Search results: tag:"linear" - MATLAB Answers

436 questions found in Answers

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answer

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Identify the coefficients of each constraint separately

Asked by JOVANI on 21 Apr 2023

Latest activity Commented on by Walter Roberson on 24 Apr 2023

Mathematics and Optimization Optimization Toolbox Optimization Results Solver Outputs and Iterative Display

1

answer

0 votes
3 views

Is there a function for performing orthogonal regression in MATLAB?

Asked by MathWorks Support Team on 22 Jan 2010

Latest activity Edited by MathWorks Support Team on 19 Apr 2023

Accepted Answer by MathWorks Support Team

AI and Statistics Curve Fitting Toolbox Linear and Nonlinear Regression

1

answer

4 votes
18 views

What Weighted-Least-Squares Fitting capabilities are available in MATLAB 6.1 (R12.1) and the Toolboxes?

Asked by MathWorks Support Team on 22 Jun 2011

Latest activity Edited by MathWorks Support Team on 19 Apr 2023

Accepted Answer by MathWorks Support Team

AI and Statistics Curve Fitting Toolbox Linear and Nonlinear Regression

1

answer

0 votes
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Why am I unable to use linear indexing with sparse matrices when the sparse matrix is of size larger than the maximum array size in MATLAB 7.0 (R14) and later?

Asked by MathWorks Support Team on 27 Jun 2009

Latest activity Edited by MathWorks Support Team on 27 Mar 2023

Accepted Answer by MathWorks Support Team

MATLAB Mathematics Sparse Matrices

1

answer

0 votes
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Why varistor block behaves linearly?(like a resistance)

Asked by Jose Manuel Velasco Sanchez on 28 Nov 2022

Latest activity Answered by Kartik on 21 Mar 2023

Physical Modeling Simscape Electrical Applications Motor Drives and Power Electronics Converters (High Power)

1

answer

0 votes
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Solve the given system of equations using the Gauss-Jordan elimination method with MATLAB.

Asked by Sadgine on 22 Feb 2023

Latest activity Answered by KSSV on 22 Feb 2023

MATLAB External Language Interfaces Other languages Octave

1

answer

0 votes
2 views

im trying to solve this system of 10 equations

Asked by joshua payne on 6 Feb 2023

Latest activity Answered by Walter Roberson on 6 Feb 2023

Mathematics and Optimization Symbolic Math Toolbox Mathematics Calculus

4

answers

1 vote
93 views

Finding the equation of a line passing 2 points

Asked by Soroush Asarzadeh on 16 Jul 2016

Latest activity Commented on by Image Analyst on 29 Jan 2023

Accepted Answer by Image Analyst

AI and Statistics Curve Fitting Toolbox Splines Spline Postprocessing

3

answers

1 vote
78 views

Rearrange Variables in an equation

Asked by Mech Princess on 20 Jul 2012

Latest activity Commented on by Star Strider on 29 Jan 2023

Accepted Answer by Star Strider

Mathematics and Optimization Symbolic Math Toolbox Symbolic Computations in MATLAB Symbolic Variables, Expressions, Functions, and Settings

1

answer

0 votes
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Regression model with two equation

Asked by Tasha Williams on 12 Jan 2023

Latest activity Commented on by Torsten on 13 Jan 2023

Mathematics and Optimization Optimization Toolbox Least Squares Linear Least Squares

1

answer

0 votes
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Linear mixed models: how to get adjusted whole model values?

Asked by LukeJes on 6 Jan 2023

Latest activity Answered by the cyclist on 6 Jan 2023

AI and Statistics Statistics and Machine Learning Toolbox Regression Model Building and Assessment

2

answers

0 votes
6 views

I am trying to solve a system of linear equations generated from a 2-D finite element problem. The equations (shown below) are not in the general form Ax=B..

