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Xiaofeng Mou

7 accepted papers

2026

ADAPTIVE SPEAKER EMBEDDING SELF-AUGMENTATION FOR PERSONAL VOICE ACTIVITY DETECTION WITH SHORT ENROLLMENT SPEECH

ICASSP 2026poster

Personal Voice Activity Detection (PVAD) is crucial for identifying target speaker segments in the mixture, yet its performance heavily depends on the quality of speaker embeddings. A key practical limitation is the short enrollment speech--such as a wake-up word--which provides limited cues. This p…

Cited by 0SourcePDFScholar
2024

Aggregation of Reasoning: A Hierarchical Framework for Enhancing Answer Selection in Large Language Models

COLING 2024main

Recent advancements in Chain-of-Thought prompting have facilitated significant breakthroughs for Large Language Models (LLMs) in complex reasoning tasks. Current research enhances the reasoning performance of LLMs by sampling multiple reasoning chains and ensembling based on the answer frequency. Ho…

2024

EPSD: Early Pruning with Self-Distillation for Efficient Model Compression

AAAI 2024technical

Neural network compression techniques, such as knowledge distillation (KD) and network pruning, have received increasing attention. Recent work `Prune, then Distill' reveals that a pruned student-friendly teacher network can benefit the performance of KD. However, the conventional teacher-student pi…

Cited by 5SourcePDFScholar
2023

ScaleKD: Distilling Scale-Aware Knowledge in Small Object Detector

CVPR 2023poster

Despite the prominent success of general object detection, the performance and efficiency of Small Object Detection (SOD) are still unsatisfactory. Unlike existing works that struggle to balance the trade-off between inference speed and SOD performance, in this paper, we propose a novel Scale-aware…

Cited by 39SourcePDFScholar
2022

Few Clean Instances Help Denoising Distant Supervision

COLING 2022main

Existing distantly supervised relation extractors usually rely on noisy data for both model training and evaluation, which may lead to garbage-in-garbage-out systems. To alleviate the problem, we study whether a small clean dataset could help improve the quality of distantly supervised models. We sh…

2022

Is MultiWOZ a Solved Task? An Interactive TOD Evaluation Framework with User Simulator

EMNLP 2022finding

Task-Oriented Dialogue (TOD) systems are drawing more and more attention in recent studies.Current methods focus on constructing pre-trained models or fine-tuning strategies while the evaluation of TOD is limited by a policy mismatch problem.That is, during evaluation, the user utterances are from t…