1,721,066 research outputs found
Application of the Surface Energy Balance Algorithm for Land (SEBAL) for spatial analysis of evapotranspiration in a commercial oil palm plantation in Jambi Province, Indonesia
Monitoring Biomass of Mangrove Species Using Remote Sensing Data for Implementation of REDD+ Policies in Vietnam
2017【要旨
Statistical analyses for coastal hazard datasets : case studies of washover sedimentation from storms and tsunamis, and sea-level records from tide gauges
Coastal hazard assessments commonly require the integration of different data sets that, in turn, require different statistical techniques to reveal underlying processes. In this thesis, I present three studies in which I apply and develop different statistical methods for a broad sedimentological data set and sea-level time series. In the first study, I use a number of statistical analyses to examine the use of grain size parameters, mineral composition and trace element geochemistry in determining the provenance of tsunami (the 2004 Indian Ocean Tsunami (IOT) and three paleo-tsunami) deposits and the 2007 storm surge deposit on Phra Thong Island, Thailand. I also evaluate whether the 2004 IOT tsunami and 2007 storm deposits could be discriminated using grain size and geochemistry. The key findings are that geochemistry data are statistically inadequate to distinguish the provenance of modern storm and tsunami deposits, but the mean grain size is probably a good discriminator. In addition, the sediment sources of each of the overwash deposits are diverse. In the second study, I investigate interannual sea-level variations using sea-level records at ten tide gauges (TGs) around the South China Sea (SCS). The results reveal that the ENSO significantly contributes to interannual sea-level signals but that its influences vary across the study area, whereas the winter monsoon clearly impacts sea level in the northern SCS. In the third study, I examine spatio-temporal variation of extreme sea level (ESL) around the SCS. The results reveal contrasting mechanisms for generating surges in the northern and southern SCS; and that the changes in ESL are broadly consistent with the changes in mean sea level. I also calculate the temporal variability of the return levels and show they are significantly correlated with climatic variability in the region.Doctor of Philosophy (ASE
ベトナムにおけるREDD+政策実施に向けたリモートセンシングデータを用いたマングローブ種のバイオマス監視
筑波大学University of Tsukuba博士(社会工学)Doctor of Philosophy in Policy and Planning Sciences2017この博士論文は、全文公表に適さないやむを得ない事由があり要約のみを公表していましたが、解消したため、2019(平成31)年4月8日に全文を公表しました。doctoral thesi
Monitoring Biomass of Mangrove Species Using Remote Sensing Data for Implementation of REDD+ Policies in Vietnam
RoF shingo o densosuru hikari musen tsushin shisutemu no pafomansu ni kansuru kenkyu
制度:新 ; 報告番号:甲3394号 ; 学位の種類:博士(国際情報通信学) ; 授与年月日:2011/9/15 ; 早大学位記番号:新571
ベトナムにおけるREDD+政策実施に向けたリモートセンシングデータを用いたマングローブ種のバイオマス監視
筑波大学University of Tsukuba博士(社会工学)Doctor of Philosophy in Policy and Planning Sciences2017【要旨】thesi
Studies on performance of optical wireless systems for RoF signal transmission =RoF shingo o densosuru hikari musen tsushin shisutemu no pafomansu ni kansuru kenkyu
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