Asked by Simon Cook on 29 Dec 2022

Latest activity Edited by John D'Errico on 29 Dec 2022

Accepted Answer by Karim

MATLAB Mathematics

1

answer

0 votes
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9x3 linear (x,y,z must be positive)

Asked by Tryfon on 16 Dec 2022

Latest activity Commented on by Tryfon on 17 Dec 2022

Accepted Answer by Torsten

MATLAB Graphics 2-D and 3-D Plots Surfaces, Volumes, and Polygons Surface and Mesh Plots

1

answer

0 votes
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9x3 linear system (least squares)

Asked by Tryfon on 14 Dec 2022

Latest activity Commented on by Tryfon on 14 Dec 2022

Accepted Answer by Torsten

MATLAB Language Fundamentals Matrices and Arrays Creating and Concatenating Matrices

0

answers

0 votes
4 views

Linearization error "Cannot resolve: [blockname]"

Asked by Filippo Davide Riccaboni on 7 Jun 2021

Latest activity Commented on by Steve Miller on 25 Nov 2022

Control Systems Nonlinear Systems Nonlinear Control

2

answers

0 votes
4 views

Constrained multiple linear regression with multiple dependent variables

Asked by Daniel van den Berg on 22 Nov 2022

Latest activity Commented on by Daniel van den Berg on 23 Nov 2022

Accepted Answer by Matt J

Mathematics and Optimization Optimization Toolbox Least Squares Linear Least Squares

1

answer

0 votes
4 views

Hi there, does anyone know how to help me resolve this issue? My code keeps running on and on. If you can help me figure the issue please :)? And also the plots are not showin

Asked by Junior on 15 Nov 2022

Latest activity Commented on by Junior on 17 Nov 2022

MATLAB Programming

1

answer

0 votes
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Why does signal modulate when using Opamp for a linear filter

Asked by MathWorks Support Team on 25 Aug 2022

Latest activity Answered by MathWorks Support Team on 25 Oct 2022

Accepted Answer by MathWorks Support Team

Physical Modeling Simscape Foundation Block Libraries Electromagnetic Models

1

answer

0 votes
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Creating an array which has the linear index of the element left of each position.

Asked by Jared Dube on 15 Oct 2022

Latest activity Commented on by Walter Roberson on 15 Oct 2022

Accepted Answer by Walter Roberson

MATLAB Language Fundamentals Matrices and Arrays Matrix Indexing

1

answer

0 votes
3 views

Getting the percentage of values greater then 0.3 using linear and subscript indexing.

Asked by Jared Dube on 14 Oct 2022

Latest activity Answered by Image Analyst on 14 Oct 2022

Accepted Answer by Image Analyst

MATLAB Language Fundamentals Matrices and Arrays

2

answers

0 votes
4 views

linear inequality constrains based on absolute values

Asked by D D on 6 Oct 2022

Latest activity Commented on by Walter Roberson on 7 Oct 2022

Accepted Answer by Matt J

Mathematics and Optimization Optimization Toolbox Least Squares Linear Least Squares

1

answer

0 votes
3 views

Conversion of linear equations to form Ax=b

Asked by aliza mustafa on 15 Sep 2022

Latest activity Edited by Torsten on 15 Sep 2022

Accepted Answer by Sam Chak

Mathematics and Optimization Symbolic Math Toolbox MuPAD MuPAD Language Fundamentals Data Types Data Structures Common Operations

2

answers

0 votes
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Solving for two variable.

Asked by Sebastian on 10 Sep 2022

Latest activity Edited by Torsten on 10 Sep 2022

Accepted Answer by Alan Stevens

AI and Statistics Curve Fitting Toolbox Linear and Nonlinear Regression

1

answer

0 votes
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How do I apply a linear translation to my image using the Image Processing Toolbox 3.0 (R12)?

