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Efficient live exploration of a dynamic ring with mobile robots (2023)
Journal Article
Mandal, S., Molla, A. R., & Moses Jr., W. K. (2023). Efficient live exploration of a dynamic ring with mobile robots. Theoretical Computer Science, 980, Article 114201. https://doi.org/10.1016/j.tcs.2023.114201

The graph exploration problem requires a group of mobile robots, initially placed arbitrarily on the nodes of a graph, to work collaboratively to explore the graph such that each node is eventually visited by at least one robot. One important require... Read More about Efficient live exploration of a dynamic ring with mobile robots.

Federated-ANN based Critical Path Analysis and Health Recommendations for MapReduce Workflows in Consumer Electronics Applications (2023)
Journal Article
Demirbaga, U., & Aujla, G. S. (2023). Federated-ANN based Critical Path Analysis and Health Recommendations for MapReduce Workflows in Consumer Electronics Applications. IEEE Transactions on Consumer Electronics, 1-1. https://doi.org/10.1109/tce.2023.3318813

Although much research has been done to improve the performance of big data systems, predicting the performance degradation of these systems quickly and efficiently remains a significant challenge. Unfortunately, the complexity of big data systems is... Read More about Federated-ANN based Critical Path Analysis and Health Recommendations for MapReduce Workflows in Consumer Electronics Applications.

Physical-layer Jammer Detection in Multi-hop IoT Networks (2023)
Journal Article
Abdollahi, M., Malekinasab, K., Tu, W., & Bag-Mohammadi, M. (2023). Physical-layer Jammer Detection in Multi-hop IoT Networks. IEEE Internet of Things Journal, https://doi.org/10.1109/JIOT.2023.3291997

The presence of a jammer in an IoT network severely degrades all communication efforts between adjacent wireless devices. The situation is getting worse due to retransmission attempts made by affected devices. Therefore, jammers must be detected or l... Read More about Physical-layer Jammer Detection in Multi-hop IoT Networks.

Trusted Explainable AI for 6G-Enabled Edge Cloud Ecosystem (2023)
Journal Article
Garg, S., Kaur, K., Aujla, G. S., Kaddoum, G., Garigipati, P., & Guizani, M. (2023). Trusted Explainable AI for 6G-Enabled Edge Cloud Ecosystem. IEEE Wireless Communications, 30(3), 163-170. https://doi.org/10.1109/mwc.016.220047

The journey to the next decade of smart cellular connectivity, sixth-generation (6G) networks, has already begun, even though 6G is still in its nascent stages and far from its deployment. In telecommunications, 6G networks have gained the attention... Read More about Trusted Explainable AI for 6G-Enabled Edge Cloud Ecosystem.

Compliance Checking of Cloud Providers: Design and Implementation (2023)
Journal Article
Barati, M., Adu-Duodu, K., Rana, O., Aujla, G. S., & Ranjan, R. (2023). Compliance Checking of Cloud Providers: Design and Implementation. Distributed Ledger Technologies: Research and Practice, 2(2), 1-20. https://doi.org/10.1145/3585538

The recognition of capabilities supplied by cloud systems is presently growing. Collecting or sharing healthcare data and sensitive information especially during the Covid-19 pandemic has motivated organizations and enterprises to leverage the upside... Read More about Compliance Checking of Cloud Providers: Design and Implementation.

GDPR compliance verification through a user-centric blockchain approach in multi-cloud environment (2023)
Journal Article
Ahmad, H., & Aujla, G. S. (2023). GDPR compliance verification through a user-centric blockchain approach in multi-cloud environment. Computers and Electrical Engineering, 109, https://doi.org/10.1016/j.compeleceng.2023.108747

With cloud-hosted web applications becoming ubiquitous, the security risks presented for user personal data that is migrated to the cloud are at an all-time high. When using a cloud-hosted web application, users only ever interact with web interfaces... Read More about GDPR compliance verification through a user-centric blockchain approach in multi-cloud environment.

Termination of amnesiac flooding (2023)
Journal Article
Hussak, W., & Trehan, A. (2023). Termination of amnesiac flooding. Distributed Computing, 36(2), 193-207. https://doi.org/10.1007/s00446-023-00448-y

We consider a stateless ‘amnesiac’ variant of the stateful distributed network flooding algorithm, expanding on our conference papers [PODC’19, STACS’20]. Flooding begins with a set of source ‘initial’ nodes I seeking to broadcast a message M in roun... Read More about Termination of amnesiac flooding.

An accurate RSS/AoA-based localization method for internet of underwater things (2023)
Journal Article
Pourkabirian, A., Kooshki, F., Anisi, M. H., & Jindal, A. (2023). An accurate RSS/AoA-based localization method for internet of underwater things. Ad Hoc Networks, 145, Article 103177. https://doi.org/10.1016/j.adhoc.2023.103177

Localization is an important issue for Internet of Underwater Things (IoUT) since the performance of a large number of underwater applications highly relies on the position information of underwater sensors. In this paper, we propose a hybrid localiz... Read More about An accurate RSS/AoA-based localization method for internet of underwater things.

