Báo cáo hóa học: "Research Article Determination of Three-Dimensional Left Ventricle Motion to Analyze Ventricular Dyssyncrony in SPECT Images" pot

... Advances in Signal Processing Volume 2010, Article ID 290695, 9 pages doi:10.1155/2010/290695 Research Article Determination of Three-Dimensional Left Ventricle Motion to Analyze Ventricular Dyssyncrony ... information obtained from Optical Flow in SPECT images is used to assess some aspects of CRT. In particular, we investigate the ability of velocity de...

Ngày tải lên: 21/06/2014, 19:20

... available within the two used on-line databases which was intentionally left as is to again further realism. 3.4. Training Instance Processing. Training on the unmodified training set is likely to deliver ... 2/4 min 3/4 1272 1042 516 (a) Valence Allinst min 2/4 min 3/4 1272 974 509 (b) Arousal Figure 8: Distributions of test instances in dependence of prototypicality: AllInst, Min...

Ngày tải lên: 21/06/2014, 18:20

... split into a fixed number of bands [14]. So, in respect to calculation of coefficients, given in (3)and(4), the following working parameters are to be determined, namely, the initial number of time-variant ... discussed in the past, as a means to improve performance during and after training in learning processes. Thus, to get an effective feature selection algorithm, in t...

Ngày tải lên: 21/06/2014, 05:20

... p  1 c 2 e −(1/2)(N SD −k+p)σ 2 pn −1   h S k R p D m ×  1 c 2 e −(1/2)(N SD −k+q)σ 2 pn −1   h ∗ S k R q D m , (41) where  h S k R l D m is defined in (36). The proof is included in [30] but is omitted in this work due to space limitation. The gradient of the MSE with respect to the gain factors is (∂/∂g ∗ )e (A1) S k RD m ,whereg ... estimation protocols for two-hop AF rel...

Ngày tải lên: 21/06/2014, 17:20

... r 2 are the traveling distance of signal in the wall, respectively, and R 1 and R 2 are the traveling distance of signal in the air, respectively. c is the speed of the signal traveling in the air, ... use (4)–(7) to generate the original imaging result as shown in Figure 2. In Figure 2, besides the image of six point objects, there are a large number of ghost images. Th...

Ngày tải lên: 21/06/2014, 19:20

... fx in Ω has a solution that changes sign in Ω, in addition to two positive solutions where Ω is an unbounded cylinder domain in R N . Copyright q 2009 Tsing-San Hsu. This is an open access article ... u 2 ∈N − ∗ which defines a changing sign critical point of I. Proof. It is obvious that N − ∗ is closed. Exactly as in the proof of 6, Proposition 3.2, by means of Ekeland...

Ngày tải lên: 21/06/2014, 20:20

... solution of the BVP 1.2 if and only if x is a fixed point of T·, 1. Clearly, Tx, 00 for each x ∈ X. If for each λ ∈ 0, 1 the fixed points T·,λ in X belong to a closed ball of X independent of ... is completely continuous in X, that is, for each λ ∈ 0, 1, Tx, λ is continuous in X and maps a bounded subset of X into a relatively compact set. Let x n → x as n → ∞...

Ngày tải lên: 21/06/2014, 20:20

... discrete interval in Z. Inspired by 5, 8, in this paper, we try to investigate the following 2nth-order boundary value problem BVP of difference equation via variational method combining 10 ... value problem BVP to the existence of critical points of this functional. In order to prove the existence criteria of critical points of the functional, some lemmas are given...

Ngày tải lên: 21/06/2014, 20:20

... prior to calculating the weight vector, an algorithm to enlarge the acquisition coverage is required. Moreover, in the contention-based ranging used in m- WiMAX, since classification of the ranging ... optimized beamforming scheme is essential to implement an SA BS. Finally, to provide proper downlink and uplink beamform- ings, a pragmatic procedure for automatic calibration is r...

Ngày tải lên: 21/06/2014, 23:20

... s n  n≥0 of the nth approximants converges according to the spectral seminorm. Consequently, the vectorial continued fraction 1.1 converges according to the spectral seminorm to the value  ∞ kn1 e/k 2 . 8 ... due to Wall 3 inthecaseofscalar continued fractions. Proposition 2.4. The vectorial continued fraction 1.1 where its terms are commuting elements in A diverges,...

Ngày tải lên: 22/06/2014, 03:20