papers

Publications (11)

cs.CV2025

DEEM: Diffusion Models Serve as the Eyes of Large Language Models for Image Perception

Run Luo, Yunshui Li, Longze Chen +9

The development of large language models (LLMs) has significantly advanced the emergence of large multimodal models (LMMs). While LMMs have achieved tremendous success by promoting…

cs.CL2023

VDialogUE: A Unified Evaluation Benchmark for Visually-grounded Dialogue

Yunshui Li, Binyuan Hui, Zhaochao Yin +6

Visually-grounded dialog systems, which integrate multiple modes of communication such as text and visual inputs, have become an increasingly popular area of investigation. However…

cs.CL2022

GALAXY: A Generative Pre-trained Model for Task-Oriented Dialog with Semi-Supervised Learning and Explicit Policy Injection

Wanwei He, Yinpei Dai, Yinhe Zheng +9

Pre-trained models have proved to be powerful in enhancing task-oriented dialog systems. However, current pre-training methods mainly focus on enhancing dialog understanding and ge…

cs.CL2021

A Template-guided Hybrid Pointer Network for Knowledge-basedTask-oriented Dialogue Systems

Dingmin Wang, Ziyao Chen, Wanwei He +3

Most existing neural network based task-oriented dialogue systems follow encoder-decoder paradigm, where the decoder purely depends on the source texts to generate a sequence of wo…

cs.CL2022

SPACE-2: Tree-Structured Semi-Supervised Contrastive Pre-training for Task-Oriented Dialog Understanding

Wanwei He, Yinpei Dai, Binyuan Hui +6

Pre-training methods with contrastive learning objectives have shown remarkable success in dialog understanding tasks. However, current contrastive learning solely considers the se…

cs.CV2025

GUI-R1 : A Generalist R1-Style Vision-Language Action Model For GUI Agents

Run Luo, Lu Wang, Wanwei He +3

Existing efforts in building Graphical User Interface (GUI) agents largely rely on the training paradigm of supervised fine-tuning on Large Vision-Language Models (LVLMs). However,…

cs.CL2026

Implicit Actor Critic Coupling via a Supervised Learning Framework for RLVR

Jiaming Li, Longze Chen, Ze Gong +5

Recent advances in Reinforcement Learning with Verifiable Rewards (RLVR) have empowered large language models (LLMs) to tackle challenging reasoning tasks such as mathematics and p…

cs.CL2024

Unifying Structured Data as Graph for Data-to-Text Pre-Training

Shujie Li, Liang Li, Ruiying Geng +8

Data-to-text (D2T) generation aims to transform structured data into natural language text. Data-to-text pre-training has proved to be powerful in enhancing D2T generation and yiel…

cs.CL2022

CGoDial: A Large-Scale Benchmark for Chinese Goal-oriented Dialog Evaluation

Yinpei Dai, Wanwei He, Bowen Li +5

Practical dialog systems need to deal with various knowledge sources, noisy user expressions, and the shortage of annotated data. To better solve the above problems, we propose CGo…

cs.CL2022

SPACE-3: Unified Dialog Model Pre-training for Task-Oriented Dialog Understanding and Generation

Wanwei He, Yinpei Dai, Min Yang +4

Recently, pre-training methods have shown remarkable success in task-oriented dialog (TOD) systems. However, most existing pre-trained models for TOD focus on either dialog underst…

cs.CL2024

Long Context is Not Long at All: A Prospector of Long-Dependency Data for Large Language Models

Longze Chen, Ziqiang Liu, Wanwei He +3

Long-context modeling capabilities are important for large language models (LLMs) in various applications. However, directly training LLMs with long context windows is insufficient…