activity
20222025
most citedSelf-supervised Learning of LiDAR 3D Point Clouds via 2D-3D Neural Calibration

9 citations · 12 across the 6 of their papers we have counts for

collaborators

8 papers

cs.CV2025

Unsupervised Online 3D Instance Segmentation with Synthetic Sequences and Dynamic Loss

Yifan Zhang, Wei Zhang, Chuangxin He +2

Unsupervised online 3D instance segmentation is a fundamental yet challenging task, as it requires maintaining consistent object identities across LiDAR scans without relying on an…

cs.CV2025

Optimizing Multi-Modality Trackers via Significance-Regularized Tuning

Zhiwen Chen, Jinjian Wu, Zhiyu Zhu +3

This paper tackles the critical challenge of optimizing multi-modality trackers by effectively adapting pre-trained models for RGB data. Existing fine-tuning paradigms oscillate be…

cs.CV2025★ 1 cited

Reflectance Prediction-based Knowledge Distillation for Robust 3D Object Detection in Compressed Point Clouds

Hao Jing, Anhong Wang, Yifan Zhang +2

Regarding intelligent transportation systems, low-bitrate transmission via lossy point cloud compression is vital for facilitating real-time collaborative perception among connecte…

cs.CV2024

Is Contrastive Distillation Enough for Learning Comprehensive 3D Representations?

Yifan Zhang, Junhui Hou

Cross-modal contrastive distillation has recently been explored for learning effective 3D representations. However, existing methods focus primarily on modality-shared features, ne…

cs.CV2024

Fine-grained Image-to-LiDAR Contrastive Distillation with Visual Foundation Models

Yifan Zhang, Junhui Hou

Contrastive image-to-LiDAR knowledge transfer, commonly used for learning 3D representations with synchronized images and point clouds, often faces a self-conflict dilemma. This is…

cs.CV2024★ 9 cited

Self-supervised Learning of LiDAR 3D Point Clouds via 2D-3D Neural Calibration

Yifan Zhang, Junhui Hou, Siyu Ren +3

This paper introduces a novel self-supervised learning framework for enhancing 3D perception in autonomous driving scenes. Specifically, our approach, namely NCLR, focuses on 2D-3D…

cs.CV2023

Segment Any Events via Weighted Adaptation of Pivotal Tokens

Zhiwen Chen, Zhiyu Zhu, Yifan Zhang +3

In this paper, we delve into the nuanced challenge of tailoring the Segment Anything Models (SAMs) for integration with event data, with the overarching objective of attaining robu…

cs.CV2022★ 2 cited

A Comprehensive Study of the Robustness for LiDAR-based 3D Object Detectors against Adversarial Attacks

Yifan Zhang, Junhui Hou, Yixuan Yuan

Recent years have witnessed significant advancements in deep learning-based 3D object detection, leading to its widespread adoption in numerous applications. As 3D object detectors…