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Lei Xiong

2 accepted papers

2024

A versatile informative diffusion model for single-cell ATAC-seq data generation and analysis

NeurIPS 2024poster

The rapid advancement of single-cell ATAC sequencing (scATAC-seq) technologies holds great promise for investigating the heterogeneity of epigenetic landscapes at the cellular level. The amplification process in scATAC-seq experiments often introduces noise due to dropout events, which results in ex…

Cited by 0SourcePDFScholar
2024

iACOS: Advancing Implicit Sentiment Extraction with Informative and Adaptive Negative Examples

NAACL 2024long

Aspect-based sentiment analysis (ABSA) have been extensively studied, but little light has been shed on the quadruple extraction consisting of four fundamental elements: aspects, categories, opinions and sentiments, especially with implicit aspects and opinions. In this paper, we propose a new metho…