Patent · US Active

Item recommendation method based on importance of item in conversation session and system thereof

US12333589B2 · kind B2 · utility

0Cited by

1References

7Claims

0Family size

Assignee

NATIONAL UNIVERSITY OF DEFENSE TECHNOLOGY · CN

Inventors

Fei Cai · Nanhu, CN
Wanyu Chen · Hunan, CN
Zhiqiang Pan · Hunan, CN
Chengyu Song · Hunan, CN
Yitong Wang · Nanhu, CN
Yanxiang Ling · Hunan, CN
Xin Zhang · Beijing, CN
Honghui Chen · Hunan, CN

Key dates

Filing date	Mar 14, 2022
Grant date	Jun 17, 2025
Priority date	—
Expiry date	Nov 2, 2043

Classification

Technology area (CPC G)Physics
CPC primaryG06N3/08
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

The present disclosure provides an item recommendation method and system based on importance of item in a conversation session and a system thereof. In the present disclosure, an importance extracting module extracts an importance of each item in the conversation session, and then a long-term preference of a user is obtained in combination with the importance and the corresponding item, and then a preference of the user is obtained accurately in combination with a current interest and the long-term preference of the user, and finally item recommendation is performed according to the preference of the user. In this way, the accuracy of the item recommendation is improved.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.