báo cáo hóa học:" Towards ubiquitous video services through scalable video coding and cross-layer optimization" pdf

... high, medium, and low, and a video scheduler, which selects video packets from the queues accordingly for transmission. The prioritized video packet handling is accomplished by placing the incoming video packets ... ensures 13 availability of video services to mobile users. Our solution utilizes the flexibility of the Scalable Video Coding (SVC) technology and combines...

Ngày tải lên: 21/06/2014, 17:20

... by Charak and Rieppo, Xu and Cao. As applications, we study a problem related to R. Br ¨ uck’s Conjecture and obtain a result that generalizes those given by Yang and Zhang, L ¨ u, Xu and Chen. 1. ... Gundersen and Yang 24,Yang25, Chen and Shon 26,LiandGao 27, and Wang 28. It’s interesting to ask what happens if f is replaced by f n in Br ¨ uck’s Conjecture. Recently...

Ngày tải lên: 21/06/2014, 05:20

... and Statistical Applications, vol. 187 of Mathematics in Science and Engineering, Academic Press, Boston, Mass, USA, 1992. 5 D. S. Mitrinovi ´ c, J. E. Pe ˇ cari ´ c,andA.M.Fink,Classical and ... p,g   f   ξ  g   ξ  . 2.17 Corollary 2.5. Let x and p be positive n-tuples, then for distinct real numbers l and r,different from zero and 1, there exists ξ ∈ a, b, such th...

Ngày tải lên: 21/06/2014, 07:20

... water and dried (room temperature) before use. Grinding Intercalation Method A mixture of MMT and CP (10:9 w/w) was ground finely (ca.30min)usingapestleandmortar,washed (deionised water, 3×) and ... by the broad – O– H stretching band at ca. 3,400 cm -1 . The bands at 3,623 cm -1 and at 3,698 cm -1 are respectively attributed to the –OH stretch of Al– OH and tha t of Si – OH [25]. T...

Ngày tải lên: 21/06/2014, 08:20

... Prediction (CELP) algorithm, and the MPEG-4 Harmonic Vector Excitation Coding (HVXC) are some of the standardized scalable coders [5]. The recently standardized ITU-T G.729.1 [11], an 8–32 kbps scalable speech ... quality and intelligibility scores show that the proposed coding scheme can be a reasonable choice for speech coding in low bandwidth communication applications. 1. In...

Ngày tải lên: 21/06/2014, 18:20

... estimator of (11), (12), and (13) to that of the EM channel estimator of (3 )and( 4). We ignore the cost of com- puting ˜ a k , and we consider the complexity in terms of sums and multiplications per ... “Combined turbo detec- tion and decoding for unknown ISI channels,” IEEE Trans. Commun., vol. 51, no. 1, pp. 79–85, 2003. [7] K D. Kammeyer, V. K ¨ uhn, and T. Petermann, “Blind an...

Ngày tải lên: 23/06/2014, 00:20

... Aeronautics and Astronautics (AIAA), and Institute of Electrical and Electronics Engineers (IEEE). He is a member of ASME, IEEE, and Control System Society (CSS-IEEE). Dr. Samanta and the coauthors ... suitable features and one variable parameter related to the particu- lar classifier: the number of neurons in the hidden layer for MLPs and the width (σ) for RBFs and PNNs. Differ...

Ngày tải lên: 23/06/2014, 01:20

... 2D and 3D monoscopic and multi- view image sequence analysis and coding, semantic annotation of multimedia content, multimedia information retrieval and knowl- edge discovery, and MPEG-4 and ... for four two-keyword queries and comparison with global histogram method: (a) tiger and grass, (b) brown horse and grass, (c) bald eagle and blue sky, and (d) firework and blac...

Ngày tải lên: 23/06/2014, 01:20

... encourage interest, satisfaction and personal development through training of conscious attention towards tasks and through the establishment of challenging and significant targets. The “worn-out” ... development ’ and ‘neglect’ through the BCSQ-12, and to estimate its discri- minatory strength compared to the dimensions of ‘exhaus- tion’, ‘cynicism’ and ‘inefficacy’ of th...

Ngày tải lên: 20/06/2014, 15:20