Title:
MODEL TRAINING AND RISK IDENTIFICATION METHOD, APPARATUS AND DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/093367
Kind Code:
A1
Abstract:
A model training and risk identification method, apparatus and device. The method comprises: extracting an event sequence of a user and screen track information on a single event; extracting, from the screen track information and a serial number of an event, a single-user-event feature for the event; generating an event sequence feature corresponding to the event sequence, so as to reflect related features of a user behavior by means of the event sequence feature; performing model training according to the event sequence feature, so as to obtain an available target model; and performing risk identification on a screen track of the user by using the target model obtained through training.
Inventors:
CHEN TAO (CN)
Application Number:
PCT/CN2020/103976
Publication Date:
May 20, 2021
Filing Date:
July 24, 2020
Export Citation:
Assignee:
ALIPAY HANGZHOU INF TECH CO LTD (CN)
International Classes:
G06K9/62; G06Q30/00
Foreign References:
| CN111047332A | 2020-04-21 | |||
| CN103530540A | 2014-01-22 | |||
| CN106155298A | 2016-11-23 | |||
| CN105991609A | 2016-10-05 | |||
| CN110210227A | 2019-09-06 |
Attorney, Agent or Firm:
BEIJING BESTIPR INTELLECTUAL PROPERTY LAW CORPORATION (CN)
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