Robust adaptive NF net track control for manipulator

... 3, the generalized eigendecomposition problem is reinterpreted as a nonlinear optimization problem, and a robust adaptive modified Newton algorithm is developed to estimate the principal generalized ... global minimum and no other local minima, and then apply an appropriate Hessian matrix approximation to derive an adaptive modified Newton algorithm The resulting...

Ngày tải lên: 22/06/2014, 20:20

... guaranty stability of uncertain system that can apply to the manipulators In this paper, a robust control based on the work of [11] was applied to two-wheeled mobile platform and a 6-dof manipulator ... khiển Từ khóa: robust adaptive controller, mobile manipulator REFERENCES [1] T H Bui, T T Nguyen, T L Chung, and Kim Sang Bong, “A Simple Nonlinear Control of a Two-Whe...

Ngày tải lên: 06/04/2015, 10:36

... article as: Visoottiviseth et al.: Cross-layer based adaptive wireless traffic control for per-flow and per-station fairness EURASIP Journal on Wireless Communications and Networking 2011 2011:97 Submit ... prioritized ACK scheme; WLAN-ATC: wireless LAN adaptive traffic control; WLANs: wireless local area networks; WTC: wireless traffic control Author de...

Ngày tải lên: 20/06/2014, 22:20

... 1 Adaptive access and rate control of CSMA for energy, rate, and delay optimization Mahdi Khodaian1, Jesús Pérez*2, Babak H Khalaj1 and Pedro M Crespo3 Department of Electrical Engineering, ... performance: (7) where , and are suitable continuous, concave functions, and parameters and control the tradeoff between rate, energy, and delay in the utili...

Ngày tải lên: 21/06/2014, 17:20

... τi xi , √ H1 : zi = pi + τi xi (6) Bearing in mind that we are concerned with training data containing interfering targets, which share the same steering vector as that of the desired target, ... situation of multiple outliers in the secondary data is depicted in Figure 13, in addition to the interfering target in Pc , another interfering one with the same INR A Younsi et al 1.2 0.9...

Ngày tải lên: 21/06/2014, 22:20

... Figures and 5, respectively For SISO transmission, one relies on the standard 802.11 CSMA/CA transaction and on the standard preambles UNIFIED PERFORMANCE AND ENERGY MODEL The physical (PHY) and ... ratio (SNR), the normalized instantaneous channel response H, and the multiantenna encoding The instantaneous capacity can be easily derived for the different multiantenna encoding Practically,...

Ngày tải lên: 22/06/2014, 06:20

... Neuroadaptive control for discrete-time nonlinear nonnegative uncertain systems In this section, we consider the problem of characterizing neuroadaptive feedback control laws for discrete-time nonlinear ... Chellaboina, Neural network adaptive control for nonlinear nonnegative dynamical systems,” IEEE Transactions on Neural Networks, vol 16, no 2, pp 399–413...

Ngày tải lên: 22/06/2014, 11:20

... precoder for MIMO channels with imperfect CSI is designed in [25] This approach is also used in [26, 27] to design robust adaptive beamformers, and in [28] to design a robust minimum variance beamformer ... achievable rate CONCLUSIONS In this paper, a robust bit-loading algorithm for an adaptive OFDM system with transmit and/or receive diversity that operates in time-va...

Ngày tải lên: 22/06/2014, 19:20

... as mentioned before, TVFQ scheme is the one without reactive adaptation control Delay results for the compared schemes, obtained from an analytical model, are shown in Figure for classes 1–4, ... monitor (DRM) Reactive control Predictive control Figure 2: Architecture of FT-WFQ scheduler (with four traffic classes) In order to mitigate for the estimation error, as well as to...

Ngày tải lên: 22/06/2014, 22:20

... filter banks to the temporal prediction compliant with the H.264/MPEG-4 AVC standard is proposed and discussed In Section 3.3 the adaptation of this filter bank scheme to the case of H.264/MPEG-4 AVC ... should be limited, namely, for simple levels, is considered Section describes a practical setup for easily applying filtering in a conformant way to an H.264/MPEG-4 AVC codec...

Ngày tải lên: 22/06/2014, 23:20

... Applebaum and D J Chapman, Adaptive arrays with main beam constraints,” IEEE Trans Antennas and Propagation, vol 24, no 5, pp 650–662, 1976 An Approximate Algorithm for Robust Adaptive Beamforming ... with robustness and broad-band capabilities,” IEEE Trans Antennas and Propagation, vol 32, no 9, pp 944–950, 1984 [12] K Takao and N Kikuma, “Tamed adaptive antenna array,” IEEE T...

Ngày tải lên: 23/06/2014, 01:20

... Related work in this area focuses on error, rate, and congestion control in multicast for multimedia applications Layered coding is often proposed as a solution for rate control in video multicast ... hierarchical flows such as H.263+ or MPEG-4 A source adaptive multilayered multicast (SAMM) algorithm based on feedback packets containing information on th...

Ngày tải lên: 23/06/2014, 01:20

Ngày tải lên: 04/07/2014, 03:55