activity
20182025
most citedThe Eighth Dialog System Technology Challenge

53 citations · 258 across the 27 of their papers we have counts for

collaborators

29 papers

cs.IR2025

GREAT: Guiding Query Generation with a Trie for Recommending Related Search about Video at Kuaishou

Ninglu Shao, Jinshan Wang, Chenxu Wang +3

Currently, short video platforms have become the primary place for individuals to share experiences and obtain information. To better meet users' needs for acquiring information wh…

cs.IR2025

Unified Generative Search and Recommendation

Teng Shi, Jun Xu, Xiao Zhang +4

Modern commercial platforms typically offer both search and recommendation functionalities to serve diverse user needs, making joint modeling of these tasks an appealing direction.…

cs.IR2025

Retrieval Augmented Generation with Collaborative Filtering for Personalized Text Generation

Teng Shi, Jun Xu, Xiao Zhang +4

Recently, the personalization of Large Language Models (LLMs) to generate content that aligns with individual user preferences has garnered widespread attention. Personalized Retri…

cs.IR2025

QE-RAG: A Robust Retrieval-Augmented Generation Benchmark for Query Entry Errors

Kepu Zhang, Zhongxiang Sun, Weijie Yu +5

Retriever-augmented generation (RAG) has become a widely adopted approach for enhancing the factual accuracy of large language models (LLMs). While current benchmarks evaluate the…

cs.CL2025

ReARTeR: Retrieval-Augmented Reasoning with Trustworthy Process Rewarding

Zhongxiang Sun, Qipeng Wang, Weijie Yu +6

Retrieval-Augmented Generation (RAG) systems for Large Language Models (LLMs) hold promise in knowledge-intensive tasks but face limitations in complex multi-step reasoning. While…

cs.CL2024

Trigger: Refining Query Correction via Adaptive Model Selector

Kepu Zhang, Zhongxiang Sun, Xiao Zhang +4

In search scenarios, user experience can be hindered by erroneous queries due to typos, voice errors, or knowledge gaps. Therefore, query correction is crucial for search engines.…

cs.CL2024

LargePiG: Your Large Language Model is Secretly a Pointer Generator

Zhongxiang Sun, Zihua Si, Xiaoxue Zang +4

Recent research on query generation has focused on using Large Language Models (LLMs), which despite bringing state-of-the-art performance, also introduce issues with hallucination…

cs.CL2024★ 5 cited

ReDeEP: Detecting Hallucination in Retrieval-Augmented Generation via Mechanistic Interpretability

Zhongxiang Sun, Xiaoxue Zang, Kai Zheng +5

Retrieval-Augmented Generation (RAG) models are designed to incorporate external knowledge, reducing hallucinations caused by insufficient parametric (internal) knowledge. However,…

cs.IR2024★ 33 cited

TWIN V2: Scaling Ultra-Long User Behavior Sequence Modeling for Enhanced CTR Prediction at Kuaishou

Zihua Si, Lin Guan, ZhongXiang Sun +12

The significance of modeling long-term user interests for CTR prediction tasks in large-scale recommendation systems is progressively gaining attention among researchers and practi…

cs.IR2024★ 6 cited

GradCraft: Elevating Multi-task Recommendations through Holistic Gradient Crafting

Yimeng Bai, Yang Zhang, Fuli Feng +4

Recommender systems require the simultaneous optimization of multiple objectives to accurately model user interests, necessitating the application of multi-task learning methods. H…

cs.IR2024

UniSAR: Modeling User Transition Behaviors between Search and Recommendation

Teng Shi, Zihua Si, Jun Xu +6

Nowadays, many platforms provide users with both search and recommendation services as important tools for accessing information. The phenomenon has led to a correlation between us…

cs.IR2024

To Search or to Recommend: Predicting Open-App Motivation with Neural Hawkes Process

