Sökning: "Tamer Özsu"

Hittade 2 avhandlingar innehållade orden Tamer Özsu.

1. 1. Real-time data stream clustering over sliding windows

   Författare :Sobhan Badiozamany; Tore Risch; Tamer Özsu; Uppsala universitet; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Data streaming; Sliding windows; Clustering; ; Datavetenskap med inriktning mot databasteknik; Computer Science with specialization in Database Technology;

   Sammanfattning : In many applications, e.g. urban traffic monitoring, stock trading, and industrial sensor data monitoring, clustering algorithms are applied on data streams in real-time to find current patterns. Here, sliding windows are commonly used as they capture concept drift. LÄS MER

3. 2. Query Processing for Peer Mediator Databases

   Författare :Timour Katchaounov; Tore Risch; Tamer Özsu; Uppsala universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; data integration; mediators; query processing; Computer science; Datalogi;

   Sammanfattning : The ability to physically interconnect many distributed, autonomous and heterogeneous software systems on a large scale presents new opportunities for sharing and reuse of existing, and for the creataion of new information and new computational services. However, finding and combining information in many such systems is a challenge even for the most advanced computer users. LÄS MER