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» Evaluation of Query Performance Prediction Methods by Range
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VLDB
2007
ACM
166views Database» more  VLDB 2007»
15 years 10 months ago
To Share or Not To Share?
Intuitively, aggressive work sharing among concurrent queries in a database system should always improve performance by eliminating redundant computation or data accesses. We show...
Ryan Johnson, Nikos Hardavellas, Ippokratis Pandis...
ICMCS
2010
IEEE
178views Multimedia» more  ICMCS 2010»
15 years 5 months ago
Optimal configuration of hash table based multimedia fingerprint databases using weak bits
The increasingly large amount of digital multimedia content has created a need for technologies to search and identify multimedia files. Multimedia fingerprinting has been widely ...
Claus Bauer, Regunathan Radhakrishnan, Wenyu Jiang
ICDE
2004
IEEE
140views Database» more  ICDE 2004»
16 years 6 months ago
Approximate Aggregation Techniques for Sensor Databases
In the emerging area of sensor-based systems, a significant challenge is to develop scalable, fault-tolerant methods to extract useful information from the data the sensors collec...
Jeffrey Considine, Feifei Li, George Kollios, John...
ICIAR
2004
Springer
15 years 10 months ago
Inspecting Colour Tonality on Textured Surfaces
We present a multidimensional histogram method to inspect tonality on colour textured surfaces, e.g. ceramic tiles. Comparison in the noise dominated chromatic channels is error pr...
Xianghua Xie, Majid Mirmehdi, Barry T. Thomas
IS
2002
15 years 4 months ago
Signature-based structures for objects with set-valued attributes
Aiming at the efficient retrieval of objects with set-valued attributes, we introduce three variations of a new method in order to satisfy subset and superset queries. Our approac...
Eleni Tousidou, Panayiotis Bozanis, Yannis Manolop...