CONFERENCE PROCEEDINGS
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Kai M. Ojala
Research Scientist at VTT Technical Research Ctr of Finland Ltd
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Author
Publications (5)
Proceedings Article | 18 May 2012 Paper
Multi- and hyperspectral UAV imaging system for forest and agriculture applications
Rami Mannila, Christer Holmlund, Heikki Saari, Jussi Mäkynen, Tapani Antila
Proceedings Volume 8374, 837409 (2012) https://doi.org/10.1117/12.918571
KEYWORDS: Imaging systems, Cameras, Hyperspectral imaging, Unmanned aerial vehicles, Fabry–Perot interferometry, Image sensors, UAV imaging systems, Agriculture, Sensors, Prototyping
Proceedings Article | 6 October 2011 Paper
Unmanned Aerial Vehicle (UAV) operated spectral camera system for forest and agriculture applications
Heikki Saari, Tapani Antila, Christer Holmlund, Jan Heikkilä, Kai Ojala, Sakari Tuominen, Jussi Mäkynen, Liisa Pesonen, Ismo Pellikka
Proceedings Volume 8174, 81740H (2011) https://doi.org/10.1117/12.897585
KEYWORDS: Imaging systems, Unmanned aerial vehicles, Hyperspectral imaging, Cameras, Image resolution, Spectral resolution, Agriculture, Sensors, Near infrared, Reflectivity
Proceedings Article | 6 October 2011 Paper
Unmanned aerial vehicle (UAV) operated megapixel spectral camera
Heikki Saari, Tapani Antila, Jussi Mäkynen, Christer Holmlund, Kai Ojala
Proceedings Volume 8186, 81860Y (2011) https://doi.org/10.1117/12.897712
KEYWORDS: Imaging systems, Unmanned aerial vehicles, Fabry–Perot interferometry, Image sensors, Sensors, Hyperspectral imaging, Calibration, Cameras, Image resolution, Spectral resolution
Proceedings Article | 28 September 2011 Paper
Optical sensors for urban search and rescue operations
Katerina Mikedi, Aki Mäyrä, Kai Ojala, Agapios Agapiou, Milt Statheropoulos, Lars Hildebrand
Proceedings Volume 8185, 81850F (2011) https://doi.org/10.1117/12.898146
KEYWORDS: Cameras, Sensors, Telecommunications, Chemical analysis, Safety, 3D modeling, Visualization, Optical sensors, Algorithm development, Control systems
Proceedings Article | 27 August 2003 Paper
Fast lens testing using random targets
Proceedings Volume 4876, (2003) https://doi.org/10.1117/12.463918
KEYWORDS: Modulation transfer functions, Sensors, Charge-coupled devices, Spatial frequencies, CCD cameras, Optical filters, Manufacturing, Cameras, Target acquisition, Statistical analysis
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