2020
Kaasalainen, S., and T. Malkamäki, 2020. Potential of active multispectral lidar for detecting low reflectance targets. Optics Express, 28(2): 1408-1416. https://doi.org/10.1364/OE.379491
2019
Collin, J., Davidson, P., Kirkko-Jaakkola, M., and H. Leppäkoski, 2019. Inertial Sensors and Their Applications. In Handbook of Signal Processing Systems, 3rd edition, S.S. Bhattacharyya, E.F. Deprettere, R. Leupers, and J. Takala, editors. Springer International Publishing AG, ISBN 978-3-319-91733-7, pp. 51-85. https://doi.org/10.1007/978-3-319-91734-4_2
Cristodaro, C., Falco, G., Ruotsalainen, L., and F. Dovis, 2019. On the Use of an Ultra-Tight Integration for Robust Navigation in Jammed Scenarios. Proceedings of the 32nd International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2019), 2991-3004. https://doi.org/10.33012/2019.16965
Ilinca, J., Kaasalainen, S., Malkamäki, T., and T. Hakala, 2019. Improved Waveform Reconstruction and Parameter Accuracy Retrieval for Hyperspectral LiDAR Data. Applied Optics, 58(35): 9624-9633. https://doi.org/10.1364/AO.58.009624
Jensen, A.B.O., Bahr, K., Vestøl, O., Solberg, A.M., Rost, C., Norin, D., Alissa, S., Wiklund, P., and M. Kirkko-Jaakkola, 2019. Future Positioning Services. White paper, Nordic Geodetic Commission, Dec. 2019
Kaasalainen, S., 2019. The Multispectral Journey of Lidar. GIM International 24/01/2019. https://www.gim-international.com/content/article/the-multispectral-journey-of-lidar
Kirkko-Jaakkola, M., Marila, S., Thombre, S., Honkala, S., Koivula, H., Kuusniemi, H., and S. Söderholm, 2019. Hybridization of GNSS and On-Board Sensors for Validating the Aurora Ecosystem , in Proceedings of the 32nd International Technical Meeting of the Satellite Division of The Institute of Navigation (ION GNSS+ 2019) September 16 - 20, 2019, Hyatt Regency Miami, Miami, Florida
Leppälä, L., Honkala, S., Ferrara, G., Kirkko-Jaakkola, M., Kuusniemi, H., and S. Miettinen-Bellevergue, 2019. Challenges in Arctic Navigation: the User Perspective. 2019 European Navigation Conference (ENC), Warsaw, Poland, 2019, pp. 1-8. https://doi.org/10.1109/EURONAV.2019.8714187
Malkamäki, T., Kaasalainen, S., and J. Ilinca, 2019. Portable hyperspectral lidar utilizing 5 GHz multichannel full waveform digitization. Optics Express, 27(8): A468-A480. https://doi.org/10.1364/OE.27.00A468
Morrison, Aiden J., Ruotsalainen, L., Mäkelä, M., Rantanen, J., and N. Sokolova, 2019. Combining visual, pedestrian, and collaborative navigation techniques for team based infrastructure free indoor navigation. ION GNSS+ 2019, Miami, FL, USA
De Oliveira Marques, T., Mäkelä, M., Montloin, L., Lehtola, T., Thombre, S., and V. Lehtola, 2019. Towards Tropospheric Delay Estimation Using GNSS Smartphone Receiver Network. ESA 7th International Colloquium on Scientific and Fundamental Aspects of GNSS, ETH Zürich, Switzerland, 4 – 6 September 2019.
