Ion Constantinescu

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Publications associées (4)

Multiversion concurrency control for the generalized search tree

Boi Faltings, Samuel Spycher, Ion Constantinescu

Many read-intensive systems where fast access to data is more important than the rate at which data can change make use of multidimensional index structures, like the generalized search tree (GiST). Although in these systems the indexed data are rarely upd ...

2009

Extending Peer-to-Peer Networks for Approximate Search

Ion Constantinescu, Alain Mowat, Roman Schmidt, Michael Ignaz Schumacher

Peer-to-Peer (P2P) networks are used worldwide for many applications such as file sharing or news servers. There are many different implementations available, each with its pros and cons. In this paper, we propose a way to enable approximate queries in a P ...

2008

A Multiagent System for the Reliable Execution of Automatically Composed Ad-hoc Processes

Boi Faltings, Ion Constantinescu

Springer, Kluwer Academic Publishers2006

Service discovery, composition and execution for large scale open environments

Ion Constantinescu

In today's largest open environment, the World Wide Web, human-to-computer interactions are predominant. The natural evolution envisioned by many people is towards a Web in which the majority of interactions will be computer-to-computer. This has certain b ...

EPFL2006

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