activity
20192023
most citedText Embeddings by Weakly-Supervised Contrastive Pre-training

123 citations · 495 across the 30 of their papers we have counts for

collaborators

30 papers

cs.CL2023

Investigating the Learning Behaviour of In-context Learning: A Comparison with Supervised Learning

Xindi Wang, Yufei Wang, Can Xu +6

Large language models (LLMs) have shown remarkable capacity for in-context learning (ICL), where learning a new task from just a few training examples is done without being explici…

cs.CL2023★ 84 cited

WizardCoder: Empowering Code Large Language Models with Evol-Instruct

Ziyang Luo, Can Xu, Pu Zhao +7

Code Large Language Models (Code LLMs), such as StarCoder, have demonstrated exceptional performance in code-related tasks. However, most existing models are solely pre-trained on…

cs.CL2023★ 8 cited

Augmented Large Language Models with Parametric Knowledge Guiding

Ziyang Luo, Can Xu, Pu Zhao +5

Large Language Models (LLMs) have significantly advanced natural language processing (NLP) with their impressive language understanding and generation capabilities. However, their…

cs.CL2023★ 1 cited

Synergistic Interplay between Search and Large Language Models for Information Retrieval

Jiazhan Feng, Chongyang Tao, Xiubo Geng +5

Information retrieval (IR) plays a crucial role in locating relevant resources from vast amounts of data, and its applications have evolved from traditional knowledge bases to mode…

cs.CL2023★ 14 cited

Inference with Reference: Lossless Acceleration of Large Language Models

Nan Yang, Tao Ge, Liang Wang +5

We propose LLMA, an LLM accelerator to losslessly speed up Large Language Model (LLM) inference with references. LLMA is motivated by the observation that there are abundant identi…

cs.CL2023★ 4 cited

Large Language Models are Strong Zero-Shot Retriever

Tao Shen, Guodong Long, Xiubo Geng +3

In this work, we propose a simple method that applies a large language model (LLM) to large-scale retrieval in zero-shot scenarios. Our method, the Language language model as Retri…

cs.CL2023★ 109 cited

WizardLM: Empowering large pre-trained language models to follow complex instructions

Can Xu, Qingfeng Sun, Kai Zheng +6

Training large language models (LLMs) with open-domain instruction following data brings colossal success. However, manually creating such instruction data is very time-consuming a…

cs.CV2023★ 1 cited

LexLIP: Lexicon-Bottlenecked Language-Image Pre-Training for Large-Scale Image-Text Retrieval

Ziyang luo, Pu Zhao, Can Xu +6

Image-text retrieval (ITR) is a task to retrieve the relevant images/texts, given the query from another modality. The conventional dense retrieval paradigm relies on encoding imag…

cs.IR2022★ 4 cited

Fine-Grained Distillation for Long Document Retrieval

Yucheng Zhou, Tao Shen, Xiubo Geng +4

Long document retrieval aims to fetch query-relevant documents from a large-scale collection, where knowledge distillation has become de facto to improve a retriever by mimicking a…

cs.CL2022

Adam: Dense Retrieval Distillation with Adaptive Dark Examples

Chongyang Tao, Chang Liu, Tao Shen +4

To improve the performance of the dual-encoder retriever, one effective approach is knowledge distillation from the cross-encoder ranker. Existing works construct the candidate pas…

cs.CL2022★ 123 cited

Text Embeddings by Weakly-Supervised Contrastive Pre-training

Liang Wang, Nan Yang, Xiaolong Huang +5

This paper presents E5, a family of state-of-the-art text embeddings that transfer well to a wide range of tasks. The model is trained in a contrastive manner with weak supervision…

eess.AS2022★ 36 cited

VATLM: Visual-Audio-Text Pre-Training with Unified Masked Prediction for Speech Representation Learning