Thombre, S., Marila, S., Kirkko-Jaakkola, M., Honkala, S., Koivisto, M., Koivula, H., Bhuiyan, M.Z.H., and M. Petovello, 2019. What are the challenges to localization in autonomous cars in the Arctic? Inside GNSS, 14(2). https://insidegnss.com/what-are-the-challenges-to-localization-in-autonomous-cars-in-the-arctic/
2018
Cristodaro, C., Ruotsalainen, L. and F. Dovis, 2018. Benefits and Limitations of the Record and Replay Approach for GNSS Receiver Performance Assessment in Harsh Scenarios. Sensors 18(7). DOI: 10.3390/s18072189
Della Monica, A., Ruotsalainen, L. and F. Dovis, 2018. Multisensor navigation in urban environment. IEEE/ION Position, Location and Navigation Symposium (PLANS), Monterey, CA, USA, 23-26 April. DOI: 10.1109/PLANS.2018.8373448
Ferrara, N.G., Bhuiyan, M.Z.H., Söderholm, S., Ruotsalainen, L. and H. Kuusniemi, 2018. A new implementation of narrowband interference detection, characterization, and mitigation technique for a software-defined multi-GNSS receiver. GPS Solutions, 22(4). DOI: 10.1007/s10291-018-0769-z
Ilinca, J., 2018. Radiometric Calibration of the Finnish Geospatial Institute Hyperspectral LiDAR. Diplomityö. Aalto-yliopisto. 58 s. http://urn.fi/URN:NBN:fi:aalto-201809034833
Kaasalainen, S., Leveinen, J. ja A. Manninen, 2018. Challenge Finland Kaivoshanke tavoittelee teknologiamurrosta kaivosteollisuudessa. Materia 75(1/2018), 34-35.
Kaasalainen, S., Åkerblom, M., Nevalainen, O., Hakala, T. and M. Kaasalainen, 2018. Uncertainty in multispectral lidar signals caused by incidence angle effects. Interface Focus 8 (20170033). DOI: 10.1098/rsfs.2017.0033
Malkamäki, T., Kaasalainen, S., and J. Ilinca, 2018. Improving the Full Waveform Digitizing in an Eight Channel Portable Hyperspectral Lidar. Proceedings of Light, Energy and the Environment 2018 (E2, FTS, HISE, SOLAR, SSL); OSA Technical Digest. https://doi.org/10.1364/HISE.2018.HM4C.4
Mäkelä, M., Rantanen, J., Kirkko-Jaakkola, M., and L. Ruotsalainen, 2018. Context Recognition in Infrastructure-Free Pedestrian Navigation - Toward Adaptive Filtering Algorithm. IEEE Sensors Journal, 18(17): 7253-7264. https://doi.org/10.1109/JSEN.2018.2847038
Mäkelä, M., Kirkko-Jaakkola, M., Rantanen, J., and L. Ruotsalainen, 2018. Proof of Concept Tests on Cooperative Tactical Pedestrian Indoor Navigation. Proceedings of the 21st International Conference on Information Fusion (FUSION), Cambridge, United Kingdom. pp. 1369-1376. https://doi.org/10.23919/ICIF.2018.8455380
Rantanen, J., Mäkelä, M., Ruotsalainen, L., and M. Kirkko-Jaakkola, 2018. Motion Context Adaptive Fusion of Iner-tial and Visual Pedestrian Navigation. 2018 International Conference on Indoor Positioning and Indoor Navigation (IPIN), Nantes,France, 2018, pp. 206-212. DOI: 10.1109/IPIN.2018.8533872
Rantanen, J., Ruotsalainen, L., Kirkko-Jaakkola, M., and M. Mäkelä, 2018. Height Measurement in Seamless Indoor/Outdoor Infrastructure-Free Navigation. IEEE Transactions on Instrumentation and Measurement. DOI: 10.1109/TIM.2018.2863978
Ruotsalainen, L., Kirkko-Jaakkola, M., Rantanen, J., and M. Mäkelä, 2018. Error Modelling for Multi-Sensor Measurements in Infrastructure-Free Indoor Navigation. Sensors 18 (2), 590. DOI: 10.3390/s18020590
2017
Cristodaro, G., Dovis, F. and L. Ruotsalainen, 2017. The Record and Replay Approach for GNSS Receiver Performance Assessment in Road Environment. Proceedings of the ION ITM, Monterey, California, USA, 30 January - 02 February.
