanz, B; Malinen, J; Heiskanen, J; Tokola, T. 2020. Need for pre-harvest clearing of understory vegetation determined by airborne laser scanning Forests 11 3: 294. 2020
• Waga, Katalin; Malinen, Jukka; Tokola, Timo. 2020. A Topographic Wetness Index for Forest Road Quality Assessment: An Application in the Lakeland Region of Finland Forests 11 11: 1165. 2020
• Fotoniikasta valoa Suomen hyvinvointiin: Selvitys alan vaikuttavuudesta ja kasvunäkymistä. Aalto, Timo; Ailisto, Heikki; Antila, Jarkko; Eklin, Tero; Haapala, Antti; Herrala, Esko; Heräjärvi, Henrik; Hirvi, Timo; Hänninen, Pekka; Jokinen, Kimmo; Keinänen, Markku; Kola, Kari; Korppi-Tommola, Jouko; Kutila, Matti; Lappalainen, Reijo; Laurila, Toni; Luukanen, Arttu; Kauranen, Martti; Oksanen, Elina; Purmonen, Juha; Räisänen, Antti; Saarinen, Jyrki; Salmelin, Eero; Salminen, Antti; Stenber. 2019 2019
• Hou, Zhengyang; Mehtätalo, Lauri; McRoberts, Ronald E; Ståhl, Göran; Tokola, Timo; Rana, Parvez; Siipilehto, Jouni; Xu, Qing. 2019. Remote sensing-assisted data assimilation and simultaneous inference for forest inventory Remote sensing of environment 234: 111431. 2019
• Mohamedou, Cheikh; Korhonen, Lauri; Eerikäinen, Kalle; Tokola, Timo. 2019. Using LiDAR-modified topographic wetness index, terrain attributes with leaf area index to improve a single-tree growth model in south-eastern Finland Forestry 92 3: 253-263. 2019
• Tokola, T; Holopainen, M; Häme, T; Heikkilä, J; Siipilehto, J. 2019. Taimikoiden tiedonkeruun automatisointi Metsätieteen aikakauskirja 2019: 10252. 2019
• Waga, Katalin; Tompalski, Piotr; Coops, Nicholas C; White, Joanne C; Wulder, Michael A; Malinen, Jukka; Tokola, Timo. 2019. Forest Road Status Assessment Using Airborne Laser Scanning Forest science [Epub ahead of print 6 Oct 2019]: 1-8. 2019
• Xu, Qing; Li, Bo; Maltamo, Matti; Tokola, Timo; Hou, Zhengyang. 2019. Predicting tree diameter using allometry described by non-parametric locally-estimated copulas from tree dimensions derived from airborne laser scanning Forest ecology and management 434: 205-212. 2019
• Peuhkurinen, Jussi; Tokola, Timo; Plevak, Kseniia; Sirparanta, Sanna; Kedrov, Alexander; Pyankov, Sergey. 2018. Predicting Tree Diameter Distributions from Airborne Laser Scanning, SPOT 5 Satellite, and Field Sample Data in the Perm Region, Russia Forests 9 10: 639. 2018
• Sanz, Blanca; Malinen, Jukka; Leppänen, Vesa; Valbuena, Ruben; Kauranne, Tuomo; Tokola, Timo. 2018. Valuation of growing stock using multisource GIS data, a stem quality database, and bucking simulation Canadian Journal of Forest Research 48 8: 888-897. 2018
• Mattila, U; Tokola, T. 2018. Terrain mobility estimation using TWI and airborne gamma-ray data JOURNAL OF ENVIRONMENTAL MANAGEMENT 232: 531-536. 2018
• Monilähteinen metsien inventointi. Tokola, Timo / Pekka Kilkki 1939-1990: Intohimona metsänarvioimisen uudistaminen. 2018. 2018
• Kantola Jukka, Tokola Timo. 2017. Hakkuita voidaan kasvattaa huomattavasti ja kestävästi. Talouselämä 13.6.2017: -. 2017
• Kantola Jukka, Tokola Timo. 2017. Kenelle kellot soivat?. Kaleva. 21.07.2017. s.- 2017
• Mohamedou Cheikh, Tokola Timo, Eerikäinen Kalle. 2017. LiDAR-based TWI and terrain attributes in improving parametric predictor for tree growth in southeast Finland. International Journal of Applied Earth Observation and Geoinformation 62: 183-191. 2017
