collaborators

5 papers

cs.IR2025

Unconstrained Monotonic Calibration of Predictions in Deep Ranking Systems

Yimeng Bai, Shunyu Zhang, Yang Zhang +5

Ranking models primarily focus on modeling the relative order of predictions while often neglecting the significance of the accuracy of their absolute values. However, accurate abs…

cs.IR2024

LLM4PR: Improving Post-Ranking in Search Engine with Large Language Models

Yang Yan, Yihao Wang, Chi Zhang +8

Alongside the rapid development of Large Language Models (LLMs), there has been a notable increase in efforts to integrate LLM techniques in information retrieval (IR) and search e…

cs.IR2024

Beyond Relevance: Improving User Engagement by Personalization for Short-Video Search

Wentian Bao, Hu Liu, Kai Zheng +5

Personalized search has been extensively studied in various applications, including web search, e-commerce, social networks, etc. With the soaring popularity of short-video platfor…

cs.IR2024

DimeRec: A Unified Framework for Enhanced Sequential Recommendation via Generative Diffusion Models

Wuchao Li, Rui Huang, Haijun Zhao +10

Sequential Recommendation (SR) plays a pivotal role in recommender systems by tailoring recommendations to user preferences based on their non-stationary historical interactions. A…

cs.IR2024

TIM: Temporal Interaction Model in Notification System

Huxiao Ji, Haitao Yang, Linchuan Li +4

Modern mobile applications heavily rely on the notification system to acquire daily active users and enhance user engagement. Being able to proactively reach users, the system has…