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The fast development of location-based social networks (LBSNs) has led to significant changes in society, resulting in popular studies of using LBSN data for socioeconomic prediction, e.g., regional population and commercial activity…

计算与语言 · 计算机科学 2024-11-20 Zhilun Zhou , Jingyang Fan , Yu Liu , Fengli Xu , Depeng Jin , Yong Li

Learning transferable multimodal embeddings for urban environments is challenging because urban understanding is inherently spatial, yet existing datasets and benchmarks lack explicit alignment between street-view images and urban…

计算机视觉与模式识别 · 计算机科学 2026-02-10 Jie Zhang , Xingtong Yu , Yuan Fang , Rudi Stouffs , Zdravko Trivic

With everyone trying to enter the real estate market nowadays, knowing the proper valuations for residential and commercial properties has become crucial. Past researchers have been known to utilize static real estate data (e.g. number of…

机器学习 · 计算机科学 2022-05-04 Walter Coleman , Ben Johann , Nicholas Pasternak , Jaya Vellayan , Natasha Foutz , Heman Shakeri

Urban forecasting has increasingly benefited from high-dimensional spatial data through two primary approaches: graph-based methods that rely on predefined spatial structures, and region-based methods that focus on learning expressive urban…

人工智能 · 计算机科学 2025-06-18 Yuhao Jia , Zile Wu , Shengao Yi , Yifei Sun , Xiao Huang

Predicting the future motion of vehicles has been studied using various techniques, including stochastic policies, generative models, and regression. Recent work has shown that classification over a trajectory set, which approximates…

机器学习 · 计算机科学 2021-01-15 Freddy A. Boulton , Elena Corina Grigore , Eric M. Wolff

In this paper, we present a novel approach to predict crime in a geographic space from multiple data sources, in particular mobile phone and demographic data. The main contribution of the proposed approach lies in using aggregated and…

计算机与社会 · 计算机科学 2014-09-11 Andrey Bogomolov , Bruno Lepri , Jacopo Staiano , Nuria Oliver , Fabio Pianesi , Alex Pentland

Predicting socioeconomic indicators within urban regions is crucial for fostering inclusivity, resilience, and sustainability in cities and human settlements. While pioneering studies have attempted to leverage multi-modal data for…

计算机视觉与模式识别 · 计算机科学 2026-01-30 Xixian Yong , Xiao Zhou

LiDAR (short for "Light Detection And Ranging" or "Laser Imaging, Detection, And Ranging") technology can be used to provide detailed three-dimensional elevation maps of urban and rural landscapes. To date, airborne LiDAR imaging has been…

机器学习 · 计算机科学 2022-08-03 Matthew Stevenson , Christophe Mues , Cristián Bravo

Despite many advances in deep-learning based semantic segmentation, performance drop due to distribution mismatch is often encountered in the real world. Recently, a few domain adaptation and active learning approaches have been proposed to…

计算机视觉与模式识别 · 计算机科学 2018-07-31 Yu-Ting Chen , Wen-Yen Chang , Hai-Lun Lu , Tingfan Wu , Min Sun

This work explores the application of ensemble modeling to the multidimensional regression problem of trajectory prediction for vehicles in urban environments. As newer and bigger state-of-the-art prediction models for autonomous driving…

机器学习 · 计算机科学 2025-09-18 Divya Thuremella , Yi Yang , Simon Wanna , Lars Kunze , Daniele De Martini

The increasing availability of urban data offers new opportunities for learning region representations, which can be used as input to machine learning models for downstream tasks such as check-in or crime prediction. While existing…

机器学习 · 计算机科学 2025-06-05 Fengze Sun , Yanchuan Chang , Egemen Tanin , Shanika Karunasekera , Jianzhong Qi

Urban profiling aims to predict urban profiles in unknown regions and plays a critical role in economic and social censuses. Existing approaches typically follow a two-stage paradigm: first, learning representations of urban areas; second,…

机器学习 · 计算机科学 2025-08-06 Ruixing Zhang , Bo Wang , Tongyu Zhu , Leilei Sun , Weifeng Lv

Predicting commuting flows based on infrastructure and land-use information is critical for urban planning and public policy development. However, it is a challenging task given the complex patterns of commuting flows. Conventional models,…

物理与社会 · 物理学 2020-08-25 Zhicheng Liu , Fabio Miranda , Weiting Xiong , Junyan Yang , Qiao Wang , Claudio T. Silva

For many types of machine learning algorithms, one can compute the statistically `optimal' way to select training data. In this paper, we review how optimal data selection techniques have been used with feedforward neural networks. We then…

人工智能 · 计算机科学 2014-11-17 D. A. Cohn , Z. Ghahramani , M. I. Jordan

The expansion of short-term rental platforms, such as Airbnb, has significantly disrupted local housing markets, often leading to increased rental prices and housing affordability issues. Accurately forecasting regional Airbnb market trends…

人工智能 · 计算机科学 2025-11-19 Hongju Lee , Youngjun Park , Jisun An , Dongman Lee

Pre-training is a dominant paradigm in computer vision. For example, supervised ImageNet pre-training is commonly used to initialize the backbones of object detection and segmentation models. He et al., however, show a surprising result…

计算机视觉与模式识别 · 计算机科学 2020-11-17 Barret Zoph , Golnaz Ghiasi , Tsung-Yi Lin , Yin Cui , Hanxiao Liu , Ekin D. Cubuk , Quoc V. Le

Autoencoders are commonly trained using element-wise loss. However, element-wise loss disregards high-level structures in the image which can lead to embeddings that disregard them as well. A recent improvement to autoencoders that helps…

计算机视觉与模式识别 · 计算机科学 2020-04-06 Gustav Grund Pihlgren , Fredrik Sandin , Marcus Liwicki

Real estate contributes significantly to all major economies around the world. In particular, house prices have a direct impact on stakeholders, ranging from house buyers to financing companies. Thus, a plethora of techniques have been…

机器学习 · 计算机科学 2020-09-02 Sarkar Snigdha Sarathi Das , Mohammed Eunus Ali , Yuan-Fang Li , Yong-Bin Kang , Timos Sellis

Traffic congestion at intersections is a significant issue in urban areas, leading to increased commute times, safety hazards, and operational inefficiencies. This study aims to develop a predictive model for congestion at intersections in…

机器学习 · 计算机科学 2024-11-28 Tara Kelly , Jessica Gupta

Understanding and anticipating human activity is an important capability for intelligent systems in mobile robotics, autonomous driving, and video surveillance. While learning from demonstrations with on-site collected trajectory data is a…

机器人学 · 计算机科学 2021-02-18 Andrey Rudenko , Luigi Palmieri , Johannes Doellinger , Achim J. Lilienthal , Kai O. Arras