activity
20202026
most citedA Comprehensive Survey on Data Augmentation

20 citations · 103 across the 37 of their papers we have counts for

collaborators

38 papers

cs.LG2026

scLLM-DSC: LLM-Knowledge Enhanced Cross-Modal Deep Structural Clustering for Single-Cell RNA Sequencing

Ping Xu, Pengjiang Li, Tian Du +6

Clustering is fundamental to scRNA-seq analysis, serving as a cornerstone for identifying cell populations and resolving tissue heterogeneity. However, existing methods focus on mi…

q-bio.GN2025

scCluBench: Comprehensive Benchmarking of Clustering Algorithms for Single-Cell RNA Sequencing

Ping Xu, Zaitian Wang, Zhirui Wang +5

Cell clustering is crucial for uncovering cellular heterogeneity in single-cell RNA sequencing (scRNA-seq) data by identifying cell types and marker genes. Despite its importance,…

cs.AI2025

Zero-Shot Human Mobility Forecasting via Large Language Model with Hierarchical Reasoning

Wenyao Li, Ran Zhang, Pengyang Wang +2

Human mobility forecasting is important for applications such as transportation planning, urban management, and personalized recommendations. However, existing methods often fail t…

q-bio.GN2025

scUnified: An AI-Ready Standardized Resource for Single-Cell RNA Sequencing Analysis

Ping Xu, Zaitian Wang, Zhirui Wang +7

Single-cell RNA sequencing (scRNA-seq) technology enables systematic delineation of cellular states and interactions, providing crucial insights into cellular heterogeneity. Buildi…

cs.CL2025★ 1 cited

SciTopic: Enhancing Topic Discovery in Scientific Literature through Advanced LLM

Pengjiang Li, Zaitian Wang, Xinhao Zhang +4

Topic discovery in scientific literature provides valuable insights for researchers to identify emerging trends and explore new avenues for investigation, facilitating easier scien…

cs.LG2025

Soft Graph Clustering for single-cell RNA Sequencing Data

Ping Xu, Pengfei Wang, Zhiyuan Ning +3

Clustering analysis is fundamental in single-cell RNA sequencing (scRNA-seq) data analysis for elucidating cellular heterogeneity and diversity. Recent graph-based scRNA-seq cluste…

cs.LG2025

Rethinking Graph Contrastive Learning through Relative Similarity Preservation

Zhiyuan Ning, Pengfei Wang, Ziyue Qiao +2

Graph contrastive learning (GCL) has achieved remarkable success by following the computer vision paradigm of preserving absolute similarity between augmented views. However, this…

q-bio.GN2025

scSiameseClu: A Siamese Clustering Framework for Interpreting single-cell RNA Sequencing Data

Ping Xu, Zhiyuan Ning, Pengjiang Li +5

Single-cell RNA sequencing (scRNA-seq) reveals cell heterogeneity, with cell clustering playing a key role in identifying cell types and marker genes. Recent advances, especially g…

cs.LG2025

Deep Cut-informed Graph Embedding and Clustering

Zhiyuan Ning, Zaitian Wang, Ran Zhang +8

Graph clustering aims to divide the graph into different clusters. The recently emerging deep graph clustering approaches are largely built on graph neural networks (GNN). However,…

cs.LG2025

FastFT: Accelerating Reinforced Feature Transformation via Advanced Exploration Strategies

Tianqi He, Xiaohan Huang, Yi Du +6

Feature Transformation is crucial for classic machine learning that aims to generate feature combinations to enhance the performance of downstream tasks from a data-centric perspec…

cs.CL2025★ 9 cited

Diversity-oriented Data Augmentation with Large Language Models

Zaitian Wang, Jinghan Zhang, Xinhao Zhang +3

Data augmentation is an essential technique in natural language processing (NLP) for enriching training datasets by generating diverse samples. This process is crucial for improvin…

q-bio.GN2025

Knowledge-Guided Biomarker Identification for Label-Free Single-Cell RNA-Seq Data: A Reinforcement Learning Perspective

