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SIGMOD
2002
ACM

124views Database» more SIGMOD 2002»

Quadtree and R-tree indexes in oracle spatial: a comparison using GIS data

14 years 6 months ago

Spatial indexing has been one of the active focus areas in recent database research. Several variants of Quadtree and R-tree indexes have been proposed in database literature. In ...

Kothuri Venkata Ravi Kanth, Siva Ravada, Daniel Ab...

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18

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SPATIALCOGNITION
2004
Springer

127views Information Technology» more SPATIALCOGNITION 2004»

Sketch Map Analysis Using GIS Buffer Operation

14 years 1 days ago

Download www.geogr.lit.nagoya-u.ac.jp

We developed a method to analyze sketch maps by GIS, and applied it to an actual case study. We found that analysis using buffer operation was more effective for sketch map analyse...

Kohei Okamoto, Kei-ichi Okunuki, Toshibumi Takai

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23

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ICITA
2005
IEEE

131views Information Technology» more ICITA 2005»

Using Image Contour Recognition in GIS Navigation

14 years 9 days ago

Download www.iplab.cs.tsukuba.ac.jp

This paper presents an approach of using image contour recognition in the navigation for enterprise geographic information systems (GIS). The extraction of object mark images is b...

Wei Lai, Donggang Yu, Jiro Tanaka, Cai Fei

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35

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Publication

210views

Using GIS to Measure the Effect of Overlapping Service Areas on Passenger Boardings at Bus Stops

15 years 4 months ago

Download tram.mcgill.ca

This study examines the effects of overlapping walking service areas of bus stops on the demand for bus transit. This requires controlling for variation in potential transit demand...

T. J. Kimpel, K. Dueker, A. M. El-Geneidy

posted by ahmedelgeneidy

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12

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IJCNN
2000
IEEE

94views Neural Networks» more IJCNN 2000»

Neural Network for Travel Demand Forecast Using GIS and Remote Sensing

13 years 11 months ago