• Qing Xu, Zhengyang Hou, Bo Li, Jonathan Greenberg, Matti Maltamo, Timo Tokola. 2017. DBH prediction using allometry described by bivariate copula distribution. In: Anonymous (ed.) , Silvilaser 2017, October 10-12, 2017 Blacksburg, Virginia, USA. -. s. 207-207. 2017
• Rana Parvez, Vauhkonen Jari, Junttila Virpi, Hou Zhengyang, Gautam Basanta, Cawkwell Fiona, Tokola Timo. 2017. Large tree diameter distribution modelling using sparse airborne laser scanning data in a subtropical forest in Nepal. ISPRS Journal of Photogrammetry and Remote Sensing 134: 86-95. 2017
• Singh Minerva, Tokola Timo, Hou Zhengyang, Notarnicola Claudia. 2017. Remote sensing-based landscape indicators for the evaluation of threatened-bird habitats in a tropical forest. Ecology and Evolution 7 13: 4552-4567. 2017
• Rana Parvez, Gautam Basanta, Tokola Timo. 2016. Optimizing the number of training areas for modeling above-ground biomass with ALS and multispectral remote sensing in subtropical Nepal. INTERNATIONAL JOURNAL OF APPLIED EARTH OBSERVATION AND GEOINFORMATION 49: 52-62. 2016
• Varvia Petri, Lähivaara Timo, Maltamo Matti, Packalen Petteri, Tokola Timo, Seppänen Aku. 2016. Uncertainty Quantification in ALS-Based Species-Specific Growing Stock Volume Estimation. IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING 2017; 55 3: 1671-1681. 2016
• Räty Janne, Vauhkonen Jari, Maltamo Matti, Tokola Timo. 2016. On the potential to predetermine dominant tree species based on sparse-density airborne laser scanning data for improving subsequent predictions of species-specific timber volumes. Forest Ecosystems 3 1: 1-17. 2016
• Hou Zhengyang, Xu Qing, Vauhkonen Jari, Maltamo Matti, Tokola Timo. 2016. Species-specific combination and calibration between area-based and tree-based diameter distributions using airborne laser scanning. CANADIAN JOURNAL OF FOREST RESEARCH 46 6: 753-765. 2016
• Manzanera JA, García-Abril A, Pascual C, Tejera R, Martín-Fernández S, Tokola T, Valbuena R. 2016. Fusion of airborne LiDAR and multispectral sensors reveals synergic capabilities in forest structure characterization. GIScience & Remote Sensing 53 6: 723-738. 2016
• Kiss Katalin, Malinen Jukka, Tokola Timo. 2016. Comparison of high and low density airborne lidar data for forest road quality assessment. ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences 3 8: 167-172. 2016
• Hou Zhengyang, Maltamo Matti, Tokola Timo. 2016. Simple approach to improving the extraction of canopy metrics from airborne laser scanning data for tropical forests. Journal of Applied Remote Sensing 10 1: 016019. 2016
• Tokola Timo. 2015. Remote Sensing Concepts and Their Applicability in REDD+ Monitoring. Current Forestry Reports 1 4: 252-260. 2015
• Yan Xiujing, Wang Haorang, Hou Zhengyang, Wang Shunyan, Zhang Dongyou, Xu Qing, Tokola Timo. 2015. Spatial analysis of the ecological effects of negative air ions in urban vegetated areas: A case study in Maiji, China. Urban Forestry & Urban Greening 14 3: 636-645. 2015
• Varvia Petri, Lähivaara Timo, Maltamo Matti, Packalén Petteri, Tokola Timo, Seppänen Aku. 2015. Uncertainty quantification in ALS-based species-specific growing stock volume estimation. In: S. Durrieu, and C. Véga (ed.) Proceedings of SilviLaser 2015, 14th conference on Lidar Applications for Assessing and Managing Forest Ecosystems, September 28-30, 2015 - La Grande Motte, France. s. 134-136. 2015
