[HN Gopher] Show HN: Higher Order Sketch-Based Graph Anomaly Det...
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Show HN: Higher Order Sketch-Based Graph Anomaly Detection
Author : siddharthb_
Score : 39 points
Date : 2021-06-18 10:56 UTC (2 days ago)
(HTM) web link (github.com)
(TXT) w3m dump (github.com)
| siddharthb_ wrote:
| Existing streaming graph anomaly detection methods only detect
| edge or subgraph anomalies. We extend count-min sketch to higher-
| order preserving the dense subgraph structure & detect both. Our
| approach is the first streaming method that uses dense subgraph
| search to detect graph anomalies in constant memory and time.
| Preprint of the paper is at https://arxiv.org/pdf/2106.04486.pdf
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(page generated 2021-06-20 23:01 UTC)