Chinese legal question answering system based on intention recognition and twin network

Abstract

The invention discloses a Chinese legal question answering system based on intention recognition and a twin network. The system includes crawler obtaining original corpus data and an established anti-anti-crawler mechanism, the crawler obtaining original corpus data are connected to label establishment, and the label establishment is connected to label correction and a legal question and answer database; the established anti-anti-crawler mechanism is set to be connected with UA camouflage, a dynamic IP and a use agent, and the crawler obtaining original corpus data 1 is set to be as follows: acquiring legal question and answer pair data in the Internet through the crawler, cleaning and screening to form legal question answering original corpora, calculating the similarity between the new question of the user and the questions in the corpus by calculating the cosine similarity, and returning the answer corresponding to the question with the highest similarity is to serve as the final answer of the legal question of the user. In answer matching, text representation intention recognition is carried out on legal questions through a bert pre-training model, and the legal questions are classified through a TextRCNN network to realize intention recognition on the legal questions.

Description

technical field [0001] The invention belongs to the technical field of related question answering systems, and in particular relates to a Chinese legal question answering system based on intention recognition and a twin network. Background technique [0002] The development of society is inseparable from the checks and balances of the law, and this era is an era of the rule of law. With the acceleration of the pace of the rule of law society and the continuous development of artificial intelligence, digital intelligent and efficient legal services have become the needs of the people. In recent years, with the development of deep learning, legal intelligence is also in full swing. The Supreme People's Court and the Supreme People's Procuratorate have put forward plans for the construction of "smart courts" and "smart prosecutorial services", aiming to promote the deep integration of legal personnel's needs and software program design. The legal intelligent question answerin...

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to provide a Chinese legal question answering system based on intent recognition and twin networks, to solve the problems that most of the existing question answering systems proposed in the above background technology are in the form of chatting or dialogue, and lack professional applications in specific fields.

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