Papers › Any-Shot Sequential Anomaly Detection in Surveillance Videos

Any-Shot Sequential Anomaly Detection in Surveillance Videos

5 Apr 2020arXiv:2004.02072archive 2025-07-28

Keval Doshi, Yasin Yilmaz

Anomaly detection in surveillance videos has been recently gaining attention. Even though the performance of state-of-the-art methods on publicly available data sets has been competitive, they demand a massive amount of training data. Also, they lack a concrete approach for continuously updating the trained model once new data is available. Furthermore, online decision making is an important but mostly neglected factor in this domain. Motivated by these research gaps, we propose an online anomaly detection method for surveillance videos using transfer learning and any-shot learning, which in turn significantly reduces the training complexity and provides a mechanism that can detect anomalies using only a few labeled nominal examples. Our proposed algorithm leverages the feature extraction power of neural network-based models for transfer learning and the any-shot learning capability of statistical detection methods.

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Tasks

Anomaly DetectionAnomaly Detection In Surveillance VideosDecision MakingTransfer Learning

Results from the paper archive 2025-07-28

TaskDatasetModelMetricValueRank at snapshotLeaderboardReport
Anomaly Detection CUHK Avenue Any-Shot Sequential AUC 86.4% #27 of 35 Archive leaderboard report
Anomaly Detection ShanghaiTech Any-Shot Sequential AUC 71.6% #28 of 31 Archive leaderboard report

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