Meng Xiao, Weiliang Zhang, Xiaohan Huang +4

Gene panel selection aims to identify the most informative genomic biomarkers in label-free genomic datasets. Traditional approaches, which rely on domain expertise, embedded machi…

cs.AI2024★ 1 cited

Enhanced Gene Selection in Single-Cell Genomics: Pre-Filtering Synergy and Reinforced Optimization

Weiliang Zhang, Zhen Meng, Dongjie Wang +4

Recent advancements in single-cell genomics necessitate precision in gene panel selection to interpret complex biological data effectively. Those methods aim to streamline the anal…

cs.LG2024★ 1 cited

Enhancing Tabular Data Optimization with a Flexible Graph-based Reinforced Exploration Strategy

Xiaohan Huang, Dongjie Wang, Zhiyuan Ning +6

Tabular data optimization methods aim to automatically find an optimal feature transformation process that generates high-value features and improves the performance of downstream…

cs.LG2024★ 11 cited

Dynamic and Adaptive Feature Generation with LLM

Xinhao Zhang, Jinghan Zhang, Banafsheh Rekabdar +3

The representation of feature space is a crucial environment where data points get vectorized and embedded for subsequent modeling. Thus the efficacy of machine learning (ML) algor…

cs.LG2024

Unsupervised Generative Feature Transformation via Graph Contrastive Pre-training and Multi-objective Fine-tuning

Wangyang Ying, Dongjie Wang, Xuanming Hu +3

Feature transformation is to derive a new feature set from original features to augment the AI power of data. In many science domains such as material performance screening, while…

cs.LG2024★ 20 cited

A Comprehensive Survey on Data Augmentation

Zaitian Wang, Pengfei Wang, Kunpeng Liu +6

Data augmentation is a series of techniques that generate high-quality artificial data by manipulating existing data samples. By leveraging data augmentation techniques, AI models…

cs.LG2024★ 2 cited

FedGCS: A Generative Framework for Efficient Client Selection in Federated Learning via Gradient-based Optimization

Zhiyuan Ning, Chunlin Tian, Meng Xiao +5

Federated Learning faces significant challenges in statistical and system heterogeneity, along with high energy consumption, necessitating efficient client selection strategies. Tr…

cs.LG2024

scCDCG: Efficient Deep Structural Clustering for single-cell RNA-seq via Deep Cut-informed Graph Embedding

Ping Xu, Zhiyuan Ning, Meng Xiao +4

Single-cell RNA sequencing (scRNA-seq) is essential for unraveling cellular heterogeneity and diversity, offering invaluable insights for bioinformatics advancements. Despite its p…

cs.LG2024★ 1 cited

Unveiling Delay Effects in Traffic Forecasting: A Perspective from Spatial-Temporal Delay Differential Equations

Qingqing Long, Zheng Fang, Chen Fang +3

Traffic flow forecasting is a fundamental research issue for transportation planning and management, which serves as a canonical and typical example of spatial-temporal predictions…

q-bio.GN2024

scInterpreter: Training Large Language Models to Interpret scRNA-seq Data for Cell Type Annotation

Cong Li, Meng Xiao, Pengfei Wang +3

Despite the inherent limitations of existing Large Language Models in directly reading and interpreting single-cell omics data, they demonstrate significant potential and flexibili…

cs.CE2024

DEWP: Deep Expansion Learning for Wind Power Forecasting

Wei Fan, Yanjie Fu, Shun Zheng +3

Wind is one kind of high-efficient, environmentally-friendly and cost-effective energy source. Wind power, as one of the largest renewable energy in the world, has been playing a m…

cs.CL2023

Resolving the Imbalance Issue in Hierarchical Disciplinary Topic Inference via LLM-based Data Augmentation

Xunxin Cai, Meng Xiao, Zhiyuan Ning +1

In addressing the imbalanced issue of data within the realm of Natural Language Processing, text data augmentation methods have emerged as pivotal solutions. This data imbalance is…

cs.LG2023★ 4 cited

Reinforcement-Enhanced Autoregressive Feature Transformation: Gradient-steered Search in Continuous Space for Postfix Expressions

Dongjie Wang, Meng Xiao, Min Wu +3

Feature transformation aims to generate new pattern-discriminative feature space from original features to improve downstream machine learning (ML) task performances. However, the…