nonlinear analysis of surface emg signals

... separated, without the analysis of performance of an approach of classification of both types of signals concurrently Therefore, this study investigates the performance of several pattern recognition ... Lorrain et al.: Influence of the training set on the accuracy of surface EMG classification in dynamic contractions for the control of multifunction prostheses Journal of NeuroEngineering and Rehabilitation ... Teager-Kaiser Operator improves the accuracy of EMG onset detection independent of signal-tonoise ratio Acta of bioengineering and biomechanics/Wroclaw University of Technology 10(Suppl 2):65 (2008) doi:10.1186/1743-0003-8-25...

Ngày tải lên: 19/06/2014, 08:20

... markers in Fig A set of these cells correspond to a surface reconstruction domain extending for 16 nm2 For each of (1 3)/(2 3) and (2 4) surface reconstructions, the center points of the domains were ... cell of 25 25 mesh in Fig rffiffiffiffi S f ¼ ; N where S is the total area of Voronoi cells, which are not touching the frame, and N is the number of valid reconstruction domains The density of each surface ... the distribution of surface reconstruction domains [3] The standard deviation of Voronoi cells for each surface reconstruction domain is also listed in Table The total area of the Voronoi cells...

Ngày tải lên: 21/06/2014, 08:20

... Science Foundation of China (nos: 30570538, 30770615, 30800250), Zhejiang Provincial Natural Science Foundation of China (no: Y2080281), and Doctoral Fund of Ministry of Education of China (no: 200803351022) ... state-space model of the hemodynamic approach: nonlinear filtering of BOLD signals, ” NeuroImage, vol 21, no 2, pp 547–567, 2004 [14] L A Johnston, E Duff, and G F Egan, “Partical filtering for nonlinear ... linear algebra operation of adding a column vector u to each column of the matrix A qr{·} is the QR decomposition of a matrix, chol is calculating the matrix square root of the state covariance...

Ngày tải lên: 21/06/2014, 20:20

... Histogram of phase of verified sequences 35 30 25 Number of genes sequences that are translated Figure shows an example of the periodogram of a noncoding sequence, 23S rRNA For those free energy signals ... between the terminus of 16S rRNA and the mRNA during initiation of protein synthesis in Escherichia coli,” Proceedings of the National Academy of Sciences of the United States of America, vol 72, ... preferential translation of a single mRNA species by a subpopulation of mutated ribosomes in Escherichia coli,” Proceedings of the National Academy of Sciences of the United States of America, vol 84,...

Ngày tải lên: 22/06/2014, 22:20

... Yield Surface Equations 36.6 Nonlinear Frame Analysis Elastic–Plastic Hinge Analysis • Refined Plastic Hinge Analysis • Distributed Plasticity Analysis Mohammed Akkari California Department of Transportation ... cover this type of analysis in more detail In this chapter, some general guidelines for nonlinear static analysis are presented These are followed by discussion of the formulations of geometric ... and material nonlinearities for section and frame analysis Two examples are given to illustrate the applications of static nonlinear push-over analysis in bridge seismic design 36.2 Analysis Classification...

Ngày tải lên: 08/07/2014, 12:20

... levell of 122 kN Fiig.19 Strain profile alongg the span inn the bottom flange at load level of 122 kN CONCLUSIONS A numeerical modell for the lineear analysis and nonlineear analysis of steel–conncrete ... results Th hus, the use of the 10D DOF T–T beeam element is discouragedd Table 1: Degrees D of shhape functionns for the prroposed T–T T finite elemeents 10D DOF 16D DOF wc ws v ϕc ϕs 2 2 The ... “Analytical modeling of nonlinear behavior of composite beams with deformable connection”, J Constr Steel Res, 52(2), 195-218 Dall’Asta, A and Zona, A (2002), “Non-linear analysis of composite beams...

Ngày tải lên: 03/06/2016, 19:11

... of adhesion, etc The measured residual stress is an equilibrium of surface stresses The propagation characteristics of waves can be influenced by the prestress distributions, and a knowledge of ... in the sth layer, x3s is located in the lower surface of the layer s, ds is the thickness of the layer s, x3s À ds is located in the upper surface of the layer From Eqs (16) and (17), one can ... disturbance of surface acoustic wave motion is confined to the region near the surface, this requires that the components of displacement tend to zero when x3 tends to 1, only two roots of b0 with...

Ngày tải lên: 03/12/2014, 23:41

... method for the analysis of uncertain models, e.g in biological research Methods — Generalized modeling for conceptual analysis of large classes of models Results — Local dynamics of uncertain networks ... Generalized Models for high-throughput analysis of uncertain nonlinear systems Thilo Gross1,2 , Stefan Siegmund∗2 Max-Planck Technical Institute for the Physics of Complex Systems, N¨thnitzer Str ... the early stages of exploration of a system, so that insights from modeling can feed into experimental set ups Method Here we present the approach of generalized modeling The idea of this approach...

Ngày tải lên: 18/06/2014, 18:20

... decomposition of EMG signals Med Biol Eng Comput 1992, 30:591-9 Zennaro D, Wellig P, Koch VM, Moschytz GS, Laubli T: A software package for the decomposition of long-term multichannel EMG signals using ... the simulated signals, analogous to the experimental signals, a set of four single differential signals was constructed by subtracting signals from adjacent electrodes For detection of MUAPs, a ... area and it depends on the location of the center of the MU whether it is included in the estimate of the number of MUs or not Furthermore, contribution of parts of MUs is likely to increase background...

