Search Results - "Ishitsuka, Naoki"

Detecting temporal changes in the extent of annual flooding within the Cambodia and the Vietnamese Mekong Delta from MODIS time-series imagery by Sakamoto, Toshihiro, Van Nguyen, Nhan, Kotera, Akihiko, Ohno, Hiroyuki, Ishitsuka, Naoki, Yokozawa, Masayuki

“…This paper presents the methodology used to detect temporal changes in the extent of annual flooding within the Cambodia and the Vietnamese Mekong Delta (VMD)…”
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Growth monitoring and classification of rice fields using multitemporal RADARSAT-2 full-polarimetric data by Yonezawa, Chinatsu, Negishi, Masahiro, Azuma, Kenta, Watanabe, Manabu, Ishitsuka, Naoki, Ogawa, Shigeo, Saito, Genya

“…Spaceborne synthetic aperture radar (SAR) can be used for agricultural monitoring. In this study, three single-polarimetric and four full-polarimetric…”
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Spatial prediction of radioactive Cs concentration in agricultural soil in eastern Japan by Takata, Yusuke, Kohyama, Kazunori, Obara, Hiroshi, Maejima, Yuji, Ishitsuka, Naoki, Saito, Takashi, Taniyama, Ichiro

“…As a result of the accident at the Fukushima Dai-ichi Nuclear Power Station (FDNPS) operated by the Tokyo Electric Power Company, radioactive cesium (Cs) was…”
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Observation of Japanese paddy fields using PALSAR data by Ishitsuka, Naoki

“…Backscatter coefficients (σ°) of PALSAR increase about 3 to 4 dB the cultivation period of paddy rice, and correlation was seen in the height of paddy rice and…”
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A crop phenology detection method using time-series MODIS data by Sakamoto, Toshihiro, Yokozawa, Masayuki, Toritani, Hitoshi, Shibayama, Michio, Ishitsuka, Naoki, Ohno, Hiroyuki

“…Information of crop phenology is essential for evaluating crop productivity and crop management. Therefore we developed a new method for remotely determining…”
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Spatio–temporal distribution of rice phenology and cropping systems in the Mekong Delta with special reference to the seasonal water flow of the Mekong and Bassac rivers by Sakamoto, Toshihiro, Van Nguyen, Nhan, Ohno, Hiroyuki, Ishitsuka, Naoki, Yokozawa, Masayuki

“…Multi-temporal Moderate Resolution Imaging Spectroradiometer (MODIS) data was used to estimate the spatial distribution of heading date and rice-cropping…”
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Semi-automatic classification method for mapping the rice-planted areas of Japan using multi-temporal Landsat images by Sakamoto, Toshihiro, Sprague, David S., Okamoto, Katsuo, Ishitsuka, Naoki

“…The rice-planted areas of Japan have decreased continually with reduced rice consumption in the country. Remote sensing techniques are indispensable for…”
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A Preliminary Study of Paddy Rice Yield Estimation Using Full Polarimetric Air-Borne X-Band SAR Data by Furuya, Soh, Yonezawa, Chinatsu, Ishitsuka, Naoki, Kojima, Shoichiro

“…This study aimed to estimate the paddy rice yield using full polarimetric air-borne X-band synthetic aperture radar (SAR) data. We analyzed X-band Pi-SAR2 data…”
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Detection of water-logging in a large number of paddy fields by Ishitsuka, Naoki

“…On March 11, 2011, a huge earthquake hits Japan. The earthquake wreaked enormous damage on a wide area of north-eastern Japan. Many farmlands also suffered…”
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Integration of 3D Trajectory Maps into a Local Distribution Map of Radiation Dose Using Unmanned Aerial Vehicle by Oyama, K., Wakabayashi, H., Takeuchi, A., Ishitsuka, N.

“…Environmental situation awareness in this study focuses on monitoring techniques to discover public safety and potential risks at local spots. Changing amount…”
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Situational map integration of dose distribution on the ground surface using Unmanned Aerial Vehicles by Oyama, Katsunori, Nakamura, K., Wakabayashi, H., Takeuchi, A., Ishitsuka, N.

“…Changing amount of radiation dose has become a great concern by citizen in Japan. Rigorous assessment of public safety including inaccessible areas is a key to…”
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Project for development of application using satellite image to measure paddy rice planted area in Japan - case of ALOS/PALSAR by Ishitsuka, Naoki, Tomiyama, Nobuhiro, Yamanokuchi, Tsutomu, Saito, Genya, Yonezawa, Chinatsu, Ogawa, Shigeo

“…The agricultural statistical section of Japanese government starts the project for development of application using satellite image to measure paddy rice…”
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