답변 있음
write function that generates an echo to audio
Hi Franziska, there is no need for loops: % Load sample sound load TestSoundEcho.mat; % Play sample sound sound(data, fs)...

5년 초과 전 | 1

답변 있음
Output a solution for a function at a specific value input
magT = @(omega)sqrt((5.903*10^24)^2+(1.181*10^20*omega)^2)/sqrt((1.181*10^25-(2.361*10^16*omega^2))^2+(9.445*10^20*omega)^2); ...

5년 초과 전 | 0

| 수락됨

답변 있음
solving integral in matlab
What you are looking for is an analytical solution. The integral function does solve numeric. To solve symbolic use int as John ...

5년 초과 전 | 1

답변 있음
Split data into groups
A = randi(5000,300,1); % random data A = sortrows(A); % sort it low = A(1:100); % just use indexing now mid = A(101:200); hi...

5년 초과 전 | 0

| 수락됨

답변 있음
Syntax error when opening a file using a path. it says " use a newline, semicolon, or comma before this statement "
It is unclear what you want: maybe you forgot to underline your variable name function_data = angleAnalysis_withPlots('C:/rese...

5년 초과 전 | 0

답변 있음
HELP: looping a function and plot (ode23)
tspan1 = [0, 4]; tspan2 = [4, 10]; y0 = [0, 0]; [t1_r1, y1_r1] = ode23(@(t,y) fun(t,y,0.5,5), tspan1, y0); [t2_r1, y2_r1] ...

5년 초과 전 | 1

| 수락됨

답변 있음
problem with table / array/cell
Your table content is a cell array - Read the Tips section from the documentation. It tells you why and how to deal with it. ce...

5년 초과 전 | 0

답변 있음
Solve ODE with BC
I doubt that your ode has an analytical solution - however here is a minimal working example of how to include BC's in a symboli...

5년 초과 전 | 0

| 수락됨

답변 있음
Respective matrices for different sheets in imported file frin excel
Use the 'sheet' option like shown here: https://de.mathworks.com/help/matlab/ref/readtable.html#d120e1047964 contentTable = rea...

5년 초과 전 | 0

| 수락됨

답변 있음
I'm trying to integrate, but I get an "undefined function" error.
int does not accept numerical inputs, because it performs symbolic integration - so you have to define a numerical vector for t ...

5년 초과 전 | 0

| 수락됨

답변 있음
Error using vertcat Dimensions of arrays being concatenated are not consistent. For solving ODE
tspan = [0 60]; %Initial Value C_V0 = 0; %x(1) C_I0 = 0; %x(2) C_C0 = 2; %x(3) C_W0 = 0; %x(4) C_G0 = 0; %x(5) [t,x] ...

5년 초과 전 | 1

| 수락됨

답변 있음
calling a variable in another function
function [LookupTableFiles]=getaerotablelisting( FilePrefix, DirectoryName , filetype ) FileList = dir('DynamicData...

5년 초과 전 | 0

답변 있음
Easily solved equation isn't being solved by 'solve'
There are 3 solutions, which you will find by setting the 'ReturnConditions' option to true: syms x A alpha h2m syms b positiv...

거의 6년 전 | 1

| 수락됨

답변 있음
Undefined function 'ln' for input arguments of type 'double'. Sorry I kindly no idea what was wrong with the coding. Kindly help please ,Thanks a lots.
Change: F = inline('y*log(y))','x','y','z'); to: F = inline('y*log(y)','x','y','z'); also remove the error on the last line ...

거의 6년 전 | 0

| 수락됨

답변 있음
Nonlinear system of equations
https://de.mathworks.com/help/optim/ug/fsolve.html function myEq b1=1000; b2=100; c=50; t=0.76; T=950; n=5; x0 = [1 1 ...

거의 6년 전 | 1

| 수락됨

답변 있음
Error using GPU in Matlab 2020a for Reinforcement Learning
If you install Update 2 the problem should be solved: https://de.mathworks.com/support/bugreports/?release=R2020a&release_filte...

