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Zheyang Li

8 accepted papers

2025

1+1>2: A Synergistic Sparse and Low-Rank Compression Method for Large Language Models

EMNLP 2025

Large Language Models (LLMs) have demonstrated remarkable proficiency in language comprehension and generation; however, their widespread adoption is constrained by substantial bandwidth and computational demands. While pruning and low-rank approximation have each demonstrated promising performance

2024

Exploiting Depth Priors for Few-Shot Neural Radiance Field Reconstruction

RA-L 2024

The performance of neural radiance field technologies deteriorates rapidly when sparse views are used as input. In this paper, we propose a simulated viewpoint enhancement for surface reconstruction that extracts diverse geometric features from the depth to address this limitation. We design a novel

Cited by 0SourceScholar
2023

Bit-Shrinking: Limiting Instantaneous Sharpness for Improving Post-Training Quantization

CVPR 2023poster

Post-training quantization (PTQ) is an effective compression method to reduce the model size and computational cost. However, quantizing a model into a low-bit one, e.g., lower than 4, is difficult and often results in nonnegligible performance degradation. To address this, we investigate the loss l…

Cited by 21SourcePDFScholar
2023

Bridging Cross-task Protocol Inconsistency for Distillation in Dense Object Detection

ICCV 2023poster

Knowledge distillation (KD) has shown potential for learning compact models in dense object detection. However, the commonly used softmax-based distillation ignores the absolute classification scores for individual categories. Thus, the optimum of the distillation loss does not necessarily lead to t…

Cited by 31PDFcodeScholar
2023

Language Adaptive Weight Generation for Multi-Task Visual Grounding

CVPR 2023poster

Although the impressive performance in visual grounding, the prevailing approaches usually exploit the visual backbone in a passive way, i.e., the visual backbone extracts features with fixed weights without expression-related hints. The passive perception may lead to mismatches (e.g., redundant and…

2023

Learning Symmetry-Aware Geometry Correspondences for 6D Object Pose Estimation

ICCV 2023poster

Current 6D pose estimation methods focus on handling objects that are previously trained, which limits their applications in real dynamic world. To this end, we propose a geometry correspondence-based framework, termed GCPose, to estimate 6D pose of arbitrary unseen objects without any re-training.…

Cited by 20PDFcodeScholar
2022

SAViT: Structure-Aware Vision Transformer Pruning via Collaborative Optimization

NeurIPS 2022accept

Vision Transformers (ViTs) yield impressive performance across various vision tasks. However, heavy computation and memory footprint make them inaccessible for edge devices. Previous works apply importance criteria determined independently by each individual component to prune ViTs. Considering that…

2018

Extreme Network Compression via Filter Group Approximation

ECCV 2018poster

In this paper we propose a novel decomposition method based on filter group approximation, which can significantly reduce the redundancy of deep convolutional neural networks (CNNs) while maintaining the majority of feature representation. Unlike other low-rank decomposition algorithms which operate…

Cited by 82SourcePDFScholar