• Kiss Katalin, Malinen Jukka, Tokola Timo. 2015. Forest road quality control using ALS data. CANADIAN JOURNAL OF FOREST RESEARCH 45 11: 1636-1642. 2015
• Korhonen Lauri, Ali-Sisto Daniela, Tokola Timo. 2015. Tropical forest canopy cover estimation using satellite imagery and airborne lidar reference data. SILVA FENNICA 49 5: 1-18. 2015
• Hou Zhengyang, Xu Qing, Hartikainen Sauli, Anttila Perttu, Packalen Tuula, Maltamo Matti, Tokola Timo. 2015. Impact of plot size and spatial pattern of forest attributes on sampling efficacy. Forest Science 61 5: 847-860. 2015
• Holopainen Markus, Tokola Timo, Vastaranta Mikko, Heikkilä Juho, Huitu Hanna, Laamanen Risto, Alho Petteri (ed.) . 2015. Geoinformatiikka luonnonvarojen hallinnassa. Helsingin yliopisto metsätieteiden laitos. Helsingin yliopiston metsätieteiden laitoksen julkaisuja 7. 2015
• Lähivaara Timo, Seppänen Aku, Kaipio Jari, Vauhkonen Jari, Korhonen Lauri, Tokola Timo, Maltamo Matti. 2014. Bayesian Approach to Tree Detection Based on Airborne Laser Scanning Data. IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING 52 5: 2690-2699. 2014
• Mohamedou Cheikh, Tokola Timo, Eerikäinen Kalle. 2014. Applying airborne gamma-ray and DEM-derived attributes to the local improvement of the existing individual-tree growth model for diameter increment. Remote Sensing of Environment 155: 248-256. 2014
• Pant Paras, Heikkinen Ville, Korpela Ilkka, Hauta-Kasari Markku, Tokola Timo. 2014. Logistic Regression-Based Spectral Band Selection for Tree Species Classification: Effects of Spatial Scale and Balance in Training Samples. IEEE GEOSCIENCE AND REMOTE SENSING LETTERS 11 9: 1604 - 1608. 2014
• Parvez Rana, Lauri Korhonen, Basanta Gautam, Timo Tokola. 2014. Effect of field plot location on estimating tropical forest above-ground biomass in Nepal using airborne laser scanning data. ISPRS Journal of Photogrammetry and Remote Sensing 94: 55. 2014
• Rana P, Tokola T, Korhonen L, Xu Q, Kumpula T, Vihervaara P, Mononen L. 2014. Training Area Concept in a Two-Phase Biomass Inventory Using Airborne Laser Scanning and RapidEye Satellite Data. Remote Sensing 6 1: 285-309. 2014
• Valbuena R., Packalen P., Tokola, T., Maltamo, M.. 2014. Canonical correlation analysis for interpreting airborne laser scanning metrics along the Lorenz curve of tree size inequality. Baltic Forestry 20 2: 326-332. 2014
• Wu Zhengzhe; Heikkinen Ville; Hauta-Kasari Markku; Parkkinen Jussi; Tokola Timo. 2014. ALS data based forest stand delineation with a coarse-to-fine segmentation approach: -, 7th International Congress on Image and Signal Processing (CISP). 547-552. 2014
• Xu Q. Hou Z,, Maltamo M., Tokola T.. 2014. Retrieving suppressed trees from model-based height distribution by combining high and low density airborne laser scanning data. Canadian Journal of Remote Sensing 40: 233-242. 2014
• Xu Qing, Hou Zhenyang, Maltamo Matti, Tokola Timo. 2014. Calibration of area based diameter distribution with individual tree based diameter estimates using airborne laser scanning. ISPRS Journal of Photogrammetry and Remote Sensing 93: 65-75. 2014
• Wu, Zhengzhe; Heikkinen, Ville; Hauta-Kasari, Markku; Parkkinen, Jussi; Tokola, Timo. 2013. Forest Stand Delineation Using a Hybrid Segmentation Approach Based on Airborne Laser Scanning Data: Kamarainen, Joni-Kristian; Koskela, Markus, 18th Scandinavian Conference on Image Analysis, SCIA 2013, Espoo, Finland, June 17-20, 2013. Lecture Notes in Computer Science 7944. 95-106. 2013
