10890 search results - page 1909 / 2178 » Automatic Complexity Analysis |
197
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CORR
2007
Springer
15 years 6 months ago
2007
Springer
For digraphs G and H, a homomorphism of G to H is a mapping f : V (G)→V (H) such that uv ∈ A(G) implies f(u)f(v) ∈ A(H). If, moreover, each vertex u ∈ V (G) is associated ...
160
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CSCL
2007
15 years 6 months ago
2007
This article describes the impact of learning in asynchronous discussion groups on students’ levels of knowledge construction. A design-based approach enabled the comparison of t...
158
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JACM
2006
15 years 6 months ago
2006
Parallel independent disks can enhance the performance of external memory (EM) algorithms, but the programming task is often di cult. In this paper we develop randomized variants ...
171
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JRTIP
2008
15 years 6 months ago
2008
Abstract The multiple reference frames motion estimation approach used in H.264 is computationally intensive. This paper presents a fast or computationally efficient feature-assist...
155
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JCM
2006
15 years 6 months ago
2006
Recent FCC proceedings have considered the notion of unlicensed device operation in licensed bands. Licensed users are concerned about harmful interference while unlicensed device ...