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Questions related from Anirudh Nath
Suppose we have a nonlinear system: x_dot=A x + B u(t-T) + phi(x) + d(t) y=Cx where x:state, u:control input, d:exogenous disturbance (bounded), phi(x): nonlinear vector (satisfy local...
06 June 2019 6,546 3 View
Suppose, I have a continuous state space model of a system: x_dot(t) = A x(t) + B u(t) + e_1, y(t)=Cx(t)+e_2 .................(1), e_i, i=1,2: random Gaussian noise Now, discrete version of...
12 December 2018 9,604 1 View
An uncertain SISO nonlinear system affine in control with a mismatched exogenous disturbance input is given as follows: x_dot = (A+delta(A)) x + B u + f(x) + D d y=Cx where x: states; A:system...
09 September 2017 3,851 1 View
I need to identify a system which is open-loop stable. Now if I want to identify it using neural network,would I need to make the system close-loop stable for collecting the input-output data points ?
08 August 2017 3,171 1 View
Ac(3x3 symmetric): known, to determine scalar beta. Y Ac' beta + beta Ac Y + 2 Y < 0 Y > 0 beta < 0 Lmi variables: Y(positive definite symmrtric), beta(scalar)
06 June 2017 9,043 1 View
I have a matrix with column vectors: A=[a1 a2 a3 a4 a5]; where a1,a2,a3,a4,a5 are column vectors a1=[0 0 0 0 1]T a2=[0 0 0 1 1]T a3=[0 0 1 1 1]T a4=[0 1 1 1 1]T a5=[x 1 1 1 1]T lie bracket [a1...
04 April 2017 6,295 3 View
I have a nonlinear system with single input and single output. It has a disturbance input. I have input-output data of the system. How to perform system identification of this system?
10 October 2016 5,993 4 View
An already established model for a given system described by nonlinear differential equations have 8 state variables. I have collected the input-output data from the standard model. Now, I have...
08 August 2016 571 6 View
What are the applications of the concept of various vector spaces like Banach space, Hilbert space, Eucledian space etc. in Control theory? What is the reason behind consideration of different...
08 August 2016 4,624 6 View
I have a system described by a set of nonlinear differential equations and I want to realise the system using NI c-RIO and LabVIEW.
08 August 2016 8,423 0 View
I have input-output data for a nonlinear systems described in terms of differential equations. Now, I want to estimate the parameters of the differential equation through neural network. I am...
08 August 2016 5,265 3 View
If I have designed a fuzzy inference system (say controller) using Fuzzy Logic Toolbox in Simulink. Now Based on some performance criteria, I need to update/modify the existing structure of fuzzy...
06 June 2016 1,504 9 View
A system is described by a set of 8 non-linear ordinary differential equations with known disturbance profile and some dis-continuous functions. The state space is given as follows: dx1/dt =...
06 June 2016 7,937 2 View
Suppose a system is described by a set of non-linear differential equations. For implementation of some control techniques, the nonlinear functions need to be smooth. Say, the output is the first...
06 June 2016 9,650 3 View
CSII pump delivers two types of insulin delivery:- a/ CSII pump deliver a small predetermined basal rate of insulin at a constant rate. b/ Second type of insulin delivery is a bolus dose of...
10 October 2015 4,504 2 View
I need some material that explains the proposition of Weighted Minimum Variance Controller.
10 October 2015 7,441 4 View
What are the various possible control schemes for controlling systems with long time-delay?
10 October 2015 7,881 3 View
d^2(x)/dt^2 = 9.8 - B * u^2 B - constant x - state/position u - control input
10 October 2015 428 0 View