• Rana P, Tokola T, Korhonen L, Xu Q, Kumpula T, Vihervaara P, Mononen L. 2013. Training Area Concept in a Two-Phase Biomass Inventory Using Airborne Laser Scanning and RapidEye Satellite Data. Remote Sensing 6 1: 285-309. 2013
• Paras Pant, Ville Heikkinen, Aarne Hovi, Ilkka Korpela, Markku Hauta-Kasari, Timo Tokola. 2013. Evaluation of simulated bands in airborne optical sensors for tree species identification. Remote Sensing of Environment 138: 27-37. 2013
• Härkönen S, Tokola T, Packalén P, Korhonen L, Mäkelä A. 2013. Predicting forest growth based on airborne LiDAR data, climate data and simplified process-based model. CANADIAN JOURNAL OF FOREST RESEARCH 43 4: 364-374. 2013
• Hou Z, Xu Q, Nuutinen T, Tokola T. 2013. Extraction of remote sensing-based forest management units in tropical forests. Remote Sensing of Environment 130: 1-10. 2013
• Vauhkonen, J. Ene, L., Gupta, S., Heinzel, J., Holmgren, J., Pitkänen, J., Solberg, S., Wang, Y., Weinacker, H., Hauglin, K.M., Lien, V., Packalén, P., Gobakken, T., Koch, B., Næsset, E., Tokola, T. and Maltamo, M.. 2012. Comparative testing of single-tree detection algorithms. Forestry 85: 27-40. 2012
• Vauhkonen, J., Seppänen, A., Packalén, P., Tokola, T.. 2012. Improving species-specific plot volume estimates based on airborne laser scanning and image data using alpha shape metrics and balanced field data. Remote Sensing of Environment 124: 534-541. 2012
• Xu, Q., Hou, Z., Tokola, T.. 2012. Relative radiometric correction of multi-temporal ALOS AVNIR-2 data for the estimation of forest attributes. ISPRS Journal of Photogrammetry and Remote Sensing 68 1: 68-79. 2012
• Tokola T, Hou Z. 2012. Alternative remote sensing materials and inventory strategies in tropical forest inventory - Case Lao PDR. Ambiência 8 4: 483-500. 2012
• Pant Paras, Heikkinen Ville, Hovi Aarne, Korpela Ilkka, Hauta-Kasari Markku, Tokola Timo. 2012. Utilization of Remotely Sensed Hyperspectral Information for Forest Analysis. In: - (ed.) , Multidisciplinary dialogue - Welbeing, Technology and Environment, Rovaniemi, 27-31 August, 2012.University of Lapland. ss. -. 2012
• Lähivaara T, Seppänen A, Kaipio J.P, Vauhkonen J, Korhonen L, Tokola T, Maltamo M. 2012. Bayesian approach to tree detection with airborne laser scanning: -, IEEE International Geoscience and Remote Sensing Symposium (IGARSS 2012). 1641-1644. 2012
• Heikkinen V., Korpela I.,Tokola T.,Honkavaara E., Parkkinen J.. 2011. An SVM Classification of Tree Species Radiometric Signatures Based on the Leica ADS40 Sensor IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING 49 11: 4539 - 4551. 2011
• Honkavaara, E.; Arbiol, R.; Markelin, L.; Martínez, L.; Bovet, S.; Bredif, M.; Chandelier, L.; Heikkinen, V.; Korpela, I.; Lelegard, L.; Pérez, F.; Schläpfer, D.; Tokola, T.. 2011. EuroSDR project "Radiometric aspects of digital photogrammetric images" Results of empirical phase. In: Heipke, C.; Jacobsen, K.; Rottensteiner, F.; Müller, S.; Sörgel, U. (ed.) , ISPRS Hannover Workshop 2011: High-Resolution Earth Imaging for Geospatial Information. The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences Vol. XXXVIII-4/W19. ss. 8. 2011
• Hou, Z., Xu, Q., Tokola, T.. 2011. Use of ALS, Airborne CIR and ALOS AVNIR-2 data for estimating tropical forest attributes in Lao PDR ISPRS Journal of Photogrammetry and Remote Sensing 66 6: 776-786. 2011
