Journal of Disaster Research, JDR Award for the Most Cited Paper 2022,Extraction of collapsed buildings due to the 2016 Kumamoto earthquake based on multi-temporal PALSAR-2 dataWen Liu Fumio Yamazaki
Junjie Wu   Wen Liu   Yoshihisa Maruyama   
Remote Sensing 14(18) 2022年9月 [査読有り]
Road markings, including road lanes and symbolic road markings, can convey abundant guidance information to autonomous driving cars. However, recent works have paid less attention to the recognition of symbolic road markings compared with road lan...
Following the occurrence of a typhoon, quick damage assessment can facilitate the quick dispatch of house repair and disaster insurance works. Employing a deep learning method, this study used aerial photos of the Chiba prefecture obtained followi...
Min Lung Cheng   Masashi Matsuoka   Wen Liu   Fumio Yamazaki   
Automation in Construction 135 2022年3月 [査読有り]
The ability of drones to access disaster areas has been proven powerful and flexible for acquiring first-hand optical imagery data for environmental observation. However, such imagery data usually undergo postprocessing, and the three-dimensional ...
Yihao Zhan   Wen Liu   Yoshihisa Maruyama   
REMOTE SENSING 14(4) 2022年2月 [査読有り]
Remote sensing is an effective method of evaluating building damage after a large-scale natural disaster, such as an earthquake or a typhoon. In recent years, with the development of computer vision technology, deep learning algorithms have been u...
Yihao Zhan   Wen Liu   Yoshihisa Maruyama   
ACRS 2020 - 41st Asian Conference on Remote Sensing 2020年
S: Remote sensing is an effective method to evaluate the damage situation after a large-scale nature disaster. Recently, deep learning algorithms have been used for the damage assessment from remote sensing images. A series of earthquakes hit the ...
A large eruption occurred in Kilauea volcano's East Rift Zone (ERZ) on the island of Hawaii, U.S.A., from May 3 to September 4, 2018. Twenty-four fissures erupted lava near Leilani Estates and destroyed more than 700 houses. In this study, four pr...
International Geoscience and Remote Sensing Symposium (IGARSS) 4833-4836 2019年7月
Due to the huge tsunamis occurred in the 2011 Tohoku-Oki, Japan, earthquake, more than 100 bridges located in the Pacific coast of the Tohoku region were severely damaged. In this study, the extraction of the damaged bridges in Miyagi Prefecture, ...
Successive heavy rainfall affected the western Japan from the late June to the early July 2018. Increased river water overflowed and destroyed river banks, which caused flooding in vast areas. In this study, two pre-event and one co-event ALOS-2 P...