Zhongxiang Sun, Zihua Si, Xiao Zhang +4

Incorporating Search and Recommendation (S&R) services within a singular application is prevalent in online platforms, leading to a new task termed open-app motivation prediction,…

cs.IR2024

Large Language Models Enhanced Collaborative Filtering

Zhongxiang Sun, Zihua Si, Xiaoxue Zang +4

Recent advancements in Large Language Models (LLMs) have attracted considerable interest among researchers to leverage these models to enhance Recommender Systems (RSs). Existing w…

cs.IR2023★ 10 cited

LabelCraft: Empowering Short Video Recommendations with Automated Label Crafting

Yimeng Bai, Yang Zhang, Jing Lu +5

Short video recommendations often face limitations due to the quality of user feedback, which may not accurately depict user interests. To tackle this challenge, a new task has eme…

cs.IR2023★ 2 cited

Generative Retrieval with Semantic Tree-Structured Item Identifiers via Contrastive Learning

Zihua Si, Zhongxiang Sun, Jiale Chen +7

The retrieval phase is a vital component in recommendation systems, requiring the model to be effective and efficient. Recently, generative retrieval has become an emerging paradig…

cs.IR2023★ 19 cited

Leveraging Watch-time Feedback for Short-Video Recommendations: A Causal Labeling Framework

Yang Zhang, Yimeng Bai, Jianxin Chang +6

With the proliferation of short video applications, the significance of short video recommendations has vastly increased. Unlike other recommendation scenarios, short video recomme…

cs.IR2023★ 24 cited

KuaiSAR: A Unified Search And Recommendation Dataset

Zhongxiang Sun, Zihua Si, Xiaoxue Zang +5

The confluence of Search and Recommendation (S&R) services is vital to online services, including e-commerce and video platforms. The integration of S&R modeling is a highly intuit…

cs.IR2023★ 30 cited

When Search Meets Recommendation: Learning Disentangled Search Representation for Recommendation

Zihua Si, Zhongxiang Sun, Xiao Zhang +5

Modern online service providers such as online shopping platforms often provide both search and recommendation (S&R) services to meet different user needs. Rarely has there been an…

cs.IR2023

TWIN: TWo-stage Interest Network for Lifelong User Behavior Modeling in CTR Prediction at Kuaishou

Jianxin Chang, Chenbin Zhang, Zhiyi Fu +8

Life-long user behavior modeling, i.e., extracting a user's hidden interests from rich historical behaviors in months or even years, plays a central role in modern CTR prediction s…

cs.CV2022★ 7 cited

DETR++: Taming Your Multi-Scale Detection Transformer

Chi Zhang, Lijuan Liu, Xiaoxue Zang +4

Convolutional Neural Networks (CNN) have dominated the field of detection ever since the success of AlexNet in ImageNet classification [12]. With the sweeping reform of Transformer…

cs.CV2021★ 2 cited

UIBert: Learning Generic Multimodal Representations for UI Understanding

Chongyang Bai, Xiaoxue Zang, Ying Xu +4

To improve the accessibility of smart devices and to simplify their usage, building models which understand user interfaces (UIs) and assist users to complete their tasks is critic…

cs.CV2021

Multimodal Icon Annotation For Mobile Applications

Xiaoxue Zang, Ying Xu, Jindong Chen

Annotating user interfaces (UIs) that involves localization and classification of meaningful UI elements on a screen is a critical step for many mobile applications such as screen…

cs.IR2021

PhotoChat: A Human-Human Dialogue Dataset with Photo Sharing Behavior for Joint Image-Text Modeling

Xiaoxue Zang, Lijuan Liu, Maria Wang +3

We present a new human-human dialogue dataset - PhotoChat, the first dataset that casts light on the photo sharing behavior in onlin emessaging. PhotoChat contains 12k dialogues, e…

cs.CL2021★ 1 cited

ActionBert: Leveraging User Actions for Semantic Understanding of User Interfaces

Zecheng He, Srinivas Sunkara, Xiaoxue Zang +7

As mobile devices are becoming ubiquitous, regularly interacting with a variety of user interfaces (UIs) is a common aspect of daily life for many people. To improve the accessibil…