Junttila, S., Vastaranta, M., Liang, X., Kaartinen, H., Kukko, A., Kaasalainen, S., Holopainen, M., Hyyppä, H. and J. Hyyppä, 2017. Measuring leaf water content with dual-wavelength intensity data from terrestrial laser scanners. Remote Sensing 9 (1), 8. DOI: 10.3390/rs9010008
Kaasalainen, S., Ruotsalainen, L., Kirkko-Jaakkola, M., Nevalainen, O. and T. Hakala, 2017. Towards Multispectral, Multi-Sensor Indoor Positioning and Target Identification. Electronics Letters 53 (15), 1008. DOI: 10.1049/el.2017.1473
Kaasalainen, S., Åkerblom, M., Nevalainen, O., Hakala, T. ja M. Kaasalainen, 2017. Uncertainty in multispectral lidar signals caused by incidence angle effects. Interface Focus 8: 20170033. DOI: 10.1098/rsfs.2017.0033
Kirkko-Jakkola, M.,Thombre, S., Honkala, S., Söderholm, S., Kaasalainen, S., Kuusniemi, H., Zelle, H., Veerman, H. and A. Wallin, 2017. Evaluating the Robustness of EGNSS based Timing Services. Proceedings of the European Navigation Conference, Lausanne, Switzerland, 9-12 May.
Mäkelä, M., Ali-Löytty, S., Müller, P. and R. Piché, 2017. Parametrization and Prediction of EGNOS GIVD values. Proceedings of the ICL-GNSS, Nottingham, England, 27-29 June. DOI: 10.1109/ICL-GNSS.2017.8376258
2016
Anttila, K., Hakala, T., Kaasalainen, S., Kaartinen, H., Krooks, A., Nevalainen, O., Kukko, A. and A. Jaakkola, 2016. Calibrating laser scanner data from snow surfaces: correction of intensity effects. Cold Regions Science and Technology 121, 52-59. DOI: 10.1016/j.coldregions.2015.10.005
Bojja, J., Collin, J., Kirkko-Jaakkola, M., Payne, M., Griffiths, R. and J. Takala, 2016. Compact North Finding System. IEEE Sensors Journal 16(8), 2554 - 2563. DOI: 10.1109/JSEN.2016.2518860
Chen, L., Thevenon, P., Seco-Granados, G., Julien, O. and H. Kuusniemi, 2016. Analysis on the TOA Tracking with DVB-T Signals for Positioning. IEEE Transactions on Broadcastings 62(4), 957-961. DOI: 10.1109/TBC.2016.2606939
Gikas, V., Kealy, A., Paffenholz, J-A., Perakis, H., Retscher, G., Zhang, K., Ruotsalainen, L. and M. Santos, 2016. IAG SC 4.1 "Emerging Positioning Technologies and GNSS Augmentation" Objectives and Structure for the Term 2015-19. Proceedings of the European Navigation Conference (ENC), Helsinki, Finland, 30 May – 2 June.
Gillieron, P-Y., Peyret, F., Ruotsalainen, L., Feng, S. and J. Engdahl, 2016. The SaPPART COST Action: Towards Positioning Integrity for Road Transport. Proceedings of the European Navigation Conference (ENC), Helsinki, Finland, 30 May – 2 June. DOI: 10.1109/EURONAV.2016.7530570.