• 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 Sensing of Environment 115 8: 2062-2074. 2011
• Korpela, I., Ørka, H. O., Maltamo, M., Tokola, T. & Hyyppä, J.. 2010. Tree species classification using airborne LiDAR effects of stand and tree parameters, downsizing of training set, intensity normalization and sensor type. SILVA FENNICA 44 2: 319-339. 2010
• Vauhkonen, Jari; Ene, Liviu; Gupta, Sandeep; Heinzel, Johannes; Holmgren, Johan; Pitkänen, Juho; Solberg, Svein; Wang, Yunsheng; Weinacker, Holger; Hauglin, Knut Marius; Lien, Vegard; Packalén, Petteri; Gobakken, Terje; Koch, Barbara; Næsset, Erik; Tokola, Timo; Maltamo, Matti. 2010. Comparative testing of single-tree detection algorithms: -, Silvilaser 2010, the 10th International Conference on LiDAR Applications for Assessing Forest Ecosystems. 11 p.. 2010
• Niska H, Packalén P, Skön J-P, Tokola T, Maltamo M & Kolehmainen M. 2010. Neural networks for the prediction of species-specific stem volumes using airborne laser scanning and aerial photographs. IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING 48 3: 1076-1085. 2010
• Mäkinen, A., Kangas, A. & Tokola, T.. 2010. Identifying the presence of assessment errors in forest inventory data by data mining. Forest Science 56 3: 301-312. 2010
• Heikkinen V., Tokola T.,Parkkinen J., Korpela I. & Jääskeläinen T.. 2010. Simulated Multispectral Imagery for Tree Species Classification Using Support Vector Machines. IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING 48 3: 1355-1364. 2010
• Korpela I, Ørka HO, Hyyppä J, Heikkinen V & Tokola T. 2010. Range and AGC normalization in airborne discrete-return LiDAR intensity data for forest canopies. ISPRS Journal of Photogrammetry and Remote Sensing 65: 369-379. 2010
• Feng YM, Li ZY, and Tokola T.. 2010. Estimation of stand mean crown diameter from high-spatialresolution imagery based on a geostatistical method International Journal of Remote Sensing 31 2: 363-378. 2010
• Jari Vauhkonen, Timo Tokola, Matti Maltamo & Petteri Packalén. 2010. Applied 3D texture features in ALS-based forest inventory. EUROPEAN JOURNAL OF FOREST RESEARCH 129 5: 803-811. 2010
• Jari Vauhkonen, Ilkka Korpela, Matti Maltamo & Timo Tokola. 2010. Imputation of single-tree attributes using airborne laser scanning-based height, intensity, and alpha shape metrics. Remote Sensing of Environment 114 6: 1263-1276. 2010
• Härkönen, S., Mäkinen, A., Tokola, T., Rasinmäki, J. Kalliovirta, J.. 2010. Evaluation of forest growth simulators with NFI permanent sample plot data from Finland. FOREST ECOLOGY AND MANAGEMENT 259 3: 573-582. 2010
• Fenga, Y., Lub, Q., Tokola, T., Liud H., Wang, X.. 2009. Assessment of grassland degradation in Guinan county, Qinghai Province, China, in the past 30 years. Land Degradation & Development 20 1: 55-68. 2009
• Holopainen, M., Tuominen, S.,Karjalainen, M., Hyyppä, J., Hyyppä, H., Vastaranta, M., Hujala, T. Tokola, T.. 2009. Korkearesoluutioisten E-SAR-tutkakuvien tarkkuus puustotunnusten koealatason estimoinnissa Metsätieteen aikakauskirja 4/2009: 309-323. 2009
• Maltamo, Matti, Peuhkurinen, Jussi, Malinen, Jukka, Vauhkonen, Jari, Packalén, Petteri ja Tokola, Timo. 2009. Männyn puu- ja laatutunnusten ennustaminen laserkeilauksella, Metsätieteen Aikakauskirja 4/2009. 409-410. 2009
• Maltamo, Matti, Peuhkurinen, Jussi, Malinen, Jukka, Vauhkonen, Jari, Packalén, Petteri ja Tokola, Timo. 2009. Predicting tree attributes and quality characteristics of Scots pine using airborne laser scanning data Silva Fennica 43: 507-521. 2009
