13224 search results - page 2329 / 2645 » Self-monitoring for Computer Users |
141
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HICSS
2007
IEEE
16 years 1 months ago
2007
IEEE
Prior research suggests people have trouble juggling effort across multiple projects with multiple partners. We investigated this problem, with an experiment where groups of four ...
172
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ICASSP
2007
IEEE
16 years 1 months ago
2007
IEEE
This paper introduces a composite learning approach for image retrieval with relevance feedback. The proposed system combines the radial basis function (RBF) based lowlevel learni...
179
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
Abstract―We have been proposing multi-beam MIMO (MBMIMO) as an Evolved UTRA downlink MIMO scheme for 3GPP long term evolution (LTE). MB-MIMO is a pre-coding MIMO scheme that uses...
154
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
Abstract— Adding SDMA capabilities to modern wireless communication systems like IEEE 802.16 WiMAX promises high system capacity gains but raises the problem of combining orthogo...
199
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
— This paper describes a combined modulation scheme for time hopping ultra wideband (TH-UWB) radio systems using on-off keying (OOK) and pulse shape modulation (PSM). For this sc...