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Recent deep learning methods for recommendation systems are highly sophisticated. For article recommendation task, a neural network encoder which generates a latent representation of the article content would prove useful. However, using…

Information Retrieval · Computer Science 2018-12-13 Chia-Wei Chen , Sheng-Chuan Chou , Lun-Wei Ku

In this paper, we try to answer the question of how to improve the state-of-the-art methods for relevance ranking in web search by query segmentation. Here, by query segmentation it is meant to segment the input query into segments,…

Information Retrieval · Computer Science 2013-12-03 Haocheng Wu , Yunhua Hu , Hang Li , Enhong Chen

As the deep learning techniques have expanded to real-world recommendation tasks, many deep neural network based Collaborative Filtering (CF) models have been developed to project user-item interactions into latent feature space, based on…

Information Retrieval · Computer Science 2022-03-29 Lianghao Xia , Chao Huang , Yong Xu , Huance Xu , Xiang Li , Weiguo Zhang

Online relevance feedback (RF) is widely utilized in instance search (INS) tasks to further refine imperfect ranking results, but it often has low interaction efficiency. The active learning (AL) technique addresses this problem by…

Computer Vision and Pattern Recognition · Computer Science 2022-10-28 Yue Zhang , Chao Liang , Longxiang Jiang

Click-through rate (CTR) prediction tasks typically estimate the probability of a user clicking on a candidate item by modeling both user behavior sequence features and the item's contextual features, where the user behavior sequence is…

Information Retrieval · Computer Science 2026-03-16 Yi Xu , Chaofan Fan , Moyu Zhang , Jinxin Hu , Jiahao Wang , Hao Zhang , Shizhun Wang , Yu Zhang , Xiaoyi Zeng

Traditional approaches to ranking in web search follow the paradigm of rank-by-score: a learned function gives each query-URL combination an absolute score and URLs are ranked according to this score. This paradigm ensures that if the score…

Machine Learning · Computer Science 2012-07-03 Or Sheffet , Nina Mishra , Samuel Ieong

Different from the general visual classification, some classification tasks are more challenging as they need the professional categories of the images. In the paper, we call them expert-level classification. Previous fine-grained vision…

Computer Vision and Pattern Recognition · Computer Science 2022-11-30 Junde Wu , Huihui Fang , Yehui Yang , Yu Zhang , Haoyi Xiong , Huazhu Fu , Yanwu Xu

The problem of session-aware recommendation aims to predict users' next click based on their current session and historical sessions. Existing session-aware recommendation methods have defects in capturing complex item transition…

Information Retrieval · Computer Science 2021-01-28 Mengqi Zhang , Shu Wu , Meng Gao , Xin Jiang , Ke Xu , Liang Wang

Neural network methods have achieved great success in reviews sentiment classification. Recently, some works achieved improvement by incorporating user and product information to generate a review representation. However, in reviews, we…

Computation and Language · Computer Science 2018-01-25 Zhen Wu , Xin-Yu Dai , Cunyan Yin , Shujian Huang , Jiajun Chen

Item-based Collaborative Filtering(short for ICF) has been widely adopted in recommender systems in industry, owing to its strength in user interest modeling and ease in online personalization. By constructing a user's profile with the…

Information Retrieval · Computer Science 2018-11-13 Feng Xue , Xiangnan He , Xiang Wang , Jiandong Xu , Kai Liu , Richang Hong

Existing fine-grained image retrieval (FGIR) methods predominantly rely on supervision from predefined categories to learn discriminative representations for retrieving fine-grained objects. However, they inadvertently introduce…

Computer Vision and Pattern Recognition · Computer Science 2025-07-30 Shijie Wang , Jian Shi , Haojie Li

Pretraining deep neural network architectures with a language modeling objective has brought large improvements for many natural language processing tasks. Exemplified by BERT, a recently proposed such architecture, we demonstrate that…

Computation and Language · Computer Science 2019-12-05 Timo Schick , Hinrich Schütze

We present FoR-Net, an efficient semantic segmentation framework that focuses on identifying and enhancing hard regions. Instead of relying on heavy global modeling, FoR-Net adopts an efficient strategy that selectively emphasizes…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Sheng-Wei Chan , Hsin-Jui Pan , Chun-Po Shen , Yung-Che Wang , Meng-Qian Li , Chia-Min Lin , Jen-Shiun Chiang

We introduce the \textit{Extract-Refine-Retrieve-Read} (ERRR) framework, a novel approach designed to bridge the pre-retrieval information gap in Retrieval-Augmented Generation (RAG) systems through query optimization tailored to meet the…

Computation and Language · Computer Science 2025-09-22 Youan Cong , Pritom Saha Akash , Cheng Wang , Kevin Chen-Chuan Chang

Methods in long-tail learning focus on improving performance for data-poor (rare) classes; however, performance for such classes remains much lower than performance for more data-rich (frequent) classes. Analyzing the predictions of…

Computer Vision and Pattern Recognition · Computer Science 2023-07-27 Nadine Chang , Jayanth Koushik , Aarti Singh , Martial Hebert , Yu-Xiong Wang , Michael J. Tarr

Item-based collaborative filtering (ICF) enjoys the advantages of high recommendation accuracy and ease in online penalization and thus is favored by the industrial recommender systems. ICF recommends items to a target user based on their…

Information Retrieval · Computer Science 2021-10-22 Zhiyong Cheng , Fan Liu , Shenghan Mei , Yangyang Guo , Lei Zhu , Liqiang Nie

Click-through rate (CTR) prediction tasks play a pivotal role in real-world applications, particularly in recommendation systems and online advertising. A significant research branch in this domain focuses on user behavior modeling. Current…

Information Retrieval · Computer Science 2024-04-18 Hengyu Zhang , Junwei Pan , Dapeng Liu , Jie Jiang , Xiu Li

This paper proposes a preference neural network (PNN) to address the problem of indifference preferences orders with new activation function. PNN also solves the Multi-label ranking problem, where labels may have indifference preference…

Machine Learning · Computer Science 2023-09-29 Ayman Elgharabawy , Mukesh Prasad , Chin-Teng Lin

Customer support is a central objective at Square as it helps us build and maintain great relationships with our sellers. In order to provide the best experience, we strive to deliver the most accurate and quasi-instantaneous responses to…

Computation and Language · Computer Science 2018-11-14 Stephane Fotso , Philip Spanoudes , Benjamin C. Ponedel , Brian Reynoso , Janet Ko

Product ranking is a crucial component for many e-commerce services. One of the major challenges in product search is the vocabulary mismatch between query and products, which may be a larger vocabulary gap problem compared to other…

Information Retrieval · Computer Science 2022-04-04 Xuyang Wu , Alessandro Magnani , Suthee Chaidaroon , Ajit Puthenputhussery , Ciya Liao , Yi Fang