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Zihan Zhou

50 accepted papers

2026

Automatic Dialectic Jailbreak: A Framework for Generating Effective Jailbreak Strategies

ICLR 2026poster

Large language models (LLMs) can be jailbroken to produce malicious or unethical content with embedded jailbreaking prompts. Unfortunately, current jailbreak attack techniques suffer from adaptability issues due to reliance on the fixed evaluation models and incapability problems of surviving from a…

Cited by 0SourceScholar
2026

CollabBench: Benchmarking and Unleashing Collaborative Ability of LLMs with Diverse Players via Proactive Engagement

ICML 2026poster

While LLM-based agents excel at individual tasks, effective collaboration with realistic human partners remains challenging. Most of the existing conversation-level collaborative studies lack grounded interaction and behavioral execution, motivating the need for cooperative game environments that en…

Cited by 0SourceScholar
2026

DSSA: Dense-Sparse Switchable Attention for Seamless Short-to-Long Adaptation

ICLR 2026poster

Long-sequence processing is a critical capability for modern large language models. However, the self-attention mechanism in the standard Transformer architecture faces severe computational and memory bottlenecks when processing long sequences. While trainable sparse attention methods offer a promis…

Cited by 0SourceScholar
2026

Does FLUX Already Know How to Perform Physically Plausible Image Composition?

ICLR 2026poster

Image composition aims to seamlessly insert a user-specified object into a new scene, but existing models struggle with complex lighting (e.g., accurate shadows, water reflections) and diverse, high-resolution inputs. Modern text-to-image diffusion models (e.g., SD3.5, FLUX) already encode essential…

Cited by 0SourcecodeScholar
2026

DragFlow: Unleashing DiT Priors with Region-Based Supervision for Drag Editing

ICLR 2026poster

Drag-based image editing has long suffered from distortions in the target region, largely because the priors of earlier base models, Stable Diffusion, are insufficient to project optimized latents back onto the natural image manifold. With the shift from UNet-based DDPMs to more scalable DiT with fl…

Cited by 0SourcecodeScholar
2026

Incomplete Data, Complete Dynamics: A Diffusion Approach

ICLR 2026poster

Learning physical dynamics from data is a fundamental challenge in machine learning and scientific modeling. Real-world observational data are inherently incomplete and irregularly sampled, posing significant challenges for existing data-driven approaches. In this work, we propose a principled diffu…

Cited by 0SourceScholar
2026

Light Up Your Face: A Physically Consistent Dataset and Diffusion Model for Face Fill-Light Enhancement

ICML 2026poster

Face fill-light enhancement (FFE) brightens underexposed faces by adding virtual fill light while keeping the original scene illumination and background unchanged. Most face relighting methods aim to reshape overall lighting, which can suppress the input illumination or modify the entire scene, lead…

Cited by 0SourceScholar
2026

Mitigating the Modality Gap in Vision–Language Models with Fractal Spectral Geometry

ICML 2026poster

Vision–language models such as CLIP embed images and text into a shared space, but still suffer from a modality gap, where image and text features cluster separately and nearest neighbors are dominated by same-modality rather than true cross-modal matches. Existing works alleviate the modality gap b…

Cited by 0SourceScholar
2026

Order Matters in Retrosynthesis: Structure-aware Generation via Reaction-Center-Guided Discrete Flow Matching

ICML 2026poster

Template-free retrosynthesis methods treat the task as black-box sequence generation, limiting learning efficiency, while semi-template approaches rely on rigid reaction libraries that constrain generalization. We address this gap with a key insight: atom ordering in neural representations matters. …

Cited by 0SourceScholar
2026

Root Cause Analysis of Failures in Microservices via Bayesian Root Cause Discovery

ICML 2026spotlight

Modern cloud systems rely on architectures with many interconnected microservices, which enable scalability and flexibility but make troubleshooting failures difficult. Identifying the root cause requires navigating complex dependencies, often beyond the capacity of domain experts. Causal models off…

Cited by 0SourceScholar
2026

Structured Multi-step Jailbreaking under a Hamiltonian Generative Formulation

ICML 2026poster

Recent work shows that even safety aligned large language models (LLM) can be pushed into unsafe behavior by carefully crafted jailbreak prompts. Existing jailbreaking attack methods often rely on disfluent or incoherent prompts, which limit their success and make them easy to detect. We introduce S…

Cited by 0SourceScholar
2025

Achieving More with Less: Additive Prompt Tuning for Rehearsal-Free Class-Incremental Learning

ICCV 2025poster

Class-incremental learning (CIL) enables models to learn new classes progressively while preserving knowledge of previously learned ones. Recent advances in this field have shifted towards parameter-efficient fine-tuning techniques, with many approaches building upon the framework that maintains a p…

