Information storage and retrieval method

Abstract

The invention discloses an information storage and searching method, comprising the steps of: storing the Chinese data and head letter sequence of Pinyin of word obtained processed by dividing the word in Chinese data basic information index file; storing an identifier and position information in secondary index file of the Chinese data basic information; storing Chinese data identifier belongingto the word and position recorded by the Chinese data in word Pinyin index file; storing the data cluster beginning with each letter in the secondary index file of the word Pinyin at position in the word Pinyin index file. The invention further discloses an information searching method, comprising receiving a searching letter; obtaining a result according to corresponding relationship among the Chinese data basic information index file, the secondary index file of the Chinese data basic information, the word Pinyin index file and the secondary index file of the word Pinyin. The information storage and searching method of the invention is capable of quickly, rapidly positioning the inquired target and accomplishing cross searching function.

Description

technical field The invention relates to the field of storage and retrieval of Chinese information, in particular to an information storage and retrieval method. Background technique With the advent of the information age and the accelerating pace of development, Chinese information retrieval technology has gradually penetrated into people's daily life, work and study, and higher requirements have been put forward for the retrieval performance and quality of Chinese information retrieval technology. . The Chinese information retrieval refers to querying or retrieving document objects meeting query conditions in a document set composed of Chinese data. After the mid-1980s, due to the great improvement of computer processing capabilities and the gradual popularization of use, the research on Chinese information retrieval technology entered a golden period of rapid development, and various Chinese information indexing methods, retrieval algorithms and practical systems emerge...

AI Technical Summary

Problems solved by technology

The various pinyin retrieval methods mentioned above can guarantee the ability of "inquiring Chinese information by inputting as little information as possible", but when the amount of Chinese data information is relatively large, there will be "return Chinese information that meets the retrieval conditions". Too much data information is often not what the user really needs, and it is impossible to guarantee that the target result will be returned to the user quickly and accurately.”

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