Heikki Astola

1987 …2019
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Research Output 1987 2019

  • 11 Conference article in proceedings
  • 3 Conference abstract in proceedings
  • 2 Article
2019

Combining Deep Learning Methods for Retrieval of Forest Biomass & Structure

Molinier, M., Astola, H. & Mõttus, M., 16 May 2019, ESA Living Planet Symposium 2019. Milano: European Space Agency ESA

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsScientific

learning
artificial intelligence
biomass
reflectance
aboveground biomass
6 Citations (Scopus)

Comparison of Sentinel-2 and Landsat 8 imagery for forest variable prediction in boreal region

Astola, H., Häme, T., Sirro, L., Molinier, M. & Kilpi, J., 15 Mar 2019, In : Remote Sensing of Environment. 223, p. 257-273 17 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
Landsat
imagery
prediction
Mean square error
stem
2018

Deepcloud - A Fully Convolutionnal Neural Network for Cloud and Shadow Masking in Optical Satellite Images

Molinier, M., Reunanen, N., Lämsä, A., Astola, H. & Räty, T., 5 Nov 2018, 2018 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2018 - Proceedings. IEEE Institute of Electrical and Electronic Engineers , p. 2107-2110 4 p. 8517484

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

detection method
automation
Landsat
learning
satellite image
1 Citation (Scopus)

Timely And Semi-Automatic Detection of Forest Logging Events in Boreal Forest Using All Available Landsat Data

Molinier, M., Astola, H., Räty, T. & Woodcock, C. E., 5 Nov 2018, 2018 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2018 - Proceedings. IEEE Institute of Electrical and Electronic Engineers , p. 1730-1733 4 p. 8518112

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

storm damage
clearcutting
boreal forest
Landsat
time series analysis
2014
1 Citation (Scopus)

Forest stem volume and storm damage mapping in Finland and Russia

Astola, H., Molinier, M., Simons, M. & Susila, P., 1 Jan 2014, Proceedings of 2014 IEEE Geoscience and Remote Sensing Symposium (IGARSS). IEEE Institute of Electrical and Electronic Engineers , p. 2309-2312 4 p. 6946932

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

storm damage
stem
Thunderstorms
power line
Railroads
40 Citations (Scopus)

Land cover and soil type mapping from spaceborne PolSAR data at L-band with probabilistic neural network

Antropov, O., Rauste, Y., Astola, H., Praks, J., Häme, T. & Hallikainen, M., 2014, In : IEEE Transactions on Geoscience and Remote Sensing. 52, 9, p. 5256-5270 15 p.

Research output: Contribution to journalArticleScientificpeer-review

soil type
land cover
synthetic aperture radar
Neural networks
Soils
2011

Feature selection for tree species identification in very high resolution satellite images

Molinier, M. & Astola, H., 2011, Proceedings: IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2011. Piscataway, NJ, USA: IEEE Institute of Electrical and Electronic Engineers , p. 4461-4464

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

discriminant analysis
boreal forest
ranking
satellite image
spectral band
2010

Clearcut Detection between Aerial and Satellite Imagery Supporting Species-wise Forest Variable Estimates

Molinier, M. & Astola, H., 2010, Proceedings of Nordic Remote Sensing Days 2009 : Book of Abstracts. Helsinki University of Technology, p. 98 (TKK Radio Science and Engineering Publications; No. Report R13).

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsScientific

Open Access
clearcutting
satellite imagery
imagery
remote sensing
forest inventory

Dual-band radar estimation of stem volume in Boreal forest

Rauste, Y., Astola, H., Ahola, H., Häme, T. & von Poncet, F., 2010, Proceedings of the ESA Living Planet Symposium, Bergen, Norway. cd-rom ed. Noordwijk, The Neatherlands: European Space Agency ESA

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientific

Open Access
boreal forest
stem
radar
PALSAR
ALOS

Towards Operative Forest Inventory by Extraction of Tree Level Information from VHR Satellite Images

Astola, H., Ahola, H., Andersson, K., Häme, T., Kilpi, J., Molinier, M., Rauste, Y. & Rasinmäki, J., 2010, Proceedings of the ESA Living Planet Symposium, Bergen, Norway (ESA SP-686, December 2010). Noordwijk, The Netherlands: European Space Agency ESA

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientific

forest inventory
accuracy assessment
satellite image
forest resource
pixel
2008
6 Citations (Scopus)

Web Cameras In Automatic Autumn Colour Monitoring

Astola, H., Molinier, M., Mikkola, T. & Kubin, E., 2008, Proceedings of 2008 IEEE International Conference on Geoscience and Remote Sensing Symposium, IGARSS 2008. IEEE Institute of Electrical and Electronic Engineers , p. III824-III827

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

autumn
monitoring
deciduous tree
image analysis
phenology
2007
6 Citations (Scopus)

Automatic monitoring of autumn colours using MODIS data

Rauste, Y., Astola, H., Häme, T., Berglund, R., Sirro, L., Veijonen, T., Veikkanen, B., Kubin, E. & Aulamo, O., 2007, 2007 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2007. IEEE Institute of Electrical and Electronic Engineers , p. 1295-1298

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

MODIS
autumn
monitoring
matrix
azimuth
2006

Separation of coniferous species in boreal forest using spectral and contextual features from ikonos imagery

Astola, H., Sirro, L., Häme, T., Molinier, M. & Ahola, J., 1 Dec 2006, 2006 IEEE International Geoscience and Remote Sensing Symposium, IGARSS. Vol. 6. p. 2141-2144 4 p. 4241701

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

boreal forest
imagery
Sampling
Weibull distribution
Gaussian distribution
2004
6 Citations (Scopus)

Highforest-forest parameter estimation from high resolution remote sensing data

Astola, H., Bounsaythip, C., Ahola, J., Häme, T., Parmes, E., Sirro, L. & Veikkanen, B., 2004, Proceedings of the International Society for Photogrammetry and Remote Sensing XXth Congress. Altan, O. (ed.). Istanbul: International Society for Photogrammetry and Remote Sensing ISPRS, Vol. XXXV Part B7. p. 335-341 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Open Access
stem
remote sensing
image analysis
imagery
software
1991

Bench model testing of GOMOS imaging spectrometer for atmospheric ozone

Astola, H., Leppelmeier, G. & Saari, H., 1991, IGARSS '91 Remote Sensing: Global Monitoring for Earth Management. Espoo: IEEE Institute of Electrical and Electronic Engineers , p. 555

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsScientific

1987

Optinen dimensiomittaus muovien tuotekehityksessä

Salminen, J. & Astola, H., 1987, Mittaustekniikan seminaari. Espoo: VTT Technical Research Centre of Finland, p. 115-117 (VTT Symposium; No. 74).

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientific