How to design Model Predictive Control for Uncertain Nonlinear System with input delay?

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...

05 June 2019 6,470 3 View

Is it possible to design a kalman filter for state estimation based on a discretized model and implement control that is based on continuous model?

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...

11 December 2018 9,516 1 View

How to design a observer for nonlinear affine uncertain system with exogenous disturbance input?

08 September 2017 3,766 1 View

How to do identification of a open-loop stable system using neural network ?

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 ?

07 August 2017 3,094 1 View

How to solve this LMI using LMI toolbox in matlab? Please share code.

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)

05 June 2017 8,938 1 View

If lie bracket of two column vectors is zero, what can we say about span of matrix is involutive or not?

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...

03 April 2017 6,180 3 View

How to perform system identification of a SISO system which has an disturbance input?

09 October 2016 5,905 4 View

How do I estimate the parameters of an nonlinear model (ODE) using an in-out data from another model for the same system using ANN (Neural Network)?

07 August 2016 462 6 View

What are applications of the concept of Vector Spaces (especially, Banach Space and Hilbert Space) in Control Theory?

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...

07 August 2016 4,523 6 View

How can I implement a set of ordinary differential equations in NI c-RIO and LabVIEW?

07 August 2016 8,286 0 View

Any specific pipeline or parameter to analyse total transcriptomics study of brain tissue samples?

I have two groups of brain samples, control and treated for example. It was total RNA nova seq sequencing. I tried all the available pipeline like: star+rsem+deseq2, Hista+stringtie+cuffdiff,...

27 February 2021 356 6 View

Is there any teachers based in UK who would like to take part in my study?

24 February 2021 4,833 3 View

Can we recognize signs of the "volatility clustering" property of a time series in its time domain plot?

My purpose is to recognize the volatility clustering property without statistical tests such as The Lagrange Multiplier (LM) test.

24 February 2021 4,150 3 View

Any easy method of analyzing vitamin D in foods by HPLC?

Looking for method of extracting and analyzing vitamin D in foods by HPLC

24 February 2021 7,524 7 View

How to overcome convergence issues in concrete arch models?

Hi, I have modelled a three-span arch bridge with soil fill over along with pedestals. The FE modelling is done in LUSAS with HX8M solid elements (i.e. 3D solid modelling). The non-linearity is...

20 February 2021 1,346 2 View

How do you interpret theoretical vs. experimental reaction orders with respect to a reactant?

I recently came across a paper focusing on the hydrodeoxygenation of oxygen-containing compounds. The paper linearized the rate equation in order to determine the experimental reaction order with...

14 February 2021 8,254 2 View

XRPD Quantification - Building a calibration curve of drug excipient?

I am aiming to utilise XRPD to quantify a drug excipient within a drug product and have been having a little trouble building the calibration curve to allow for this quantification up until this...

10 February 2021 6,145 3 View

Can I get the design of circular cylinder to fix thermocouple on the surface and cartridge heater in core ?

Respected Scientific Community. I'm interested to carry out experimental studies on a circular cylinder. But even after doing literature review I unable to get the exact design of the cylinder...

10 February 2021 6,221 1 View

Any recommendations for open-source survey form builder, which has option for semantic differential scale questions apart from Likert scale?

Asking this as Google forms doesn't allow multiple items in a semantic differential format.

04 February 2021 5,869 4 View

Identical spectra for L- and D-peptides after they self-assemble?

Hi dear all, I need advice. I have two peptides with the same sequence but one consists of L-amino acids only and the other consists of D-amino acids only. when they self-assemble in aqueous...

03 February 2021 2,032 3 View