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Chih-Ming Chen

3 accepted papers

2022

On the Use of Unrealistic Predictions in Hundreds of Papers Evaluating Graph Representations

AAAI 2022technical

Prediction using the ground truth sounds like an oxymoron in machine learning. However, such an unrealistic setting was used in hundreds, if not thousands of papers in the area of finding graph representations. To evaluate the multi-label problem of node classification by using the obtained represen…

2020

Skewness Ranking Optimization for Personalized Recommendation

UAI 2020poster

In this paper, we propose a novel optimization criterion that leverages features of the skew normal distribution to better model the problem of personalized recommendation. Specifically, the developed criterion borrows the concept and the flexibility of the skew normal distribution, based on which t…