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IEICE TRANSACTIONS on Information

Error Correction for Search Engine by Mining Bad Case

Jianyong DUAN, Tianxiao JI, Hao WANG

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Summary :

Automatic error correction of users' search terms for search engines is an important aspect of improving search engine retrieval efficiency, accuracy and user experience. In the era of big data, we can analyze and mine massive search engine logs to release the hidden mind with big data ideas. It can obtain better results through statistical modeling of query errors in search engine log data. But when we cannot find the error query in the log, we can't make good use of the information in the log to correct the query result. These undiscovered error queries are called Bad Case. This paper combines the error correction algorithm model and search engine query log mining analysis. First, we explored Bad Cases in the query error correction process through the search engine query logs. Then we quantified the characteristics of these Bad Cases and built a model to allow search engines to automatically mine Bad Cases with these features. Finally, we applied Bad Cases to the N-gram error correction algorithm model to check the impact of Bad Case mining on error correction. The experimental results show that the error correction based on Bad Case mining makes the precision rate and recall rate of the automatic error correction improved obviously. Users experience is improved and the interaction becomes more friendly.

Publication
IEICE TRANSACTIONS on Information Vol.E101-D No.7 pp.1938-1945
Publication Date
2018/07/01
Publicized
2018/03/26
Online ISSN
1745-1361
DOI
10.1587/transinf.2017EDP7284
Type of Manuscript
PAPER
Category
Natural Language Processing

Authors

Jianyong DUAN
  North China University of Technology,Beijing Key Laboratory on Integration and Analysis of Large-scale Stream Data
Tianxiao JI
  North China University of Technology,Beijing Key Laboratory on Integration and Analysis of Large-scale Stream Data
Hao WANG
  North China University of Technology,Beijing Key Laboratory on Integration and Analysis of Large-scale Stream Data

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