Search Results for author: Zijian Wu

Found 26 papers, 15 papers with code

On Reasoning Strength Planning in Large Reasoning Models

1 code implementation10 Jun 2025 Leheng Sheng, An Zhang, Zijian Wu, Weixiang Zhao, Changshuo Shen, Yi Zhang, Xiang Wang, Tat-Seng Chua

We then uncover that LRMs encode this reasoning strength through a pre-allocated directional vector embedded in the activations of the model, where the vector's magnitude modulates the reasoning strength.

SynthRL: Scaling Visual Reasoning with Verifiable Data Synthesis

no code implementations2 Jun 2025 Zijian Wu, Jinjie Ni, Xiangyan Liu, Zichen Liu, Hang Yan, Michael Qizhe Shieh

Vision-language models (VLMs) trained via reinforcement learning with verifiable reward (RLVR) have shown notable progress in scaling test-time compute effectively.

8k Math +1

ChartGalaxy: A Dataset for Infographic Chart Understanding and Generation

3 code implementations24 May 2025 Zhen Li, Yukai Guo, Duan Li, Xinyuan Guo, Bowen Li, Lanxi Xiao, Shenyu Qiao, Jiashu Chen, Zijian Wu, HUI ZHANG, Xinhuan Shu, Shixia Liu

We showcase the utility of this dataset through: 1) improving infographic chart understanding via fine-tuning, 2) benchmarking code generation for infographic charts, and 3) enabling example-based infographic chart generation.

Benchmarking Chart Understanding +2

Oral Imaging for Malocclusion Issues Assessments: OMNI Dataset, Deep Learning Baselines and Benchmarking

1 code implementation21 May 2025 Pujun Xue, Junyi Ge, Xiaotong Jiang, Siyang Song, Zijian Wu, Yupeng Huo, Weicheng Xie, Linlin Shen, Xiaoqin Zhou, Xiaofeng Liu, Min Gu

Malocclusion is a major challenge in orthodontics, and its complex presentation and diverse clinical manifestations make accurate localization and diagnosis particularly important.

Benchmarking Diagnostic

CKMDiff: A Generative Diffusion Model for CKM Construction via Inverse Problems with Learned Priors

no code implementations24 Apr 2025 Shen Fu, Yong Zeng, Zijian Wu, Di wu, Shi Jin, Cheng-Xiang Wang, Xiqi Gao

One fundamental problem for CKM-enabled wireless systems lies in how to construct high-quality and complete CKM for all locations of interest, based on only limited and noisy on-site channel knowledge data.

Data Augmentation Denoising +2

NoisyRollout: Reinforcing Visual Reasoning with Data Augmentation

1 code implementation17 Apr 2025 Xiangyan Liu, Jinjie Ni, Zijian Wu, Chao Du, Longxu Dou, Haonan Wang, Tianyu Pang, Michael Qizhe Shieh

Recent advances in reinforcement learning (RL) have strengthened the reasoning capabilities of vision-language models (VLMs).

Data Augmentation Diversity +3

CKMImageNet: A Dataset for AI-Based Channel Knowledge Map Towards Environment-Aware Communication and Sensing

no code implementations14 Apr 2025 Zijian Wu, Di wu, Shen Fu, Yuelong Qiu, Yong Zeng

With the increasing demand for real-time channel state information (CSI) in sixth-generation (6G) mobile communication networks, channel knowledge map (CKM) emerges as a promising technique, offering a site-specific database that enables environment-awareness and significantly enhances communication and sensing performance by leveraging a priori wireless channel knowledge.

ToolTipNet: A Segmentation-Driven Deep Learning Baseline for Surgical Instrument Tip Detection

no code implementations13 Apr 2025 Zijian Wu, Shuojue Yang, Yueming Jin, Septimiu E Salcudean

Surgical instrument segmentation becomes relatively easy due to the emergence of the Segmentation Foundation Model, i. e., Segment Anything.

Position Segmentation

SurgPose: a Dataset for Articulated Robotic Surgical Tool Pose Estimation and Tracking

no code implementations17 Feb 2025 Zijian Wu, Adam Schmidt, Randy Moore, Haoying Zhou, Alexandre Banks, Peter Kazanzides, Septimiu E. Salcudean

Driven by this limitation, we collected a dataset, dubbed SurgPose, providing instance-aware semantic keypoints and skeletons for visual surgical tool pose estimation and tracking.

Pose Estimation Stereo Matching

Generative CKM Construction using Partially Observed Data with Diffusion Model

1 code implementation19 Dec 2024 Shen Fu, Zijian Wu, Di wu, Yong Zeng

Channel knowledge map (CKM) is a promising technique that enables environment-aware wireless networks by utilizing location-specific channel prior information to improve communication and sensing performance.

Benchmarking

FunGrasp: Functional Grasping for Diverse Dexterous Hands

no code implementations24 Nov 2024 Linyi Huang, HUI ZHANG, Zijian Wu, Sammy Christen, Jie Song

In our experiments, we demonstrate that our system enables diverse functional grasping of unseen objects using single RGBD images, and can be successfully deployed across various dexterous robot hands.

