Integrating forest biometrics, modeling and planning

Teaching and supervision

Research

Publications

Curriculum vitae

Presentations

R-codes

Manuscripts in process (some of them)

1. Mehtätalo, L. and Nyblom, J. A Model-Based Approach for ALS Inventory: Application for Square Grid Spatial Pattern. Submitted MS.
2. Mehtatalo, L., Comas, C., Pukkala, T., and Palahi, M. Improving predicted diameter distribution by using a small sample of diameters. Submitted MS.

Refereed publications

1. Mäkinen, A., Kangas, A., and Mehtätalo, L. Correlations, distributions and trends in forest inventory errors and their effects on forest planning. Can. J. For. Res. (In press)
2. Mehtätalo, L. and Nyblom, J 2009. Estimating forest attributes using observations of canopy height: a model-based approach. For. Sci. 55(5): 411-422. Download
3. Maltamo, M., Packalen.P., Suvanto, A., Korhonen K.T., Mehtätalo, L. and Hyvönen, P 2009. Combining ALS and NFI ground truth data for forest management planning – a case study in Kuortane, Western Finland. Eur. J. For. Res. 128 (3): 305-317 Download
4. Leskinen, P., Miina, J., Mehtätalo, L., and Kangas, A 2009. Model correlation in stochastic forest simulators - a case of multilevel multivariate model for establishment of regeneration. Ecological Modelling 220(4): 545-555 Download
5. Islam, Md. N., Kurttila, M, Mehtätalo, L. and Haara, A 2009. The effects of measurement error in the basal area of dominated tree species on holding-level forest plan. Silva Fennica 43(1): 71-85 Download
6. Mehtätalo, L., Gregoire, T.G. & Burkhart, H.E. 2008. Comparing strategies for modeling tree diameter percentiles from remeasured plots. Environmetrics 19: 529-548. Download
7. Leppänen, V-J., Tokola, T., Maltamo, M., Mehtätalo, L. Pusa, T. and Mustonen, J. 2008. Automatic delineation of forest stands from lidar data. International archives of the photogrammetry, remote sensing and spatial information sciences. 38(4/C1). Proceedings of ISPRS workshop GEOBIA 2008, Calgary, Alberta, Canada. Download
8. Kangas, A., Mehtätalo, L. & Maltamo, M. 2007. Modeling percentile-based basal area weighted diameter distribution. Silva Fennica 41(3): 425-440. Download
9. Siipilehto, J., Sarkkola, S. & Mehtätalo, L. 2007. Comparing regression estimation techniques when predicting diameter distributions of Scots pine on drained peatlands. Silva Fennica 41(2): 333-349. Download
10. Maltamo, M., Korhonen, K.T., Packalén, P., Mehtätalo, L. & Suvanto A 2007. Testing the usability of angle count sample plots as ground truth in ALS-based forest inventories. Forestry 80(1): 73-81. Download
11. Mehtätalo, L., Maltamo, M. & Packalén, P. 2007. Recovering plot-specific diameter distribution and height-diameter curve using ALS based stand characteristics. International archives of photogrammetry, remote sensing and spatial information sciences 36(3/W52): 288-293. Proceedings of the ISPRS Workshop ‘Laser Scanning 2007 and SilviLaser 2007’ Espoo, September 12-14, 2007, Finland Download
12. Mehtätalo, L. 2006. Eliminating the effect of overlapping crowns from aerial inventory estimates. Canadian Journal of Forest Research 36(7): 1649-1660. Download
13. Mehtätalo, L., Maltamo, M., and Kangas, A 2006. The use of quantile trees in predicting the diameter distribution of a stand. Silva Fennica 40(3) 501-516. Download
14. Lappi, J., Mehtätalo, L. and Korhonen, K.T. 2006. Generalizing sample tree information. in Kangas, A. and Maltamo, M (editors) Forest inventory - methodology & applications. Springer. Go to the book homepage
15. Mehtätalo, L. 2005. Localizing a predicted diameter distribution using sample information. Forest Science 51(4): 292-302. Download A correction to the paper was published in Forest Science 52(3): 334. Download the correction.
16. Mehtätalo, L. and Kangas, A. 2005. An approach to optimizing data collection in an inventory by compartments. Canadian Journal of Forest Research 35(1): 100-112. Download
17. Mehtätalo, L. 2005. Height-diameter models for Scots pine and birch in Finland. Silva Fennica 39(1): 55-66. Download
18. Mehtätalo, L. 2004. Predicting stand characteristics using limited measurements. FFRI, research reports 929. 39 p. + appendices I-V. (dissertation).
19. Mehtätalo, L. 2004. A longitudinal height-diameter model for Norway spruce in Finland. Canadian Journal of Forest Research 34(1): 131-140. Download
20. Mehtätalo, L. 2004. An algorithm for ensuring compatibility between estimated percentiles of diameter distribution and measured stand variables. Forest Science 51(1):20-32.Download
21. Mehtätalo, L. 2002. Valtakunnalliset puukohtaiset tukkivähennysmallit männylle, kuuselle, koivuille ja haavalle. Metsätieteen aikakauskirja 4/2002: 575-594. Download
22. Kangas J., Store R., Leskinen P. and Mehtätalo L. 2000. Improving the quality of landscape ecological forest planning by utilizing advanced decision-support tools. Forest Ecology And Management 132(2-3): 157-171 Download

Other publications

• Mehtätalo, L., Kangas, A. and Vanhatalo K. O. Modelling the probability of incorrect harvest decisions due to errors of stand characteristics. In "Proceedings of 90th anniversary of the Forestry Faculty in Prague. Forest, Wildlife and Wood Sciences for Society Development. Prague 16. – 18. April, 2009" pp 143-156.
• Mehtätalo, L. 2008. Tilastomenetelmät tutkijan työkaluina. Metsätieteen aikakauskirja 2/2008. Pääkirjoitus. Download
• Mehtätalo, L. 2008. Forest Biometrics with examples in R. Lecture notes for the forest biometrics course. 186 pages. Download
• Mehtätalo, L. 2004. Metsikön läpimittajakauman ennustaminen metsikkötunnusten ja järjestystunnuslukupuiden avulla. University of Joensuu. Department of statistics. Laudatur thesis of a secondary subject. 31 p. Download
• Mehtätalo, L. 2000. Mäntyvaltaisen päätehakkuuleimikon läpimittajakauman ennustaminen ja kalibrointi eri puustotunnuksilla. University of Joensuu, Faculty of forestry. M.Sc Thesis. 65 p.
• Mehtätalo, L. 2002. MELA2002 ja uudet tukkivähennysmallit. In Nuutinen, T. & Kiiskinen, A. (toim.). MELA2002 ja käyttöpuun kuvaus. MELA-käyttäjäpäivä 7.5.2002 Joensuu. Metsäntutkimuslaitoksen tiedonantoja 865: 32-46.

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