A spatial information indexing system for combined soi objects and content
An indexing system and space technology, applied in the field of indexing systems, can solve problems such as not much progress, achieve the effect of solving limitations and improving search convenience
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[0039] The present disclosure will be described in more detail with reference to the accompanying drawings, wherein like reference numerals will be used to refer to like parts. Detailed descriptions of other portions of known components have been omitted so as not to obscure the invention if deemed not necessary for an understanding of the principles of the present disclosure.
[0040] Object-based keyword retrieval / indexing methods have been used in retrieval systems for geographic information such as points of interest (POI).
[0041] figure 1 is an example diagram showing a geographic information retrieval system using POI information.
[0042] For example, when searching for geographic information by using the word "pork ribs in Seoul", the keyword "Seoul" and another keyword "pork ribs" are retrieved from the inverted file structure separately, and then the Extract overlapping POI information (here, information about restaurants). Geographical information such as the ...
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