Parallelizing flow-accumulation calculations on graphics processing units-From iterative DEM preprocessing algorithm to recursive multiple-flow-direction algorithm

Computers and Geosciences

Volumn 43, Issue , 2012, Pages 7-16

  Qin, Cheng Zhi ^a   Zhan, Lijun ^a,b  

^a INSTITUTE OF GEOGRAPHIC SCIENCES AND NATURAL RESOURCES RESEARCH   (China)

^b UNIVERSITY OF CHINESE ACADEMY OF SCIENCES   (China)

Author keywords

DEM preprocessing; Digital terrain analysis; Flow accumulation; Graphics processing unit (GPU); Multiple flow direction algorithm (MFD); Parallel computing

Indexed keywords

DEM PREPROCESSING; DIGITAL TERRAIN ANALYSIS; FLOW ACCUMULATION; GRAPHICS PROCESSING UNIT; MULTIPLE-FLOW-DIRECTION ALGORITHM (MFD);

COMPUTER GRAPHICS; COMPUTER GRAPHICS EQUIPMENT; COMPUTER PROGRAMMING; FORESTRY; GRAPH THEORY; PARALLEL ARCHITECTURES; PARALLEL PROCESSING SYSTEMS; PERSONAL COMPUTERS; PROGRAM PROCESSORS;

ALGORITHMS;

ALGORITHM; DATA PROCESSING; DIGITAL ELEVATION MODEL; DIGITAL TERRAIN MODEL; FLOW MODELING; PARALLEL COMPUTING;

EID: 84860645764     PISSN: 00983004     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.cageo.2012.02.022     Document Type: Article

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