báo cáo hóa học: " Fractal time series analysis of postural stability in elderly and control subjects" pot

... Furthermore, the mean of four short time series of 256 points was shown to provide a better estimate of H than a single time series of 1024 points. The results of the reliability analysis of the present ... falls, such measures offer little insight into the underlying control mechanisms responsible for degradation in balance. In contrast, fractal and non-linear...

Ngày tải lên: 19/06/2014, 10:20

... distribution, and reproduction in any medium, provided the original work is properly cited. Time- frequency analysis has been intensively investigated and developed in the last two decades. A variety of time- frequency ... For instance, having the different dimen- sionalities of multimedia signals in mind, time- frequency analysis for one-, two-, and three-dimensional s...

Ngày tải lên: 21/06/2014, 05:20

... developed thickening and peeling of the skin at medial and lateral sides of both hands and feet at 1 year of age. Pure-tone audiometry testing showed that her father had moderate high-frequency hearing loss, ... function and structure of the thyroid instead of perchlorate discharge testing, a routine method used for examining thyroid function that is not available in most...

Ngày tải lên: 18/06/2014, 15:20

... on areas of the raw spectra, averaging of technical repeats, binning of neigh- boring points to reduce data complexity, removal of the spectral area below baseline and normalization of the total ... at identifying sub- groups of patients with different patterns of changes in intensities of spectral components in time (between sam- ples B and C). In this analysis...

Ngày tải lên: 18/06/2014, 16:20

... maturation of viral proteins [12-14]. Members of the HSP70 family contain three conserved domains: an ATPase domain at the N-terminus, a peptide binding domain, and a GP-rich region at the C-terminus that ... element binding protein (CREB) participates in the heat-inducible expression of human hsp90β gene. Chinese Science Bulletin 2001, 46:1645-1649. 29. Perkins ND: Integrating cell...

Ngày tải lên: 20/06/2014, 01:20

... F:Pheny-lalanine, G:Glycine, H:Histidine, I:Isoleucine, K:Lysine, L:Leucine, M:Methionine, N:Asparagine, P:Proline, Q:Glutamine, R:Arginine, S:Serine, T:Threonine, V:Valine, W:Tryp- tophan, Y:tyrosine. Egypt/F/03 ... against infectious bronchitis: Effect of vaccine strain and route of administration. Avian Dis 1983, 27:178-187. 32. Davelaar FD, Kouwenhoven B: Vaccination of one day-o...

Ngày tải lên: 20/06/2014, 01:20

... within 4 hours of induction. In the post induction phase continuous increase in the OUR was observed which necessitated oxygen supplement of the inlet air after 1 h of induction. From the o n-line metabolic ... over-expression of recombinant proteins (Haddadin and Harcum 2005). Global regulators are triggered in response to induction and these in turn up/down-regulate sets...

Ngày tải lên: 20/06/2014, 23:20

... considering the effects of fading, number of dispersed bands, modulation, and coding. Average symbol error probability is derived when each band undergoes independent and dependent Nakagami-m fading ... given in (7) which is defined as the Laplace transformofthePDFoftheSNR[19]. Let the SNR at the end of a single link in the case of conventional single band spectrum utilization b...

Ngày tải lên: 21/06/2014, 05:20

... behav- ing robustly in Gaussian and non-Gaussian environments. These algorithms are based on a fixed combination of the LMS and the LMF algorithms or a time varying combination of them. The time ... and M. Bettayeb, “A unifying view of error nonlinearities in LMS adaptation,” in Proceedings of the IEEE International Conference on Acoustics, Speech and Signal Processin...

Ngày tải lên: 21/06/2014, 08:20