22 citations · 38 across the 20 of their papers we have counts for
22 papers
Byzantine-tolerant Distributed Grow-only Sets: Specification and Applications
Vicent Cholvi, Antonio Fernández Anta, Chryssis Georgiou +3
In order to formalize Distributed Ledger Technologies and their interconnections, a recent line of research work has formulated the notion of Distributed Ledger Object (DLO), which…
Fragmented Objects: Boosting Concurrency of Shared Large Objects
Antonio Fernandez Anta, Chryssis Georgiou, Theophanis Hadjistasi +3
This work examines strategies to handle large shared data objects in distributed storage systems (DSS), while boosting the number of concurrent accesses, maintaining strong consist…
CoronaSurveys: Using Surveys with Indirect Reporting to Estimate the Incidence and Evolution of Epidemics
Oluwasegun Ojo, Augusto García-Agundez, Benjamin Girault +22
The world is suffering from a pandemic called COVID-19, caused by the SARS-CoV-2 virus. National governments have problems evaluating the reach of the epidemic, due to having limit…
System Stability Under Adversarial Injection of Dependent Tasks
Vicent Cholvi, Juan Echagüe, Antonio Fernández Anta +1
In this work, we consider a computational model of a distributed system formed by a set of servers in which jobs, that are continuously arriving, have to be executed. Every job is…
Atomic Appends: Selling Cars and Coordinating Armies with Multiple Distributed Ledgers
Antonio Fernandez Anta, Chryssis Georgiou, Nicolas Nicolaou
The various applications using Distributed Ledger Technologies (DLT) or blockchains, have led to the introduction of a new `marketplace' where multiple types of digital assets may…
Internet Computing: Using Reputation to Select Workers from a Pool
Evgenia Christoforou, Antonio Fernández Anta, Chryssis Georgiou +1
The assignment and execution of tasks over the Internet is an inexpensive solution in contrast with supercomputers. We consider an Internet-based Master-Worker task computing appro…