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International journal of geographical information systems Volume 3, 1989 - Issue 1
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Original Articles

QPF A versatile query language for a knowledge-based geographical information system

JIAN-KANG WU Image Processing Laboratory, Department of Electronics, University of Science and Technology of China, Hefei, People’s Republic of China
,
TAO CHEN Image Processing Laboratory, Department of Electronics, University of Science and Technology of China, Hefei, People’s Republic of China
&
LI YANG Image Processing Laboratory, Department of Electronics, University of Science and Technology of China, Hefei, People’s Republic of China
Pages 51-57 | Published online: 27 Apr 2007

References

  • CHANG , S. K. , 1988 , Principles of Pictorial Information Systems Design ( Englewood Cliffs Prentice Hall ).
  • HEROT , C. F. , 1980 , Spatial management of data . ACM Transactions on Database Systems , 5 , 493 .
  • JIAN-KANG WU. , 1988 , Design of a knowledge-based geographic information system . Technical report , University of Science and Technology of China , Hefei , People's Republic of China .
  • MINSKY , M. , 1975 , A framework for representing knowledge . In The Psychology of Computer Vision , edited by P. Winston ( New York McGraw-Hill ), pp. 211 – 277 .

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