• Suvinen, A. Tokola, T. and Saarilahti, M.. 2009. Terrain trafficability prediction with GIS analysis. Forest Science 55 5: 433-442. 2009
• Vainio, P., Tokola, T., Palander, T. and Kangas, A. 2009. A GIS-based stand management system for estimating local energy wood supplies BIOMASS AND BIOENERGY 33: 1278-1288. 2009
• Vauhkonen, Jari; Tokola, Timo; Packalén, Petteri; Maltamo, Matti. 2009. Identification of Scandinavian Commercial Species of Individual Trees from Airborne Laser Scanning Data Using Alpha Shape Metrics. Forest Science 55 1: 37-47. 2009
• Zhou, Ping, Olavi Luukkanen, Timo Tokola & Minna Hares. 2009. Comparison of forest stand characteristics and species diversity indices under different human impacts along an altitudinal gradient. Fennia : International Journal of Geography 187 1: 17¿30. 2009
• Packalén, Petteri, Maltamo, Matti and Tokola, Timo. 2008. Detailed Assessment Using Remote Sensing Techniques: von Gadow, Klaus and Pukkala, Timo, Designing Green Landscapes.Springer. Managing Forest Ecosystems. 53-77. 2008
• Zhou P, Luukkanen O, Tokola T, Nieminen, J.. 2008. Effect of vegetation cover on soil erosion in a mountainous watershed. Catena 75: 319-325. 2008
• Zhou P, Luukkanen O, Tokola T, & Nieminen, J.. 2008. Vegetation dynamics and forest landscape restoration in the Upper Min River watershed, Sichuan, China. Restoration Ecology 16 2: 348-358. 2008
• Tokola Timo, Maltamo Matti, Kotamaa Eveliina, Packalén Petteri ja Kurttila Mikko. 2008. Integration of ALS based bioenergy inventory data and optimal bucking for stand level decision making: Hahn A., Knoke T. ja Schneider, T., Lifo2008 ¿Linking Forest Inventory and optimization¿ an international conference of the IUFRO units 4.02.00 and 4.04.00. 41. 2008
• Teijo Palander;Lauri Vesa;Timo Tokola;Pirkko Pihlaja;Heikki Ovaskainen. 2008. Modelling the Stump Biomass of Stands for Energy Production Using a Harvester Data Management System. Biosystems Engineering 102: 69-74. 2008
• T. Tokola, J. Vauhkonen, V. Leppänen, T. Pusa, L. Mehtätalo, and J. Pitkänen.. 2008. Applied 3D Texture Features in ALS based Tree Species Segmentation., Proceedings of GEOBIA, 2008 - Pixels, Objects, Intelligence: GEOgraphic Object Based Image Analysis for the 21st Century, University of Calgary, Canada. August 5 - 8, 2008.. 1-6. 2008
• Jari Vauhkonen, Timo Tokola, Matti Maltamo, and Petteri Packalén. 2008. Effects of pulse density on predicting characteristics of individual trees of Scandinavian commercial species using alpha shape metrics based on airborne laser scanning data. Canadian Journal of Remote Sensing 34 Suppl. 2: S441-S459. 2008
• Miettinen, J., Saastamoinen, J. and Tokola, T.. 2008. Usability of super-resolution MODIS images for burn scar detection in Southeast Asia. Asian Journal of Geoinformatics 8 4: 21-29. 2008
• Matti Maltamo, Jussi Peuhkurinen, Jukka Malinen, Jari Vauhkonen, Petteri Packalén ja Timo Tokola. 2008. Predicting tree level quality characteristics of Scots pine using airborne laser scanning data, IUFRO Working Party 5.01.04 Wood Quality Modelling. Connection between Forest Resources and Wood Quality: Modelling Approaches and Simulation Software. 81. 2008
