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270
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SIGIR
2012
ACM
13 years 9 months ago
2012
ACM
Positional ranking functions, widely used in web search engines, improve result quality by exploiting the positions of the query terms within documents. However, it is well known ...
206
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ISCA
2012
IEEE
13 years 9 months ago
2012
IEEE
Memory system reliability is a serious and growing concern in modern servers. Existing chipkill-level memory protection mechanisms suffer from several drawbacks. They activate a l...
183
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ICALP
2009
Springer
16 years 7 months ago
2009
Springer
We initiate the study of sublinear-time algorithms in the external memory model [14]. In this model, the data is stored in blocks of a certain size B, and the algorithm is charged...
265
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SIGMOD
2005
ACM
16 years 6 months ago
2005
ACM
A defining characteristic of continuous queries over on-line data streams, possibly bounded by sliding windows, is the potentially infinite and time-evolving nature of their input...
185
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CVPR
2010
IEEE
16 years 3 months ago
2010
IEEE
Optical character recognition (OCR) remains a difficult problem for noisy documents or documents not scanned at high resolution. Many current approaches rely on stored font models...