Báo cáo hóa học: " Research Article An Ordinal Co-occurrence Matrix Framework for Texture Retrieval" doc

... Communications and Networking Volume 2009, Article ID 350643, 14 pages doi:10.1155/2009/350643 Research Article An 802.11k Compliant Framework for Cooperative Handoff in Wireless Networks George Athanasiou, 1 Thanasis ... H. Wu, K. Tan, Y. Zhang, and Q. Zhang, “Proactive scan: fast handoff with smart triggers for 802.11 wi reless LAN,” in Proceedings of the Annual Joint Conferenc...

Ngày tải lên: 21/06/2014, 23:20

... queries in each network instance for 100 times. The average performance for the queries in each network topology is measured and the over- all performance is obtained as an average over all the 100 topologies. ... pages doi:10.1155/2007/48984 Research Article An Energy-Efficient Framework for Multirate Query in Wireless Sensor Networks Yingwen Chen, 1 Ming Xu, 1 Huai-min Wang,...

Ngày tải lên: 22/06/2014, 19:20

... Image and Video Processing Volume 2007, Article ID 17358, 15 pages doi:10.1155/2007/17358 Research Article An Ordinal Co-occurrence Matrix Framework for Texture Retrieval Mari Partio, 1 Bogdan Cramariuc, 2 and ... Section 6. 2. FRAMEWORK FOR ORDINAL CO-OCCURRENCE MATRICES 2.1. Description of the ordinal co-occurrence matrix framework We will here introduce...

Ngày tải lên: 22/06/2014, 22:20

... Dis sd ,Dis sr ,andDis rd are the Euclidian distances between nodes S and D, S and R, and R and D, respectively. The Euclidean direction is not appropriate for defining the direction of mobile node ... Section 4. 3. HEROS Microkernel The cost and the efficiency of the embedded IVC system are an important factor for car manufacturers and high- way infrastructure management. To minimize the...

Ngày tải lên: 21/06/2014, 11:20

... Image and Video Processing Volume 2010, Article ID 274269, 10 pages doi:10.1155/2010/274269 Research Article An Iterative Surface Evolution Algorithm for Multiview Stereo Yongjian Xi and Ye Duan Department ... no. 4, pp. 163–169, 1987. [28] D. Comaniciu and P. Meer, “Mean shift: a robust approach toward feature space analysis,” IEEE Transactions on Pattern Analysis and Machine Intel...

Ngày tải lên: 21/06/2014, 18:20

... utilized. 4. PERFORMANCE ANALYSIS AND SIMULATION RESULTS In this section, computer simulations are conducted to assess the performance of the proposed method. To make an easy comparison in performance with ... structure and performance charac- teristics,” Journal of the Institute of Navigation, vol. 25, no. 2, pp. 121–146, 1978. [3] A. J. van Dierendonck, P. J. Fenton, and T. J. Ford, “Theo...

Ngày tải lên: 21/06/2014, 22:20

... in a transform domain such as the discrete cosine transform (DCT) [8, 9] and the discrete wavelet transform (DWT) [10, 11]. However, most research works have been proposed in the transform domain because ... on the well-known transform domains: discrete cosine transform (DCT) and discrete wavelet transform (DWT). The statistical properties of the coefficients from the two transforms are model...

Ngày tải lên: 22/06/2014, 00:20

... hausdorff distance,” IEEE Transactions on Pattern Analysis and Machine Intelligence, vol. 15, no. 9, pp. 850–863, 1993. [49] X. M. Liu, K. Li, and H. K. Huang, “Feature selection for handwritten ... USA, July 1994. [45] A. Jain and D. Zongker, “Feature selection: evaluation, appli- cation, and small sample performance,” IEEE Transactions on Pattern Analysis and Machine Intelligence, vol. ......

Ngày tải lên: 22/06/2014, 01:20

... Advances in Signal Processing Volume 2008, Article ID 135892, 8 pages doi:10.1155/2008/135892 Research Article An Energy-Based Similarity Measure for Time Series Abdel-Ouahab Boudraa, 1, 2 Jean-Christophe ... To compute the analytic signals x(t)ory(t), the Hilbert transform is used. In the following we give the expression of Ψ B for analytic signals. 3. EXPRESSION OF Ψ B FOR ASS...

Ngày tải lên: 22/06/2014, 19:20

... 30dB greater than BPD and OMP results. Also of importance is that when α = 2 (Gaussian case), the performance of Lorentzian BP is comparable with that of BPD and OMP, which are Gaussian-derived methods. ... set of GGD and GCD families. Lemma 1. Therandomvariableformedastheratiooftwo independen t zero-mean GGD distributed random variables U and V, with tail constant β and scale parameters α U...

Ngày tải lên: 21/06/2014, 08:20