Abstract: Human Action Recognition (HAR) involves the recognition of human activities using sensor data. However, existing methods face difficulty with varying viewpoints and occlusion, which reduces ...

As an important category of clustering methods, subspace clustering algorithms have arisen particular attention during the last decade. Most subspace clustering algorithms are designed by first ...

Aggregate functions help turn large datasets into simple summaries used across many fields. GROUP BY and HAVING allow structured grouping and filtering of data for clearer reports. Functions like ...