Design of a Highly Robust Regression Rule Mining Algorithm for Time Series Data
摘要
Time series data, widely used in industrial and scientific domains, often contain noise such as outliers and missing values, which degrade rule mining performance. To address this, we propose a robust regression rule mining algorithm tailored for time series data. We introduce Approximate Conditional Regression Rules (ACRR), which relax strict rule constraints to uncover approximate attribute relationships. The algorithm combines predicate-based condition generation with linear regression validation, and incorporates modules for outlier detection and iterative missing value imputation. Experiments on real-world datasets demonstrate that our method effectively discovers meaningful rules and maintains robustness in noisy environments.