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This paper focuses on Crime zone Identification. Then, it clarifies how we conducted the Belief Rule Base algorithm to produce interesting frequent patterns for crime hotspots. The paper also shows how we used an expert system to forecast…

人工智能 · 计算机科学 2020-05-12 Abhijit Pathak , Abrar Hossain Tasin

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…

统计方法学 · 统计学 2021-11-16 Shenyi Pan , Harry Joe

Making safe and human-like decisions is an essential capability of autonomous driving systems, and learning-based behavior planning presents a promising pathway toward achieving this objective. Distinguished from existing learning-based…

机器人学 · 计算机科学 2023-03-08 Zhiyu Huang , Haochen Liu , Jingda Wu , Chen Lv

Prior to clinical applications, it is critical that risk prediction models are evaluated in independent studies that did not contribute to model development. While prospective cohort studies provide a natural setting for model validation,…

统计方法学 · 统计学 2017-10-13 Parichoy Pal Choudhury , Anil K. Chaturvedi , Nilanjan Chatterjee

Understanding the causes of crime is a longstanding issue in researcher's agenda. While it is a hard task to extract causality from data, several linear models have been proposed to predict crime through the existing correlations between…

物理与社会 · 物理学 2018-04-10 Luiz G A Alves , Haroldo V Ribeiro , Francisco A Rodrigues

In bankruptcy prediction, the proportion of events is very low, which is often oversampled to eliminate this bias. In this paper, we study the influence of the event rate on discrimination abilities of bankruptcy prediction models. First…

机器学习 · 统计学 2018-03-14 Lili Zhang , Jennifer Priestley , Xuelei Ni

Reinforcement learning suffers from limitations in real practices primarily due to the number of required interactions with virtual environments. It results in a challenging problem because we are implausible to obtain a local optimal…

机器学习 · 计算机科学 2024-10-28 Qizhen Wu , Kexin Liu , Lei Chen

Sequential prediction problems such as imitation learning, where future observations depend on previous predictions (actions), violate the common i.i.d. assumptions made in statistical learning. This leads to poor performance in theory and…

机器学习 · 计算机科学 2015-03-17 Stephane Ross , Geoffrey J. Gordon , J. Andrew Bagnell

In the field of conditional autonomous driving technology, driver perceived risk prediction plays a crucial role in reducing traffic risks and ensuring passenger safety. This study introduces an innovative perceived risk prediction model…

人机交互 · 计算机科学 2025-03-07 Chenhao Yang , Siwei Huang , Chuan Hu

Gang-involved youth in cities such as Chicago sometimes post on social media to express their aggression towards rival gangs and previous research has demonstrated that a deep learning approach can predict aggression and loss in posts. To…

计算与语言 · 计算机科学 2019-10-24 Ruiqi Zhong , Yanda Chen , Desmond Patton , Charlotte Selous , Kathy McKeown

Advancements in autonomous vehicle (AV) technologies necessitate precise estimation of perceived risk to enhance user comfort, acceptance and trust. This paper introduces a novel AV-Occupant Risk (AVOR) model designed for perceived risk…

机器人学 · 计算机科学 2024-03-25 Sarah Barendswaard , Tong Duy Son

This research presents preliminary work to address the challenge of identifying at-risk students using supervised machine learning and three unique data categories: engagement, demographics, and performance data collected from Fall 2023…

机器学习 · 计算机科学 2025-07-16 Azucena L. Jimenez Martinez , Kanika Sood , Rakeshkumar Mahto

The focus of this paper is modeling what we call a Social Radar, i.e. a method to estimate the relative influence between social agents, by sampling their opinions and as they evolve, after injecting in the network stubborn agents. The…

社会与信息网络 · 计算机科学 2016-11-17 Hoi-To Wai , Anna Scaglione , Amir Leshem

Nowadays, in many scientific and industrial fields there is an increasing need for estimating treatment effects and answering causal questions. The key for addressing these problems is the wealth of observational data and the processes for…

机器学习 · 统计学 2022-05-24 Niki Kiriakidou , Christos Diou

Early action prediction deals with inferring the ongoing action from partially-observed videos, typically at the outset of the video. We propose a bottleneck-based attention model that captures the evolution of the action, through…

计算机视觉与模式识别 · 计算机科学 2023-04-04 Alexandros Stergiou , Dima Damen

In autonomous driving, behavior prediction is fundamental for safe motion planning, hence the security and robustness of prediction models against adversarial attacks are of paramount importance. We propose a novel adversarial backdoor…

计算机视觉与模式识别 · 计算机科学 2023-11-23 Mozhgan Pourkeshavarz , Mohammad Sabokrou , Amir Rasouli

A survival dataset describes a set of instances (e.g. patients) and provides, for each, either the time until an event (e.g. death), or the censoring time (e.g. when lost to follow-up - which is a lower bound on the time until the event).…

机器学习 · 计算机科学 2023-06-22 Ali Hossein Gharari Foomani , Michael Cooper , Russell Greiner , Rahul G. Krishnan

In the age of the infodemic, it is crucial to have tools for effectively monitoring the spread of rampant rumors that can quickly go viral, as well as identifying vulnerable users who may be more susceptible to spreading such…

社会与信息网络 · 计算机科学 2024-01-19 Xuan Zhang , Wei Gao

Crime events are known to reveal spatio-temporal patterns, which can be used for predictive modeling and subsequent decision support. While the focus has hitherto been placed on areas with high population density, we address the challenging…

计算机与社会 · 计算机科学 2019-02-12 Cristina Kadar , Rudolf Maculan , Stefan Feuerriegel

The unsupervised Pretraining method has been widely used in aiding human action recognition. However, existing methods focus on reconstructing the already present frames rather than generating frames which happen in future.In this paper, We…

计算机视觉与模式识别 · 计算机科学 2017-12-13 Yu Runsheng , Shi Zhenyu , Ma Qiongxiong , Qing Laiyun