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Author:

张蓬郁 (张蓬郁.) | 王煜 (王煜.) | 江旻宇 (江旻宇.) | 邵嘉琳 (邵嘉琳.) | 张洪滨 (张洪滨.)

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CQVIP

Abstract:

针对时空数据数据量大和多维属性造成的索引效率低、关联关系建模难等问题,本文提出引入KD树结构进行静态多维数据建模与检索.同时结合机器学习中Linear Regression,SVR,Nearest Neighbors Regression等六种算法进行未来状态的预测.我们对比了六种常用学习算法,对预测结果的拟合情况进行分析,以天气预测为应用背景,对比得出具体环境下,KD树与SVR算法的结合检索速度快,预测精确.

Keyword:

NearestNeighborsRegression 时空数据 KD树 LinearRegression SVR 机器学习

Author Community:

  • [ 1 ] [张蓬郁]北京工业大学樊恭烋荣誉学院,北京,100124
  • [ 2 ] [王煜]北京工业大学樊恭烋荣誉学院,北京,100124
  • [ 3 ] [江旻宇]北京工业大学樊恭烋荣誉学院,北京,100124
  • [ 4 ] [邵嘉琳]北京工业大学樊恭烋荣誉学院,北京,100124
  • [ 5 ] [张洪滨]北京工业大学樊恭烋荣誉学院,北京,100124

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软件

ISSN: 1003-6970

Year: 2018

Issue: 8

Volume: 39

Page: 215-218

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 4

Chinese Cited Count:

30 Days PV: 0

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