Báo cáo hóa học: " Research Article Biometric Quantization through Detection Rate Optimized Bit Allocation" docx

... ID 784834, 16 pages doi:10.1155/2009/784834 Research Article Biometr ic Quantization through Detection Rate Optimized Bit Allocation C. Chen, 1 R. N. J. Veldhuis, 1 T. A. M. Kevenaar, 2 andA.H.M.Akkermans 2 1 Signals ... feature, a list of detection rates δ i (b i ), b i ∈ { 0, , b max } with b max = 3, was computed from (2). Using these detection rates as input, the bit...

Ngày tải lên: 21/06/2014, 20:20

... to assign bitwords w i to the indices i ∈ I.WecanuseN equal-length PF bitwords (for a nondedicated feedback link), with a feedback rate of log 2 N bits per channel use, or N increasing-length NPF bitwords ... differentiate between a bitword and the data. This means the bitwords should be instantaneously decodable and thus prefix-free (PF), that is, a bitword can not contain any other bitwor...

Ngày tải lên: 21/06/2014, 22:20

... externally generated 64 -bit sequence. The remaining 64 bits need to be generated from the next (64/16) × 63 = 252 raw input bits. In other words, this scheme requires waiting for 64+ 252 = 316 bits to ... lenght partitioning control k comp2 k  comp2 Error detection Send commitment: COM =(COM1COM2) Error-correcting encoder Biometric key generation Biometric key generation Biometric...

Ngày tải lên: 22/06/2014, 00:20

... Publishing Corporation Advances in Difference Equations Volume 2011, Article ID 894135, 20 pages doi:10.1155/2011/894135 Research Article Solutions to a Three-Point Boundary Value Problem Jin Liang 1 and ... 4.22 Acknowledgments This paper was supported partially by the NSF of China 10771202 and the Specialized Research Fund for the Doctoral Program of Higher Education of China 20...

Ngày tải lên: 21/06/2014, 05:20

... Publishing Corporation Fixed Point Theory and Applications Volume 2011, Article ID 979261, 11 pages doi:10.1155/2011/979261 Research Article The Iterative Method of Generalized u 0 -Concave Operators Yanqiu ... Science Foundation of China 10971179,the College Graduate Research and Innovation Plan Project of Jiangsu CX10S−037Z,the Graduate Research and Innovation Programs of Xuzh...

Ngày tải lên: 21/06/2014, 07:20

... sensor- planning methods which add the handoff rate analysis. Zhao and Cheung [12] studied how to arrange the cameras for tracking visual tags. Their model incorporates realistic camera models, occupant ... fields. Similar to the genetic algorithm, a population of particles is used to search the solution space of an optimization problem. Each particle has a position vector and a velocity vect...

Ngày tải lên: 21/06/2014, 08:20

... Advances in Signal Processing Volume 2010, Article ID 574109, 12 pages doi:10.1155/2010/574109 Research Article An Alternative Method to Compute the Bit Error Probability of Modulation Schemes ... non-Gaussian additive channels, the weights in (26) (which incorporates the effect on the BEP of the bit positions in a symbol with log 2 M bits) can be used in conjunction with the cumulat...

Ngày tải lên: 21/06/2014, 08:20

... two-way block diagonalization at shared relay via SVD. Table 3: Sum rate references for proposed schemes. Scheme DL sum rate UL sum rate one-way One-way shared R DL shared (5) R UL shared (6) One-way ... the minimum rates achieved in two separate phases. For exam- ple, for the two-way DSOF from (26)wehadR DL DSOF = (1/3) min{R DL 1 , R DL 3 } and Figure 4 did not show the individ- ual r...

Ngày tải lên: 21/06/2014, 08:20

... Wireless Communications and Networking Volume 2010, Article ID 932904, 11 pages doi:10.1155/2010/932904 Research Article Prevoting Cancellation-Based Detection for Underdetermined MIMO Systems Lin ... PVC-MIMO detection, we note different postvoting vector results in different H Q which may lead to different performance of sub -detection. In order to exploit the performance of the PVC-M...

Ngày tải lên: 21/06/2014, 11:20

... and bitrate (250 kbit/s) were chosen to reflect typical values for 802.15.4 [23] r adios used in WSNs. Each simulation runs for a p eriod of 1 simulation day, during which 1440 messages are generated. ... a set of simulations were run in which nodes generated sensing messages (at the normal rate of 60 messages per hour) and alarms (at a variable rate, leading to different alarm/message ratio...

Ngày tải lên: 21/06/2014, 11:20