거의 6년 전 | 2

| 수락됨

제출됨

ADX - Directional Movement System
Calculates values for Directional Movement System like J. Welles Wilder describes in his book 'New Concepts in Technical Trading...

거의 6년 전 | 다운로드 수: 2 |

4.0 / 5

답변 있음
How to remove 'e' from a matrix?
N(N<1e-8)=0; this will hard set all values smaller than 1e-8 to zero. >> format shorte >> N = [12, 0.24e-16, 9] N = ...

거의 6년 전 | 0

답변 있음
Solving System of 4 Non-Linear Equations
fsolve is a numerical solver - use vpasolve instead: syms A B C t0 eq1 = A*sin(2*B*pi*0.2 + 2*B*pi*(0 - t0)^2)+C - sin(2*pi*0....

거의 6년 전 | 0

| 수락됨

답변 있음
How to concatenate horizontaly and not vertically
use C = [C, RAIES]; V = [V, DATAS]; instead C = [C; RAIES]; V = [V; DATAS];

거의 6년 전 | 1

| 수락됨

답변 있음
How to use ode45 to model malaria?
tspan = [0 100]; y0 = zeros(1,4); [T,Y] = ode45(@malariaSEIRS, tspan, y0); figure(1) plot(T,Y) grid legend('S', 'E', 'I'...

거의 6년 전 | 0

답변 있음
Iam getting an error with the ODE45 function (line 90)and (line 115)?
clc clear y0=[0.01 0.5]; %enter the initial conditions. t0=[0 60] ; %enter the first and final time for the analysis. [t,x]=...

거의 6년 전 | 1

| 수락됨

답변 있음
insert zeros into vector
a = [1 2 3 4 5] b = zeros(4,numel(a)) result = reshape([a; b],1,[])

거의 6년 전 | 6

| 수락됨

답변 있음
I need help as soon as possible
Try to work with a table to make life easier: N=1:10; a=0;b=2;alp=0.5; f=@(t,y)y-t^2+1; yexact=@(y,t)(1+t).^2-0.5*exp(t); h...

거의 6년 전 | 2

답변 있음
Convert two vectors (x and y) to a square matrix ?
x = 0:0.01:6.28; y = sin(x); M = ones(size(x,2)); x_int = 1:size(x,2); y_int = ceil(y * size(y,2)/(abs(min(y))+abs(max(y...

거의 6년 전 | 1

| 수락됨

답변 있음
Fit to find the value of an unknown parameter
Try to optimize with least squares: A=0.1; B=0.5; C=100; % Range for H lb = 0.0001; ub = 0.05; best_H = fminbnd(@(H)s...

거의 6년 전 | 0

| 수락됨

답변 있음
Describing the motion of a composite body using system of differential equations
Solve numeric: syms y(t) z(t) Dy = diff(y,t); Dz = diff(z,t); eqns = [diff(y,t,2) == (29.4*cos(z)+4*Dz*Dz)*sin(z)/(1+3*sin(...

거의 6년 전 | 0

| 수락됨

답변 있음
Making a Video from Images
https://de.mathworks.com/help/matlab/import_export/convert-between-image-sequences-and-video.html

거의 6년 전 | 0

답변 있음
how to solve the non-linear equation
To solve for V as a function of Q: syms V Q D=1050; c=25; A=1000; B=1000; v=1.077; gamma =0.1; beta =0.1; eq = V*c*(1...

거의 6년 전 | 0

답변 있음
Problem with solve function
syms s vs v1 v2 vo s R1 R2 R3 Rc1 Rc2 gm1 gm2 gm3 gmc1 gmc2 C1 C2 C3 Cc1 Cc2 k1 k2; % Nodal Analysis Equations eq1 = -gm1*vs +...

거의 6년 전 | 0

| 수락됨