Andri Prima Nugroho, Takashi Okayasu, Rin-ichiro Taniguchi, Eiji Inoue, Yasumaru Hirai, Muneshi Mitsuoka and Lilik Sutiarso:Quantification of 2D Lateral Leaf Motion on Mature Plants Foliage using Optical Flow to Study the Circadian Rhythms, Proceesings of the 2nd International Symposium on Agricultural and Biosystem Engineering, , 2016.8.

 Hashimoto, Y., Arita, D., Shimada, A., Yoshinaga, T., Okayasu, T., Uchiyama, H., Taniguchi, R.:Measurement and Visualization of Farm Work Information, Proc. CIGR-AgEng conference 2016, in press, 2016.6.

 Okayasu, T., Tanaka, D., Sakai, A., Sakai, Y., Shimada, K., Awai, K., Inoue, E., Hirai, Y., Mitsuoka, M.:Plant growth evaluation for leaf vegetables using simple field monitoring system, Proceedings of International Symposium on Machinery and Mechatronics for Agriculture and Biosystems Engineering (ISMAB) 2016, 603-607, 2016.5.

 Nugroho, A. P., Okayasu, T., Sakai, A., Inoue, E., Hirai, Y., Mitsuoka, M., Sutiarso, L.:Automatic leaf motion analysis using optical flow to diagnose plant behavior in response to environmental changes, Proceedings of International Symposium on Machinery and Mechatronics for Agriculture and Biosystems Engineering (ISMAB) 2016, 848-853, 2016.5.

 Sakai, A., Okayasu, T., Yoshinaga, T., Nugroho, A. P., Arita, D., Inoue, E., Hirai, Y., Mitsuoka, M.:Effective investigation of 3D feature value extraction for plant body surface using rgb-d sensor, Proceedings of International Symposium on Machinery and Mechatronics for Agriculture and Biosystems Engineering (ISMAB) 2016, 854-858, 2016.5.

 Hashimoto, Y., Arita, D., Shimda, A., Okayasu, T., Uchiyama, H., Taniguchi, R.:Farmer position estimation in a tomato plant green house with smart devices, Proceedings of International Symposium on Machinery and Mechatronics for Agriculture and Biosystems Engineering (ISMAB) 2016, 200-205, 2016.5.

 Hirai, T., Nakamura, Y., Sakai, A., Okayasu, T., Inoue, E., Mitsuoka, M.:Evaluation of a method to estimate light-intercepting characteristics of a rice hill using a RGB-Depth sensor, Proceedings of International Symposium on Machinery and Mechatronics for Agriculture and Biosystems Engineering (ISMAB) 2016, 489-494, 2016.5.

 Momanyi J. Simanto, M. J., Mitsuoka, M., Inoue, E., Okayasu, T., Hirai, Y.:Investigation of the mechanical threshing characteristics of sorghum, Proceedings of International Symposium on Machinery and Mechatronics for Agriculture and Biosystems Engineering (ISMAB) 2016, 122-127, 2016.5.

 Iwasaka, S., Hirai, Y., Yamakawa, T., Inoue, E., Okayasu, T., Mitsuoka, M.:Accuracy of rice straw weight and rough grain yield predicted by a modified crop growth model based on sucros1, Proceedings of International Symposium on Machinery and Mechatronics for Agriculture and Biosystems Engineering (ISMAB) 2016, 592-596, 2016.5.

 Ogata, M., Hirai, Y., Nakanishi, T., Shikanai, T., Inoue, E., Okayasu, T., Mitsuoka, M.:Accuracy evaluation of a method to compute the area of combine-harvested field sections, Proceedings of International Symposium on Machinery and Mechatronics for Agriculture and Biosystems Engineering (ISMAB) 2016, 598-602, 2016.5.

 Mitsuoka, M., Takata, K., Inoue, E., Okayasu, T., Hirai, Y.:Correlation anomaly detection by using time series data of agricultural machinery, Proceedings of International Symposium on Machinery and Mechatronics for Agriculture and Biosystems Engineering (ISMAB) 2016, 997-1002, 2016.5.

 Takashi Okayasu, Keita Tsuchiya, Koichiro Fukami, Eiji Inoue, Yasumaru Hirai, Muneshi Mitsuoka:SOIL TILLAGE SIMULATION USING FEM-DEM QUASI-COUPLING METHOD, Proc. ISTVS 13th European Conference, , 2015.10.

 Takashi Okayasu, Takahisa Nakamura, Katsumi Muramoto, Yoshitsugu Momoya:Elastoplastic deformation behavior for ballast under monotonic and cyclic loading conditions, Proceedings of International Conference on International Society for Terrain-Vehicle Systems, , 2014.9.

 Andri Prima Nugroho, Takashi Okayasu, Sribudi Astuti, Muneshi Mitsuoka, Eiji Inoue, Yasumaru Hirai, Lilik Sutiarso:Deployment of agricultural information system – installation and utilization of field monitoring system on agricultural production in Yogyakarta, Indonesia , Proceedings of International Symposium on Innovation Technology for Natural Resource Exploitation Toward Sustainable Environment , , 2014.6.

 Yasumaru Hirai, Kodai Tanaka, Tsuneo Nakanishi, Takeshi Shikanai, Eiji Inoue, Akira Fukuda, Takashi Okayasu, Muneshi Mitsuoka:Evaluation of measurement accuracy of the harvest area corresponding to each shipment to country elevator using GPS and QZSS , Proceedings of International Symposium on Machinery and Mechatronics for Agriculture and Biosystems Engineering (ISMAB) 2014 , 995-999, 2014.5.