Cited by 0SourcePDFScholar
2025

Characterization and Learning of Causal Graphs from Hard Interventions

NeurIPS 2025poster

A fundamental challenge in the empirical sciences involves uncovering causal structure through observation and experimentation. Causal discovery entails linking the conditional independence (CI) invariances in observational data to their corresponding graphical constraints via d-separation. In this…

Cited by 0SourceScholar
2025

FlexWorld: Progressively Expanding 3D Scenes for Flexible-View Exploration

NeurIPS 2025poster

Generating flexible-view 3D scenes, including 360° rotation and zooming, from single images is challenging due to a lack of 3D data. To this end, we introduce FlexWorld, a novel framework that progressively constructs a persistent 3D Gaussian splatting representation by synthesizing and integrating…

Cited by 0SourcecodeScholar
2025

Flexible, Efficient, and Stable Adversarial Attacks on Machine Unlearning

ICML 2025poster

Machine unlearning (MU) aims to remove the influence of specific data points from trained models, enhancing compliance with privacy regulations. However, the vulnerability of basic MU models to malicious unlearning requests in adversarial learning environments has been largely overlooked. Existing a…

2025

From 2D CAD Drawings to 3D Parametric Models: A Vision-Language Approach

AAAI 2025technical

In this paper, we present CAD2Program, a new method for reconstructing 3D parametric models from 2D CAD drawings. Our proposed method is inspired by recent successes in vision-language models (VLMs), and departs from traditional methods which rely on task-specific data representations and/or algorit…

2025

LLM×MapReduce: Simplified Long-Sequence Processing using Large Language Models

ACL 2025long

We propose a training-free framework that enables large language models (LLMs) to effectively process long texts, using a divide-and-conquer strategy for comprehensive document understanding.The proposed LLM×MapReduce framework splits the entire document into several chunks for LLMs to read and then…

Cited by 0SourcePDFScholar
2025

Leveraging Spatial Invariance to Boost Adversarial Transferability

ICCV 2025poster

Adversarial examples, crafted with imperceptible perturbations, reveal a significant vulnerability of Deep Neural Networks (DNNs). More critically, the transferability of adversarial examples allows attackers to induce unreasonable predictions without requiring knowledge about the target model. DNNs…

2025

On LLM-Based Scientific Inductive Reasoning Beyond Equations

EMNLP 2025

As large language models (LLMs) increasingly exhibit human-like capabilities, a fundamental question emerges: How can we enable LLMs to learn the underlying patterns from limited examples in entirely novel environments and apply them effectively? This question is central to the ability of LLMs in in

2025

Robust Watermarking Using Generative Priors Against Image Editing: From Benchmarking to Advances

ICLR 2025poster

Current image watermarking methods are vulnerable to advanced image editing techniques enabled by large-scale text-to-image models. These models can distort embedded watermarks during editing, posing significant challenges to copyright protection. In this work, we introduce W-Bench, the first compre…

2025

Self-Correcting Robot Manipulation via Gaussian-Splatted Foresight

AAAI 2025technical

Language-conditioned robotic manipulation in unstructured environments presents significant challenges for intelligent robotic systems. However, due to partial observation or imprecise action prediction, failure may be unavoidable for learned policies. Moreover, operational failures can lead to the…

Cited by 0SourcePDFScholar
2025

SpatialLM: Training Large Language Models for Structured Indoor Modeling

NeurIPS 2025poster

SpatialLM is a large language model designed to process 3D point cloud data and generate structured 3D scene understanding outputs. These outputs include architectural elements like walls, doors, windows, and oriented object boxes with their semantic categories. Unlike previous methods which exploit…

Cited by 0SourceScholar
2025

TEMPO: Temporal Multi-scale Autoregressive Generation of Protein Conformational Ensembles

NeurIPS 2025poster

Understanding the dynamic behavior of proteins is critical to elucidating their functional mechanisms, yet generating realistic, temporally coherent trajectories of protein ensembles remains a significant challenge. In this work, we introduce a novel hierarchical autoregressive framework for modelin…

Cited by 0SourceScholar
2024

MatPlotAgent: Method and Evaluation for LLM-Based Agentic Scientific Data Visualization

ACL 2024findings

Scientific data visualization plays a crucial role in research by enabling the direct display of complex information and assisting researchers in identifying implicit patterns. Despite its importance, the use of Large Language Models (LLMs) for scientific data visualization remains rather unexplored…

2024

SPIRE: Synergistic Planning, Imitation, and Reinforcement Learning for Long-Horizon Manipulation

