Search Results for author: Ruohong Zhang

Found 11 papers, 7 papers with code

Direct Preference Optimization of Video Large Multimodal Models from Language Model Reward

1 code implementation1 Apr 2024 Ruohong Zhang, Liangke Gui, Zhiqing Sun, Yihao Feng, Keyang Xu, Yuanhan Zhang, Di Fu, Chunyuan Li, Alexander Hauptmann, Yonatan Bisk, Yiming Yang

Preference modeling techniques, such as direct preference optimization (DPO), has shown effective in enhancing the generalization abilities of large language model (LLM).

Instruction Following Language Modelling +3

A Self-enhancement Approach for Domain-specific Chatbot Training via Knowledge Mining and Digest

no code implementations17 Nov 2023 Ruohong Zhang, Luyu Gao, Chen Zheng, Zhen Fan, Guokun Lai, Zheng Zhang, Fangzhou Ai, Yiming Yang, Hongxia Yang

This paper introduces a novel approach to enhance LLMs by effectively extracting the relevant knowledge from domain-specific textual sources, and the adaptive training of a chatbot with domain-specific inquiries.

Chatbot Text Generation

SOTOPIA: Interactive Evaluation for Social Intelligence in Language Agents

1 code implementation18 Oct 2023 Xuhui Zhou, Hao Zhu, Leena Mathur, Ruohong Zhang, Haofei Yu, Zhengyang Qi, Louis-Philippe Morency, Yonatan Bisk, Daniel Fried, Graham Neubig, Maarten Sap

We present SOTOPIA, an open-ended environment to simulate complex social interactions between artificial agents and evaluate their social intelligence.

PESCO: Prompt-enhanced Self Contrastive Learning for Zero-shot Text Classification

no code implementations24 May 2023 Yau-Shian Wang, Ta-Chung Chi, Ruohong Zhang, Yiming Yang

We present PESCO, a novel contrastive learning framework that substantially improves the performance of zero-shot text classification.

Contrastive Learning text-classification +3

Generation-driven Contrastive Self-training for Zero-shot Text Classification with Instruction-following LLM

1 code implementation24 Apr 2023 Ruohong Zhang, Yau-Shian Wang, Yiming Yang

To overcome these limitations, we introduce a novel method, namely GenCo, which leverages the strong generative power of LLMs to assist in training a smaller and more adaptable language model.

Instruction Following Language Modelling +5

Long-tailed Extreme Multi-label Text Classification with Generated Pseudo Label Descriptions

no code implementations2 Apr 2022 Ruohong Zhang, Yau-Shian Wang, Yiming Yang, Donghan Yu, Tom Vu, Likun Lei

Extreme Multi-label Text Classification (XMTC) has been a tough challenge in machine learning research and applications due to the sheer sizes of the label spaces and the severe data scarce problem associated with the long tail of rare labels in highly skewed distributions.

Multi Label Text Classification Multi-Label Text Classification +3

Exploiting Local and Global Features in Transformer-based Extreme Multi-label Text Classification

no code implementations2 Apr 2022 Ruohong Zhang, Yau-Shian Wang, Yiming Yang, Tom Vu, Likun Lei

Extreme multi-label text classification (XMTC) is the task of tagging each document with the relevant labels from a very large space of predefined categories.

Multi Label Text Classification Multi-Label Text Classification +1

Knowledge Embedding Based Graph Convolutional Network

1 code implementation12 Jun 2020 Donghan Yu, Yiming Yang, Ruohong Zhang, Yuexin Wu

Recently, a considerable literature has grown up around the theme of Graph Convolutional Network (GCN).

Knowledge Graph Embedding Knowledge Graphs +1

Graph-Revised Convolutional Network

4 code implementations17 Nov 2019 Donghan Yu, Ruohong Zhang, Zhengbao Jiang, Yuexin Wu, Yiming Yang

Graph Convolutional Networks (GCNs) have received increasing attention in the machine learning community for effectively leveraging both the content features of nodes and the linkage patterns across graphs in various applications.

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