activity
20192026
most citedONCE: Boosting Content-based Recommendation with Both Open- and Closed-source Large Language Models

9 citations · 29 across the 28 of their papers we have counts for

collaborators

28 papers

cs.IR2026

The 2nd EReL@MIR Workshop on Efficient Representation Learning for Multimodal Information Retrieval

Junchen Fu, Xuri Ge, Xin Xin +6

Multimodal representation learning has attracted increasing attention in AI, driven by the strong performance of large, pretrained multimodal foundation models such as Qwen, LLaVA,…

cs.CL2026★ 1 cited

ICG: Improving Cover Image Generation via MLLM-based Prompting and Personalized Preference Alignment

Zhipeng Bian, Jieming Zhu, Qijiong Liu +6

Recent advances in multimodal large language models (MLLMs) and diffusion models (DMs) have opened new possibilities for AI-generated content. Yet, personalized cover image generat…

cs.IR2026

Accelerating Generative Recommendation via Simple Categorical User Sequence Compression

Qijiong Liu, Lu Fan, Zhongzhou Liu +7

Although generative recommenders demonstrate improved performance with longer sequences, their real-time deployment is hindered by substantial computational costs. To address this…

cs.CL2025

The Bias is in the Details: An Assessment of Cognitive Bias in LLMs

R. Alexander Knipper, Charles S. Knipper, Kaiqi Zhang +3

As Large Language Models (LLMs) are increasingly embedded in real-world decision-making processes, it becomes crucial to examine the extent to which they exhibit cognitive biases.…

cs.IR2025

RecBase: Generative Foundation Model Pretraining for Zero-Shot Recommendation

Sashuai Zhou, Weinan Gan, Qijiong Liu +7

Recent advances in LLM-based recommendation have shown promise, yet their cross-domain generalization is hindered by a fundamental mismatch between language-centric pretraining and…

cs.IR2025

Evaluating Recabilities of Foundation Models: A Multi-Domain, Multi-Dataset Benchmark

Qijiong Liu, Jieming Zhu, Yingxin Lai +5

Comprehensive evaluation of the recommendation capabilities of existing foundation models across diverse datasets and domains is essential for advancing the development of recommen…

cs.IR2025

Can LLMs Outshine Conventional Recommenders? A Comparative Evaluation

Qijiong Liu, Jieming Zhu, Lu Fan +5

In recent years, integrating large language models (LLMs) into recommender systems has created new opportunities for improving recommendation quality. However, a comprehensive benc…

cs.IR2024

Legommenders: A Comprehensive Content-Based Recommendation Library with LLM Support

Qijiong Liu, Lu Fan, Xiao-Ming Wu

We present Legommenders, a unique library designed for content-based recommendation that enables the joint training of content encoders alongside behavior and interaction modules,…

cs.MA2024★ 1 cited

NetSafe: Exploring the Topological Safety of Multi-agent Networks

Miao Yu, Shilong Wang, Guibin Zhang +6

Large language models (LLMs) have empowered nodes within multi-agent networks with intelligence, showing growing applications in both academia and industry. However, how to prevent…

cs.CL2024★ 3 cited

AI Can Be Cognitively Biased: An Exploratory Study on Threshold Priming in LLM-Based Batch Relevance Assessment

Nuo Chen, Jiqun Liu, Xiaoyu Dong +3

Cognitive biases are systematic deviations in thinking that lead to irrational judgments and problematic decision-making, extensively studied across various fields. Recently, large…

cs.IR2024

Learning Multi-Aspect Item Palette: A Semantic Tokenization Framework for Generative Recommendation

