[PDF] Top 20 Repositorio ISMT: Network flow models for the local access network expansion problem

... explain the characteristics of several problems arising in the context of local access network ...this problem have been considered in the literature. The variants ... See full document

... compare the linear programming relaxations of our models, we used instances with 100, 200 and 500 ...well the 500-node instances and different scenarios for the smaller ...instances. ... See full document

... free access vehicles from excess to deficit stations in order to avoid local ...work flow oriented models and algorithms which deal with a static version of this problem while unifying ... See full document

... improve the performance of simulating the network properties of a real association network as well as generally expected in the DSM ...on the word-document matrix, but the ... See full document

... describe the dynamics of neurons, synapses, and channels we suggest a combination of prose and ...complex network model (Lumer et ...i.e., the excitatory subpopulation of the infragranular ... See full document

... with the nonlinear models, and hence, nonlinear filtering. On the other hand, other approaches strive to convert the measurements from the sensor coordinates to Cartesian coordinates ... See full document

... NP-Hard problem [5]. The basis for our research was first presented in [6] where the authors propose an approach to tackling the service composition problem based on Linear Integer ... See full document

... prove the closed loop performance of the system. Due to the complexity of the industrial process, a first- principles model cannot be applied and hence a more flexible type of model needs to ... See full document

... Following the portuguese Digital Cities Program, twelve Information Society related projects where initiated in the city of Bragança, under a common goal: “to reduce interiority ...wireless network ... See full document

... Recently, the number of studies involving complex network applications in transportation has increased steadily as scholars from various fields analyze traffic ...rail network growth is relatively ... See full document

... in the sensor field which brings the coverage ...unique problem and in maximizing coverage, the sensors need to be placed in a position such that the sensing capability of the ... See full document

... a network device that runs in immoral mode at all times. The entire region of interest can be enclosed with the support of wireless range ...of the packet collector's duties is to imprison all ... See full document

... simultaneously access a given channel in a wireless system a collision occurs. The conventional approach to cope with collisions is to discard all packets involved in the collision and to retransmit ... See full document

... FiWi access networks the potential for energy consumption reduction is higher, compared to other ...architectures. The reason is that different routes toward the optical section can be used by ... See full document

... with the delivery and testing of the COM- LAB communication performance predicting and evaluation ...noise models, as well as network configuration and communication ...algorithms. The ... See full document

... Therefore, network security becomes a tough task and it involves the authorization of admittance to data in a ...network. The problem of authentication and pair wise key establishment ... See full document

... modeling the qualitative behavior of biological networks where molecules are represented as nodes and the molecular interactions are so called edges (Din, 2014; Zhang, 2012, 2015, 2016a, ...regulatory ... See full document

... Chen, Y.-H., Ciais, P., Fan, S., Fung, I. Y., Gloor, M., Heimann, M., Higuchi, K., John, J., Maki, T., Maksyutov, S., Masarie, K., Peylin, P., Prather, M., Pak, B. C., Randerson, J., Sarmiento, J., Taguchi, S., ... See full document

... 1979). The geoid is an irregular surface so it is not an easy task to approximate it with simple mathematical ...approximating the local geoid surface with relatively simple ...include the ... See full document

... Analytical models have been used for many years to study dispersal in ecology, beginning with simple diffusion equations (Skellam ...Such models seek to distil the complexity of a system or process ... See full document