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Boyu Liu

6 accepted papers

2026

FAIR-Calib: Frontier-Aware Instability-Reweighted Calibration for Post-Training Quantization of Diffusion Large Language Models

ICML 2026poster

Diffusion Large Language Models (dLLMs) refine tokens iteratively but commit them irreversibly, leading to a "stability lag" where early decisions remain fragile even after being written. We reveal that Post-Training Quantization (PTQ) error easily flips these borderline decisions at the write front…

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2026

SURGE: Surrogate Gradient Adaptation in Binary Neural Networks

ICML 2026poster

The training of Binary Neural Networks (BNNs) is fundamentally based on gradient approximation for non-differentiable binarization operations (e.g., sign function). However, prevailing methods including the Straight-Through Estimator (STE) and its improved variants, rely on hand-crafted designs that…

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2025

Efficient Low-Bit Quantization with Adaptive Scales for Multi-Task Co-Training

ICLR 2025poster

Co-training can achieve parameter-efficient multi-task models but remains unexplored for quantization-aware training. Our investigation shows that directly introducing co-training into existing quantization-aware training (QAT) methods results in significant performance degradation. Our experimental…

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2024

Neural Field Classifiers via Target Encoding and Classification Loss

ICLR 2024poster

Neural field methods have seen great progress in various long-standing tasks in computer vision and computer graphics, including novel view synthesis and geometry reconstruction. As existing neural field methods try to predict some coordinate-based continuous target values, such as RGB for Neural Ra…

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2024

UV-IDM: Identity-Conditioned Latent Diffusion Model for Face UV-Texture Generation

CVPR 2024poster

3D face reconstruction aims at generating high-fidelity 3D face shapes and textures from single-view or multi-view images. However current prevailing facial texture generation methods generally suffer from low-quality texture identity information loss and inadequate handling of occlusions. To solve…

2022

FNeVR: Neural Volume Rendering for Face Animation

NeurIPS 2022accept

Face animation, one of the hottest topics in computer vision, has achieved a promising performance with the help of generative models. However, it remains a critical challenge to generate identity preserving and photo-realistic images due to the sophisticated motion deformation and complex facial de…