Search Results for author: Aoqian Zhang

Found 2 papers, 1 papers with code

Learning Individual Models for Imputation (Technical Report)

no code implementations7 Apr 2020 Aoqian Zhang, Shaoxu Song, Yu Sun, Jian-Min Wang

We propose to adaptively learn individual models over various number l of neighbors for different complete tuples.


Time Series Data Cleaning: From Anomaly Detection to Anomaly Repairing

1 code implementation Proceedings of the VLDB Endowment 2017 Aoqian Zhang, Shaoxu Song, Jian-Min Wang, Philip S. Yu

Instead of simply discarding anomalies, we propose to (iteratively) repair them in time series data, by creatively bonding the beauty of temporal nature in anomaly detection with the widely considered minimum change principle in data repairing.

Anomaly Detection Time Series +1

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