activity
20192025
most citedGlyce: Glyph-vectors for Chinese Character Representations

147 citations · 1k across the 56 of their papers we have counts for

collaborators

57 papers

cs.LG2025

CUDA-L2: Surpassing cuBLAS Performance for Matrix Multiplication through Reinforcement Learning

Songqiao Su, Xiaoya Li, Albert Wang +3

In this paper, we propose CUDA-L2, a system that combines large language models (LLMs) and reinforcement learning (RL) to automatically optimize Half-precision General Matrix Multi…

cs.LG2025

CRINN: Contrastive Reinforcement Learning for Approximate Nearest Neighbor Search

Xiaoya Li, Albert Wang, Guoyin Wang +2

Approximate nearest-neighbor search (ANNS) algorithms have become increasingly critical for recent AI applications, particularly in retrieval-augmented generation (RAG) and agent-b…

cs.AI2025★ 1 cited

CUDA-L1: Improving CUDA Optimization via Contrastive Reinforcement Learning

Xiaoya Li, Albert Wang, Guoyin Wang +2

The exponential growth in demand for GPU computing resources has created an urgent need for automated CUDA optimization strategies. While recent advances in LLMs show promise for c…

cs.CV2025

FaceID-6M: A Large-Scale, Open-Source FaceID Customization Dataset

Shuhe Wang, Xiaoya Li, Jiwei Li +8

Due to the data-driven nature of current face identity (FaceID) customization methods, all state-of-the-art models rely on large-scale datasets containing millions of high-quality…

cs.CV2025

Turn That Frown Upside Down: FaceID Customization via Cross-Training Data

Shuhe Wang, Xiaoya Li, Xiaofei Sun +4

Existing face identity (FaceID) customization methods perform well but are limited to generating identical faces as the input, while in real-world applications, users often desire…

cs.LG2024

FedCFA: Alleviating Simpson's Paradox in Model Aggregation with Counterfactual Federated Learning

Zhonghua Jiang, Jimin Xu, Shengyu Zhang +5

Federated learning (FL) is a promising technology for data privacy and distributed optimization, but it suffers from data imbalance and heterogeneity among clients. Existing FL met…

cs.CL2024★ 7 cited

Reinforcement Learning Enhanced LLMs: A Survey

Shuhe Wang, Shengyu Zhang, Jie Zhang +7

Reinforcement learning (RL) enhanced large language models (LLMs), particularly exemplified by DeepSeek-R1, have exhibited outstanding performance. Despite the effectiveness in imp…

cs.LG2024

Packing Analysis: Packing Is More Appropriate for Large Models or Datasets in Supervised Fine-tuning

Shuhe Wang, Guoyin Wang, Yizhong Wang +3

Packing, initially utilized in the pre-training phase, is an optimization technique designed to maximize hardware resource efficiency by combining different training sequences to f…

cs.CL2023★ 1 cited

Sim-GPT: Text Similarity via GPT Annotated Data

Shuhe Wang, Beiming Cao, Shengyu Zhang +5

Due to the lack of a large collection of high-quality labeled sentence pairs with textual similarity scores, existing approaches for Semantic Textual Similarity (STS) mostly rely o…

cs.CL2023★ 12 cited

Sentiment Analysis through LLM Negotiations

Xiaofei Sun, Xiaoya Li, Shengyu Zhang +5

A standard paradigm for sentiment analysis is to rely on a singular LLM and makes the decision in a single round under the framework of in-context learning. This framework suffers…

cs.CL2023★ 101 cited

Instruction Tuning for Large Language Models: A Survey

Shengyu Zhang, Linfeng Dong, Xiaoya Li +8

This paper surveys research works in the quickly advancing field of instruction tuning (IT), which can also be referred to as supervised fine-tuning (SFT)\footnote{In this paper, u…

cs.CL2023★ 10 cited

Pushing the Limits of ChatGPT on NLP Tasks

Xiaofei Sun, Linfeng Dong, Xiaoya Li +8

Despite the success of ChatGPT, its performances on most NLP tasks are still well below the supervised baselines. In this work, we looked into the causes, and discovered that its s…

