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Yuhang Wang

23 accepted papers

2026

C-Evolve: Consensus-based Evolution for Prompt Groups

ICLR 2026poster

Prompt evolution algorithms offer a powerful paradigm for enhancing AI systems based on closed-source models, while few work explores whether aggregating results from multiple prompts to reach a consensus can further advance the system capability boundary. In this paper, we introduce Consensus-Evol…

Cited by 0SourceScholar
2026

Don't Settle Too Early: Self-Reflective Remasking for Diffusion Language Models

ICLR 2026poster

Mask-based Diffusion Language Models (DLMs) struggle to revise incorrect tokens: once a token is generated, it typically remains fixed. The key challenge is to identify potential errors in the inputs. In this paper, we propose Remasking-enabled Diffusion Language Model (RemeDi), a mask-based DLM tha…

Cited by 0SourceScholar
2026

D²PPO: Diffusion Policy Policy Optimization with Dispersive Loss

AAAI 2026technical

Diffusion policies excel at robotic manipulation by naturally modeling multimodal action distributions in high-dimensional spaces. Nevertheless, diffusion policies suffer from diffusion representation collapse: semantically similar observations are mapped to indistinguishable features, ultimately im

Cited by 0SourcePDFScholar
2026

Erase to Improve: Erasable Reinforcement Learning for Search-Augmented LLMs

ICLR 2026poster

While search-augmented large language models (LLMs) exhibit impressive capabilities, their reliability in complex multi-hop reasoning remains limited. This limitation arises from three fundamental challenges: decomposition errors, where tasks are incorrectly broken down; retrieval missing, where key…

Cited by 0SourceScholar
2026

ProOOD: Prototype-Guided Out-of-Distribution 3D Occupancy Prediction

CVPR 2026

3D semantic occupancy prediction is central to autonomous driving, yet current methods are vulnerable to long-tailed class bias and out-of-distribution (OOD) inputs, often overconfidently assigning anomalies to rare classes. We present ProOOD, a lightweight, plug-and-play method that couples prototy

Cited by 0SourcecodeScholar
2026

Search for Truth from Reasoning: A Dynamic Representation Editing Framework for Steering LLM Trajectories

ICML 2026poster

Current approaches to enhance Large Language Model (LLM) reasoning, such as Chain-of-Thought and "Wait" prompts, primarily encourage models to think more, yet often fail to guide them toward Truth. While Representation Editing (RepE) offers a intrinsic control, its application to dynamic reasoning t…

Cited by 0SourceScholar
2026

Toward Reliable Sim-to-Real Predictability for MoE-based Robust Quadrupedal Locomotion

RSS 2026poster

Reinforcement learning has shown strong promise for quadrupedal agile locomotion, even with proprioception-only sensing. In practice, however, sim-to-real gap and reward overfitting in complex terrains can produce policies that fail to transfer, while physical validation remains risky and inefficien…

Cited by 0SourceScholar
2026

Towards Automated Self-Supervised Learning for Truly Unsupervised Graph Anomaly Detection (Abstract Reprint)

AAAI 2026technical

Self-supervised learning (SSL) is an emerging paradigm that exploits supervisory signals generated from the data itself, and many recent studies have leveraged SSL to conduct graph anomaly detection. However, we empirically found that three important factors can substantially impact detection perfor

Cited by 0SourcePDFScholar
2026

Unaligned UAV RGBT Tracking: A Largescale Benchmark and a Novel Approach

AAAI 2026technical

With the rapid development of the low-altitude economy, multimodal visual tracking in UAV scenarios has attracted extensive attention. UAVs are typically equipped with independent visible (RGB) and thermal infrared (TIR) sensors, resulting in an inherent spatial misalignment between the two modaliti

Cited by 0SourcePDFScholar
2025

KG-FPQ: Evaluating Factuality Hallucination in LLMs with Knowledge Graph-based False Premise Questions

COLING 2025main

Recent studies have demonstrated that large language models (LLMs) are susceptible to being misled by false premise questions (FPQs), leading to errors in factual knowledge, known as factuality hallucination. Existing benchmarks that assess this vulnerability primarily rely on manual construction, r…

2025

QueryAttack: Jailbreaking Aligned Large Language Models Using Structured Non-natural Query Language

ACL 2025finding

Recent advances in large language models (LLMs) have demonstrated remarkable potential in the field of natural language processing. Unfortunately, LLMs face significant security and ethical risks. Although techniques such as safety alignment are developed for defense, prior researches reveal the pos…

2025

SlideCoder: Layout-aware RAG-enhanced Hierarchical Slide Generation from Design

EMNLP 2025

Manual slide creation is labor-intensive and requires expert prior knowledge. Existing natural language-based LLM generation methods struggle to capture the visual and structural nuances of slide designs. To address this, we formalize the Reference Image to Slide Generation task and propose Slide2Co

2025

StepSearch: Igniting LLMs Search Ability via Step-Wise Proximal Policy Optimization

EMNLP 2025

Efficient multi-hop reasoning requires Large Language Models (LLMs) based agents to acquire high-value external knowledge iteratively. Previous work has explored reinforcement learning (RL) to train LLMs to perform search-based document retrieval, achieving notable improvements in QA performance, bu

2023

FFF: Fragment-Guided Flexible Fitting for Building Complete Protein Structures

CVPR 2023poster

Cryo-electron microscopy (cryo-EM) is a technique for reconstructing the 3-dimensional (3D) structure of biomolecules (especially large protein complexes and molecular assemblies). As the resolution increases to the near-atomic scale, building protein structures de novo from cryo-EM maps becomes pos…

Cited by 5SourcePDFScholar
2023

Recovering a Molecule's 3D Dynamics from Liquid-phase Electron Microscopy Movies

ICCV 2023poster

The dynamics of biomolecules are crucial for our understanding of their functioning in living systems. However, current 3D imaging techniques, such as cryogenic electron microscopy (cryo-EM), require freezing the sample, which limits the observation of their conformational changes in real time. The…

Cited by 5PDFScholar
2023

Towards Alleviating the Object Bias in Prompt Tuning-based Factual Knowledge Extraction

ACL 2023findings

Many works employed prompt tuning methods to automatically optimize prompt queries and extract the factual knowledge stored in Pre-trained Language Models. In this paper, we observe that the optimized prompts, including discrete prompts and continuous prompts, exhibit undesirable object bias. To han…

2022

Single Loop Gaussian Homotopy Method for Non-convex Optimization

NeurIPS 2022accept

The Gaussian homotopy (GH) method is a popular approach to finding better stationary points for non-convex optimization problems by gradually reducing a parameter value $t$, which changes the problem to be solved from an almost convex one to the original target one. Existing GH-based methods repeate…

Cited by 17SourcePDFScholar
2016

Quantized Convolutional Neural Networks for Mobile Devices

CVPR 2016poster

Recently, convolutional neural networks (CNN) have demonstrated impressive performance in various computer vision tasks. However, high performance hardware is typically indispensable for the application of CNN models due to the high computation complexity, which prohibits their further extensions. I…

Cited by 1586PDFcodeScholar