4 papers
Validation-Induced Shapley Shifts: How Validation Structure Distorts Data Valuation
Yinan Shen, Ziao Yang, Hongfu Liu
Shapley values are widely used to attribute value to training data based on their marginal contribution to performance on a validation set. Existing practice often assumes these va…
Revisit, Extend, and Enhance Hessian-Free Influence Functions
Ziao Yang, Han Yue, Jian Chen +1
Influence functions serve as crucial tools for assessing sample influence in model interpretation, subset training set selection, noisy label detection, and more. By employing the…
Recontextualizing Famous Quotes for Brand Slogan Generation
Ziao Yang, Zizhang Chen, Lei Zhang +1
Slogans are concise and memorable catchphrases that play a crucial role in advertising by conveying brand identity and shaping public perception. However, advertising fatigue reduc…
Layer-Aware Influence for Online Data Valuation Estimation
Ziao Yang, Longbo Huang, Hongfu Liu
Data-centric learning emphasizes curating high-quality training samples to boost performance rather than designing new architectures. A central problem is to estimate the influence…