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Deep learning models are widely used across computer vision and other domains. When working on the model induction, selecting the right architecture for a given dataset often relies on repetitive trial-and-error procedures. This procedure…

机器学习 · 计算机科学 2026-01-06 Yen-Chia Chen , Hsing-Kuo Pao , Hanjuan Huang

Region representation learning plays a pivotal role in urban computing by extracting meaningful features from unlabeled urban data. Analogous to how perceived facial age reflects an individual's health, the visual appearance of a city…

人工智能 · 计算机科学 2025-12-02 Yimei Zhang , Guojiang Shen , Kaili Ning , Tongwei Ren , Xuebo Qiu , Mengmeng Wang , Xiangjie Kong

Urban segregation refers to the physical and social division of people, often driving inequalities within cities and exacerbating socioeconomic and racial tensions. While most studies focus on residential spaces, they often neglect…

人机交互 · 计算机科学 2025-01-08 Yue Yu , Yifang Wang , Yongjun Zhang , Huamin Qu , Dongyu Liu

Long-term forecasting of multivariate urban data poses a significant challenge due to the complex spatiotemporal dependencies inherent in such datasets. This paper presents DST, a novel multivariate time-series forecasting model that…

机器学习 · 计算机科学 2025-08-28 Amirhossein Sohrabbeig , Omid Ardakanian , Petr Musilek

Data-driven neighborhood definitions and graph constructions are often used in machine learning and signal processing applications. k-nearest neighbor~(kNN) and $\epsilon$-neighborhood methods are among the most common methods used for…

机器学习 · 计算机科学 2023-04-18 Sarath Shekkizhar , Antonio Ortega

We have proposed to develop a global hybrid deep learning framework to predict the daily prices in the stock market. With representation learning, we derived an embedding called Stock2Vec, which gives us insight for the relationship among…

统计金融 · 定量金融 2020-10-06 Xing Wang , Yijun Wang , Bin Weng , Aleksandr Vinel

We propose models and algorithms for learning about random directions in two-dimensional simplex data, and apply our methods to the study of income level proportions and their changes over time in a geostatistical area. There are several…

统计方法学 · 统计学 2022-05-24 Rayleigh Lei , XuanLong Nguyen

Mobility trajectories are essential for understanding urban dynamics and enhancing urban planning, yet access to such data is frequently hindered by privacy concerns. This research introduces a transformative framework for generating…

We consider the problem of boundary detection for areal data, focusing on situations where for each areal unit multiple observations are available. We propose a Bayesian nonparametric mixture model for the area-specific population…

统计方法学 · 统计学 2026-05-18 Matteo Gianella , Mario Beraha , Alessandra Guglielmi

Point convolution operations rely on different embedding mechanisms to encode the neighborhood information of each point in order to detect patterns in 3D space. However, as convolutions are usually evaluated as a whole, not much work has…

计算机视觉与模式识别 · 计算机科学 2023-10-04 Pedro Hermosilla

Learning embedding functions, which map semantically related inputs to nearby locations in a feature space supports a variety of classification and information retrieval tasks. In this work, we propose a novel, generalizable and fast method…

计算机视觉与模式识别 · 计算机科学 2018-09-05 Hong Xuan , Richard Souvenir , Robert Pless

In this work, we propose data augmentation methods for embeddings from pre-trained deep learning models that take a weighted combination of a pair of input embeddings, as inspired by Mixup, and combine such augmentation with extra label…

机器学习 · 计算机科学 2020-10-07 Cameron R. Wolfe , Keld T. Lundgaard

Monitoring sustainable development goals requires accurate and timely socioeconomic statistics, while ubiquitous and frequently-updated urban imagery in web like satellite/street view images has emerged as an important source for…

计算机视觉与模式识别 · 计算机科学 2023-02-28 Yu Liu , Xin Zhang , Jingtao Ding , Yanxin Xi , Yong Li

This study explores the integration of machine learning into urban aerial image analysis, with a focus on identifying infrastructure surfaces for cars and pedestrians and analyzing historical trends. It emphasizes the transition from…

计算机视觉与模式识别 · 计算机科学 2025-03-21 Miguel Ureña Pliego , Rubén Martínez Marín , Nianfang Shi , Takeru Shibayama , Ulrich Leth , Miguel Marchamalo Sacristán

Accurate short-term traffic prediction plays a pivotal role in various smart mobility operation and management systems. Currently, most of the state-of-the-art prediction models are based on graph neural networks (GNNs), and the required…

机器学习 · 计算机科学 2022-11-11 Mingxi Li , Yihong Tang , Wei Ma

A crime is a punishable offence that is harmful for an individual and his society. It is obvious to comprehend the patterns of criminal activity to prevent them. Research can help society to prevent and solve crime activates. Study shows…

机器学习 · 计算机科学 2020-03-23 Sohrab Hossain , Ahmed Abtahee , Imran Kashem , Mohammed Moshiul Hoque , Iqbal H. Sarker

Work zone is one of the major causes of non-recurrent traffic congestion and road incidents. Despite the significance of its impact, studies on predicting the traffic impact of work zones remain scarce. In this paper, we propose a data…

机器学习 · 计算机科学 2024-06-03 Qinhua Jiang , Xishun Liao , Yaofa Gong , Jiaqi Ma

As urban populations continue to grow, cities face numerous challenges in managing parking and determining occupancy. This issue is particularly pronounced in university campuses, where students need to find vacant parking spots quickly and…

机器学习 · 计算机科学 2025-08-21 Madyan Bagosher , Tala Mustafa , Mohammad Alsmirat , Amal Al-Ali , Isam Mashhour Al Jawarneh

Graph embedding techniques have led to significant progress in recent years. However, present techniques are not effective enough to capture the patterns of networks. This paper propose neighbor2vec, a neighbor-based sampling strategy used…

社会与信息网络 · 计算机科学 2022-01-11 Zhiming Lin

In this paper, a detailed study on crime classification and prediction using deep learning architectures is presented. We examine the effectiveness of deep learning algorithms on this domain and provide recommendations for designing and…

机器学习 · 计算机科学 2018-12-04 Panagiotis Stalidis , Theodoros Semertzidis , Petros Daras
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