Báo cáo hóa học: "Research Article Note Onset Detection via Nonnegative Factorization of Magnitude Spectrum" ppt

... purpose of onset detection. 6. CONCLUSIONS We have presented a new onset detection approach for musical audio by using nonnegative decomposition of a magnitude spectrum matrix. Based on the nonnegative ... 2008, Article ID 231367, 15 pages doi:10.1155/2008/231367 Research Article Note Onset Detection via Nonnegative Factorization of Magnitude Spectrum Wen...

Ngày tải lên: 22/06/2014, 01:20

... (see Figure 7). D denotes a set of videos excluding videos related to the query action. For example, if false detections occur in the one of “bd” target videos and the two of “wv2” target videos ... accuracy of the query action detection before false detections begin to occur whereas the discriminability is concerned with its ability to reject irrelevant actions such that false dete...

Ngày tải lên: 21/06/2014, 18:20

... Standard Deviation. The standard deviation of an image with size of M × N is defined as σ = ⎛ ⎝ 1 M × N M  m=1 N  n=1  f (m, n) − μ  2 ⎞ ⎠ 1/2 , (12) where f (m, n) is the pixel value of the ... method Figure 6: MI values of the four different methods. the result of the pixel averaging is the worst because the information of bones and tissues is very blurry or fuzzy, and the r...

Ngày tải lên: 21/06/2014, 18:20

... Foundation of China (Grant no. 10771227), Program for New Century Excellent Talent of Educational Ministry of China (Grant no. NCET-05-0759), Doctorate Foundation of Educational Ministry of China (Grant ... is the globally asymptotically stable equilibrium of (4.5). 5. Conclusions This article has studied the global asymptotic stability of a class of difference equations. The...

Ngày tải lên: 22/06/2014, 00:20

... assign a dimension of the common (bigger) itera- tion space to each of the dimensions of the iteration domains of lower dimension. For example, the single iterator of the first loop of the program ... programming problem. The large majority of these problems will be trivially unsatisfiable. The reordering test of this section is a variation of the re- ordering test of [17],...

Ngày tải lên: 22/06/2014, 19:20

... of different components of Z t for q t = 2andN = 4 0 50 100 z 1t 10.80.60.40.20 Histograms of different components of Z t for q t = 2andN = 4 0 20 40 z 2t 0.80.70.60.50.40.30.20.10 Histograms of ... components of Z t for q t = 2andN = 4 0 50 100 z 3t 10.80.60.40.20 Histograms of different components of Z t for q t = 2andN = 4 0 50 100 z 4t Figure 4: A histogram of each componen...

Ngày tải lên: 22/06/2014, 19:20

... Corporation Advances in Difference Equations Volume 2010, Article ID 249364, 9 pages doi:10.1155/2010/249364 Research Article Note on the Persistent Property of a Discrete Lotka-Volterra Competitive System ... and {bn} are strictly positive sequences of real numbers defined for n ∈ N  {0, 1, 2, } and 0 <a l ≤ a u ,0<b l ≤ b u . Similarly to the proof of Propositions 1 and 3...

Ngày tải lên: 21/06/2014, 11:20

... Kim, “A note on exploring the sums of powers of consecutive q-integers,” Advanced Studies in Con- temporary Mathematics, vol. 11, no. 1, pp. 137–140, 2005. 9 T. Kim, “Sums of powers of consecutive ... analogs of Euler numbers and polynomials,” Journal of Inequalities and Applications, vol. 2007, Article ID 86052, 22 pages, 2007. 6 Journal of Inequalities and Applications F...

Ngày tải lên: 22/06/2014, 06:20

... subspace of X × L p R  ,X. Thus, Pettis’s theorem shows that M is also reflexive. Hence, in view of Lemma 1.3,wegetb. This completes the proof. Corollary 2.3. Let A be the generator of a C 0 -semigroup ... Chen 1 and Ti-Jun Xiao 2 1 School of Mathematical and Computational Science, Hunan University of Science and Technology, Xiangtan, Hunan 411201, China 2 School of Mathematic...

Ngày tải lên: 21/06/2014, 05:20

... pY i,1  −L −1 i  ∞  n0 a i,n P n  t   . 3.10 Equating the coefficients of like powers of p, we get the following set of equations: coefficient of p 0 : Y 0  L −1  ∞  n0 a i,n P n  t   , coefficient of p 1 : Y 1  L −1 i  f i   ... free of singularities on the real axis. It is of interest to note that Pade’ approximants give results with no greater error bounds th...

Ngày tải lên: 21/06/2014, 05:20