Asked by MathWorks Support Team on 9 Dec 2011

Latest activity Edited by MathWorks Support Team on 25 Aug 2022

Accepted Answer by MathWorks Support Team

Image Processing and Computer Vision Image Processing Toolbox Geometric Transformation and Image Registration Generic Geometric Transformations

1

answer

0 votes
8 views

image conversion from db to linear

Asked by rishika yadav on 19 Jul 2022

Latest activity Answered by GandaBerunda on 19 Jul 2022

Image Processing and Computer Vision Image Processing Toolbox Image Filtering and Enhancement Contrast Adjustment

1

answer

0 votes
3 views

Linear best fit model

Asked by Aniruddha Das on 14 Jul 2022

Latest activity Commented on by William Rose on 15 Jul 2022

AI and Statistics Curve Fitting Toolbox Linear and Nonlinear Regression

1

answer

0 votes
7 views

Setting up a problem in linprog

Asked by Deepa Maheshvare on 7 Jul 2022

Latest activity Commented on by Deepa Maheshvare on 7 Jul 2022

Accepted Answer by Torsten

Mathematics and Optimization Optimization Toolbox Optimization Results Solver Outputs and Iterative Display

3

answers

0 votes
7 views

How can i correct brightness of a monochrome image using arithmetic operations?

Asked by Kamil Hassaan on 18 Nov 2018

Latest activity Answered by DGM on 20 Jun 2022

Image Processing and Computer Vision Image Processing Toolbox Image Filtering and Enhancement Image Arithmetic

0

answers

0 votes
4 views

Making a Linear, Parabolic, and Logarithmic Trend line

Asked by John Mark Enhaynes on 11 May 2021

Latest activity Commented on by Biraj Khanal on 9 Jun 2022

MATLAB App Building Develop Apps Using App Designer

1

answer

0 votes
67 views

Spline vs Linear Interpolation

Asked by Learning on 29 May 2022

Latest activity Commented on by Learning on 30 May 2022

Accepted Answer by John D'Errico

AI and Statistics Curve Fitting Toolbox Splines

0

answers

0 votes
3 views

Linearizing Symulink dynamic model to retrieve coefficient matrices A B C D (without using linmod function) with Least Squares method

Asked by Adrian Tworek on 27 May 2022

Latest activity Commented on by Sam Chak on 30 May 2022

MATLAB Mathematics Numerical Integration and Differential Equations

1

answer

0 votes
7 views

What to do when solving a system with a sparse matrix and a dense matrix results in a singular matrix, even after normalization?

Asked by Chaitanya Singh on 28 May 2022

Latest activity Commented on by Chaitanya Singh on 28 May 2022

Accepted Answer by John D'Errico

Engineering Civil and Environmental Engineering Structural Analysis

1

answer

0 votes
3 views

FMINCON requires the following inputs to be of data type double

Asked by Konstantina Symeonidou on 14 May 2022

Latest activity Commented on by Torsten on 18 May 2022

Accepted Answer by Torsten

Mathematics and Optimization Optimization Toolbox Systems of Nonlinear Equations

1

answer

0 votes
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Determining Whether Symbolic Polynomials Are Linear

Asked by Ian Orzel on 26 Apr 2022

Latest activity Edited by Torsten on 26 Apr 2022

Mathematics and Optimization Optimization Toolbox Systems of Nonlinear Equations

5

answers

3 votes
38 views

2D Interpolation (Linear and spline) of a greyscale image

Asked by Graham Boag on 25 Feb 2011

Latest activity Commented on by image-pro on 17 Apr 2022

Accepted Answer by Sean de Wolski

Image Processing and Computer Vision Image Processing Toolbox Image Filtering and Enhancement Neighborhood and Block Processing

1

answer

0 votes
7 views

linear least regression solving a and b from given data

Asked by Phuri Nittiwat on 6 Apr 2022

Latest activity Commented on by Phuri Nittiwat on 12 Apr 2022

Accepted Answer by Torsten

AI and Statistics Curve Fitting Toolbox Linear and Nonlinear Regression

2

answers

0 votes
147 views

Why does the SEMILOGY function not plot onto a logarithmic scale in MATLAB 6.5 (R13)?

Asked by MathWorks Support Team on 27 Jun 2009

Latest activity Commented on by Steven Lord on 5 Apr 2022

Accepted Answer by MathWorks Support Team

MATLAB Graphics 2-D and 3-D Plots Polar Plots

1

answer

0 votes
2 views

How to code a nonlinear vector-valued function so that it fits the coordinate grids (xq , yq) of triangles?

