نتایج جستجو برای: organizational efficiency
تعداد نتایج: 475031 فیلتر نتایج به سال:
Ad Hoc multihop cellular access is considered to be a strong candidate for the next generation of public phone systems. In this paper, we present a novel approach for solving the dimensioning problem of an ad hoc system capable of twohops transmissions. In this respect, is presented and analyzed a method for comparing the expenditure levels, for deploying and running a cellular network, impleme...
Gait recognition has recently attracted much attention since it can identify person at a distance without subject cooperation. Walking speed changes, however, cause gait changes in appearance, which significantly drops performance of gait recognition. Considering a speedinvariant property at single-support phases where stride change due to speed changes are mitigated, and a stability against ph...
Efficient network inference is one of the challenges of current-day biology. Its application to the study of development has seen noteworthy success, yet a multicellular context, tissue growth, and cellular rearrangements impose additional computational costs and prohibit a wide application of current methods. Therefore, reducing computational cost and providing quick feedback at intermediate s...
Future-generation cellular wireless systems, transporting high bit rates in non-ideal radio propagation environments, must be robust to severe frequency selective multipath. Further requirements include moderate terminal and base station hardware costs, high spectral efficiency, and scalability of the cost of terminals with respect to their maximum bit rate capabilities. Reconfigurable air inte...
5G cellular communications promise to deliver the gigabit experience to mobile users, with a capacity increase of up to three orders of magnitude with respect to current LTE systems. There is widespread agreement that such an ambitious goal will be realized through a combination of innovative techniques involving different network layers. At the physical layer, the OFDM modulation format, along...
The advances in multiple access techniques has been one of the key drivers in moving from one cellular generation to another. Starting from the first generation, several multiple access techniques have been explored in different generations and various emerging multiplexing/multiple access techniques are being investigated for the next generation of cellular networks. In this context, this pape...
We outline a general framework to use coordinated multi-point (CoMP) transmission technology in downlink multicell non-orthogonal multiple access (NOMA) systems considering distributed power allocation at each cell. In this framework, CoMP transmission is used for users experiencing strong receivesignals from multiple cells while each cell adopts NOMA for resource allocation to its active users...
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