Answered

Plot a mean of ten lines of different resolution

I see, this is overly complicated. Not as in complex or difficult, as in made needlessly overly complicated. Let's just say you...

Plot a mean of ten lines of different resolution

I see, this is overly complicated. Not as in complex or difficult, as in made needlessly overly complicated. Let's just say you...

ungefär ett år ago | 0

Answered

FFT from a excel file

Well, make sure that the data contained in channel1Data2 is numeric (double, single, int8, etc..). From the question title it ...

FFT from a excel file

Well, make sure that the data contained in channel1Data2 is numeric (double, single, int8, etc..). From the question title it ...

mer än ett år ago | 0

Solved

Determine point is located in a circle or not

Using input [x] and [y], determine the points (x,y) is located inside of circle (x^2+y^2=1) if point is located in circle, outp...

mer än ett år ago

Solved

Average speed for the entire trip

The input is two speeds (for the trip and return trip) and output is average speed. Assume units are consistent, say miles per h...

mer än ett år ago

Solved

Test if a matrix is symmetric

Write a logical function that returns 1 if the input matrix is symmetric and 0 otherwise.

mer än ett år ago

Answered

How to check whether partial correlation is significant or not at 5% significance level?

A partial correlation means you are controlling or "partialing out" some variance that is explained by -usually- another (3rd) v...

How to check whether partial correlation is significant or not at 5% significance level?

A partial correlation means you are controlling or "partialing out" some variance that is explained by -usually- another (3rd) v...

mer än ett år ago | 0

Answered

How To multiply this Formula to run this code Please

The fact that there is the need for a loop for these operations, that b is not simply obtained with b=-T.*h, that [ones(1,i-1), ...

How To multiply this Formula to run this code Please

The fact that there is the need for a loop for these operations, that b is not simply obtained with b=-T.*h, that [ones(1,i-1), ...

mer än ett år ago | 0

| accepted

Answered

How to plot Confusion Matrix with tolerence limit ?

So you just want to translate the pseudo code above into working code and choose how to best plot it. The pseudo code probably d...

How to plot Confusion Matrix with tolerence limit ?

So you just want to translate the pseudo code above into working code and choose how to best plot it. The pseudo code probably d...

mer än ett år ago | 0

| accepted

Answered

I can't run the code I wrote the way I want. Please help me

By "I cannot change the K value at every T value" I imagine you need K to change for every iteration and therefore have sitll 6 ...

I can't run the code I wrote the way I want. Please help me

By "I cannot change the K value at every T value" I imagine you need K to change for every iteration and therefore have sitll 6 ...

mer än ett år ago | 0

Answered

How shall I resolve the warning of Merging of Pdfs?

Nice little utility (and overall apache pdfbox functionality), I just tried it, it worked and it didn't even give me an error (b...

How shall I resolve the warning of Merging of Pdfs?

Nice little utility (and overall apache pdfbox functionality), I just tried it, it worked and it didn't even give me an error (b...

mer än ett år ago | 0

| accepted

Answered

Concatenate two vectors with different dimensions and sort the result in an ascending order.

vertcat(A,B) or cat(1,A,B) or just [A;B] is what you need to concatenate vertically. then just sort Your code however gives the...

Concatenate two vectors with different dimensions and sort the result in an ascending order.

vertcat(A,B) or cat(1,A,B) or just [A;B] is what you need to concatenate vertically. then just sort Your code however gives the...

mer än ett år ago | 1

Answered

How can I get latitude and longitude range for each US state in MATLAB?

With: states = shaperead('usastatelo'); one for example gets 'BoundingBox', 'X', 'Y' among others for each US state states(is...

How can I get latitude and longitude range for each US state in MATLAB?

With: states = shaperead('usastatelo'); one for example gets 'BoundingBox', 'X', 'Y' among others for each US state states(is...

mer än ett år ago | 0

| accepted

Answered

How do I create a colored intensity plot from location and intensity values

Could imagesc work? sysize = 100; maxintensity = 20; npoints = 13; coords = randi(sysize,[npoints,2]); imatc = nan(sysize); ...

How do I create a colored intensity plot from location and intensity values

Could imagesc work? sysize = 100; maxintensity = 20; npoints = 13; coords = randi(sysize,[npoints,2]); imatc = nan(sysize); ...

mer än ett år ago | 1

| accepted

Answered

Problem with array and save file?

Do you need a 3D cell and then rehsape it or can you create it like the 2D table you want already? videosn = ["Searching for Bo...

Problem with array and save file?

Do you need a 3D cell and then rehsape it or can you create it like the 2D table you want already? videosn = ["Searching for Bo...

mer än ett år ago | 0

| accepted

Solved

Find x in provided equation!

x^2-2*x+1=0 This polynomial can be expressed by using each term's coefficients, such as [1 -2 1]. Using the polynomial ...

mer än ett år ago

Solved

Who invented zero?

