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Many of today's data is time-series data originating from various sources, such as sensors, transaction systems, or production systems. Major challenges with such data include privacy and business sensitivity. Generative time-series models…

机器学习 · 计算机科学 2024-06-19 David Bergström , Mattias Tiger , Fredrik Heintz

In order to predict a pedestrian's trajectory in a crowd accurately, one has to take into account her/his underlying socio-temporal interactions with other pedestrians consistently. Unlike existing work that represents the relevant…

计算机视觉与模式识别 · 计算机科学 2023-12-25 Yuke Li , Lixiong Chen , Guangyi Chen , Ching-Yao Chan , Kun Zhang , Stefano Anzellotti , Donglai Wei

This paper considers the problem of tracking a large-scale number of group targets. Usually, multi-target in most tracking scenarios are assumed to have independent motion and are well-separated. However, for group target tracking (GTT),…

机器学习 · 计算机科学 2022-08-26 Xuqi Zhang , Fanqin Meng , Haiqi Liu , Xiaojing Shen , Yunmin Zhu

Multivariate regression models for age estimation are a powerful tool for assessing abnormal brain morphology associated to neuropathology. Age prediction models are built on cohorts of healthy subjects and are built to reflect normal aging…

计算机视觉与模式识别 · 计算机科学 2018-04-05 Benjamin Gutierrez Becker , Tassilo Klein , Christian Wachinger

Matching in observational studies faces complications when units enroll in treatment on a rolling basis. While each treated unit has a specific time of entry into the study, control units each have many possible comparison, or…

统计方法学 · 统计学 2024-07-16 Amanda K. Glazer , Samuel D. Pimentel

The use of 24-hour ambulatory blood pressure monitoring (ABPM) in clinical practice and observational epidemiological studies has grown considerably in the past 25 years. ABPM is a very effective technique for assessing biological,…

应用统计 · 统计学 2015-02-04 Lloyd J. Edwards , Sean L. Simpson

Model merging has emerged as a cost-efficient approximation to multitask learning. Among merging strategies, task arithmetic is notable for its simplicity and effectiveness. In this work, we provide a theoretical motivation for task vectors…

With recent advances in sensing and tracking technology, trajectory data is becoming increasingly pervasive and analysis of trajectory data is becoming exceedingly important. A fundamental problem in analyzing trajectory data is that of…

计算几何 · 计算机科学 2013-03-08 Swaminathan Sankararaman , Pankaj K. Agarwal , Thomas Mølhave , Arnold P. Boedihardjo

Wireless body area networks are wireless sensor networks whose adoption has recently emerged and spread in important healthcare applications, such as the remote monitoring of health conditions of patients. A major issue associated with the…

最优化与控制 · 数学 2017-04-18 Fabio D'Andreagiovanni , Antonella Nardin

Urban traffic congestion remains a persistent issue for cities worldwide. Recent macroscopic models have adopted a mathematically well-defined relation between network flow and density to characterize traffic states over an urban region.…

最优化与控制 · 数学 2024-02-09 Mostafa Ameli , Jean-Patrick Lebacque , Negin Alisoltani , Ludovic Leclercq

Accurate travel time estimation (TTE) plays a crucial role in intelligent transportation systems. However, it remains challenging due to heterogeneous data sources and complex traffic dynamics. Moreover, traditional approaches typically…

机器学习 · 计算机科学 2026-01-27 Zhi Liu , Xuyuan Hu , Xiao Han , Zhehao Dai , Zhaolin Deng , Guojiang Shen , Xiangjie Kong

Trajectory prediction is fundamental to various intelligent technologies, such as autonomous driving and robotics. The motion prediction of pedestrians and vehicles helps emergency braking, reduces collisions, and improves traffic safety.…

计算机视觉与模式识别 · 计算机科学 2024-05-14 Yao Liu , Binghao Li , Xianzhi Wang , Claude Sammut , Lina Yao

Many AI problems, in robotics and other domains, are goal-directed, essentially seeking a trajectory leading to some goal state. In such problems, the way we choose to represent a trajectory underlies algorithms for trajectory prediction…

机器学习 · 计算机科学 2019-06-14 Tom Jurgenson , Edward Groshev , Aviv Tamar

Over the past few years, the division of gait phases has emerged as a complex area of research that carries significant importance for various applications in the field of gait technologies. The accurate partitioning of gait phases plays a…

机器人学 · 计算机科学 2023-10-17 Barath Kumar JK , Aswadh Khumar G S

The medical field stands to see significant benefits from the recent advances in deep learning. Knowing the uncertainty in the decision made by any machine learning algorithm is of utmost importance for medical practitioners. This study…

机器学习 · 统计学 2017-06-06 Jos van der Westhuizen , Joan Lasenby

Disease mapping is the field of spatial epidemiology interested in estimating the spatial pattern in disease risk across $n$ areal units. One aim is to identify units exhibiting elevated disease risks, so that public health interventions…

应用统计 · 统计学 2013-11-05 Craig Anderson , Duncan Lee , Nema Dean

There is currently a dearth of appropriate methods to estimate the causal effects of multiple treatments when the outcome is binary. For such settings, we propose the use of nonparametric Bayesian modeling, Bayesian Additive Regression…

统计方法学 · 统计学 2020-03-02 Chenyang Gu , Michael J. Lopez , Liangyuan Hu

In this paper, we present a mechanism for building hybrid system observers to differentiate between specific positions of the hybrid system. The mechanism is designed through inferring metric temporal logic (MTL) formulae from simulated…

系统与控制 · 电气工程与系统科学 2020-04-07 Zhe Xu , Yi Deng , Agung Julius

Multi-object tracking (MOT) and trajectory prediction are two critical components in modern 3D perception systems that require accurate modeling of multi-agent interaction. We hypothesize that it is beneficial to unify both tasks under one…

计算机视觉与模式识别 · 计算机科学 2021-04-06 Xinshuo Weng , Ye Yuan , Kris Kitani

Human mobility studies how people move to access their needed resources and plays a significant role in urban planning and location-based services. As a paramount task of human mobility modeling, next location prediction is challenging…

人工智能 · 计算机科学 2024-12-30 Zhaoping Hu , Zongyuan Huang , Jinming Yang , Tao Yang , Yaohui Jin , Yanyan Xu
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