FATE: Full-head Gaussian Avatar with Textural Editing from Monocular Video

no code implementations CVPR 2025 Jiawei Zhang, Zijian Wu, Zhiyang Liang, Yicheng Gong, Dongfang Hu, Yao Yao, Xun Cao, Hao Zhu

To the best of our knowledge, FATE is the first animatable and 360$^\circ$ full-head monocular reconstruction method for a 3D head avatar.

Attribute Monocular Reconstruction

A-MFST: Adaptive Multi-Flow Sparse Tracker for Real-Time Tissue Tracking Under Occlusion

no code implementations25 Oct 2024 Yuxin Chen, Zijian Wu, Adam Schmidt, Septimiu E. Salcudean

Methods: We use the Segment Anything Model2 (SAM2) to detect and mask occlusions by surgical tools, and we develop and integrate into SENDD an Adaptive Multi-Flow Sparse Tracker (A-MFST) with forward-backward consistency metrics, to enhance occlusion and uncertainty estimation.

Occlusion Handling Point Tracking

LEAN-GitHub: Compiling GitHub LEAN repositories for a versatile LEAN prover

1 code implementation24 Jul 2024 Zijian Wu, Jiayu Wang, Dahua Lin, Kai Chen

To address this issue, we propose LEAN-GitHub, a dataset consisting of large-scale formal data extracted from almost all Lean 4 repositories on GitHub.

Automated Theorem Proving Math +1

Evolving Subnetwork Training for Large Language Models

no code implementations11 Jun 2024 Hanqi Li, Lu Chen, Da Ma, Zijian Wu, Su Zhu, Kai Yu

In this paper, inspired by the redundancy in the parameters of large language models, we propose a novel training paradigm: Evolving Subnetwork Training (EST).

Language Modeling Language Modelling +1

Lean Workbook: A large-scale Lean problem set formalized from natural language math problems

1 code implementation6 Jun 2024 Huaiyuan Ying, Zijian Wu, Yihan Geng, Jiayu Wang, Dahua Lin, Kai Chen

Our results indicate that the synthetic data pipeline can provide useful training data and improve the performance of LLMs in translating and understanding complex mathematical problems and proofs.

Automated Theorem Proving Math

Augmenting Efficient Real-time Surgical Instrument Segmentation in Video with Point Tracking and Segment Anything

1 code implementation12 Mar 2024 Zijian Wu, Adam Schmidt, Peter Kazanzides, Septimiu E. Salcudean

Inspired by this progress, we present a novel framework that combines an online point tracker with a lightweight SAM model that is fine-tuned for surgical instrument segmentation.

Point Tracking Segmentation +4

InternLM-Math: Open Math Large Language Models Toward Verifiable Reasoning

1 code implementation9 Feb 2024 Huaiyuan Ying, Shuo Zhang, Linyang Li, Zhejian Zhou, Yunfan Shao, Zhaoye Fei, Yichuan Ma, Jiawei Hong, Kuikun Liu, Ziyi Wang, Yudong Wang, Zijian Wu, Shuaibin Li, Fengzhe Zhou, Hongwei Liu, Songyang Zhang, Wenwei Zhang, Hang Yan, Xipeng Qiu, Jiayu Wang, Kai Chen, Dahua Lin

We further explore how to use LEAN to solve math problems and study its performance under the setting of multi-task learning which shows the possibility of using LEAN as a unified platform for solving and proving in math.

Data Augmentation GSM8K +3

Domain Separation Graph Neural Networks for Saliency Object Ranking

1 code implementation CVPR 2024 Zijian Wu, Jun Lu, Jing Han, Lianfa Bai, Yi Zhang, Zhuang Zhao, Siyang Song

Then we propose a Shape-Texture Graph Domain Separation (STGDS) module to separate the task-relevant and irrelevant information of target objects by explicitly modelling the relationship between each pair of objects in terms of their shapes and textures respectively.

Graph Neural Network

SCTc-TE: A Comprehensive Formulation and Benchmark for Temporal Event Forecasting

1 code implementation2 Dec 2023 Yunshan Ma, Chenchen Ye, Zijian Wu, Xiang Wang, Yixin Cao, Liang Pang, Tat-Seng Chua

Temporal complex event forecasting aims to predict the future events given the observed events from history.

Articles

Context-aware Event Forecasting via Graph Disentanglement

1 code implementation12 Aug 2023 Yunshan Ma, Chenchen Ye, Zijian Wu, Xiang Wang, Yixin Cao, Tat-Seng Chua

The task of event forecasting aims to model the relational and temporal patterns based on historical events and makes forecasting to what will happen in the future.

Disentanglement Link Prediction

HyperCI: A Higher Order Collective Influence Measure for Hypernetwork Dismantling

no code implementations10 Mar 2021 Dengcheng Yan, Zijian Wu, Yiwen Zhang

However, conventional network dismantling approaches focus on simple network which models only pairwise interaction between nodes while groupwise interactions among arbitrary number of nodes are ubiquitous in networked systems like integrated circuits.

Social and Information Networks Physics and Society

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