cs.CL2023★ 14 cited

Text Classification via Large Language Models

Xiaofei Sun, Xiaoya Li, Jiwei Li +4

Despite the remarkable success of large-scale Language Models (LLMs) such as GPT-3, their performances still significantly underperform fine-tuned models in the task of text classi…

cs.CL2023★ 146 cited

GPT-NER: Named Entity Recognition via Large Language Models

Shuhe Wang, Xiaofei Sun, Xiaoya Li +5

Despite the fact that large-scale Language Models (LLM) have achieved SOTA performances on a variety of NLP tasks, its performance on NER is still significantly below supervised ba…

cs.CL2023★ 2 cited

Backdoor Attacks with Input-unique Triggers in NLP

Xukun Zhou, Jiwei Li, Tianwei Zhang +3

Backdoor attack aims at inducing neural models to make incorrect predictions for poison data while keeping predictions on the clean dataset unchanged, which creates a considerable…

cs.CL2022

GNN-SL: Sequence Labeling Based on Nearest Examples via GNN

Shuhe Wang, Yuxian Meng, Rongbin Ouyang +4

To better handle long-tail cases in the sequence labeling (SL) task, in this work, we introduce graph neural networks sequence labeling (GNN-SL), which augments the vanilla SL mode…

cs.CL2022★ 11 cited

NN-NER: Named Entity Recognition with Nearest Neighbor Search

Shuhe Wang, Xiaoya Li, Yuxian Meng +4

Inspired by recent advances in retrieval augmented methods in NLP~\citep{khandelwal2019generalization,khandelwal2020nearest,meng2021gnn}, in this paper, we introduce a nearest…

cs.CL2021★ 9 cited

Faster Nearest Neighbor Machine Translation

Shuhe Wang, Jiwei Li, Yuxian Meng +5

NN based neural machine translation (NN-MT) has achieved state-of-the-art results in a variety of MT tasks. One significant shortcoming of NN-MT lies in its inefficiency i…

cs.LG2021★ 3 cited

A General Framework for Defending Against Backdoor Attacks via Influence Graph

Xiaofei Sun, Jiwei Li, Xiaoya Li +5

In this work, we propose a new and general framework to defend against backdoor attacks, inspired by the fact that attack triggers usually follow a \textsc{specific} type of attack…

cs.CL2021★ 6 cited

Triggerless Backdoor Attack for NLP Tasks with Clean Labels

Leilei Gan, Jiwei Li, Tianwei Zhang +6

Backdoor attacks pose a new threat to NLP models. A standard strategy to construct poisoned data in backdoor attacks is to insert triggers (e.g., rare words) into selected sentence…

cs.CL2021★ 25 cited

Interpreting Deep Learning Models in Natural Language Processing: A Review

Xiaofei Sun, Diyi Yang, Xiaoya Li +6

Neural network models have achieved state-of-the-art performances in a wide range of natural language processing (NLP) tasks. However, a long-standing criticism against neural netw…

cs.CL2021★ 33 cited

BadPre: Task-agnostic Backdoor Attacks to Pre-trained NLP Foundation Models

Kangjie Chen, Yuxian Meng, Xiaofei Sun +4

Pre-trained Natural Language Processing (NLP) models can be easily adapted to a variety of downstream language tasks. This significantly accelerates the development of language mod…

cs.CL2021★ 18 cited

GNN-LM: Language Modeling based on Global Contexts via GNN

Yuxian Meng, Shi Zong, Xiaoya Li +4

Inspired by the notion that ``{\it to copy is easier than to memorize}``, in this work, we introduce GNN-LM, which extends the vanilla neural language model (LM) by allowing to ref…

cs.CL2021★ 5 cited

OpenViDial 2.0: A Larger-Scale, Open-Domain Dialogue Generation Dataset with Visual Contexts

Shuhe Wang, Yuxian Meng, Xiaoya Li +3

In order to better simulate the real human conversation process, models need to generate dialogue utterances based on not only preceding textual contexts but also visual contexts.…