26957 search results - page 325 / 5392 » Information Systems Modernization |
169
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VTC
2006
IEEE
16 years 20 days ago
2006
IEEE
— In this paper, we investigate the adaptive resource allocation problem in multiuser multihop OFDM systems. Assuming that base station(BS) knows all channel information, we form...
167
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VTC
2006
IEEE
16 years 20 days ago
2006
IEEE
— In this paper, we compare two selective-repeat automatic-repeat-request (SR-ARQ) protocols for spatial multiplexing multiple-input multiple-output (MIMO) orthogonal frequency-d...
167
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PDC
2004
ACM
16 years 3 days ago
2004
ACM
To compare the outcomes of participatory and user-centered contextual design, case study methods and the Activity Checklist derived from Activity Theory are used to analyze two sy...
149
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HICSS
2003
IEEE
15 years 12 months ago
2003
IEEE
The research reported in this paper employed Narrative Inquiry in an innovative way in a study of the key factors that influence the career paths of information systems (IS) profe...
192
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ER
2008
Springer
15 years 8 months ago
2008
Springer
Due to a turbulent market enterprises should be able to adapt their business processes in a quick and flexible way. This requires adaptive process-aware information systems (PAISs)...