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Huiqiong Wang

8 accepted papers

2026

SHARP-Q: Spectral Hessian Alignment and Rectification for Post-training Quantization

ICML 2026poster

Post-training quantization (PTQ) suffers from severe accuracy degradation in ultra-low-bit regimes. To address this challenge, we propose SHARP-Q, a unified framework grounded in Information Geometry that aligns the quantization objective with the intrinsic Fisher geometry. Following a "Rectify-then…

Cited by 0SourceScholar
2025

From Characters to Subwords: Modeling Unit Conversion for Low-resource Speech Recognition

ICASSP 2025accepted

Multilingual automatic speech recognition (ASR) models greatly facilitate recognizing low-resource languages by sharing representations across similar languages. However, the commonly adopted modeling units, e.g., character-level modeling, lack language-specific information, resulting in a susceptib…

Cited by 0SourceScholar
2025

Training Data Provenance Verification: Did Your Model Use Synthetic Data from My Generative Model for Training?

CVPR 2025poster

High-quality open-source text-to-image models have lowered the threshold for obtaining photorealistic images significantly, but also face potential risks of misuse. Specifically, suspects may use synthetic data generated by these generative models to train models for specific tasks without permissio…

2024

LG-CAV: Train Any Concept Activation Vector with Language Guidance

NeurIPS 2024poster

Concept activation vector (CAV) has attracted broad research interest in explainable AI, by elegantly attributing model predictions to specific concepts. However, the training of CAV often necessitates a large number of high-quality images, which are expensive to curate and thus limited to a predefi…

2024

Training-Free Pretrained Model Merging

CVPR 2024poster

Recently model merging techniques have surfaced as a solution to combine multiple single-talent models into a single multi-talent model. However previous endeavors in this field have either necessitated additional training or fine-tuning processes or require that the models possess the same pre-trai…

2022

Comparison Knowledge Translation for Generalizable Image Classification

IJCAI 2022poster

Deep learning has recently achieved remarkable performance in image classification tasks, which depends heavily on massive annotation. However, the classification mechanism of existing deep learning models seems to contrast to humans' recognition mechanism. With only a glance at an image of the obje…