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Cross-institutional healthcare predictive modeling can accelerate research and facilitate quality improvement initiatives, and thus is important for national healthcare delivery priorities. For example, a model that predicts risk of…

Computers and Society · Computer Science 2018-02-07 Tsung-Ting Kuo , Lucila Ohno-Machado

Crowdfunding platforms face high transaction fees, need for more transparency, and trust deficits. These issues deter contributors and entrepreneurs from effectively leveraging crowdfunding for innovation and growth. Blockchain technology…

Computational Engineering, Finance, and Science · Computer Science 2025-01-22 Mustafa Savas Unsal

On-chain crowdsourcing leverages blockchain's decentralization, transparency, and tamper-resistance to build trustworthy and verifiable Web3 crowdsourced services. However, existing decentralized reputation frameworks do not reconcile…

Cryptography and Security · Computer Science 2026-05-20 Mouhamed Amine Bouchiha , Mourad Rabah , Ronan Champagnat , Abdelaziz Amara Korba , Yacine Ghamri-Doudane

Similar to other transaction processing frameworks, blockchain systems need to be dynamically reconfigured to adapt to varying workloads and changes in network conditions. However, achieving optimal reconfiguration is particularly…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-06-11 Jeeta Ann Chacko , Ruben Mayer , Hans-Arno Jacobsen

The state-of-the-art for auditing and reproducing scientific applications on high-performance computing (HPC) systems is through a data provenance subsystem. While recent advances in data provenance lie in reducing the performance overhead…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-02-04 Abdullah Al-Mamun , Dongfang Zhao

We propose a novel reputation system to stimulate well-behaviour, and competition in online markets. Our reputation system is suited for markets where a publicly-verifiable "proof-of-misbehaviour" can be generated when one party misbehaves.…

Cryptography and Security · Computer Science 2020-12-22 Sonbol Rahimpour , Majid Khabbazian

Today's vehicles are becoming cyber-physical systems that do not only communicate with other vehicles but also gather various information from hundreds of sensors within them. These developments help create smart and connected (e.g.,…

Cryptography and Security · Computer Science 2018-11-09 Mumin Cebe , Enes Erdin , Kemal Akkaya , Hidayet Aksu , Selcuk Uluagac

Applying advanced digital technologies such as artificial intelligence (AI), blockchain (BLC), bigdata analytics (BDA) and digital twin (DT)/simulations to enhance supply chain resilience (SCRes) has been widely discussed in light of the…

Computational Engineering, Finance, and Science · Computer Science 2026-03-02 Yang Hu

The automotive industry has seen an increased need for connectivity, both as a result of the advent of autonomous driving and the rise of connected cars and truck fleets. This shift has led to issues such as trusted coordination and a wider…

Cryptography and Security · Computer Science 2019-07-08 Parth Singhal , Siddharth Masih

The ubiquity of connecting technologies in smart vehicles and the incremental automation of its functionalities promise significant benefits, including a significant decline in congestion and road fatalities. However, increasing automation…

Cryptography and Security · Computer Science 2020-07-22 Chuka Oham , Regio Michelin , Salil S. Kanhere , Raja Jurdak , Sanjay Jha

This paper introduces a novel blockchain-enabled authentication and communications network for scalable Internet of Vehicles, which aims to bolster security and confidentiality, diminish communications latency, and reduce dependence on…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-05-15 Qi Shi , Jingyi Sun , Hanwei Fu , Peizhe Fu , Jiayuan Ma , Hao Xu , Erwu Liu

Advances in blockchains have influenced the State-Machine-Replication (SMR) world and many state-of-the-art blockchain-SMR solutions are based on two pillars: Chaining and Leader-rotation. A predetermined round-robin mechanism used for…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-10-05 Shir Cohen , Rati Gelashvili , Lefteris Kokoris Kogias , Zekun Li , Dahlia Malkhi , Alberto Sonnino , Alexander Spiegelman

Blockchain technology enables stakeholders to conduct trusted data sharing and exchange without a trusted centralized institution. These features make blockchain applications attractive to enhance trustworthiness in very different contexts.…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-07-18 Xiaohui Zhang , Mingying Xue , Xianghua Miao

As a highly scalable permissioned blockchain platform, Hyperledger Fabric supports a wide range of industry use cases ranging from governance to finance. In this paper, we propose a model to analyze the performance of a Hyperledgerbased…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-02-11 Pu Yuan , Kan Zheng , Xiong Xiong , Kuan Zhang , Lei Lei

Nowadays, sharding is deemed as a promising way to save traditional blockchain protocols from their low scalability. However, such technique also brings several potential risks and huge communication overheads. An improper design may give…

Cryptography and Security · Computer Science 2022-01-03 Mengqian Zhang , Jichen Li , Zhaohua Chen , Hongyin Chen , Xiaotie Deng

Hierarchical Federated Learning (HFL) is introduced as a promising technique that allows model owners to fully exploit computational resources and bandwidth resources to train the global model. However, due to the high training cost, a…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-05-13 Hongze Liu , Jie Li , Shijing Yuan , Wenqi Cao , Bowen Li

Vehicular networks promise features such as traffic management, route scheduling, data exchange, entertainment, and much more. With any large-scale technological integration comes the challenge of providing security. Blockchain technology…

Cryptography and Security · Computer Science 2022-01-14 Tejasvi Alladi , Vinay Chamola , Nishad Sahu , Vishnu Venkatesh , Adit Goyal , Mohsen Guizani

Unmanned Aerial Vehicles (UAVs) have significant potential for agile communication and relief coordination in post-disaster scenarios, particularly when ground infrastructure is compromised. However, efficiently coordinating and securing…

Cryptography and Security · Computer Science 2024-03-11 Sana Hafeez , Runze Cheng , Lina Mohjazi , Yao Sun , Muhammad Ali Imran

Vehicular Cloud Computing (VCC) leverages the idle computing capacity of vehicles to execute end-users' offloaded tasks without requiring new computation infrastructure. Despite its conceptual appeal, VCC adoption is hindered by the lack of…

Computer Science and Game Theory · Computer Science 2025-10-03 Rosario Patanè , Andrea Araldo , Nadjib Achir , Lila Boukhatem

This thesis provides an in-depth exploration of the Decentralized Co-governance Crowdfunding (DCC) Ecosystem, a novel solution addressing prevailing challenges in conventional crowdfunding methods faced by MSMEs and innovative projects.…

Computers and Society · Computer Science 2023-06-05 Bingyou Chen , Yu Luo , Jieni Li , Yujian Li , Ying Liu , Fan Yang , Junge Bo , Yanan Qiao
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