Error correction model training method, search word error correction method, equipment and medium

An error correction model and training method technology, applied in the field of search word error correction, can solve the problems of poor retrieval quality, no retrieval results, and inability to return, and achieve the effect of improving the accuracy of error correction, avoiding retrieval quality, and reducing false injury rate.

Pending Publication Date: 2022-04-26
TENCENT MUSIC ENTERTAINMENT TECH SHENZHEN CO LTD
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Problems solved by technology

It can be seen that there is a strong correlation between the search results and the search terms. If the user enters a wrong search term in the search box due to a hand error or other reasons, the search result returned by the search engine is the search result of the wrong search term. , if the user enters the wrong search term in the search box, the search engine cannot return results that meet the user's search intention at all, resulting in poor search quality or even no search results

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  • Error correction model training method, search word error correction method, equipment and medium
  • Error correction model training method, search word error correction method, equipment and medium
  • Error correction model training method, search word error correction method, equipment and medium

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Embodiment Construction

[0032] At present, the existing error correction technology solutions include statistical machine translation, Electra model, Soft-masked bert error correction model, etc. Among them, statistical machine translation is a method with better performance in the current non-limited field of machine translation, and statistical machine translation The basic idea is to build a statistical translation model by statistically analyzing a large number of parallel corpora, and then use this model for translation; the Electra model is composed of a generator and a discriminator, similar to GAN (Generative Adversarial Networks, Generative Adversarial Networks). The generator is responsible for generating "wrong" sentences, and the discriminator is responsible for detecting which tokens have been replaced in the output of the generator. Although the discriminator of the Electra model can detect errors, the design of the model is not for error correction, but for extracting better feature re...

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Abstract

The invention discloses an error correction model training method, in the scheme, an initial error correction model can be trained through a search word before error correction and a search word after error correction in target training data, and in the training process, a predicted search word is determined through an attention module, a coverage rate module and a gating module in the model. The final error correction model is obtained after training, and the error correction model is trained in this way, so that the error correction accuracy of the model can be improved, and the accidental injury rate of the model can be reduced; the invention further provides a search word error correction method, according to the scheme, error correction can be conducted on the original search word by means of the trained final error correction model, and the situation that the search quality is reduced due to errors existing in the original search word is avoided; the invention further discloses an electronic device and a storage medium which can also achieve the above technical effects.

Description

technical field [0001] The present application relates to the technical field of search word error correction, and more specifically, to a training method of an error correction model, a search word error correction method, equipment and media. Background technique [0002] Currently, users can obtain corresponding search results from the Internet through search engines. For example, users input search terms through the search box of the search engine, and the search engine searches the Internet for search results corresponding to the search terms and returns them to the user for viewing. It can be seen that there is a strong correlation between the search results and the search terms. If the user enters a wrong search term in the search box due to a hand error or other reasons, the search result returned by the search engine is the search result of the wrong search term. , if the user enters the wrong search term in the search box, the search engine cannot return results th...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F40/232G06F40/216G06F16/9532
CPCG06F40/232G06F40/216G06F16/9532
Inventor 吴上权
Owner TENCENT MUSIC ENTERTAINMENT TECH SHENZHEN CO LTD
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