• Leppänen Vesa, Tokola Timo, Maltamo Matti, Mehtätalo Lauri, Pusa T. ja Mustonen Jukka. 2008. Automatic delineation of forest stands from lidar data, GEOBIA, 2008 - Pixels, Objects, Intelligence: GEOgraphic Object Based Image Analysis for the 21st Century. Proceedings. University of Calgary, Calgary, Alberta, Canada. August 5 - 8, 2008.. 271-277. 2008
• Jari Vauhkonen, Timo Tokola, Petteri Packalén, Matti Maltamo. 2008. Applied 3D texture features in ALS based forest inventory. In: (ed.) , LIFO2008 - "Linking Forest Inventory and Optimization" - an international conference of the IUFRO units 4.02.00 and 4.04.00. ss. 44. 2008
• Jari Vauhkonen and Timo Tokola. 2008. Location-based activity reporting of forest operations using components of open source GIS, Proceedings of the 2008 Free and Open Source Software for Geospatial (FOSS4G) Conference, Cape Town, South Africa, 29 September - 3 October 2008. 129. 2008
• Ilkka Korpela, Tuukka Tuomola, Timo Tokola & Bo Dahlin. 2008. Appraisal of seedling stand vegetation with airborne imagery and discrete-return LiDAR ¿ an exploratory analysis Silva Fennica 42 5: 753-772. 2008
• Norjamäki;I. and Tokola;T.. 2007. Comparison of Atmospheric Correction Methods In Mapping Timber Volume with Multitemporal Landsat Images in Kainuu, Finland. Photogrammetric Engineering & Remote Sensing 73 2: 155-164.. 2007
• Tokola;T.;LeToan;T.;Poncet;F. v.;Tuominen S. and Holopainen;M.. 2007. Forest Reconnaissance Surveys: Comparison of Estimates Based on Simulated TerraSAR, and Optical Data.. The Photogrammetric Journal of Finland 20 2: 64-79.. 2007
• Norjamäki;I. & Tokola;T.. 2007. Accuracy of GeoCover Satellite Image Mosaics for Timber Volume Mapping in Boreal Forests in Finland.. The Photogrammetric Journal of Finland 20 2: 43-53.. 2007
• Haapanen;R. & Tokola;T.. 2007. Creating a digital treeless peatland map by using satellite image interpretation.. Scandinavian Journal of Forest Research 22: 48-59. 2007
• Korpela;I. and Tokola;T.. 2006. Potential of aerial image-based monoscopic and multiview single-tree forest inventory - a simulation approach. Forest Science 52 2: 136 147. 2006
• Mäkinen;A. M.;Korpela;I.;Tokola;T. and Kangas;A. S.. 2006. Effects of Imaging Conditions on Crown Diameter Measurements from High Resolution Aerial Images. Canadian Journal of Forest Research 36 5: 1206-1217. 2006
• Petteri Packalén;Timo Tokola;Juhani Saastamoinen & Matti Maltamo. 2006. Use of a superresolution method in interpretation of forests from multiple NOAA/AVHRR images. International Journal of Remote Sensing 27 23-24: 5341-5357. 2006
• Rasinmäki;J. Tokola;T.. 2006. A GIS-based Modelling System for Forest Inventories, Proceedings of IASTED conference: Applied Simulation and Modelling. ASM 2005. 2006
• Timo Tokola;Annika Kangas;Jouni Kalliovirta;Antti Mäkinen & Jussi Rasinmäki. 2006. SIMO - SIMulointi ja Optimointi uuteen metsäsuunnitteluun. Metsätieteen aikakauskirja 1/2006: 6065. 2006
• Tokola;T.. 2006. Asia. In: Kangas;A & Maltamo;M. (ed.) , Forest Inventory - Methodology and Applications.Springer. Managing Forest Ecosystems. ss. 309-325. 2006
• Tokola;T.. 2006. Europe: Kangas;A & Maltamo;M., Forest Inventory.Springer. Managing Forest Ecosystems. 295-307. 2006
• Tokola;T.. 2006. North America: Kangas;A & Maltamo;M., Forest Inventory - Methodology and Applications.Springer. Managing Forest Ecosystems. 325-342. 2006
• Zhou;P.;Nieminen;J.;Tokola;T.;Luukkanen;O. & Oliver;T.. 2006. Large scale soil erosion modeling for a mountainous watershed.: MartinDuque;eds, Geo-Environment & Landscape Evolution II.WIT Press. WIT Transactions on Ecology and the Environment,. 2006
