Estimating northern hemisphere snow water equivalent for climate research through assimilation of space-borne radiometer data and ground-based measurements M Takala, K Luojus, J Pulliainen, C Derksen, J Lemmetyinen, JP Kärnä, ... Remote Sensing of Environment 115 (12), 3517-3529, 2011 | 671 | 2011 |
Evaluating the use of domain-specific modeling in practice J Kärnä, JP Tolvanen, S Kelly Proceedings of the 9th OOPSLA workshop on Domain-Specific Modeling, 2009 | 107 | 2009 |
Securing Voice over IP traffic E Turtiainen, T Linnakangas, JP Karna, G Schultz, S Lindborg US Patent App. 10/003,776, 2002 | 85 | 2002 |
Development of geophysical retrieval algorithms for the MIMR J Pulliainen, JP Kärnä, M Hallikainen IEEE Transactions on Geoscience and Remote Sensing 31 (1), 268-277, 1993 | 84 | 1993 |
A comparison of airborne microwave brightness temperatures and snowpack properties across the boreal forests of Finland and Western Canada J Lemmetyinen, C Derksen, J Pulliainen, W Strapp, P Toose, A Walker, ... IEEE Transactions on Geoscience and Remote Sensing 47 (3), 965-978, 2009 | 58 | 2009 |
IPSec processing T Linnakangas, E Turtiainen, JP Karna, G Schultz, S Lindborg US Patent App. 09/864,593, 2001 | 34 | 2001 |
Correcting for the influence of frozen lakes in satellite microwave radiometer observations through application of a microwave emission model J Lemmetyinen, A Kontu, JP Kärnä, J Vehviläinen, M Takala, J Pulliainen Remote Sensing of Environment 115 (12), 3695-3706, 2011 | 31 | 2011 |
Geometric correction of airborne imaging spectrometer data K Mäkisara, JP Kärnä, A Lohi International Geoscience and Remote Sensing Symposium, 1994. IGARSS'94. 2 …, 1994 | 23* | 1994 |
A system for geometric and radiometric correction of airborne imaging spectrometer data K Mäkisara, A Lohi, JP Kärnä International Geoscience and Remote Sensing Symposium, 1994. IGARSS'94. 3 …, 1994 | 23* | 1994 |
Operational Snow map production for whole Eurasia using microwave radiometer and ground-based observations JP Kämä, J Lemmetyinen, M Hallikainen, P Lahtinen, J Pulliainen, ... IEEE International Geoscience and Remote Sensing Symposium, 2007. IGARSS …, 2007 | 8 | 2007 |
Implementing hemispherical snow water equivalent product assimilating weather station observations and spaceborne microwave data M Takala, K Luojus, J Pulliainen, C Derksen, J Lemmetyinen, JP Kärnä, ... 2011 IEEE International Geoscience and Remote Sensing Symposium (IGARSS …, 2011 | 5 | 2011 |
Evaluation of routing overlay solution for a Hybrid Mobile ad hoc networks J Latvakoski, T Aapaoja, J Kärnä 2nd ERCIM Workshop on eMobility in conjuction with WWIC 2008, 2008 | 4 | 2008 |
Assimilation of SAR data to operational hydrological runoff and snow melt forecasting model JP Kärnä, J Pulliainen, M Huttunen, J Koskinen Proceedings of the IEEE 2002 International Geoscience and Remote Sensing …, 2002 | 4 | 2002 |
Development of sar-based snow-covered area estimation method for borel forest zone K Luojus, J Pulliainen, S Metsamaki, G Molera, R Nakari, JP Karna, ... IGARSS 2008-2008 IEEE International Geoscience and Remote Sensing Symposium …, 2008 | 3 | 2008 |
Development of techniques to retrieve Snow Covered Area (SCA) in boreal forests from space-borne microwave observations K Luojus, JP Kärnä, M Hallikainen, J Pulliainen IEEE International Conference on Geoscience and Remote Sensing Symposium …, 2006 | 3 | 2006 |
Method and system for validating electronic transactions JP Karna US Patent App. 09/828,899, 2002 | 3 | 2002 |
Development of geophysical algorithms for a spaceborne microwave radiometer system J Pulliainen, M Hallikainen, E Somersalo, V Jääskeläinen, JP Kärnä IGARSS'91, 2369-2372, 1991 | 3 | 1991 |
Simulation software for a satellite-borne radiometer system JP Kärnä, J Pulliainen, M Hallikainen Proc. Int. Geoscience Remote Sensing Symp.(IGARSS), 2373-2376, 1991 | 3 | 1991 |
New approach for the global mapping of fractional snow coverage in boreal forest and tundra belt applicable to various sensors S Metsämäki, OP Mattila, JP Kärnä, J Pulliainen, K Luojus 2010 IEEE International Geoscience and Remote Sensing Symposium, 1761-1764, 2010 | 2 | 2010 |
Lähelle on pitkä matka: Tutkielma Itä-Helsingin hiphopista J Kärnä | 2 | 2008 |