CoRL 2024poster

Robot learning has proven to be a general and effective technique for programming manipulators. Imitation learning is able to teach robots solely from human demonstrations but is bottlenecked by the capabilities of the demonstrations. Reinforcement learning uses exploration to discover better behavi…

Cited by 1SourceScholar
2024

Sample Efficient Bayesian Learning of Causal Graphs from Interventions

NeurIPS 2024poster

Causal discovery is a fundamental problem with applications spanning various areas in science and engineering. It is well understood that solely using observational data, one can only orient the causal graph up to its Markov equivalence class, necessitating interventional data to learn the complete…

2023

Efficient Continue Training of Temporal Language Model with Structural Information

EMNLP 2023long findings

Current language models are mainly trained on snap-shots of data gathered at a particular time, which decreases their capability to generalize over time and model language change. To model the \textit{time} variable, existing works have explored temporal language models (e.g., TempoBERT) by directl…

Cited by 0SourcecodeScholar
2023

Learning Achievement Structure for Structured Exploration in Domains with Sparse Reward

ICLR 2023poster

We propose Structured Exploration with Achievements (SEA), a multi-stage reinforcement learning algorithm designed for achievement-based environments, a particular type of environment with an internal achievement set. SEA first uses offline data to learn a representation of the known achievements wi…

2023

PlankAssembly: Robust 3D Reconstruction from Three Orthographic Views with Learnt Shape Programs

ICCV 2023poster

In this paper, we develop a new method to automatically convert 2D line drawings from three orthographic views into 3D CAD models. Existing methods for this problem reconstruct 3D models by back-projecting the 2D observations into 3D space while maintaining explicit correspondence between the input…

Cited by 14PDFcodeScholar
2022

Continuously Discovering Novel Strategies via Reward-Switching Policy Optimization

ICLR 2022poster

We present Reward-Switching Policy Optimization (RSPO), a paradigm to discover diverse strategies in complex RL environments by iteratively finding novel policies that are both locally optimal and sufficiently different from existing ones. To encourage the learning policy to consistently converge to…

Cited by 36SourcePDFScholar
2022

End-to-End Graph-Constrained Vectorized Floorplan Generation with Panoptic Refinement

ECCV 2022poster

"The automatic generation of floorplans given user inputs has great potential in architectural design and has recently been explored in the computer vision community. However, the majority of existing methods synthesize floorplans in the format of rasterized images, which are difficult to edit or cu…

Cited by 10SourcePDFScholar
2022

Multivariate Time-Series Forecasting with Temporal Polynomial Graph Neural Networks

NeurIPS 2022accept

Modeling multivariate time series (MTS) is critical in modern intelligent systems. The accurate forecast of MTS data is still challenging due to the complicated latent variable correlation. Recent works apply the Graph Neural Networks (GNNs) to the task, with the basic idea of representing the corre…

Cited by 67SourcePDFScholar
2020

Data-driven Distributed State Estimation and Behavior Modeling in Sensor Networks

IROS 2020poster

Nowadays, the prevalence of sensor networks has enabled tracking of the states of dynamic objects for a wide spectrum of applications from autonomous driving to environmental monitoring and urban planning. However, tracking realworld objects often faces two key challenges: First, due to the limitati…

Cited by 7SourceScholar
2020

Structured3D: A Large Photo-realistic Dataset for Structured 3D Modeling

ECCV 2020poster

Recently, there has been growing interest in developing learning-based methods to detect and utilize salient semi-global or global structures, such as junctions, lines, planes, cuboids, smooth surfaces, and all types of symmetries, for 3D scene modeling and understanding. However, the ground truth a…

2019

Single-Image Piece-Wise Planar 3D Reconstruction via Associative Embedding

CVPR 2019poster

Single-image piece-wise planar 3D reconstruction aims to simultaneously segment plane instances and recover 3D plane parameters from an image. Most recent approaches leverage convolutional neural networks (CNNs) and achieve promising results. However, these methods are limited to detecting a fixed n…

Cited by 127PDFcodeScholar
2018

Learning to Parse Wireframes in Images of Man-Made Environments

CVPR 2018poster

In this paper, we propose a learning-based approach to the task of automatically extracting a "wireframe" representation for images of cluttered man-made environments. The wireframe contains all salient straight lines and their junctions of the scene that encode efficiently and accurately large-scal…

2017

Multi-Scale FCN With Cascaded Instance Aware Segmentation for Arbitrary Oriented Word Spotting in the Wild

CVPR 2017poster

Scene text detection has attracted great attention these years. Text potentially exist in a wide variety of images or videos and play an important role in understanding the scene. In this paper, we present a novel text detection algorithm which is composed of two cascaded steps: (1) a multi-scale…

Cited by 96PDFScholar