Search Results for author: Qian Dong

Found 11 papers, 5 papers with code

DELTA: Pre-train a Discriminative Encoder for Legal Case Retrieval via Structural Word Alignment

no code implementations27 Mar 2024 Haitao Li, Qingyao Ai, Xinyan Han, Jia Chen, Qian Dong, Yiqun Liu, Chong Chen, Qi Tian

Most of the existing works focus on improving the representation ability for the contextualized embedding of the [CLS] token and calculate relevance using textual semantic similarity.

Retrieval Semantic Similarity +2

BLADE: Enhancing Black-box Large Language Models with Small Domain-Specific Models

no code implementations27 Mar 2024 Haitao Li, Qingyao Ai, Jia Chen, Qian Dong, Zhijing Wu, Yiqun Liu, Chong Chen, Qi Tian

However, general LLMs, which are developed on open-domain data, may lack the domain-specific knowledge essential for tasks in vertical domains, such as legal, medical, etc.

Bayesian Optimization

Unsupervised Large Language Model Alignment for Information Retrieval via Contrastive Feedback

no code implementations29 Sep 2023 Qian Dong, Yiding Liu, Qingyao Ai, Zhijing Wu, Haitao Li, Yiqun Liu, Shuaiqiang Wang, Dawei Yin, Shaoping Ma

Large language models (LLMs) have demonstrated remarkable capabilities across various research domains, including the field of Information Retrieval (IR).

Data Augmentation Information Retrieval +4

I^3 Retriever: Incorporating Implicit Interaction in Pre-trained Language Models for Passage Retrieval

1 code implementation4 Jun 2023 Qian Dong, Yiding Liu, Qingyao Ai, Haitao Li, Shuaiqiang Wang, Yiqun Liu, Dawei Yin, Shaoping Ma

Moreover, the proposed implicit interaction is compatible with special pre-training and knowledge distillation for passage retrieval, which brings a new state-of-the-art performance.

Knowledge Distillation Passage Retrieval +2

SAILER: Structure-aware Pre-trained Language Model for Legal Case Retrieval

1 code implementation22 Apr 2023 Haitao Li, Qingyao Ai, Jia Chen, Qian Dong, Yueyue Wu, Yiqun Liu, Chong Chen, Qi Tian

Moreover, in contrast to the general retrieval, the relevance in the legal domain is sensitive to key legal elements.

Language Modelling Retrieval

Social4Rec: Distilling User Preference from Social Graph for Video Recommendation in Tencent

2 code implementations20 Feb 2023 Xuanji Xiao, Huaqiang Dai, Qian Dong, Shuzi Niu, Yuzhen Liu, Pei Liu

Despite recommender systems play a key role in network content platforms, mining the user's interests is still a significant challenge.

Knowledge Distillation Recommendation Systems

Layout-aware Webpage Quality Assessment

no code implementations28 Jan 2023 Anfeng Cheng, Yiding Liu, Weibin Li, Qian Dong, Shuaiqiang Wang, Zhengjie Huang, Shikun Feng, Zhicong Cheng, Dawei Yin

To assess webpage quality from complex DOM tree data, we propose a graph neural network (GNN) based method that extracts rich layout-aware information that implies webpage quality in an end-to-end manner.

Incorporating Explicit Knowledge in Pre-trained Language Models for Passage Re-ranking

no code implementations25 Apr 2022 Qian Dong, Yiding Liu, Suqi Cheng, Shuaiqiang Wang, Zhicong Cheng, Shuzi Niu, Dawei Yin

To leverage a reliable knowledge, we propose a novel knowledge graph distillation method and obtain a knowledge meta graph as the bridge between query and passage.

Natural Language Understanding Passage Re-Ranking +2

Perspective, Survey and Trends: Public Driving Datasets and Toolsets for Autonomous Driving Virtual Test

no code implementations1 Apr 2021 Pengliang Ji, Li Ruan, Yunzhi Xue, Limin Xiao, Qian Dong

To the best of our knowledge, we are the first to perform such recent empirical survey on both the datasets and toolsets using a SLA based survey approach.

Autonomous Driving

JIT-Masker: Efficient Online Distillation for Background Matting

1 code implementation11 Jun 2020 Jo Chuang, Qian Dong

We design a real-time portrait matting pipeline for everyday use, particularly for "virtual backgrounds" in video conferences.

Image Matting Saliency Detection

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