báo cáo hóa học:" Research Article Reliable Event Detectors for Constrained Resources Wireless Sensor Node Hardware" doc

... Embedded Systems Volume 2009, Article ID 474903, 13 pages doi:10.1155/2009/474903 Research Article Reliable Event Detectors for Constrained Resources Wireless Sensor Node Hardware Marco Antonio ... Kaiser A novel event detector algorithm, which points out in-door acoustic human activities, for constrained wireless sensor node hardware is proposed in the pre...

Ngày tải lên: 21/06/2014, 20:20

... Corporation Fixed Point Theory and Applications Volume 2011, Article ID 508730, 10 pages doi:10.1155/2011/508730 Research Article Fixed Point Theorems for Monotone Mappings on Partial Metric Spaces Ishak ... that px n ,x <px, xδ for all n ≥ k. Therefore, we have x n ∈ B p x, δ for all n ≥ k.Thus,Fx n  ∈ FB p x, δ ⊆ B p Fx,ε,andsopFx n ,Fx <pFx,Fxε for a...

Ngày tải lên: 21/06/2014, 07:20

... σ 2 i ). (The sensor models for acoustic amplitude sensors and DOA sensors can be expressed in this form [4, 13].) P i is the parameter vector for the sensor model (an example of P i for an acoustic amplitude ... Processing 3 the distance information for source localization. Denote Q j i the jth quantization bin at node i; that is, whenever sensor reading z i at node i belon...

Ngày tải lên: 21/06/2014, 08:20

... Journal on Wireless Communications and Networking Volume 2010, Article ID 981280, 12 pages doi:10.1155/2010/981280 Research Article A Novel Secure Localization Approach in Wireless Sensor Networks Honglong ... to compromise any node in the network which requires more resource for the attackers. For example, the attackers cannot obtain the hash function H( ·) shared by the no...

Ngày tải lên: 21/06/2014, 11:20

... the above, the sink is represented by node 0 and data generating and forwarding nodes are represented by Sink Node 1 Node 3 Node 6 Node 8 Node 7 Node 5 Node 2 Node 4 High PRR link Low PRR link (link ... children of node 1 is ETX(d 1 )(N − 1), where ETX(d 1 ) is the number of transmission between nodes that are one -node apart and d 1 is the node distance. The child of...

Ngày tải lên: 21/06/2014, 17:20

... and satellite Ta sk m a na ge r node User Gateway Sink node Sensor field Sensor nodes Figure 1: Sensor nodes scattered in a sensor field. the target environment is forwarded to the end users by a ... balance the wireless sensor network. The design and implementation of such an energy balancing algorithm/protocol has been reserved for future research work. As traditionally de...

Ngày tải lên: 21/06/2014, 17:20

... many researchers 4, 6, 23–28.In27,forthefirsttime in this topic, Torres proved an existence result which is valid for a weak singularity whereas the validity of such results under a strong force ... Corporation Boundary Value Problems Volume 2009, Article ID 540863, 20 pages doi:10.1155/2009/540863 Research Article Recent Existence Results for Second-Order Singular Periodic Diffe...

Ngày tải lên: 21/06/2014, 20:20

... general performance of the method. For this reason, only the process based on the angular-radial transform coefficients returns acceptable results. In Ta ble 3 , the correct classification rates for the ... Journal on Image and Video Processing Volume 2009, Article ID 843401, 23 pages doi:10.1155/2009/843401 Research Article Optical Music Recognition for Scores Written in White Mensu...

Ngày tải lên: 21/06/2014, 20:20

... follows ϕ  t   ⎧ ⎪ ⎪ ⎪ ⎨ ⎪ ⎪ ⎪ ⎩ 8 5 t, for t ∈  0, 1 2  , 4 5 , for t ∈  1 2 , ∞  . 3.3 Note that f  x   ω  x, T  x   ⎧ ⎪ ⎪ ⎪ ⎨ ⎪ ⎪ ⎪ ⎩ 1 2 x 2 , for x ∈  0, 15 32  ∪  15 32 , 1  , 17 96 , for x  15 32 3.4 and ... 2.11 ω  x n1 ,T  x n1  ≤ ψ  ω  x n ,x n1  ω  x n ,T  x n  , 2.12 for each integer n ≥ 0. Since ψt < 1 for each t ∈ 0, ∞...

Ngày tải lên: 21/06/2014, 20:20

... j) k (i) might be fully characterized by f  H (b  ,j) kb  (h)forallb  ∈ B  and Q (b  ,j) (n)forallb  ∈ B  ,aswellasQ (b  ,l) (n)forallb  ∈ B  , for all C (l) ∈ C  .Inotherwords,f  I (b, j) k (i) ... achievable transmission rates for information streams conveyed over the wireless medium with high reliability. In the dynamic environment of cellular networks, attained throughp...

Ngày tải lên: 22/06/2014, 00:20