Search results: asked_by_id:394996 - MATLAB Answers

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Second argument must be a scalar or vector of unique symbolic variables.

Asked by 奥刘 on 2 Nov 2024

Latest activity Commented on by 奥刘 on 3 Nov 2024

Mathematics and Optimization Symbolic Math Toolbox

2

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8 views

How to deal with the Hermitian matrix that is meant to be positive semidefinite but turned out to have negative eigenvalue due to numerical issues?

Asked by 奥刘 on 29 Oct 2023

Latest activity Edited by 奥刘 on 30 Oct 2023

Accepted Answer by John D'Errico

MATLAB Mathematics Linear Algebra

1

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How can I adjust FontWeight, FontSize and MarkerSize in legend and save the figure as eps.file without losing all these settings?

Asked by 奥刘 on 14 May 2023

Latest activity Answered by Shaik on 14 May 2023

MATLAB Graphics Labels and Styling Labels and Annotations Legend

2

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How to plot the actual frequency range for the FFT plot?

Asked by 奥刘 on 16 Apr 2023

Latest activity Commented on by Star Strider on 17 Apr 2023

Radar Phased Array System Toolbox Waveform Design and Signal Synthesis Pulsed Waveforms

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Why buffer to delay the filtered receiving signal in the Monte Carlo ROC Simulation?

Asked by 奥刘 on 29 Mar 2023

Latest activity Commented on by 奥刘 on 29 Mar 2023

Accepted Answer by Jack

Radar Phased Array System Toolbox Detection, Range and Doppler Estimation Detection

1

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Question about buffer fuction that used in documentation of Monte Carlo ROC Simulation in Help Center

Asked by 奥刘 on 28 Mar 2023

Latest activity Answered by 奥刘 on 29 Mar 2023

Accepted Answer by 奥刘

Industries Biotech and Pharmaceutical ROC - AUC

0

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Why using imagesc and plotResponse to plot range-doppler map give different magnitude level?

Asked by 奥刘 on 28 Mar 2023

Latest activity Edited by 奥刘 on 28 Mar 2023

Radar Phased Array System Toolbox Detection, Range and Doppler Estimation Detection

1

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Can we add separate Tx and Rx array with different array weights to simulate the ROC curve of a FMCW phased array radar system?

Asked by 奥刘 on 21 Mar 2023

Latest activity Edited by 奥刘 on 21 Mar 2023

Radar Phased Array System Toolbox Detection, Range and Doppler Estimation Detection

2

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0 votes
6 views

How to find the variable that minimize the root mean squared error between a known vetor and the multiplication of this variable and an another known vector?

Asked by 奥刘 on 9 Feb 2023

Latest activity Commented on by 奥刘 on 10 Feb 2023

Accepted Answer by Amal Raj

Signal Processing Signal Processing Toolbox Transforms, Correlation, and Modeling Signal Modeling Linear Predictive Coding

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How to fix "fsolve stopped because it exceeded the function evaluation limit" while using fsolve function?

Asked by 奥刘 on 16 Nov 2021

Latest activity Commented on by 奥刘 on 17 Nov 2021

MATLAB Programming

1

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Problem in sorting the elements of a complex column vetor in descending order.

Asked by 奥刘 on 15 Nov 2021

Latest activity Commented on by 奥刘 on 16 Nov 2021

Accepted Answer by Cris LaPierre

MATLAB Language Fundamentals Matrices and Arrays Shifting and Sorting Matrices

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Failure in initial objective function evaluation. FSOLVE cannot continue.

Asked by 奥刘 on 11 Nov 2021

Latest activity Edited by 奥刘 on 12 Nov 2021

Accepted Answer by Matt J

MATLAB Language Fundamentals Matrices and Arrays Matrix Indexing

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Can PCA be applied to achieve any data dimension that we want?

Asked by 奥刘 on 8 Nov 2021

Latest activity Commented on by 奥刘 on 9 Nov 2021

Accepted Answer by Walter Roberson

AI and Statistics Statistics and Machine Learning Toolbox Dimensionality Reduction and Feature Extraction

2

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Failure in initial objective function evaluation. FMINUNC cannot continue. Need some help

Asked by 奥刘 on 22 Sep 2020

Latest activity Commented on by 奥刘 on 22 Sep 2020

Mathematics and Optimization Optimization Toolbox Nonlinear Optimization Solver-Based Nonlinear Optimization

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1

Second argument must be a scalar or vector of unique symbolic variables.

2

How to deal with the Hermitian matrix that is meant to be positive semidefinite but turned out to have negative eigenvalue due to numerical issues?

1

How can I adjust FontWeight, FontSize and MarkerSize in legend and save the figure as eps.file without losing all these settings?

2

How to plot the actual frequency range for the FFT plot?

1

Why buffer to delay the filtered receiving signal in the Monte Carlo ROC Simulation?

1

Question about buffer fuction that used in documentation of Monte Carlo ROC Simulation in Help Center

0

Why using imagesc and plotResponse to plot range-doppler map give different magnitude level?

1

Can we add separate Tx and Rx array with different array weights to simulate the ROC curve of a FMCW phased array radar system?

2

How to find the variable that minimize the root mean squared error between a known vetor and the multiplication of this variable and an another known vector?

0

How to fix "fsolve stopped because it exceeded the function evaluation limit" while using fsolve function?

1

Problem in sorting the elements of a complex column vetor in descending order.

1

Failure in initial objective function evaluation. FSOLVE cannot continue.

1

Can PCA be applied to achieve any data dimension that we want?

2

Failure in initial objective function evaluation. FMINUNC cannot continue. Need some help