We know the importance zero in computer science, mathematics... but who invented zero? Clue: He was the first in the line ...

mer än ett år ago

Solved

Change string to number

Change given string to number. (hint: there is already function) Changing from ['1234'] to [1234] is one of example

mer än ett år ago

Answered

I would like to find bursts among neuronal spikes.

There are several features that you may want to take into account depending on your data and on what you want to do. The simples...

I would like to find bursts among neuronal spikes.

There are several features that you may want to take into account depending on your data and on what you want to do. The simples...

mer än ett år ago | 0

| accepted

Answered

Why do I see a drop in the last datapoint (Nyquist frequency) of the spectra derived from pwelch?

It may be because it's the Nyquist frequency, rolloff/aliasing/edge artefacts should happen afterwards at higher freqs but in so...

Why do I see a drop in the last datapoint (Nyquist frequency) of the spectra derived from pwelch?

It may be because it's the Nyquist frequency, rolloff/aliasing/edge artefacts should happen afterwards at higher freqs but in so...

mer än ett år ago | 0

| accepted

Answered

Reconstruction of a Signal from the Real Part of Its Discrete Fourier Transform for matlab

N = 14; %ns = 0:N; xn = 1/2*(randn(N, 1) +1i*randn(N,1)); %random complex signal x_n = [0+0i;xn;zeros([N,1])+0i]; % M or nume...

Reconstruction of a Signal from the Real Part of Its Discrete Fourier Transform for matlab

N = 14; %ns = 0:N; xn = 1/2*(randn(N, 1) +1i*randn(N,1)); %random complex signal x_n = [0+0i;xn;zeros([N,1])+0i]; % M or nume...

mer än ett år ago | 1

Answered

I am getting the same processed image result from easch iteration of the loop.I want to get the respective processed image from each iteration of the loop.

COuld the problem (just a first glance) be here? myFiles = dir(fullfile(myDir,'*.png')); %gets all png files in struct for k ...

I am getting the same processed image result from easch iteration of the loop.I want to get the respective processed image from each iteration of the loop.

COuld the problem (just a first glance) be here? myFiles = dir(fullfile(myDir,'*.png')); %gets all png files in struct for k ...

mer än ett år ago | 0

| accepted

Answered

Plotting surface tangent to surface plot

You should use a matrix, not a scalar or vector, as the error says. Z (and T) are vectors, probably an issue with how you defi...

Plotting surface tangent to surface plot

You should use a matrix, not a scalar or vector, as the error says. Z (and T) are vectors, probably an issue with how you defi...

mer än ett år ago | 0

Answered

How in the world am I supposed to install MATLAB on Linux Ubuntu 20.04?!

cd mounted/directory/with/matlab ./install But you probably already tried that. Add sudo first before the command maybe. You...

How in the world am I supposed to install MATLAB on Linux Ubuntu 20.04?!

cd mounted/directory/with/matlab ./install But you probably already tried that. Add sudo first before the command maybe. You...

mer än ett år ago | 0

Answered

Indexing in complex cell arrays

To simplify, since you are working with cells that contain only single colums or rows (and not multiple like in a matrix), a{1} ...

Indexing in complex cell arrays

To simplify, since you are working with cells that contain only single colums or rows (and not multiple like in a matrix), a{1} ...

mer än ett år ago | 0

| accepted

Answered

Extract data points from multiple plot in one figure on Matlab

Your figure axes have 3 graphic objects, the first is the green line and the last is the Observed and Simulation ones. In betwee...

Extract data points from multiple plot in one figure on Matlab

Your figure axes have 3 graphic objects, the first is the green line and the last is the Observed and Simulation ones. In betwee...

mer än ett år ago | 0

Answered

plot running time complexity

Well, in this figure the functions behind the lines are just not the simple ones displayed. Otherwise for example all n^n and n^...

plot running time complexity

Well, in this figure the functions behind the lines are just not the simple ones displayed. Otherwise for example all n^n and n^...

mer än ett år ago | 0

| accepted

Solved

Energy of an object

Calculate the total mechanical energy of an object. Total Energy= Potential energy + Kinetic energy P.E.=m*g*h K.E.=1/2...

mer än ett år ago

Solved

Fill a zeros matrix

The aim is to fill an array of all zeros given a numerical value and the index of row and columns for this value. 3 Inputs: ...

mer än ett år ago

Solved

Distance of the centroids of the balls

Given *n* balls of radius *r* and the vector *p (nx3)* with all position *(x,y,z)* of the balls, return the symmetric matrix *A ...

mer än ett år ago

Solved

Calculate compression ratio of engine

Calculate compression ratio of engine given compression volume of cylinder(Vc), piston stroke(s) and valve diameter(d)

nästan 2 år ago