• Tokola;T.. 2005. Riskejä paikkatietojen hankinnassa.. 15.03.2005. ss 2005
• Zhou;P.;Luukkanen;O.& Tokola;T.. 2005. Vegetation dynamics and rehabilitation strategy in the Upper Minjiang River watershed, China, Proc. of the World Conference on Ecological Restoration. 173-174. 2005
• Tokola;T.. 2005. Mikä on satelliittipohjaisten metsä- ja maankäyttökarttojen tulevaisuus ?.. 15.10.2005. ss 2005
• Kalliovirta;J. & Tokola;T.. 2005. Functions for estimating stem diameter and tree age using tree height, crown width and existing stand database information. Silva Fennica 39 2: 227248. 2005
• Korpela;I;Rasinmäki;J. and Tokola;T.. 2005. Estimation Chains for Single Tree Based Forest Inventory Using using GIS and Digitised Aerial Photography. Schriften aus der Forstlichen Fakultät der Universität Göttingen und der Niedersächsishen Forstlichen Versuchanstalt 138: 63-73. 2005
• Heikkilä Juho;Nevalainen Seppo;Tokola Timo. 2002. Estimating defoliation in boreal coniferous forests by combining Landsat TM, aerial photographs and field data. Forest Ecology and Management 158: 9-23. 2002
• Tokola Timo. 2000. The influence of field sample data location on growing stock volume estimation in Landsat TM - based forest inventory in eastern Finland 74 3: 421-430. 2000
• Tokola Timo;Löfman Satu;Erkkilä Antti. 1999. Relative calibration of multitemporal Landsat data for forest cover change detection. In: (ed.) . Remote Sensing of Environment. ss. 1-11. 1999
• Tokola Timo;Shrestha S. M.. 1999. Comparison of cluster-sampling techniques for forest inventory in southern Nepal. Forest Ecology and Management 116: 219-231. 1999
• Tokola Timo;Kilpeläinen Pertti. 1999. The forest stand margin area in the interpretation of growing stock using Landsat TM imagery. Canadian Journal of Forest Research 29: 303-309. 1999
• Kilpeläinen Pertti;Tokola Timo. 1999. Gain to be achieved from stand delineation in Landsat TM image-based estimates of stand volume. Forest Ecology and Management 124: 105-111. 1999
• Metsän kaukokartoitus. Tokola;Timo;Hyppänen;Harri;Miina;Saija;Vesa;Lauri & Anttila;Perttu. 1998 1998
• Tokola Timo (ed.) . 1998. Critical aspects in establishment of satellite remote sensing based regional forest inventory system. Joensuun yliopisto. Metsätieteellinen tiedekunta. Tiedonantoja/ Joensuun yliopisto, metsätieteellinen tiedekunta. 1998
• Tokola;Timo. 1998. Critical aspects in establishment of satellite remote sensing based regional forest inventory system. 1998
• Uuttera;Janne;Haara;Arto;Tokola;Timo & Maltamo;Matti. 1998. Determination of spatial distribution of trees from digital aerial photographs. Forest Ecology and Management 110: 275-282. 1998
• Haara Arto;Maltamo Matti;Tokola Timo. 1997. The k-nearest-neighbour Method for Estimating Basal-Area Diameter Distribution. Scandinavian Journal of Forest Research 12: 200-208. 1997
• Pasanen;K.; Vesterlin;V.; Keskimölö;A.; Soimasuo;J. & Tokola;T.. 1997. Alueellisten energiapuuvarojen analysointimenetelmä. (Method for analysing regional fuelwood resources). Metsätieteen aikakauskirja 1/1997. 1997
• Tokola;T. & Heikkilä;J.. 1997. A priori site quality information in satellite image based forest inventory. Silva Fennica 11 1. 1997
• Tokola;T.; Turkia;A.; Sarkeala;J. & Soimasuo;J.. 1997. Entity-Relationship Model for Forest Inventory 27: 1586-1594. 1997