Asked by Qais Al Faraei on 3 Apr 2022

Latest activity Commented on by Qais Al Faraei on 3 Apr 2022

Accepted Answer by Torsten

Signal Processing Wavelet Toolbox Discrete Multiresolution Analysis Signal Analysis

1

answer

0 votes
2 views

Linear equation of circle

Asked by ANDREAS KOUNTOURIS on 12 Feb 2022

Latest activity Commented on by ANDREAS KOUNTOURIS on 15 Feb 2022

Accepted Answer by DGM

MATLAB Mathematics

1

answer

0 votes
9 views

The pooled covariance matrix of TRAINING must be positive definite.

Asked by sun rise on 21 Jan 2022

Latest activity Commented on by sun rise on 29 Jan 2022

Accepted Answer by Matt J

AI and Statistics Deep Learning Toolbox

1

answer

0 votes
4 views

Multiple Linear Regression; Terms in X

Asked by Theo Pap on 25 Jan 2022

Latest activity Commented on by Theo Pap on 25 Jan 2022

AI and Statistics Curve Fitting Toolbox Linear and Nonlinear Regression

2

answers

0 votes
9 views

Gradient descent giving me Nan

Asked by Maha Almubarak on 31 Aug 2020

Latest activity Commented on by Safoura Tanbakouei on 17 Jan 2022

MATLAB Mathematics Interpolation

2

answers

1 vote
4 views

Could fsolve cause trouble when using it to solve linear equations?

Asked by Meva on 2 Apr 2015

Latest activity Commented on by Torsten on 10 Dec 2021

Accepted Answer by Mohammad Abouali

Mathematics and Optimization Optimization Toolbox Systems of Nonlinear Equations

1

answer

1 vote
6 views

constrain variables to a set of values

Asked by Omar Morsy on 6 Dec 2021

Latest activity Commented on by Matt J on 7 Dec 2021

Mathematics and Optimization Global Optimization Toolbox Surrogate Optimization

2

answers

0 votes
3 views

I get wrong value

Asked by Asama Younis Said Mohsin Al Quwaitai on 26 Oct 2021

Latest activity Answered by Steven Lord on 26 Oct 2021

Mathematics and Optimization Symbolic Math Toolbox MuPAD Advanced Software Development Code Performance

0

answers

0 votes
1 view

How would I perform a linear regression with a for loop on a set of data without using a GUI

Asked by sunny blue on 17 Oct 2021

Latest activity Commented on by Jan on 17 Oct 2021

AI and Statistics Curve Fitting Toolbox Linear and Nonlinear Regression

1

answer

0 votes
6 views

Running several regressions and storing all the data with regress

Asked by chiefjia on 11 Oct 2021

Latest activity Edited by chiefjia on 12 Oct 2021

Accepted Answer by Dave B

AI and Statistics Statistics and Machine Learning Toolbox Regression Linear Regression

1

answer

0 votes
11 views

How can i linearize a nonlinear equation using simulink?

Asked by João Pedro Alves on 9 Aug 2021

Latest activity Answered by Siddharth Jawahar on 6 Oct 2021

Simulink Modeling Analyze and Remodel Design Transform Models Trimming and Linearization

1

answer

0 votes
4 views

Linear Equations infinite solutions parametric form

Asked by Virendrasingh Pawar on 17 Sep 2021

Latest activity Commented on by Virendrasingh Pawar on 17 Sep 2021

Accepted Answer by Matt J

Mathematics and Optimization Symbolic Math Toolbox MuPAD Mathematics Equation Solving Numeric Solvers

2

answers

0 votes
22 views

Formulas of Rise time, settling time, and other step-response characteristics for arbitrary-order transfer function

Asked by Andrew Sol on 16 Aug 2021

Latest activity Commented on by Star Strider on 16 Aug 2021

Accepted Answer by Star Strider

Control Systems System Identification Toolbox Linear Model Identification Transfer Function Models

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