Junttila, S., Vastaranta, M., Liang, X., Kaartinen, H., Kukko, A., Kaasalainen, S., Holopainen, M., Hyyppä, H. and J. Hyyppä, 2016. Measuring leaf water content with dual-wavelength intensity data from terrestrial laser scanners. Remote Sensing 9(1). DOI: 10.3390/rs9010008
Kaasalainen, S., Nevalainen, O., Hakala, T. and K. Anttila, 2016. Incidence Angle Dependency of Leaf Vegetation Indices from Hyperspectral Lidar Measurements. Photogrammetrie - Fernerkundung - Geoinformation 2016(2), 75-84. DOI: 101.1127/pfg/2016/0287
Kaasalainen, S., Gröhn, S., Nevalainen, O., Hakala, T. and L. Ruotsalainen, 2016. Work in Progress: Combining Indoor Positioning and 3D Point Clouds from Multispectral Lidar. 2016 International Conference on Indoor Positioning and Indoor Navigation (IPIN), Alcalá de Henares, Spain, 4-7 October.
Kirkko-Jaakkola, M., Feng, S., Xue, Y., Zhang, X., Honkala, S., Söderholm, S., Ruotsalainen, L., Ochieng, W., and H. Kuusniemi, 2016. Effect of Antenna Location on GNSS Positioning for ITS Applications. Proceedings of the European Navigation Conference (ENC2016), 30 May - 2 June, Helsinki, Finland.
Kirkko-Jaakkola, M., Feng, S., Xue, Y., Zhang, X., Honkala, S., Söderholm, S., Ruotsalainen, L., Ochieng, W. and H. Kuusniemi, 2016. Effect of Antenna Location on GNSS Positioning for ITS Applications. Proceedings of the European Navigation Conference (ENC), Helsinki, Finland, 30 May - 2 June. DOI: 10.1109/EURONAV.2016.7530543
Kirkko-Jaakkola, M., Zelle, H., Dierikx, E., Bauernfeind, R., Merimaa, M., Kaasalainen, S., Söderholm, S., Honkala, S. and H. Kuusniemi, 2016. Defining a Robust GNSS Timing Service. Proceedings of the European Navigation Conference (ENC), Helsinki, Finland, 30 May - 2 June.
Kuusniemi, H., Lohan, E. S., Järvinen, K,. Korpisaari, P., Thombre, S., Bhuiyan, M. Z. H., Leppäkoski, H., Chen, L., Bu-Pasha, S., Alen-Savikko, A., Mäkinen, J., Ruotsalainen, L., Söderholm, S., Guinness, R., Ferrara, G. N. and S. Honkala, 2016. Information Security Of Location Estimation – Increasing Trustworthiness. Proc. of the ESA Navitec 2016, Noordwijk, NL, 14-16 December.
Ruotsalainen, L., Chen, L., Kirkko-Jaakkola, M., Gröhn, S. and H. Kuusniemi, 2016. INTACT- Towards infrastructure-free tactical situational awareness. European Journal of Navigation 14(4), 33-38.
Ruotsalainen, L., Guinness, R., Gröhn, S., Chen, L., Kirkko-Jaakkola, M. and H. Kuusniemi, 016. Ruotsalainen, L., Guinness, R., Gröhn, S., Chen, L., Kirkko-Jaakkola, M. and H. Kuusniemi, 2016. Situational Awareness for Tactical Applications. Proceedings of the 29th International Technical Meeting of The Satellite Division of the Institute of Navigation (ION GNSS+ 2016), 1190-1198, Portland, Oregon,USA, 12-16 September.
Ruotsalainen L., Kirkko-Jaakkola M., Chen L., Gröhn, S., Guinness, R. and H. Kuusniemi, 2016. Multi-Sensor SLAM for Tactical Situational Awareness. Proceedings of the 2016 International Technical Meeting of the Institute of Navigation, Monterey, California, USA, 26-28 January 2016.
