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ICPR
2000
IEEE
14 years 8 months ago
Automatic Video Scene Extraction by Shot Grouping
For more efficient organizing, browsing, and retrieving digital video content, it is important to extract video structure information at both scene and shot levels. This paper pre...
Tong Lin, HongJiang Zhang
SIGMOD
2007
ACM
145views Database» more  SIGMOD 2007»
14 years 7 months ago
Why off-the-shelf RDBMSs are better at XPath than you might expect
To compensate for the inherent impedance mismatch between the relational data model (tables of tuples) and XML (ordered, unranked trees), tree join algorithms have become the prev...
Torsten Grust, Jan Rittinger, Jens Teubner
SIGMOD
2007
ACM
229views Database» more  SIGMOD 2007»
14 years 7 months ago
Spark: top-k keyword query in relational databases
With the increasing amount of text data stored in relational databases, there is a demand for RDBMS to support keyword queries over text data. As a search result is often assemble...
Yi Luo, Xuemin Lin, Wei Wang 0011, Xiaofang Zhou
HT
2006
ACM
14 years 1 months ago
Implementation and evaluation of a quality-based search engine
In this paper, an approach for the implementation of a qualitybased Web search engine is proposed. Quality retrieval is introduced and an overview on previous efforts to implement...
Thomas Mandl
CIDR
2009
140views Algorithms» more  CIDR 2009»
13 years 8 months ago
Energy Efficiency: The New Holy Grail of Data Management Systems Research
Energy costs are quickly rising in large-scale data centers and are soon projected to overtake the cost of hardware. As a result, data center operators have recently started turni...
Stavros Harizopoulos, Mehul A. Shah, Justin Meza, ...