Qijiong Liu, Jieming Zhu, Zhaocheng Du +3

Traditional recommendation models often rely on unique item identifiers (IDs) to distinguish between items, which can hinder their ability to effectively leverage item content info…

cs.IR2024★ 1 cited

Vector Quantization for Recommender Systems: A Review and Outlook

Qijiong Liu, Xiaoyu Dong, Jiaren Xiao +6

Vector quantization, renowned for its unparalleled feature compression capabilities, has been a prominent topic in signal processing and machine learning research for several decad…

cs.LG2024

Node Identifiers: Compact, Discrete Representations for Efficient Graph Learning

Yuankai Luo, Hongkang Li, Qijiong Liu +2

We present a novel end-to-end framework that generates highly compact (typically 6-15 dimensions), discrete (int4 type), and interpretable node representations, termed node identif…

cs.IR2024★ 1 cited

CoST: Contrastive Quantization based Semantic Tokenization for Generative Recommendation

Jieming Zhu, Mengqun Jin, Qijiong Liu +3

Embedding-based retrieval serves as a dominant approach to candidate item matching for industrial recommender systems. With the success of generative AI, generative retrieval has r…

cs.IR2024★ 4 cited

Multimodal Pretraining, Adaptation, and Generation for Recommendation: A Survey

Qijiong Liu, Jieming Zhu, Yanting Yang +6

Personalized recommendation serves as a ubiquitous channel for users to discover information tailored to their interests. However, traditional recommendation models primarily rely…

cs.IR2024

Discrete Semantic Tokenization for Deep CTR Prediction

Qijiong Liu, Hengchang Hu, Jiahao Wu +3

Incorporating item content information into click-through rate (CTR) prediction models remains a challenge, especially with the time and space constraints of industrial scenarios.…

cs.IR2024

Benchmarking News Recommendation in the Era of Green AI

Qijiong Liu, Jieming Zhu, Quanyu Dai +1

Over recent years, news recommender systems have gained significant attention in both academia and industry, emphasizing the need for a standardized benchmark to evaluate and compa…

cs.IR2024★ 1 cited

Lightweight Modality Adaptation to Sequential Recommendation via Correlation Supervision

Hengchang Hu, Qijiong Liu, Chuang Li +1

In Sequential Recommenders (SR), encoding and utilizing modalities in an end-to-end manner is costly in terms of modality encoder sizes. Two-stage approaches can mitigate such conc…

cs.IR2023★ 1 cited

TF-DCon: Leveraging Large Language Models (LLMs) to Empower Training-Free Dataset Condensation for Content-Based Recommendation

Jiahao Wu, Qijiong Liu, Hengchang Hu +5

Modern techniques in Content-based Recommendation (CBR) leverage item content information to provide personalized services to users, but suffer from resource-intensive training on…

cs.AI2023★ 1 cited

EasyGen: Easing Multimodal Generation with BiDiffuser and LLMs

Xiangyu Zhao, Bo Liu, Qijiong Liu +2

We present EasyGen, an efficient model designed to enhance multimodal understanding and generation by harnessing the capabilities of diffusion models and large language models (LLM…

cs.IR2023★ 1 cited

Dataset Condensation for Recommendation

Jiahao Wu, Wenqi Fan, Jingfan Chen +5

Training recommendation models on large datasets requires significant time and resources. It is desired to construct concise yet informative datasets for efficient training. Recent…

cs.IR2023

Enhancing Graph Collaborative Filtering via Uniformly Co-Clustered Intent Modeling

Jiahao Wu, Wenqi Fan, Shengcai Liu +3

Graph-based collaborative filtering has emerged as a powerful paradigm for delivering personalized recommendations. Despite their demonstrated effectiveness, these methods often ne…

cs.IR2023

Only Encode Once: Making Content-based News Recommender Greener

Qijiong Liu, Jieming Zhu, Quanyu Dai +1

Large pretrained language models (PLM) have become de facto news encoders in modern news recommender systems, due to their strong ability in comprehending textual content. These hu…

cs.IR2023

Learning Category Trees for ID-Based Recommendation: Exploring the Power of Differentiable Vector Quantization

Qijiong Liu, Lu Fan, Jiaren Xiao +2

Category information plays a crucial role in enhancing the quality and personalization of recommender systems. Nevertheless, the availability of item category information is not co…