Söderholm, S., Bhuiyan, M. Z. H., Thombre, S., Ruotsalainen, L. and H. Kuusniemi, 2016. A Multi-GNSS Software-defined Receiver: Design, Implementation and Performance Benefits. Annals of Telecommunications 71(7-8), 399-410. DOI: 10.1007/s12243-016-0518-7
Yan, J., He, Y., Zhu, B. and L. Chen, 2016. Mobile Device Orientation Estimation Using Visible Light Communication System. Proceedings of the European Navigation Conference (ENC), Helsinki, Finland, 30 May - 2 June. DOI: 10.1109/EURONAV.2016.7530541
2015
Anttila, K., Hakala, T., Kaasalainen, S., Kaartinen, H., Nevalainen, O., Krooks, A., Kukko, A. ja A. Jaakkola, 2015. Calibrating laser scanner data from snow surfaces: Correction of intensity effects, Cold Regions Science and Technology, October 2015, ISSN 0165-232X. http://dx.doi.org/10.1016/j.coldregions.2015.10.005
Bhuiyan, M. Z. H., Söderholm, S., Kuusniemi, H., Thombre, S., and L. Ruotsalainen, 2015. Utilization of a Novel Channel Quality Index for Improved Multi-GNSS Positioning in GNSS-denied Environments. 5th Int. Galileo Science Colloquium, 27-29 October, Braunschweig, Germany.
Bhuiyan, M. Z. H., Söderholm, S., Thombre, S., Ruotsalainen, L. and H. Kuusniemi, 2015. Performance Analysis of a Dual-frequency Software-defined BeiDou Receiver with B1 and B2 signals. China Satellite Navigation Conference, CSNC 2015 Proceedings: Volume I, Lecture Notes in Electrical Engineering 340, 827-839, Springer. DOI: 10.1007/978-3-662-46638-4_72
Chen, L., Julien, O., Thevenon, P., Serant, D., Pena, A.G. and H. Kuusniemi, 2015. TOA Estimation for Positioning With DVB-T Signals in Outdoor Static Tests. IEEE Transactions on Broadcasting 61(4), 625-638, DOI: 10.1109/TBC.2015.2465155
Chen L., Kuusniemi, H., Chen, Y., Liu, J., Pei, L. and C. Ruizhi, 2015. Constraint Kalman Filter for Indoor Bluetooth Localization. Proceedings of European Signal Processing Conference (Eusipco 2015), Nice, France, 30 August - 4 September. DOI: 10.1109/IPIN.2015.7346957
Davidson, P., Kirkko-Jaakkola, M., Collin J. and J. Takala, 2015. Navigation algorithm combining building plans with autonomous sensor data. Gyroscopy and Navigation 6(3), 188-196. DOI: 10.1134/S2075108715030037
Hakala, T., Nevalainen, O., Kaasalainen, S. and R. Mäkipää, 2015. Technical Note: Multispectral lidar time series of pine canopy chlorophyll content. Biogeosciences 12(5), 1629-1634. DOI: 10.5194/bg-12-1629-2015
Holopainen, M., Vastaranta, M., Karjalainen, M., Karila, K., Kaasalainen, S., Honkavaara, E. and J. Hyyppä, 2015. Forest inventory attribute estimation using airborne laserscanning, aerial stereo imagery, radargrammetry and interferometry. ISPRS Ann. Photogramm. Remote Sens. Spatial Inf. Sci, II-3/W4, 63-69 DOI: 10.5194/isprsannals-II-3-W4-63-2015
Jiang, W., Pei, L., Xu, C., Chen, L. and W. Yu, 2015. Small-scale Linear Microphone Array for Sound Localization. Journal of Navigation 68(5), 915-936. DOI:10.1017/S0373463315000107
Junttila, S., Kaasalainen, S., Vastaranta, M., Hakala, T., Nevalainen, O. ja M. Holopainen, 2015. Investigating Bi-Temporal Hyperspectral Lidar Measurements from Declined Trees—Experiences from Laboratory Test. Remote Sensing 7(10), 13863-13877. DOI: 10.3390/rs71013863
Kaasalainen, S., Gröhn, S., Nevalainen, O., Hakala, T, and L. Ruotsalainen, 2016. Work in Progress: Combining Indoor Positioning and 3D Point Clouds from Multispectral Lidar. 2016 International Conference on Indoor Positioning and Indoor Navigation (IPIN), Alcalá de Henares, Spain, 4-7 October.
