... Stability of neutral-type descriptor systems with multiple time-varying delays Yuxia Zhao∗ and Yuechao Ma College of Science, Yanshan University, Qinhuangdao ... This article deals with the problem of stability of descriptor neutral systems with multiple delays Using Lyapunov functional and free-weighting matrix method, a delay-dependent stability criterion...
Ngày tải lên: 21/06/2014, 20:20
... of multiple code rates from a single encoder Analysis is performed in order to determine the RD optimal amount of channel code to add to the source-coded frame based on the condition of the time-varying ... image compression standard was created to overcome the drawbacks of the existing widely used JPEG standard [10] MJPEG2000 is the extension to video coding of the JPEG2000...
Ngày tải lên: 22/06/2014, 23:20
Báo cáo khoa học: "PARALLEL MULTIPLE CONTEXT-FREE GRAMMARS, FINITE-STATE TRANSLATION SYSTEMS, AND POLYNOMIAL-TIME RECOGNIZABLE SUBCLASSES OF LEXICAL-FUNCTIONAL GRAMMARS" docx
... t2) of derivation trees in G, if the f-structure and nonterminal of the root of tl are the same as those of t2, then t] and t2 derive the same terminal string Let G be an nc-lfg A multiset M of ... relations between the generative capacities of those subclasses, pmcfg's and fts' References Ando, S et al 1992 "Subclasses of LexicalFunctional Grammars Which Are Recognizab...
Ngày tải lên: 08/03/2014, 07:20
Discovering Frequent Event Patterns with Multiple Granularities in Time Sequences docx
... clock BETTINI ET AL.: DISCOVERING FREQUENT EVENT PATTERNS WITH MULTIPLE GRANULARITIES IN TIME SEQUENCES 227 Fig An example of timed automaton with granularities decomposition of S into chains from ... n and t2 µ are both defined, BETTINI ET AL.: DISCOVERING FREQUENT EVENT PATTERNS WITH MULTIPLE GRANULARITIES IN TIME SEQUENCES Intuitively, for tim...
Ngày tải lên: 16/03/2014, 19:20
báo cáo hóa học: " Effects of glatiramer acetate on fatigue and days of absence from work in first-time treated relapsing-remitting multiple sclerosis" doc
... Zak I: Long-Term Study of Brain (1)H-MRS Study in Multiple Sclerosis: Effect of Glatiramer Acetate Therapy on Axonal Metabolic Function and Feasibility of Long-Term (1)H-MRS Monitoring in Multiple ... missing from work in the previous year at baseline and one year after start of treatment Baseline After 12 Months N No ≤ days 6–10 days 11–20 days > 20 day...
Ngày tải lên: 18/06/2014, 19:20
Báo cáo hóa học: " Research Article Video Frames Reconstruction Based on Time-Frequency Analysis and Hermite Projection Method" docx
... illustration of stationary and nonstationary blocks in a sequence of frames (box 1-stationary block, box 2-nonstationary block) Video Analysis and Reconstruction Using Time-Frequency Representations and ... 120 60 120 Time (frames) M −1 xM (t) = 60 q > 0, 3.2 Hermite Projection -Based Temporal Reconstruction of Nonstationary Pixels within the Sequence of Video Frames...
Ngày tải lên: 21/06/2014, 08:20
Báo cáo sinh học: " Research Article Real-Time Multiple Moving Targets Detection from Airborne IR Imagery by Dynamic Gabor Filter and Dynamic Gaussian Detector" doc
... described a method for multiple moving target detection from airborne IR imagery It consists of motion compensation, dynamic Gabor filtering, specular highlights detection, and target localization ... to a circle of 16 pixels circumference), and tests show that the best value of n is For our real-time IR targets detection in airborne videos, it needs a fast an...
Ngày tải lên: 21/06/2014, 16:20
Báo cáo hóa học: " Research Article Multiple Positive Solutions for a Class of m-Point Boundary Value Problems on Time Scales" potx
... “Triple positive solutions of boundary value problems for p-Laplacian dynamic equations on time scales,” Journal of Mathematical Analysis and Applications, vol 321, no 2, pp 911–920, 2006 14 Advances ... in Difference Equations 17 C J Chyan and J Henderson, “Eigenvalue problems for nonlinear differential equations on a measure chain,” Journal of Mathematical Analy...
Ngày tải lên: 21/06/2014, 20:20
Báo cáo hóa học: " Research Article Stabilization of Discrete-Time Control Systems with Multiple State Delays" doc
... exponential stabilizability of discrete-time systems with time-delayed states Finally, as an application, we consider the global stabilization of the nonlinear control systems Preliminaries In this ... observability, controllability, and stabilization of linear elastodynamic systems, ” SIAM Journal on Control and Optimization, vol 37, no 2, pp 521–542, 1999 10 E K Bouka...
Ngày tải lên: 21/06/2014, 20:20
Báo cáo hoa học: " Research Article Multiple Positive Solutions for Nonlinear First-Order Impulsive Dynamic Equations on Time Scales with Parameter" ppt
... Peterson, Dynamic Equations on Time Scales: An Introduction with Applications, Birkh¨ user, Boston, Mass, USA, 2001 a M Bohner and A Peterson, Eds., Advances in Dynamic Equations on Time Scales, ... first-order impulsive dynamic equations on time scales, ” Nonlinear Analysis: Theory, Methods & Applications, vol 69, no 11, pp 4074– 4087, 2008 24 J R Graef and A...
Ngày tải lên: 21/06/2014, 20:20
Báo cáo hóa học: " Research Article Several Existence Theorems of Multiple Positive Solutions of Nonlinear m-Point BVP for an Increasing Homeomorphism and Homomorphism on Time Scales" pot
... 1246– 1256, 2007 Y Sang, H Su, and F Xu, Positive solutions of nonlinear m-point BVP for an increasing homeomorphism and homomorphism with sign changing nonlinearity on time scales,” Computers & ... Applications, vol 58, no 2, pp 216–226, 2009 D R Anderson, R Avery, and J Henderson, Existence of solutions for a one dimensional p-Laplacian on time- scal...
Ngày tải lên: 21/06/2014, 20:20
Báo cáo hóa học: " Research Article Capacity of Time-Hopping PPM and PAM UWB Multiple Access Communications over Indoor Fading Channels" ppt
... (dB) 2 -PAM 4 -PAM 20 25 0.5 100 30 101 102 103 Number of user, SNR = 15 dB 2PPM 4PPM 8 -PAM 16 -PAM 8PPM 1 6PPM Figure 8: Capacity of a multiple access UWB system with PAM over a multipath fading ... 1 6PPM 3 2PPM 2PPM 4PPM 8PPM Figure 5: Relationship between distance and channel capacity of a UWB system with PPM over a multipath fading channel, L...
Ngày tải lên: 21/06/2014, 22:20
Báo cáo hóa học: " Research Article Multiple Positive Solutions in the Sense of Distributions of Singular BVPs on Time Scales and an Application to Emden-Fowler Equations" docx
... existence of solutions in the sense of distributions to P Under certain hypotheses, we approximate solutions in the sense of distributions to problem P by a sequence of weak solutions to weak ... the first relation in 2.23 Therefore, v is a nontrivial function Results on the existence and uniqueness of solutions In this section, we will deriv...
Ngày tải lên: 22/06/2014, 11:20
Báo cáo hóa học: " Research Article An Adaptive Time-Spread Multiple-Access Policy for Wireless Sensor Networks" pot
... characteristics and the typically rarely changing and common destination of the transmitted data, are not taken into account A new adaptive probabilistic policy, the A -Policy, based on the P -Policy and proposed ... easy to conclude that for any value of p, common for both the A -Policy and the P -Policy, the approximated system throughput under the A -Policy is higher than that un...
Ngày tải lên: 22/06/2014, 19:20
Báo cáo hóa học: " Research Article Diversity Analysis of Distributed Space-Time Codes in Relay Networks with Multiple Transmit/Receive Antennas" pot
... generalized distributed space-time coding are explained in detail A training scheme is also proposed The PEP is first analyzed in Section In Section 4, the diversity for the network with an in nite ... case of wireless relay networks with single-antenna nodes [5], to achieve full diversity, Sk − Sl must be full rank Since the distributed space-time codes Sk and Sl...
Ngày tải lên: 22/06/2014, 19:20