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Pregunta
Second argument must be a scalar or vector of unique symbolic variables.
I was using dsolve to solve a differential equation. The code is: clear all; close all; clc; syms X; syms gamma; syms Y; sy...
12 meses hace | 1 respuesta | 0
1
respuestaPregunta
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?
So I am using CVX to solve a Boolean least square problem, the code is shown below cvx_begin variable F(J,J) hermitia...
alrededor de 2 años hace | 2 respuestas | 0
2
respuestasPregunta
How can I adjust FontWeight, FontSize and MarkerSize in legend and save the figure as eps.file without losing all these settings?
The MATLAB version I am using is R2022b. I actually have done all the adjustment, but when I tried to save the figure as eps.fil...
más de 2 años hace | 1 respuesta | 0
1
respuestaPregunta
How to plot the actual frequency range for the FFT plot?
Suppose I have a complex linear frequency modulated signal, where the frequency of it sweeps from 9.975 GHz to 10.025 GHz with 5...
más de 2 años hace | 2 respuestas | 0
2
respuestasPregunta
Why buffer to delay the filtered receiving signal in the Monte Carlo ROC Simulation?
When I was leraning how to plot ROC curve in the page of Help Center : Monte Carlo ROC Simulation, I can't understand why we nee...
más de 2 años hace | 1 respuesta | 0
1
respuestaQuestion about buffer fuction that used in documentation of Monte Carlo ROC Simulation in Help Center
I found that it just added 0 at the last column.
más de 2 años hace | 0
| aceptada
Pregunta
Question about buffer fuction that used in documentation of Monte Carlo ROC Simulation in Help Center
When I was reading the example of the Monte Carlo ROC Simulation in Help Center of MathWorks. In the Loop Over Pulses section, t...
más de 2 años hace | 1 respuesta | 0
1
respuestaPregunta
Why using imagesc and plotResponse to plot range-doppler map give different magnitude level?
I am using the phased.RangeDopplerResponse and the dechirped signal xr_con to generate the range-doppler response. The code is g...
más de 2 años hace | 0 respuestas | 0
0
respuestasPregunta
Can we add separate Tx and Rx array with different array weights to simulate the ROC curve of a FMCW phased array radar system?
Dear MATLAB team Is there some way to simulate the ROC for a FMCW phased array system? As far as I know, the Monte Carlo ROC Si...
más de 2 años hace | 1 respuesta | 0
1
respuestaPregunta
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?
Supposing that I have a variable , and two known vectors , where is a known number. I want to find the that minimizes the root...
más de 2 años hace | 2 respuestas | 0
2
respuestasPregunta
How to fix "fsolve stopped because it exceeded the function evaluation limit" while using fsolve function?
Recently, i'm trying to solve a nonlinear equation set by using "fsolve" . I created my personal function as the following: fu...
casi 4 años hace | 0 respuestas | 0
0
respuestasPregunta
Problem in sorting the elements of a complex column vetor in descending order.
I am trying to sort the elements of a complex column vetor in descending order. The vector V is, 0.00192283028876372 + 2.81043...
casi 4 años hace | 1 respuesta | 0
1
respuestaPregunta
Failure in initial objective function evaluation. FSOLVE cannot continue.
Recently, i'm trying to solve a nonlinear equation set by using "fsolve" . I created my personal function as the following: fu...
casi 4 años hace | 1 respuesta | 0
1
respuestaPregunta
Can PCA be applied to achieve any data dimension that we want?
Recently, I was trying to reproduce an algorithm in other's paper. In it, the author exploited PCA to reduce the dimensionality ...
casi 4 años hace | 1 respuesta | 0
1
respuestaPregunta
Failure in initial objective function evaluation. FMINUNC cannot continue. Need some help
It's my first time to use fminunc solver. R_pq,array_x,array_y,M,N,R00 are constants I have set. x0 = -pi + (pi+pi)*rand(M,N)...
alrededor de 5 años hace | 2 respuestas | 0
