发明名称 |
INFORMATION RETRIEVAL METHOD, INFORMATION RETRIEVAL APPARATUS, AND COMPUTER PRODUCT |
摘要 |
An information retrieval apparatus includes an acquiring unit that acquires a numerical value defining a boundary of a numerical range; a detecting unit that detects a number of places in and a head numeral of the numerical value; an extracting unit that extracts from a bit string group, a bit string indicating whether a numerical value in a numerical value group having the number of places and the head numeral is present in files subject to retrieval; a specifying unit that specifies a file corresponding to a bit in the extracted bit string, the bit indicating the presence of a numerical value of the numerical value group; a determining unit that determines whether a numerical value in the specified file meets the boundary condition; and a designating unit that, based on a determination by the determining unit designates the specified file to have a numerical value within the numerical range.
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申请公布号 |
US2012072434(A1) |
申请公布日期 |
2012.03.22 |
申请号 |
US201113308133 |
申请日期 |
2011.11.30 |
申请人 |
KATAOKA MASAHIRO;TORII HIROYUKI;KURISHIMA MASAHIRO;KASAI HIDEO;FUJITSU LIMITED |
发明人 |
KATAOKA MASAHIRO;TORII HIROYUKI;KURISHIMA MASAHIRO;KASAI HIDEO |
分类号 |
G06F17/30 |
主分类号 |
G06F17/30 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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