13841 search results - page 2650 / 2769 » Algorithms and Constraint Programming |
106
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SIGCOMM
2009
ACM
15 years 9 months ago
2009
ACM
SMS-based web search is different from traditional web search in that the final response to a search query is limited to a very small number of bytes (typically 1-2 SMS messages...
137
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SMA
2009
ACM
15 years 9 months ago
2009
ACM
In this paper, we present a semi-automatic approach to efficiently and robustly recover the characteristic feature curves of a given free-form surface. The technique supports a s...
156
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FOCS
2008
IEEE
15 years 9 months ago
2008
IEEE
We prove that approximating the Max Acyclic Subgraph problem within a factor better than 1/2 is Unique-Games hard. Specifically, for every constant ε > 0 the following holds:...
131
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GLOBECOM
2008
IEEE
15 years 9 months ago
2008
IEEE
Abstract—Consider a communications system where the detector generates a mix of hard and soft outputs, which are then fed into a soft-input channel decoder. In such a setting, it...
132
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GLOBECOM
2008
IEEE
15 years 9 months ago
2008
IEEE
Abstract—It has been recently shown that base station cooperation may yield great capacity improvement in downlink multiple antenna cellular networks. However, the proposed solut...