Title:
PAYMENT ANOMALY DETECTION
Document Type and Number:
WIPO Patent Application WO/2020/181854
Kind Code:
A1
Abstract:
Disclosed are a payment anomaly detection method and apparatus, a storage medium and an electronic device. The method comprises: respectively acquiring a user account and feature data, in a payment process, of a payment mode bound to the user account, wherein the feature data comprises behavior feature data, consumption feature data and position feature data (S101); calculating, according to the feature data, the similarity between a first node representing the user account and a second node representing the payment mode in a preset topological structure (S102); updating label values of the first node and the second node in the preset topological structure by means of a label propagation algorithm according to the similarity between the nodes (S103); and determining whether the user account has abnormal payment according to the updated label values of the first node and the second node (S104).
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Inventors:
ZHANG ZHENHUA (CN)
FENG MIAO (CN)
FENG MIAO (CN)
Application Number:
PCT/CN2019/124802
Publication Date:
September 17, 2020
Filing Date:
December 12, 2019
Export Citation:
Assignee:
BEIJING SANKUAI ONLINE TECH CO LTD (CN)
International Classes:
G06Q20/38; G06Q20/40
Foreign References:
| CN110020858A | 2019-07-16 | |||
| CN107403311A | 2017-11-28 | |||
| CN108898418A | 2018-11-27 | |||
| CN108108866A | 2018-06-01 | |||
| CN105740667A | 2016-07-06 | |||
| US20130036036A1 | 2013-02-07 |
Attorney, Agent or Firm:
BEIJING MAVAIP INTELLECTUAL PROPERTY LAW FIRM (CN)
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