Ngày tải lên: 19/06/2014, 10:20

... method for the analysis of uncertain models, e.g in biological research Methods — Generalized modeling for conceptual analysis of large classes of models Results — Local dynamics of uncertain networks ... Generalized Models for high-throughput analysis of uncertain nonlinear systems Thilo Gross1,2 , Stefan Siegmund∗2 Max-Planck Technical Institute for the Physics of Complex Systems, N¨thnitzer Str ... the early stages of exploration of a system, so that insights from modeling can feed into experimental set ups Method Here we present the approach of generalized modeling The idea of this approach...

Ngày tải lên: 20/06/2014, 01:20

... method for the analysis of uncertain models, e.g in biological research Methods — Generalized modeling for conceptual analysis of large classes of models Results — Local dynamics of uncertain networks ... Generalized Models for high-throughput analysis of uncertain nonlinear systems Thilo Gross1,2 , Stefan Siegmund∗2 Max-Planck Technical Institute for the Physics of Complex Systems, N¨thnitzer Str ... the early stages of exploration of a system, so that insights from modeling can feed into experimental set ups Method Here we present the approach of generalized modeling The idea of this approach...

Ngày tải lên: 20/06/2014, 21:20

... and Feng Journal of Inequalities and Applications 2011, 2011:20 http://www.journalofinequalitiesandapplications.com/content/2011/1/20 Page of 15 Theorem B: Under the hypothesis of Theorem B, if ... illustrate the validity of the present integral inequalities Main results In the rest of the paper we denote the set of real numbers as R, and R+ = [0, ∞) is a subset of R Dom(f) and Im(f) denote ... (τ , t)dτ ] ds}, 0 r Ω(r) = 1 ω(s p−q ) ds, r > Ω -1 is the inverse of Ω, and Ω (∞) = ∞ Proof: The proof for the existence of t can be referred to Remark in [10] We notice (3) obviously holds...

Ngày tải lên: 21/06/2014, 01:20

... investigated the convergence properties of a class of nonlinear Lagrangian methods In Section 2, we introduce preliminaries including differential properties of the metric p projector onto S and ... and L Zhang, “The rate of convergence of the augmented Lagrangian method for nonlinear semidefinite programming,” Mathematical Programming, 2008 D Noll, “Local convergence of an augmented Lagrangian ... projections on convex sets,” in Contributions to Nonlinear Functional Analysis (Proceedings of a Symposium held at the Mathematics Research Center, University of Wisconsin, Madison, Wis., 1971), E H Zarantonello,...

Ngày tải lên: 22/06/2014, 18:20

... [17, 18], whose number of degrees of freedom depends on the method and the number of filters used Next section presents the parameters of the distribution of Z for each of the analyzed methods ... V Calmettes, Analysis of non ambiguous BOC signal acquisition performance,” in Proceedings of the 18th International Technical Meeting of the Satellite Division of the Institute of Navigation ... regions are not the most interesting from the analysis point of view An example of performance (in terms of average and worst detection probabilities) of the proposed FBB methods is given in Figure...

Ngày tải lên: 22/06/2014, 19:20

... of the types of beats in that class The original ECG signal is then replaced by the corresponding sequence of symbols This process allows us to shift from the analysis of raw signals to the analysis ... separation of clusters, and the original signal is replaced by the corresponding sequence of symbols The symbolization process allows us to shift from the analysis of raw signals to the analysis of sequences ... 3.3 Evaluation of symbolic analysis The techniques for single-signal analysis discussed in Section 3.2 were tested on the MIT-BIH arrhythmia database 3.3.1 Analysis of single ECG signals Figures...

Ngày tải lên: 22/06/2014, 23:20

... signals as compared to ECG signals Rather than critically sampled polyphase filterbanks of [8], we employ a very efficient WOLA oversampled filterbank [6] for time-frequency analysis of the EGM signals ... K = 32 subbands, analysis window length of L = 256, subband decimation factor of R = 4, and oversampling factor of OS = K/R = Hamid Sheikhzadeh et al At the output of WOLA analysis, K complex-valued ... stage of synchrony analysis All further steps of processing are applied to the binary peak signals Bk (m) 2.3 Synchrony analysis and robust beat detection In the next stage, the degree of synchrony...

Ngày tải lên: 22/06/2014, 23:20

... only allows estimation of 3–6 markers in a given assay The recently developed antibody microarray technology enables the simultaneous analysis of a large number of cell surface antigens on a single ... cell proliferation [24] DotScan analysis showed that CD4+ T cells of LTNP and VIR groups expressed significantly higher levels of expression of CD71 than that of the BDL group Consistent with ... investigation of the causes and control of HIV disease progression and eventually lead to a better understanding of the pathogenesis of the disease Our study is the first to demonstrate how density of cell...

Ngày tải lên: 13/08/2014, 05:22

... that modulation of cell surface markers occurs during the course of HIV disease and following the initiation of HAART and these cell surface markers may indicate the outcome of antiretroviral ... antibody microarray analysis of HIV disease status as well as for classifying leukemia types [2,3] During the natural course of HIV infection, the major determinant of the depletion of CD4+ T cells ... data analysis software on an 8-bit pixel grey scale from 0–255 The 25th–75th quartile values are shown in brackets The cut off value of 10 was used for the detectable expression levels a Level of...

Ngày tải lên: 13/08/2014, 06:20

Ngày tải lên: 29/11/2014, 07:00

... the topic of Section 2.4 Largely speaking, multi-modal frameworks fall in three types of pipelines - intertwined analysis, fusion of parallel analysis, and unified analysis Intertwined analysis ... integrated analysis of audiovisual signals and external information sources We developed two frameworks to perform the integrated analysis Both frameworks were demonstrated to outperform analysis of ... perform the integrated analysis Both frameworks were demonstrated to outperform analysis of any single source of information in terms of detection accuracy and the range of event types detectable...

Ngày tải lên: 12/09/2015, 08:19