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Yifei Wu

7 accepted papers

2024

Adaptive Reinforcement Tuning Language Models as Hard Data Generators for Sentence Representation

COLING 2024main

Sentence representation learning is a fundamental task in NLP. Existing methods use contrastive learning (CL) to learn effective sentence representations, which benefit from high-quality contrastive data but require extensive human annotation. Large language models (LLMs) like ChatGPT and GPT4 can a…

2024

PrPSeg: Universal Proposition Learning for Panoramic Renal Pathology Segmentation

CVPR 2024poster

Understanding the anatomy of renal pathology is crucial for advancing disease diagnostics treatment evaluation and clinical research. The complex kidney system comprises various components across multiple levels including regions (cortex medulla) functional units (glomeruli tubules) and cells (podoc…

Cited by 9SourcePDFScholar
2023

Predictive Skim: Contrastive Predictive Coding for Low-Latency Online Speech Separation

ICASSP 2023accepted

In online speech separation, there is a trade-off between inherent latency and speech separation performance. When processing the current input audio, looking ahead to more future context usually brings better speech separation performance but increases the algorithm latency, and vice versa. In the…

Cited by 0SourceScholar
2022

The Sjtu System For Multimodal Information Based Speech Processing Challenge 2021

ICASSP 2022accepted

This paper describes the SJTU system for ICASSP Multi-modal Information based Speech Processing Challenge (MISP) 2021. To solve the speech recognition problem in real complex environments where time-synchronized near- and far-field signals are available for training an enhancement frontend. We build…

Cited by 0SourceScholar
2022

Time-Domain Audio-Visual Speech Separation on Low Quality Videos

ICASSP 2022accepted

Incorporating visual information is a promising approach to improve the performance of speech separation. Many related works have been conducted and provide inspiring results. However, low quality videos appear commonly in real scenarios, which may significantly degrade the performance of normal aud…

Cited by 0SourceScholar