Kaasalainen, S., Holopainen, M., Karjalainen, M., Vastaranta, M., Kankare, V., Karila, K. and B. Osmanoglu, 2015. Combining lidar and synthetic aperture radar data to estimate forest biomass: Status and prospects. Forests 6(1), 252-270. DOI: 10.3390/f6010252
Karila, K., Vastaranta, M., Karjalainen, M. and S. Kaasalainen, 2015. Tandem-X interferometry in the prediction of forest inventory attributes in managed boreal forests. Remote Sensing of Environment 159, 259-268. DOI: 10.1016/j.rse.2014.12.012
Kirkko-Jaakkola, M., Söderholm, S., Honkala, S., Koivula, H., Nyberg, S. and H. Kuusniemi, 2015. Low-Cost Precise Positioning Using a National GNSS Network. Proceedings of ION GNSS+, Tampa, Florida, 14-18 September.
Nevalainen, O., Thombre, S., Kaasalainen, S., Chen, L. et al, 2015. Feasibility of Sentinel-data for Enhanced Maritime Safety and Situational Awareness. Proceedings of European Navigation Conference, ENC2015, Bordeaux, France (Best Student Paper Award), 7-10 April.
Puttonen, E., Hakala, T., Nevalainen, O., Kaasalainen, S., Karjalainen, M., Krooks, A. and K. Anttila, 2015. Artificial target detection with a hyperspectral lidar over a 24hour measurement. Optical Engineering 54(1), 013105. DOI: 10.1117/1.OE.54.1.013105
Ruotsalainen L., Gröhn, S., Kirkko-Jaakkola M., Chen L., Guinness, R. and H. Kuusniemi, 2015. Monocular Visual SLAM for Tactical Situational Awareness. In Proceedings of the IPIN, Banff, Canada, 13-16 October. DOI: 10.1109/IPIN.2015.7346957
Tang, J., Chen, Y., Chen, L., Liu, J., Hyyppä, J., Kukko, A., Kaartinen, H., Hyyppä, H. and R. Chen, 2015. Fast SOP Fingerprint Database Maintenance for Indoor Positioning Based on UGV SLAM. Sensors 5, 5311-5330 DOI: 10.3390/s150305311
Tang, J., Chen, Y., Niu, X., Wang, L., Chen, L., Liu, J., Shi, C. and J. Hyyppä, 2015. LiDAR Scan Matching Aided Inertial Navigation System in GNSS-Denied Environments. Sensors, 2015, 15(7), 16710-16728. DOI: 10.3390/s150716710
Thombre, S., Bhuiyan, M.Z.H., Söderholm, S., Kirkko-Jaakkola, M., Ruotsalainen L. and H. Kuusniemi, 2015. A Software Multi-GNSS Receiver Implementation for the Indian Regional Navigation Satellite System. IETE Journal of Research 62(2), 246.256. DOI: 10.1080/03772063.2015.1093968
Thombre, S., Guinness, R., Kuusniemi, H., Chen, L., Ruotsalainen, L., O. Nevalainen, O., Z. Pietrzykowski, Z., Uriasz, J., Laukkanen, J. and P. Ghawi, 2015. ESABALT - Improvement of Situational Awareness in the Baltic with the Use of Crowdsourcing, International Journal on Marine Navigation and Safety of Sea Transportation, TransNav 9(2), 183-189. DOI: 10.12716/1001.09.02.04
Thombre, S., Söderholm, S., Bhuiyan, M. Z. H., Kirkko-Jaakkola, M., Ruotsalainen, L. and H. Kuusniemi, 2015. Investigating the Indian Regional Navigation Satellite System Using a Software Multi-GNSS Receiver in Europe. Proc. European Navigation Conference, ENC2015, Bordeaux, France, 7-10 April.