Computer Science ›› 2006, Vol. 33 ›› Issue (5): 162-165.
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NIE Guo-Liang ,LU Zheng-Ding （School of Computer Science and Technology, Huazhong University of Science and Technology,Wuhan 430074）
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Abstract: Detecting change of data stream plays an important role in many data stream＇ s decision support systems. The change of data stream is described by detecting the elements whose value difference between two adjoining windows exceeds threshold value. Single
Key words: Data stream, Approximation algorithms, Data stream statistics
NIE Guo-Liang ,LU Zheng-Ding （School of Computer Science and Technology, Huazhong University of Science and Technology,Wuhan 430074）. [J].Computer Science, 2006, 33(5): 162-165.
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