English
Related papers

Related papers: Time Aggregation Features for XGBoost Models

200 papers

RGBT tracking has been widely used in various fields such as robotics, surveillance processing, and autonomous driving. Existing RGBT trackers fully explore the spatial information between the template and the search region and locate the…

Computer Vision and Pattern Recognition · Computer Science 2024-01-03 Hongyu Wang , Xiaotao Liu , Yifan Li , Meng Sun , Dian Yuan , Jing Liu

Recent cutting-edge feature aggregation paradigms for video object detection rely on inferring feature correspondence. The feature correspondence estimation problem is fundamentally difficult due to poor image quality, motion blur, etc, and…

Computer Vision and Pattern Recognition · Computer Science 2019-07-12 Hao Luo , Lichao Huang , Han Shen , Yuan Li , Chang Huang , Xinggang Wang

Feature selection has been an essential step in developing industry-scale deep Click-Through Rate (CTR) prediction systems. The goal of neural feature selection (NFS) is to choose a relatively small subset of features with the best…

Machine Learning · Computer Science 2021-12-08 Lin Guan , Xia Xiao , Ming Chen , Youlong Cheng

(a) Many air quality forecasting studies report gains from machine learning, but evaluations often use static chronological splits and omit persistence baselines, so the operational added value under routine updating is unclear. (b) Using…

Machine Learning · Computer Science 2026-03-24 Federico Garcia Crespi , Eduardo Yubero Funes , Marina Alfosea Simon

An intrinsic property of almost any physical measuring device is that it makes observations which are slightly blurred in time. We consider a nudging-based approach for data assimilation that constructs an approximate solution based on a…

Analysis of PDEs · Mathematics 2018-09-05 Michael S. Jolly , Vincent R. Martinez , Eric J. Olson , Edriss S. Titi

Existing time series tokenization methods predominantly encode a constant number of samples into individual tokens. This inflexible approach can generate excessive tokens for even simple patterns like extended constant values, resulting in…

Machine Learning · Computer Science 2026-01-29 Leon Götz , Marcel Kollovieh , Stephan Günnemann , Leo Schwinn

Lag windows are commonly used in time series, econometrics, steady-state simulation, and Markov chain Monte Carlo to estimate time-average covariance matrices. In the presence of positive correlation of the underlying process, estimators of…

Computation · Statistics 2021-07-13 Dootika Vats , James M. Flegal

Temporal action detection in long videos is an important problem. State-of-the-art methods address this problem by applying action classifiers on sliding windows. Although sliding windows may contain an identifiable portion of the actions,…

Computer Vision and Pattern Recognition · Computer Science 2017-05-04 Jiyang Gao , Zhenheng Yang , Ram Nevatia

Ensuring robust and real-time obstacle avoidance is critical for the safe operation of autonomous robots in dynamic, real-world environments. This paper proposes a neural network framework for predicting the time and collision position of…

Click-through rate (CTR) prediction, whose goal is to predict the probability of the user to click on an item, has become increasingly significant in the recommender systems. Recently, some deep learning models with the ability to…

Information Retrieval · Computer Science 2022-06-30 Tianwei Cao , Qianqian Xu , Zhiyong Yang , Qingming Huang

Click-through rate (CTR) prediction, which aims to predict the probability of a user clicking on an ad or an item, is critical to many online applications such as online advertising and recommender systems. The problem is very challenging…

Information Retrieval · Computer Science 2019-08-27 Weiping Song , Chence Shi , Zhiping Xiao , Zhijian Duan , Yewen Xu , Ming Zhang , Jian Tang

Dynamic assessment of patient status (e.g. by an automated, continuously updated assessment of outcome) in the Intensive Care Unit (ICU) is of paramount importance for early alerting, decision support and resource allocation. Extraction and…

Machine Learning · Computer Science 2019-09-20 Jacob Deasy , Ari Ercole , Pietro Liò

Temporal forward-tracking has been the dominant approach for multi-object segmentation and tracking (MOTS). However, a novel time-symmetric tracking methodology has recently been introduced for the detection, segmentation, and tracking of…

Computer Vision and Pattern Recognition · Computer Science 2024-12-12 Gergely Szabó , Zsófia Molnár , András Horváth

Click-Through Rate (CTR) prediction has become an essential task in digital industries, such as digital advertising or online shopping. Many deep learning-based methods have been implemented and have become state-of-the-art models in the…

Information Retrieval · Computer Science 2024-06-19 Ibrahim Can Yilmaz , Said Aldemir

Accurate time series forecasting is critical for a wide range of problems with temporal data. Ensemble modeling is a well-established technique for leveraging multiple predictive models to increase accuracy and robustness, as the…

Machine Learning · Computer Science 2023-04-11 Dimitris Bertsimas , Leonard Boussioux

In statistics, time-to-event analysis methods traditionally focus on the estimation of hazards. In recent years, machine learning methods have been proposed to directly predict the event times. We propose a method based on vine copula…

Methodology · Statistics 2021-11-16 Shenyi Pan , Harry Joe

Contextual features are important data sources for building citywide crowd mobility prediction models. However, the difficulty of applying context lies in the unknown generalizability of contextual features (e.g., weather, holiday, and…

Machine Learning · Computer Science 2024-12-19 Liyue Chen , Xiaoxiang Wang , Leye Wang

Effective aggregation of temporal information of consecutive frames is the core of achieving video super-resolution. Many scholars have utilized structures such as sliding windows and recurrent to gather spatio-temporal information of…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Yonggui Zhu , Guofang Li

Background: Impedance Cardiogram (ICG) has impressive number of applications in healthcare. However, its wider adoption is excessively limited due to the well recognized challenges in ICG delineation. We present a simple, adaptive, and…

Signal Processing · Electrical Eng. & Systems 2023-05-26 Nadica Miljković , Tomislav B. Šekara

Temporal modeling is key for action recognition in videos. It normally considers both short-range motions and long-range aggregations. In this paper, we propose a Temporal Excitation and Aggregation (TEA) block, including a motion…

Computer Vision and Pattern Recognition · Computer Science 2020-04-06 Yan Li , Bin Ji , Xintian Shi , Jianguo Zhang , Bin Kang , Limin Wang