Chen Xu

FinChain: A Symbolic Benchmark for Verifiable Chain-of-Thought Financial Reasoning ACL 2026 All That Glisters Is Not Gold: A Benchmark for Reference-Free Counterfactual Financial Misinformation Detection ACL 2026 PUPPET: Neural-Symbolic Standardized Patients for Mental Health ACL 2026 Your Reasoning Model Knows What Counts: Self-Guided Chain-of-Thought Pruning for Efficient Reasoning ACL 2026 WaveEx: Accelerating Flow Matching-based Speech Generation via Wavelet-guided Extrapolation AAAI 2026 Collapsing Sequence-Level Data-Policy Coverage via Poisoning Attack in Offline Reinforcement Learning UAI 2025 Can We Detect Failures Without Failure Data? Uncertainty-Aware Runtime Failure Detection for Imitation Learning Policies RSS 2025 A Federated Framework for LLM-based Recommendation NAACL 2025 RWKVQuant: Quantizing the RWKV Family with Proxy Guided Hybrid of Scalar and Vector Quantization ICML 2025 Global Optimization with a Power-Transformed Objective and Gaussian Smoothing ICML 2025 Bridging Jensen Gap for Max-Min Group Fairness Optimization in Recommendation ICLR 2025 Kernel-based Optimally Weighted Conformal Time-Series Prediction ICLR 2025 Q-PRM: Adaptive Query Rewriting for Retrieval-Augmented Generation via Step-level Process Supervision EMNLP 2025 Triad: Empowering LMM-based Anomaly Detection with Expert-guided Region-of-Interest Tokenizer and Manufacturing Process ICCV 2025 Computing high-dimensional optimal transport by flow neural networks AISTATS 2025 Training Language Models to Critique With Multi-agent Feedback EMNLP 2025 Enhancing Speech Large Language Models with Prompt-Aware Mixture of Audio Encoders EMNLP 2025 Discriminative Score Suppression for Weakly Supervised Video Anomaly Detection WACV 2025 PolyVoice: Language Models for Speech to Speech Translation ICLR 2024 CriticEval: Evaluating Large-scale Language Model as Critic NIPS 2024 Resfusion: Denoising Diffusion Probabilistic Models for Image Restoration Based on Prior Residual Noise NIPS 2024 Beyond Traditional Threats: A Persistent Backdoor Attack on Federated Learning AAAI 2024 Revisiting Interpolation Augmentation for Speech-to-Text Generation ACL 2024 Accelerating Image Generation with Sub-path Linear Approximation Model ECCV 2024 A Study of Implicit Ranking Unfairness in Large Language Models EMNLP 2024 Conformal prediction for multi-dimensional time series by ellipsoidal sets ICML 2024 Recent Advances in End-to-End Simultaneous Speech Translation IJCAI 2024 Information Magnitude Based Dynamic Sub-sampling for Speech-to-text INTERSPEECH 2023 The NiuTrans End-to-End Speech Translation System for IWSLT23 English-to-Chinese Offline Task ACL 2023 Bridging the Gap between Pre-Training and Fine-Tuning for Commonsense Generation EACL 2023 Bridging the Granularity Gap for Acoustic Modeling ACL 2023 Exploring Data Geometry for Continual Learning CVPR 2023 Normalizing flow neural networks by JKO scheme NIPS 2023 Modality Adaption or Regularization? A Case Study on End-to-End Speech Translation ACL 2023 CTC-based Non-autoregressive Speech Translation ACL 2023 Sequential Predictive Conformal Inference for Time Series ICML 2023 Recent Advances in Direct Speech-to-text Translation IJCAI 2023 Rethinking and Improving Multi-task Learning for End-to-end Speech Translation EMNLP 2023 A Generative Approach for Script Event Prediction via Contrastive Fine-Tuning AAAI 2023 Improving End-to-End Speech Translation by Leveraging Auxiliary Speech and Text Data AAAI 2023 Learnable Irrelevant Modality Dropout for Multimodal Action Recognition on Modality-Specific Annotated Videos CVPR 2022 Semantic Sentence Matching via Interacting Syntax Graphs COLING 2022 The NiuTrans’s Submission to the IWSLT22 English-to-Chinese Offline Speech Translation Task ACL 2022 Stacked Acoustic-and-Textual Encoding: Integrating the Pre-trained Models into Speech Translation Encoders ACL 2021 Conformal prediction interval for dynamic time-series ICML 2021 The NiuTrans End-to-End Speech Translation System for IWSLT 2021 Offline Task IJCNLP 2021 Change or Not: A Simple Approach for Plug and Play Language Models on Sentiment Control AAAI 2021 The NiuTrans End-to-End Speech Translation System for IWSLT 2021 Offline Task ACL 2021 Stacked Acoustic-and-Textual Encoding: Integrating the Pre-trained Models into Speech Translation Encoders IJCNLP 2021 Robust Gradient-Based Markov Subsampling AAAI 2020 The NiuTrans System for the WMT20 Quality Estimation Shared Task EMNLP 2020 Dynamic Curriculum Learning for Low-Resource Neural Machine Translation COLING 2020 Predictive inference is free with the jackknife+-after-bootstrap NIPS 2020 MMA Regularization: Decorrelating Weights of Neural Networks by Maximizing the Minimal Angles NIPS 2020 Multi-task Additive Models for Robust Estimation and Automatic Structure Discovery NIPS 2020 Distributed Feature Screening via Componentwise Debiasing JMLR 2020 Wasserstein Distance Regularized Sequence Representation for Text Matching in Asymmetrical Domains EMNLP 2020 PR Product: A Substitute for Inner Product in Neural Networks ICCV 2019 The NiuTrans Machine Translation Systems for WMT19 ACL 2019 Alternating Multi-bit Quantization for Recurrent Neural Networks ICLR 2018