Xujun Peng

2 accepted papers

2024

COLORFLOW: A Conditional Normalizing Flow for Image Colorization

ICASSP 2024accepted

Image colorization is an ill-posed task, as objects within grayscale images can correspond to multiple colors, motivating researchers to establish a one-to-many relationship between objects and colors. Previous work mostly could only create an insufficient deterministic relationship. Normalizing flo…

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2024

Leveraging LLMs for Dialogue Quality Measurement

Jinghan Jia, Abi Komma, Timothy Leffel, Xujun Peng, Ajay Nagesh, Tamer Soliman +2

NAACL 2024industry

In task-oriented conversational AI evaluation, unsupervised methods poorly correlate with human judgments, and supervised approaches lack generalization. Recent advances in large language models (LLMs) show robust zero- and few-shot capabilities across NLP tasks. Our paper explores using LLMs for au…

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