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101
Voted
BTW
2015
Springer
17views Database» more  BTW 2015»
9 years 11 months ago
Energy and Performance - Can a Wimpy-Node Cluster Challenge a Brawny Server
: Traditional DBMS servers are often over-provisioned for most of their daily workloads and, because they do not provide energy proportionality, waste more energy than necessary. A...
Daniel Schall 0002, Theo Härder
93
Voted
BTW
2015
Springer
12views Database» more  BTW 2015»
9 years 11 months ago
Sampling with incremental mapreduce
: The goal of this paper is to increase the computation speed of MapReduce jobs by reducing the accuracy of the result. Often, the timely processing is more important than the prec...
Marc Schäfer, Johannes Schildgen, Stefan De&s...
99
Voted
BTW
2015
Springer
24views Database» more  BTW 2015»
9 years 11 months ago
Preference Analytics in EXASolution
Abstract: Skyline queries and the more general concept of preferences are wellknown in the database community and there are many academic approaches for the computation of the best...
Stefan Mandl, Oleksandr Kozachuk, Markus Endres, W...
90
Voted
BTW
2015
Springer
7views Database» more  BTW 2015»
9 years 11 months ago
Implementierung von IR-Modellen auf Basis spaltenorientierter Datenbanken oder invertierter Listen
Abstract: Im Information Retrieval (IR) wird die Anwendung spaltenorientierter Datenbankmanagementsysteme (DBMS) diskutiert, um u.a. durch die Trennung von Datenhaltung und Suchlog...
Thomas Stadelmann, Daniel Blank, Andreas Henrich
100
Voted
BTW
2015
Springer
23views Database» more  BTW 2015»
9 years 11 months ago
Musical similarity analysis based on chroma features and text retrieval methods
: At the present day the world wide web is full of music. Highly effective algorithms for music compression and high data storage has made it easy to access all kind of music easil...
David Englmeier, Nina Hubig, Sebastian Goebl, Chri...