Author

Qin-Wu Xu

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#machine learning Preprint Jan 2024

Efficient Constrained Graph Search for Post-hoc Error Correction in Binary Classifiers

The algorithm is applied on top of a Support Vector Machine (SVM) model for a binary classification problem on whether a person is fit or unfit and significantly improves TP and reduces FP of the SVM results.

Qin-Wu Xu · 0 citations

#machine learning Preprint Jan 2024

Damped Gauss Newton Search for Multi Metric Hyperparameter Optimization

The results support trajectory-based secant sensitivity as an evaluation-efficient local optimization mechanism complementary to global black-box HPO.

Qin-Wu Xu, Zhang Ge, Yi-Fan Jiang · 1 citation