![]() ![]() Similarity between fixed described two texts;If the first Hamming distance of the second predetermined object be unsatisfactory for the 3rd preparatory condition or Second Hamming distance of the second predetermined object meets the 4th preparatory condition, then true according to the second Hamming distance of the second predetermined object ![]() Similarity between described two texts;Or if the second predetermined object the first Hamming distance meet the 3rd preparatory condition and Object and the 3rd predetermined object, and when not including the first predetermined object, determined according to the second Hamming distance of the second predetermined object Include the second predetermined object and not including the first predetermined object in the predetermined object, or, including second make a reservation for Similarity, and/or, the similarity between described two texts is determined according to the term vector similarity of the 3rd predetermined object. The 4th preparatory condition is unsatisfactory for, then is determined according to the splicing character string similarity of the first predetermined object between described two texts The term vector similarity of elephant is unsatisfactory for the second preparatory condition, and the first Hamming distance of the second predetermined object meets the 3rd preparatory conditionĪnd second predetermined object the second Hamming distance meet the 4th preparatory condition, then according to the second Hamming distance of the second predetermined objectĭetermine the similarity between described two texts;If the term vector similarity of the first predetermined object is unsatisfactory for the second preparatory condition,Īnd second first Hamming distance of predetermined object be unsatisfactory for the second Hamming distance of the 3rd preparatory condition or the second predetermined object Then determine that the similarity between described two texts is equal to the term vector similarity of first predetermined object;If first predetermined pair When the second predetermined object and three predetermined objects, if the term vector similarity of the first predetermined object meets the second preparatory condition, Include the first predetermined object and the second predetermined object in the predetermined object, or, including the first predetermined object, Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by Alibaba Group Holding Ltd filed Critical Alibaba Group Holding Ltd Priority to CN201610578843.9A priority Critical patent/CN107644010B/en Publication of CN107644010A publication Critical patent/CN107644010A/en Application granted granted Critical Publication of CN107644010B publication Critical patent/CN107644010B/en Status Active legal-status Critical Current Anticipated expiration legal-status Critical Links Original Assignee Alibaba Group Holding Ltd Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) ( en Inventor 刘力华 Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Granted Application number CN201610578843.9A Other languages Chinese ( zh) ![]() Google Patents A kind of Text similarity computing method and deviceĭownload PDF Info Publication number CN107644010A CN107644010A CN201610578843.9A CN201610578843A CN107644010A CN 107644010 A CN107644010 A CN 107644010A CN 201610578843 A CN201610578843 A CN 201610578843A CN 107644010 A CN107644010 A CN 107644010A Authority CN China Prior art keywords text similarity texts predetermined object hamming distance Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents CN107644010A - A kind of Text similarity computing method and device CN107644010A - A kind of Text similarity computing method and device ![]()
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