BATHYMETRY

作品数：73被引量：119H指数：6
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Framework for reservoir sedimentation estimation using the hydrological model and campaign-A case study of A Vuong reservoir in central Vietnam
《International Journal of Sediment Research》2025年第1期78-90,共13页Binh Quang Nguyen Sameh A.Kantoush Ngoc Duong Vo Tetsuya Sumi 
This work was funded by APN“Asia-Pacific Network for Global Change Research”under project reference number CRRP2020-09MYKantoush(Funder ID:https:/doi.org/10.13039/100005536);Japan-ASEAN Science,Technology and Innovation Platform(JASTIP),Research Unit for Realization of Sustainable Society(RURSS)at Kyoto University,JSPS Core-to-Core Program(Grant No.JPJSCCB20220004)。
Sediment estimation would help practice sustainable watershed management and efficient reservoir operation.Different methods exist to estimate reservoir sedimentation based on the differences in sediment yield flowing...
关键词：SEDIMENTATION Hydrological model Soil and water assessment tool(SWAT) Bathymetry measurement A Vuong reservoir 
Predicting bathymetry based on vertical gravity gradient anomaly and analyses for various influential factors被引量：1
《Geodesy and Geodynamics》2024年第4期386-396,共11页Huan Xu Jinhai Yu Yanyan Zeng Qiuyu Wang Yuwei Tian Zhongmiao Sun 
funded jointly by the National Nature Science Funds of China(No.42274010);the Fundamental Research Funds for the Central Universities(Nos.2023000540,2023000407).
The prediction of bathymetry has advanced significantly with the development of satellite altimetry.However,the majority of its data originate from marine gravity anomaly.In this study,based on the expression of verti...
关键词：Rectangular prism Vertical gravity gradient BATHYMETRY Numerical simulation Prediction error 
The formation and growth mechanisms of young back-arc spreading ridges from high-resolution bathymetry:The Marsili Seamount(Tyrrhenian Sea,Italy)
《Geoscience Frontiers》2024年第1期325-338,共14页Eugenio Nicotra Salvatore Passaro Guido Ventura 
funded by the Marine Hazard CNR Project.
The formation and growth mechanisms of Mid-Ocean Ridges(MOR)are relatively well known,whereas those of back-arc spreading ridges are comparatively less known because geophysical,geochemical,and morphological data are ...
关键词：Back-arc spreading ridge Morphology TECTONICS VOLCANISM Marsili seamount 
A VGGNet-based correction for satellite altimetry-derived gravity anomalies to improve the accuracy of bathymetry to depths of 6500 m
《Acta Oceanologica Sinica》2024年第1期112-122,共11页Xiaolun Chen Xiaowen Luo Ziyin Wu Xiaoming Qin Jihong Shang Huajun Xu Bin Li Mingwei Wang Hongyang Wan 
The National Key R&D Program of China under contract Nos 2022YFC3003800,2020YFC1521700 and 2020YFC1521705;the National Natural Science Foundation of China under contract No.41830540;the Open Fund of the East China Coastal Field Scientific Observation and Research Station of the Ministry of Natural Resources under contract No.OR-SECCZ2022104;the Deep Blue Project of Shanghai Jiao Tong University under contract No.SL2020ZD204;the Special Funding Project for the Basic Scientific Research Operation Expenses of the Central Government-Level Research Institutes of Public Interest of China under contract No.SZ2102;the Zhejiang Provincial Project under contract No.330000210130313013006。
Understanding the topographic patterns of the seafloor is a very important part of understanding our planet.Although the science involved in bathymetric surveying has advanced much over the decades,less than 20%of the...
关键词：gravity anomaly bathymetry inversion VGGNet multibeam sonar satellite altimetry 
Morphometric analysis of the Andaman outer shelf and upper slope——Implications for the recent slope failure events
《Acta Oceanologica Sinica》2023年第9期44-52,共9页Pachoenchoke Jintasaeranee Anond Snidvongs 
The Financial Support Jointly by the National Research Council of Thailand and the German Research Foundation。
The devastating 2004 tsunamis that hit the southwestern coast of Thailand pose a serious threat to people along the coastal zone. A major aim for the tsunami hazard prediction is better prediction of the next tsunamis...