Parameterized temporal exploration problems (2023)
Journal Article
Erlebach, T., & Spooner, J. T. (2023). Parameterized temporal exploration problems. Journal of Computer and System Sciences, 135, 73-88. https://doi.org/10.1016/j.jcss.2023.01.003

In this paper we study the fixed-parameter tractability of the problem of deciding whether a given temporal graph G admits a temporal walk that visits all vertices (temporal exploration) or, in some problem variants, a certain subset of the vertices.... Read More about Parameterized temporal exploration problems.

Health Monitoring and Diagnosis for Geo-Distributed Edge Ecosystem in Smart City (2023)
Journal Article
Wen, W., Demirbaga, U., Singh, A., Jindal, A., Batth, R. S., Zhang, P., & Aujla, G. S. (2023). Health Monitoring and Diagnosis for Geo-Distributed Edge Ecosystem in Smart City. IEEE Internet of Things Journal, 10(21), 18571-18578. https://doi.org/10.1109/jiot.2023.3247640

With the increasing number of Internet of Things (IoT) devices being deployed and used in daily life, the load on computational devices has grown exponentially. This situation is more prevalent in smart cities where such devices are used for autonomo... Read More about Health Monitoring and Diagnosis for Geo-Distributed Edge Ecosystem in Smart City.

A distributed task orchestration scheme in collaborative vehicular cloud edge networks (2022)
Journal Article
Mittal, S., Dudeja, R. K., Bali, R. S., & Aujla, G. S. (2022). A distributed task orchestration scheme in collaborative vehicular cloud edge networks. Computing, https://doi.org/10.1007/s00607-022-01119-9

The next generation vehicular networks would be expected to support a wide array of cutting edge applications concerning intelligent transportation system (ITS). Due to this reason, the scale and complexity of ITS-based compute-intensive tasks has ex... Read More about A distributed task orchestration scheme in collaborative vehicular cloud edge networks.

Round-competitive algorithms for uncertainty problems with parallel queries (2022)
Journal Article
Erlebach, T., Hoffmann, M., & de Lima, M. S. (2023). Round-competitive algorithms for uncertainty problems with parallel queries. Algorithmica, 85(2), 406-443. https://doi.org/10.1007/s00453-022-01035-6

In computing with explorable uncertainty, one considers problems where the values of some input elements are uncertain, typically represented as intervals, but can be obtained using queries. Previous work has considered query minimization in the sett... Read More about Round-competitive algorithms for uncertainty problems with parallel queries.

MapChain: A Blockchain-based Verifiable Healthcare Service Management in IoT-based Big Data Ecosystem (2022)
Journal Article
Demirbaga, U., & Aujla, G. S. (2022). MapChain: A Blockchain-based Verifiable Healthcare Service Management in IoT-based Big Data Ecosystem. IEEE Transactions on Network and Service Management, 19(4), 3896-3907. https://doi.org/10.1109/tnsm.2022.3204851

Internet of Things (IoT)-based Healthcare services, which are becoming more widespread today, continuously generate huge amounts of data which is often called big data. Due to the magnitude and intricacy of the data, it is difficult to find valuable... Read More about MapChain: A Blockchain-based Verifiable Healthcare Service Management in IoT-based Big Data Ecosystem.

Exploration of k-Edge-Deficient Temporal Graphs (2022)
Journal Article
Erlebach, T., & Spooner, J. T. (2022). Exploration of k-Edge-Deficient Temporal Graphs. Acta Informatica, 59(4), 387-407. https://doi.org/10.1007/s00236-022-00421-5

A temporal graph with lifetime L is a sequence of L graphs G1, . . . , GL, called layers, all of which have the same vertex set V but can have different edge sets. The underlying graph is the graph with vertex set V that contains all the edges that a... Read More about Exploration of k-Edge-Deficient Temporal Graphs.

On the Analysis and Evaluation of Proximity Based Load Balancing Policies (2022)
Journal Article
Panigrahy, N. K., Vasantam, T., Basu, P., Towsley, D., Swami, A., & Leung, K. K. (2022). On the Analysis and Evaluation of Proximity Based Load Balancing Policies. ACM Transactions on Modeling and Performance Evaluation of Computing Systems, 7(2-4), Article 6. https://doi.org/10.1145/3549933

Distributed load balancing is the act of allocating jobs among a set of servers as evenly as possible. The static interpretation of distributed load balancing leads to formulating the load balancing problem as a classical balls and bins problem with... Read More about On the Analysis and Evaluation of Proximity Based Load Balancing Policies.

A comprehensive survey on software‐defined networking for smart communities (2022)
Journal Article
Chaudhary, R., Aujla, G. S., Kumar, N., & Chouhan, P. K. (2022). A comprehensive survey on software‐defined networking for smart communities. International Journal of Communication Systems, https://doi.org/10.1002/dac.5296

The need to provide services closer to the end-user proximity leads to the exchange of a large volume of data generated from the smart devices deployed at different geo-distributed sites. The massive amount of data generated from the smart devices ne... Read More about A comprehensive survey on software‐defined networking for smart communities.