 Tsuneo Nakanishi, Yasumaru Hirai, Kodai Tanaka:A device and an algorithm to compute the harvested area from the moving trace of the combine harvester , Proceedings of International Symposium on Machinery and Mechatronics for Agriculture and Biosystems Engineering (ISMAB) 2014 , 347-353, 2014.5.

 Takashi Okayasu, Daisaku Arita, Andri Prima Nugroho, Takehiko Hoshi, Takashi Yoshinaga, Eiji Inoue, Yasumaru Hirai, Muneshi Mitsuoka:Effectiveness evaluation on utilization of two snss in japan agriculture , Proceedings of International Symposium on Machinery and Mechatronics for Agriculture and Biosystems Engineering (ISMAB) 2014 , 491-496, 2014.5.

 Takashi Okayasu, Toshihisa Fukuda, Keita Tsuchiya, Koichiro Fukami, Eiji Inoue, Yasumaru Hirai, Muneshi Mitsuoka:Development of soil tillage simulator using fem-dem quasi-coupling method , Proceedings of International Symposium on Machinery and Mechatronics for Agriculture and Biosystems Engineering (ISMAB) 2014 , 655-660, 2014.5.

 Satoru Umeno, Eiji Inoue, Muneshi Mitsuoka, Takashi Okayasu, Yasumaru Hirai:Study on noise reduction in cabin of agricultural machineries using active noise control method , Proceedings of International Symposium on Machinery and Mechatronics for Agriculture and Biosystems , 474-478, 2014.5.

 Muneshi Mitsuoka, Yuki Kimoto, Kohei Takata, Eiji Inoue, Takashi Okayasu, Yasumaru Hirai:Abnormal detection of agricultural machineries using multi-time series , Proceedings of International Symposium on Machinery and Mechatronics for Agriculture and Biosystems , , 2014.5.

 Takashi OKAYASU, Andri Prima Nugroho, Daisaku Arita, Akinori Ozaki, Mitsuoka Muneshi, Teruaki NANSEKI, Eiji Inoue, Hirai Yasumaru:Environmental Change Point Analysis and Its Application to Agriculture, Proceedings of International conference on Instrumentation, Control, Information Technology and System Integration, , 2013.10.

 Takashi Okayasu, Andri Prima Nugroho, Daisaku Arita, Akinori Ozaki, Mitsuoka Muneshi, Teruaki Nanseki, Eiji Inoue, Yasumaru Hirai:Environmental change point analysis and its application to agriculture , Proceedings of International Conference on Instrumentation, Control, Information Technology and System Integration , CD-ROM , 2013.9.

 Takahisa Fukuda, Takashi Okayasu, Keita Tsuchiya, Eiji Inoue, Yasumaru Hirai, Muneshi Mitsuoka :Modeling and prediction of the mechanical interaction between soil and tillage tool by DEM , Frontiers of Discontinuous Numerical Methods and Practical Simulations in Engineering and Disaster Prevention , 451–457 , 2013.8.

 Andri Prima Nugroho, Takashi Okayasu, Mitsuoka Muneshi, Eiji Inoue, Lilik Sutiarso, Yasumaru Hira:Development of web-based change point analysis for field environmental information in agriculture , Proceedings of International Symposium on Agricultural and Biosystem Engineering , , 2013.8.

 Andri Prima Nugroho, Takashi Okayasu, Eiji, Inoue, Yasumaru Hirai, Muneshi Mitsuoka:Development of actuation framework for agricultural informatization supporting system , Proceedings of IFAC2013 Bio Robotics Conference , 181-186 , 2013.3.

 Yuta Miyoshi, Kota Hidaka, Takashi Okayasu, Osamu Hirano, Daisuke Yasutake, Masajaru Kitano:Approach to ｌocal enviroment control for stable production of stawberry , Proceedings of IFAC2013 Bio Robotics Conference , 58-61 , 2013.3.

 Yasumaru Hirai, Kenzo Kawai, Marika Mouri, Yuki Mori, Kunihiko Hamagami:Feasibility Study on Electrical-conductivity-based Field Measurement of Inorganic Nitrogen Concentration in Irrigation Water , Proceedings of International Symposium on Machinery and Mechatronics for Agriculture and Biosystems Engineering (ISMAB) 2010 , CD-ROM , 2010.5.

 Yasumaru Hirai, Yuichiro. Beppu, Yuki. Mori, Keiko. Tomita, Kunihiko. Hamagami, Ken. Mori:Principal Component Analysis of Rice Production Environment in the Rice Terrace Region , Proc. 9th International Conference on Precision Agriculture, Denver , CD-ROM , 2008.7.

 Yasumaru Hirai, Yuichiro Beppu, Kunihiko Hamagami, Ken Mori:Regional-Scale Estimation of Rice Production Environment in the Mountainous Area , Proceedings of the 4th International Symposium on Machinery and Mechatronics for Agriculture and Biosystems Engineering (ISMAB) 2008 , CD-ROM , 2008.5.

 Y. Hirai, M. D. Schrock, D. Maski, R. K. Taylor:Loss Evaluation of Soybean Harvesting on Four Types of Headers , Agricultural Equipment Technology Conference , ASAE Pub #AETC05020 , 2005.2.