关键词：Andaman slope failure submarine landslide BATHYMETRY hazard potential 
Coastal bathymetry inversion using SAR-based altimetric gravity data:A case study over the South Sandwich Island
《Geodesy and Geodynamics》2023年第3期212-222,共11页Yihao Wu Junjie Wang Xiufeng He Yunlong Wu Dongzhen Jia Yueqian Shen 
supported by the National Natural Science Foundation of China(No.42004008);the Natural Science Foundation of Jiangsu Province,China(No.BK20190498);the Fundamental Research Funds for the Central Universities(No.B220202055);the State Scholarship Fund from Chinese Scholarship Council(No.201306270014).
The global bathymetry models are usually of low accuracy over the coastline of polar areas due to the harsh climatic environment and the complex topography.Satellite altimetric gravity data can be a supplement and pla...
关键词：Coastal bathymetry inversion Synthetic aperture radar altimeter Sentinel-3A/3B CryoSat-2 Altimetric gravity data Scale factor 
Shallow water bathymetry based on a back propagation neural network and ensemble learning using multispectral satellite imagery
《Acta Oceanologica Sinica》2023年第5期154-165,共12页Sensen Chu Liang Cheng Jian Cheng Xuedong Zhang Jie Zhang Jiabing Chen Jinming Liu 
The National Natural Science Foundation of China under contract No.42001401;the China Postdoctoral Science Foundation under contract No.2020M671431;the Fundamental Research Funds for the Central Universities under contract No.0209-14380096;the Guangxi Innovative Development Grand Grant under contract No.2018AA13005.
The back propagation(BP)neural network method is widely used in bathymetry based on multispectral satellite imagery.However,the classical BP neural network method faces a potential problem because it easily falls into...
关键词：BATHYMETRY back propagation neural network ensemble learning local minimum problem multispectral satellite imagery 
Pre-rig mobilization hazard evaluation in offshore oil and gas prospect drilling:A case study of TM field,offshore Niger Delta
《Energy Geoscience》2023年第1期158-178,共21页Oluwatimilehin B.Balogun Olajumoke C.Akintokewa 
TM Field,located offshore Niger Delta in the Gulf of Guinea(Nigeria),has been evaluated for potential drilling hazards prior to the drilling of a proposed oil well.This is in a region where potential hazards that coul...
关键词：Pre-rig mobilisation Ocean bathymetry Side-scan sonar Sub-bottom profiler Marine magnetic survey Amplitude anomalies 
Evolution and bathymetry of glacial lake at the lowest elevation in Nepal Himalaya被引量：1
《Journal of Mountain Science》2023年第1期141-144,共4页Shusila KANDEL Nitesh KHADKA Dhurba TIWARI Dibas SHRESTHA Kedar RIJAL 
Center of Research for Environment Energy and Water (CREEW);CAS-TWAS President’s fellowship for his PhD study。
One of the prominent impacts of climate change induced glacier retreat in the Himalayas is the formation and expansion of glacial lakes. The newly formed glacial lakes are mostly located in higher altitudinal regions(...
关键词：Glacial lake EVOLUTION AVALANCHE BATHYMETRY 
Linear and quadratic damping coefficients of a single module of a very large floating structure over variable bathymetry:Physical and numerical free-decay experiments
《Journal of Ocean Engineering and Science》2022年第6期607-618,共12页Yiting Wang Ziying Tang Lei Wang Xuefeng Wang 
the support of the National Natural Science Foundation of China(Grant No.51979167,51179103);the Ministry of Industry and Information Technology(Grant No.[2018]473);the China Scholarship Council(Grant 201806230206);the Hainan Provincial Joint Project of Sanya Bay Science and Technology City(Grant No.520LH051).
The linearity assumption is widely used when acquiring the hydrodynamic coefficients of a floating structure.However,the linear damping is frequently underestimated,especially for the natural frequency.To investigate ...
关键词：Quadratic damping coefficient Very large floating structure Model tests Numerical simulations 
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