We describe the WebCLEF 2008 task. Similarly to the 2007 edition of WebCLEF, the 2008 edition implements a multilingual "information synthesis" task, where, for a given t...
Frequent elements and top-k queries constitute an important class of queries for data stream analysis applications. Certain applications require answers for both frequent elements...
Public-key based certificates provide a standard way to prove one's identity, as attested by some certificate authority (CA). However, plain certificates provide a binary ide...
The development of data warehouses is based on a threestage process that starts specifying both the static and dynamic properties of on-line analytical processing (OLAP) applicati...
Web services are open, interoperable, easy to integrate and reuse, and are extensively used in many application domains. Research and best practices have produced excellent support...
Leen Lambers, Leonardo Mariani, Hartmut Ehrig, Mau...