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This paper presents an evolutionary algorithm for modeling the arrival dates of document streams, which is any time-stamped collection of documents, such as newscasts, e-mails, IRC conversations, scientific journals archives and weblog…

Information Retrieval · Computer Science 2007-05-23 Lourdes Araujo , Juan J. Merelo

Post-click conversion rate (CVR) prediction is an essential task for discovering user interests and increasing platform revenues in a range of industrial applications. One of the most challenging problems of this task is the existence of…

Machine Learning · Computer Science 2022-11-15 Quanyu Dai , Haoxuan Li , Peng Wu , Zhenhua Dong , Xiao-Hua Zhou , Rui Zhang , Rui zhang , Jie Sun

Developing effective and efficient recommendation methods is very challenging for modern e-commerce platforms. Generally speaking, two essential modules named "Click-Through Rate Prediction" (\textit{CTR}) and "Conversion Rate Prediction"…

Machine Learning · Computer Science 2018-11-20 Hong Wen , Jing Zhang , Quan Lin , Keping Yang , Pipei Huang

Advertising and feed ranking are essential to many Internet companies such as Facebook. Among many real-world advertising and feed ranking systems, click through rate (CTR) prediction plays a central role. In recent years, many neural…

Machine Learning · Computer Science 2020-07-08 Tongwen Huang , Qingyun She , Zhiqiang Wang , Junlin Zhang

The deep learning-based visual tracking algorithms such as MDNet achieve high performance leveraging to the feature extraction ability of a deep neural network. However, the tracking efficiency of these trackers is not very high due to the…

Computer Vision and Pattern Recognition · Computer Science 2019-11-06 Peidong Liu , Xiyu Yan , Yong Jiang , Shu-Tao Xia

Learning feature interactions is the key to success for the large-scale CTR prediction in Ads ranking and recommender systems. In industry, deep neural network-based models are widely adopted for modeling such problems. Researchers proposed…

Information Retrieval · Computer Science 2023-01-20 YaChen Yan , Liubo Li

Online contextual reasoning and association across consecutive video frames are critical to perceive instances in visual tracking. However, most current top-performing trackers persistently lean on sparse temporal relationships between…

Computer Vision and Pattern Recognition · Computer Science 2024-01-04 Yaozong Zheng , Bineng Zhong , Qihua Liang , Zhiyi Mo , Shengping Zhang , Xianxian Li

While most time series are non-stationary, it is inevitable for models to face the distribution shift issue in time series forecasting. Existing solutions manipulate statistical measures (usually mean and std.) to adjust time series…

Machine Learning · Computer Science 2024-07-02 Wei Fan , Kun Yi , Hangting Ye , Zhiyuan Ning , Qi Zhang , Ning An

Many platforms, such as e-commerce websites, offer both search and recommendation services simultaneously to better meet users' diverse needs. Recommendation services suggest items based on user preferences, while search services allow…

Information Retrieval · Computer Science 2024-10-30 Yuening Wang , Man Chen , Yaochen Hu , Wei Guo , Yingxue Zhang , Huifeng Guo , Yong Liu , Mark Coates

Capturing the dynamics in user preference is crucial to better predict user future behaviors because user preferences often drift over time. Many existing recommendation algorithms -- including both shallow and deep ones -- often model such…

Information Retrieval · Computer Science 2022-04-05 Chao Chen , Dongsheng Li , Junchi Yan , Xiaokang Yang

Learning the spatial-temporal representation of motion information is crucial to human action recognition. Nevertheless, most of the existing features or descriptors cannot capture motion information effectively, especially for long-term…

Computer Vision and Pattern Recognition · Computer Science 2017-02-13 Yemin Shi , Yonghong Tian , Yaowei Wang , Tiejun Huang

Deep learning techniques have been applied widely in industrial recommendation systems. However, far less attention has been paid to the overfitting problem of models in recommendation systems, which, on the contrary, is recognized as a…

Information Retrieval · Computer Science 2022-09-14 Zhao-Yu Zhang , Xiang-Rong Sheng , Yujing Zhang , Biye Jiang , Shuguang Han , Hongbo Deng , Bo Zheng

Deep neural networks (DNNs) that incorporated lifelong sequential modeling (LSM) have brought great success to recommendation systems in various social media platforms. While continuous improvements have been made in domain-specific LSM,…

Information Retrieval · Computer Science 2024-05-20 Ruijie Hou , Zhaoyang Yang , Yu Ming , Hongyu Lu , Zhuobin Zheng , Yu Chen , Qinsong Zeng , Ming Chen

Click-through rate (CTR) prediction is fundamental to online advertising systems. While Deep Learning Recommendation Models (DLRMs) with explicit feature interactions have long dominated this domain, recent advances in generative…

In online advertising, users may be exposed to a range of different advertising campaigns, such as natural search or referral or organic search, before leading to a final transaction. Estimating the contribution of advertising campaigns on…

Information Retrieval · Computer Science 2020-04-02 Dongdong Yang , Kevin Dyer , Senzhang Wang

Click-through rate prediction is one of the core tasks in commercial recommender systems. It aims to predict the probability of a user clicking a particular item given user and item features. As feature interactions bring in non-linearity,…

Machine Learning · Computer Science 2021-11-25 Fuyuan Lyu , Xing Tang , Huifeng Guo , Ruiming Tang , Xiuqiang He , Rui Zhang , Xue Liu

Modern industrial recommendation systems improve recommendation performance by integrating multimodal representations from pre-trained models into ID-based Click-Through Rate (CTR) prediction frameworks. However, existing approaches…

Information Retrieval · Computer Science 2026-04-17 Alin Fan , Hanqing Li , Sihan Lu , Jingsong Yuan , Jiandong Zhang

For better user satisfaction and business effectiveness, more and more attention has been paid to the sequence-based recommendation system, which is used to infer the evolution of users' dynamic preferences, and recent studies have noticed…

Information Retrieval · Computer Science 2021-07-15 Zhi Bian , Shaojun Zhou , Hao Fu , Qihong Yang , Zhenqi Sun , Junjie Tang , Guiquan Liu , Kaikui Liu , Xiaolong Li

Time series prediction can be generalized as a process that extracts useful information from historical records and then determines future values. Learning long-range dependencies that are embedded in time series is often an obstacle for…

Neural and Evolutionary Computing · Computer Science 2018-10-25 Yuxiu Hua , Zhifeng Zhao , Rongpeng Li , Xianfu Chen , Zhiming Liu , Honggang Zhang

With the rapid development of online advertising and recommendation systems, click-through rate prediction is expected to play an increasingly important role.Recently many DNN-based models which follow a similar Embedding&MLP paradigm have…

Machine Learning · Statistics 2019-05-01 Chenglei Niu , Guojing Zhong , Ying Liu , Yandong Zhang , Yongsheng Sun , Ailong He , Zhaoji Chen
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