Qiushi Zhu, Long Zhou, Ziqiang Zhang +7

Although speech is a simple and effective way for humans to communicate with the outside world, a more realistic speech interaction contains multimodal information, e.g., vision, t…

cs.IR2022★ 14 cited

LexMAE: Lexicon-Bottlenecked Pretraining for Large-Scale Retrieval

Tao Shen, Xiubo Geng, Chongyang Tao +5

In large-scale retrieval, the lexicon-weighting paradigm, learning weighted sparse representations in vocabulary space, has shown promising results with high quality and low latenc…

cs.CL2022★ 6 cited

LED: Lexicon-Enlightened Dense Retriever for Large-Scale Retrieval

Kai Zhang, Chongyang Tao, Tao Shen +4

Retrieval models based on dense representations in semantic space have become an indispensable branch for first-stage retrieval. These retrievers benefit from surging advances in r…

cs.IR2022★ 2 cited

Towards Robust Ranker for Text Retrieval

Yucheng Zhou, Tao Shen, Xiubo Geng +5

A ranker plays an indispensable role in the de facto 'retrieval & rerank' pipeline, but its training still lags behind -- learning from moderate negatives or/and serving as an auxi…

cs.LG2022★ 9 cited

Task-Specific Expert Pruning for Sparse Mixture-of-Experts

Tianyu Chen, Shaohan Huang, Yuan Xie +5

The sparse Mixture-of-Experts (MoE) model is powerful for large-scale pre-training and has achieved promising results due to its model capacity. However, with trillions of paramete…

cs.CL2022★ 2 cited

KnowDA: All-in-One Knowledge Mixture Model for Data Augmentation in Low-Resource NLP

Yufei Wang, Jiayi Zheng, Can Xu +4

This paper focuses on the data augmentation for low-resource NLP tasks where the training set is limited. The existing solutions either leverage task-independent heuristic rules (e…

cs.IR2022★ 7 cited

UnifieR: A Unified Retriever for Large-Scale Retrieval

Tao Shen, Xiubo Geng, Chongyang Tao +4

Large-scale retrieval is to recall relevant documents from a huge collection given a query. It relies on representation learning to embed documents and queries into a common semant…

cs.CL2022

Stylized Knowledge-Grounded Dialogue Generation via Disentangled Template Rewriting

Qingfeng Sun, Can Xu, Huang Hu +6

Current Knowledge-Grounded Dialogue Generation (KDG) models specialize in producing rational and factual responses. However, to establish long-term relationships with users, the KD…

cs.IR2022

FORCE: A Framework of Rule-Based Conversational Recommender System

Jun Quan, Ze Wei, Qiang Gan +11

The conversational recommender systems (CRSs) have received extensive attention in recent years. However, most of the existing works focus on various deep learning models, which ar…

cs.CL2022★ 1 cited

PromDA: Prompt-based Data Augmentation for Low-Resource NLU Tasks

Yufei Wang, Can Xu, Qingfeng Sun +4

This paper focuses on the Data Augmentation for low-resource Natural Language Understanding (NLU) tasks. We propose Prompt-based D}ata Augmentation model (PromDA) which only trains…

cs.CL2022★ 1 cited

TegTok: Augmenting Text Generation via Task-specific and Open-world Knowledge

Chao-Hong Tan, Jia-Chen Gu, Chongyang Tao +5

Generating natural and informative texts has been a long-standing problem in NLP. Much effort has been dedicated into incorporating pre-trained language models (PLMs) with various…

cs.CL2022

HeterMPC: A Heterogeneous Graph Neural Network for Response Generation in Multi-Party Conversations

Jia-Chen Gu, Chao-Hong Tan, Chongyang Tao +4

Recently, various response generation models for two-party conversations have achieved impressive improvements, but less effort has been paid to multi-party conversations (MPCs) wh…

cs.CL2022★ 1 cited

ClarET: Pre-training a Correlation-Aware Context-To-Event Transformer for Event-Centric Generation and Classification

Yucheng Zhou, Tao Shen, Xiubo Geng +2

Generating new events given context with correlated ones plays a crucial role in many event-centric reasoning tasks. Existing works either limit their scope to specific scenarios o…