| 摘要 |
A data search device to extract relevant data matching a specified requirement from multiple pieces of data to be searched stored in a database. The data search device includes a specified requirement data acquisition unit to acquire specified requirement data including the specified requirement, a data extraction unit to extract the relevant data based on the specified requirement data, an extracted data counter to count a number of pieces of the relevant data for each piece of classification data provided for the data to be searched, a display data generation unit to generate data to display the number of pieces of the relevant data counted for each piece of classification data on a coordinate space based on the classification data, and a positional data storage unit to store positional data including coordinates for specifying a position in the coordinate space and the classification data associated with the coordinates.
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