Search Results for author: Wenjun Peng

Found 5 papers, 3 papers with code

Large Language Models for Generative Information Extraction: A Survey

1 code implementation29 Dec 2023 Derong Xu, Wei Chen, Wenjun Peng, Chao Zhang, Tong Xu, Xiangyu Zhao, Xian Wu, Yefeng Zheng, Enhong Chen

Information extraction (IE) aims to extract structural knowledge (such as entities, relations, and events) from plain natural language texts.

Large Language Model based Long-tail Query Rewriting in Taobao Search

no code implementations7 Nov 2023 Wenjun Peng, Guiyang Li, Yue Jiang, Zilong Wang, Dan Ou, Xiaoyi Zeng, Derong Xu, Tong Xu, Enhong Chen

In the realm of e-commerce search, the significance of semantic matching cannot be overstated, as it directly impacts both user experience and company revenue.

Contrastive Learning Language Modelling +2

Are You Copying My Model? Protecting the Copyright of Large Language Models for EaaS via Backdoor Watermark

1 code implementation17 May 2023 Wenjun Peng, Jingwei Yi, Fangzhao Wu, Shangxi Wu, Bin Zhu, Lingjuan Lyu, Binxing Jiao, Tong Xu, Guangzhong Sun, Xing Xie

Companies have begun to offer Embedding as a Service (EaaS) based on these LLMs, which can benefit various natural language processing (NLP) tasks for customers.

Model extraction

IHGNN: Interactive Hypergraph Neural Network for Personalized Product Search

1 code implementation10 Feb 2022 Dian Cheng, Jiawei Chen, Wenjun Peng, Wenqin Ye, Fuyu Lv, Tao Zhuang, Xiaoyi Zeng, Xiangnan He

On this basis, we develop a specific interactive hypergraph neural network to explicitly encode the structure information (i. e., collaborative signal) into the embedding process.

Representation Learning

Rethinking Convolutional Features in Correlation Filter Based Tracking

no code implementations30 Dec 2019 Fang Liang, Wenjun Peng, Qinghao Liu, Haijin Wang

In this paper, we revisit a hierarchical deep feature-based visual tracker and found that both the performance and efficiency of the deep tracker are limited by the poor feature quality.

feature selection Visual Object Tracking

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