Báo cáo hóa học: " Research Article Combining Wavelet Transform and Hidden Markov Models for ECG Segmentation" pptx

... 56215, 8 pages doi:10.1155/2007/56215 Research Article Combining Wavelet Transform and Hidden Markov Models for ECG Segmentation Rodrigo Varej ˜ ao Andre ˜ ao 1 and J ´ er ˆ ome Boudy 2 1 Departamento ... proposed system for ECG analysis. 3. HIDDEN MARKOV MODEL FRAMEWORK We have developed an original ECG analysis system based on hidden Markov models div...

Ngày tải lên: 22/06/2014, 23:20

... coupling) and system band- width. Physical MIMO channel models can further be split into deterministic models, geometry-based stochastic models, and nongeometric stochastic models. Deterministic models characterize ... DFT steering matri- ces is appropriate only for uniform linear arrays at Tx and Rx. 4. STANDARDIZED MODELS Standardized models are an important tool for th...

Ngày tải lên: 22/06/2014, 22:20

... optimization problem and SPIHT encoding. The power and exponential models use the same optimization algorithm to allocate bits for L and H subbands and the complexity of the first part of both models is ... outperforms the uniform rate allocation and also uniform rate allocation based on the normalized energy (i.e., proportionally allocate bits to subbands based on their energi...

Ngày tải lên: 21/06/2014, 20:20

... Clark, A. Ireland, et al., “The Gene Ontol- ogy (GO) database and informatics resource,” Nucleic A cids Research, vol. 32, pp. D258–D261, 2004. [2]V.Lee,E.Camon,E.Dimmer,D.Barrell,andR.Apweiler, “Who ... integrating text and protein sequence data,” Bioinformatics, vol. 23, no. 11, pp. 1410–1417, 2007. EURASIP Journal on Bioinformatics and Systems Biology 3 by measuring the amount of in...

Ngày tải lên: 21/06/2014, 22:20

... complexity and memory require- ment. Complex wavelet transforms provide a satisfactory alternative to this problem. 3. COMPLEX WAVELET TRANSFORM 3.1. Dual-tree complex wavelet transform One of ... instead of Gabor wavelets. We specifically consider two alternatives; the complex dual-tree wavelet transform and the complex single-tree wavelet transform described in Section...

Ngày tải lên: 22/06/2014, 01:20

... are held constant. For instance, K may be fixed first and the ω 1 and ω 2 that maximize the objective function are computed; after ω 1 and ω 2 have been estimated, ω 1 and ω 2 are fixed and then K is ... Processing Volume 2010, Article ID 172703, 13 pages doi:10.1155/2010/172703 Research Article Robust Blind Frequency and Transition Time Estimation for Frequency Hopping Sys...

Ngày tải lên: 21/06/2014, 08:20

... Communications and Networking 13 Because for any x>0, e x > 1+x and e −x ∈ (0,1), thus, for any ρ 0 ≥ 0andT>0, we can obtain ∂h(ρ 0 , T)/∂T > 0and ∂h(ρ 0 , T)/∂ρ 0 > 0, therefore dρ 0 dT =−  ∂h  ρ 0 , ... results are OFF) and transmits in both “OFF slots” and “ON slots”. The optimal allocation of sensing period and trans- mission time for two access policies...

Ngày tải lên: 21/06/2014, 11:20

... cε p for all ε ∈ 0, 2. For example, see 10, 11  for more detials. Observe that every p-uniformly convex space is uniformly convex. One should note that no Banach space is p- uniformly convex for ... A∩T −1 0 /  ∅ and Ay≤Ay−Au for all y ∈ C and u ∈ F.Let{α n }⊂0, 1, {r n }⊂0, ∞ such that lim sup n →∞ α n < 1 and lim inf n →∞ r n > 0, and let {λ n }⊂a, b...

Ngày tải lên: 21/06/2014, 20:20

... 1 Query 2 Query 3 A and B and C D EandF Figure 6: An example of hierarchical clustering and selected key- words. Table 3: Examples of selected keywords and clusters. (a) Results for the document ... 13:OOVrateateachnumberofiterations. Recognize D, and generate R 0 and L 0 k ← 1 loop forever Perform adaptation using the transcription R k−1 Recognize D, and generate R k and L...

Ngày tải lên: 21/06/2014, 20:20

... 2009, Article ID 389624, 18 pages doi:10.1155/2009/389624 Research Article On the Nonexistence and Existence of Solutions for a Fourth-Order Discrete Boundary Value Problem Shenghuai Huang and ... nonzero and real valued for each n ∈ Z0,k 1, qn is real valued for each n ∈ Z1,k 1 . fn, u is real-valued for each n, u ∈ Z1,k × R and continuous in the second va...

Ngày tải lên: 21/06/2014, 20:20