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The growing public nature of academic journals along with current best practices of sharing primary data for scientific research are profoundly valuable for the understanding of a species and their conservation efforts. On the other hand,…

密码学与安全 · 计算机科学 2019-07-17 Hayyu Imanda , Joss Wright

With the pervasive use of smartphones that sense, collect, and process valuable information about the environment, ensuring location privacy has become one of the most important concerns in the modern age. A few recent research studies…

密码学与安全 · 计算机科学 2018-02-06 Arsalan Mosenia , Xiaoliang Dai , Prateek Mittal , Niraj Jha

Location-Based Services (LBSs) offer significant convenience to mobile users but pose significant privacy risks, as attackers can infer sensitive personal information through spatiotemporal correlations in user trajectories. Since users'…

密码学与安全 · 计算机科学 2025-11-27 Minghui Min , Jiahui Liu , Mingge Cao , Shiyin Li , Hongliang Zhang , Miao Pan , Zhu Han

Over the past few years, traffic congestion has continuously plagued the nation's transportation system creating several negative impacts including longer travel times, increased pollution rates, and higher collision risks. To overcome…

密码学与安全 · 计算机科学 2025-04-21 Isaac Adom , Mohammmad Iqbal Hossain , Hassan Mahmoud , Ahmad Alsharif , Mahmoud Nabil Mahmoud , Yang Xiao

Personal mobility data from mobile phones and other sensors are increasingly used to inform policymaking during pandemics, natural disasters, and other humanitarian crises. However, even aggregated mobility traces can reveal private…

密码学与安全 · 计算机科学 2024-11-25 Nitin Kohli , Emily Aiken , Joshua Blumenstock

Preserving the individuals' privacy in sharing spatial-temporal datasets is critical to prevent re-identification attacks based on unique trajectories. Existing privacy techniques tend to propose ideal privacy-utility tradeoffs, however,…

机器学习 · 计算机科学 2023-04-14 Yuting Zhan , Hamed Haddadi , Afra Mashhadi

This paper investigates the problem of forecasting multivariate aggregated human mobility while preserving the privacy of the individuals concerned. Differential privacy, a state-of-the-art formal notion, has been used as the privacy…

机器学习 · 计算机科学 2022-06-06 Héber H. Arcolezi , Jean-François Couchot , Denis Renaud , Bechara Al Bouna , Xiaokui Xiao

Data perturbation-based privacy-preserving methods have been widely adopted in various scenarios due to their efficiency and the elimination of the need for a trusted third party. However, these methods primarily focus on individual…

密码学与安全 · 计算机科学 2025-07-24 Hao Jiang , Quan Zhou , Dongdong Zhao , Shangshang Yang , Wenjian Luo , Xingyi Zhang

Location data can be extremely useful to study commuting patterns and disruptions, as well as to predict real-time traffic volumes. At the same time, however, the fine-grained collection of user locations raises serious privacy concerns, as…

密码学与安全 · 计算机科学 2016-10-11 Apostolos Pyrgelis , Emiliano De Cristofaro , Gordon Ross

With geographic message dissemination, connected vehicles can be served with traffic information in their proximity, thereby positively impacting road safety, traffic management, or routing. Since such messages are typically relevant in a…

密码学与安全 · 计算机科学 2020-11-05 Stefan Ruehrup , Stephan Krenn

Geospatial data statistics involve the aggregation and analysis of location data to derive the distribution of clients within geospatial. The need for privacy protection in geospatial data analysis has become paramount due to concerns over…

密码学与安全 · 计算机科学 2025-06-06 Chuan Zhang , Xuhao Ren , Zhangcheng Huang , Jinwen Liang , Jianzong Wang , Liehuang Zhu

Location data collection has become widespread with smart phones becoming ubiquitous. Smart phone apps often collect precise location data from users by offering \textit{free} services and then monetize it for advertising and marketing…

计算机与社会 · 计算机科学 2025-02-11 Naman Awasthi , Saad Mohammad Abrar , Daniel Smolyak , Vanessa Frias-Martinez

Mobile location-based services (LBSs) empowered by mobile crowdsourcing provide users with context-aware intelligent services based on user locations. As smartphones are capable of collecting and disseminating massive user location-embedded…

网络与互联网体系结构 · 计算机科学 2018-08-06 Fang-Jing Wu , Matthias R. Brust , Yan-Ann Chen , Tie Luo

With the increasing popularity of GPS-enabled hand-held devices, location-based applications and services have access to accurate and real-time location information, raising serious privacy concerns for their millions of users. Trying to…

密码学与安全 · 计算机科学 2014-06-17 Konstantinos Chatzikokolakis , Catuscia Palamidessi , Marco Stronati

As the modern world becomes increasingly digitized and interconnected, distributed signal processing has proven to be effective in processing its large volume of data. However, a main challenge limiting the broad use of distributed signal…

信号处理 · 电气工程与系统科学 2020-10-23 Qiongxiu Li , Richard Heusdens , Mads Græsbøll Christensen

Sharing trajectories is beneficial for many real-world applications, such as managing disease spread through contact tracing and tailoring public services to a population's travel patterns. However, public concern over privacy and data…

数据库 · 计算机科学 2021-08-23 Teddy Cunningham , Graham Cormode , Hakan Ferhatosmanoglu , Divesh Srivastava

As mobile devices and location-based services are increasingly developed in different smart city scenarios and applications, many unexpected privacy leakages have arisen due to geolocated data collection and sharing. User re-identification…

机器学习 · 计算机科学 2022-08-11 Yuting Zhan , Hamed Haddadi , Afra Mashhadi

The advent of numerous indoor location-based services (LBSs) and the widespread use of many types of mobile devices in indoor environments have resulted in generating a massive amount of people's location data. While geo-spatial data…

密码学与安全 · 计算机科学 2022-07-05 Hojjat Navidan , Vahideh Moghtadaiee , Niki Nazaran , Mina Alishahi

Air pollution has become a global concern for many years. Vehicular crowdsensing systems make it possible to monitor air quality at a fine granularity. To better utilize the sensory data with varying credibility, truth discovery frameworks…

网络与互联网体系结构 · 计算机科学 2023-05-16 Rui Liu , Jianping Pan

When it comes to location-based services (LBS), user privacy protection can be in conflict with security of both users and trips. While LBS providers could adopt privacy preservation mechanisms to obfuscate customer data, the accuracy of…

密码学与安全 · 计算机科学 2021-12-14 Dajiang Suo , M. Elena Renda , Jinhua Zhao