Beantwortet

How do I loop over all columns in a cell array?

Here is the complete code to calculate all outliers: load('balls_data.mat') % Note balls_data is a cell array contains some...

How do I loop over all columns in a cell array?

Here is the complete code to calculate all outliers: load('balls_data.mat') % Note balls_data is a cell array contains some...

3 Monate vor | 0

Beantwortet

How to access data in my cell array?

If understood your question correctly, here is the corrected code: spx = [1*10^6; 1200; .08]; dpx = [10*10^6; 1500; .22]; frx...

How to access data in my cell array?

If understood your question correctly, here is the corrected code: spx = [1*10^6; 1200; .08]; dpx = [10*10^6; 1500; .22]; frx...

3 Monate vor | 0

| akzeptiert

Beantwortet

Plot shows markers, but no lines, no matter what is being plotted

Here is the corrected code: x = linspace(0,10,100); y = exp(x/10).*sin(4*x); scatter(x,y) % In case, you want with lines: x...

Plot shows markers, but no lines, no matter what is being plotted

Here is the corrected code: x = linspace(0,10,100); y = exp(x/10).*sin(4*x); scatter(x,y) % In case, you want with lines: x...

3 Monate vor | 0

Beantwortet

How to trim start and end of time series data?

Here is how it can be done using an index option: X1 = [0.978184526233207 1.09489935704680 1.59164669497844 1.04748369986280...

How to trim start and end of time series data?

Here is how it can be done using an index option: X1 = [0.978184526233207 1.09489935704680 1.59164669497844 1.04748369986280...

3 Monate vor | 0

| akzeptiert

Beantwortet

calculate differentiation with large coefficient

Here is a bit improved solution: omeganol=2.5; E=50; I=30; L=600; syms y(x) y(x)=vpa(omeganol/(120*E*I*L)*(-x^5+2*600^2*x^...

calculate differentiation with large coefficient

Here is a bit improved solution: omeganol=2.5; E=50; I=30; L=600; syms y(x) y(x)=vpa(omeganol/(120*E*I*L)*(-x^5+2*600^2*x^...

3 Monate vor | 0

Beantwortet

How to display an image and a plot on the same figure while controlling axes

Here is how it can be attained: my_image = uint8(linspace(1,0,720)'*linspace(1,0,1280)*255); % some diagonal color gradient ...

How to display an image and a plot on the same figure while controlling axes

Here is how it can be attained: my_image = uint8(linspace(1,0,720)'*linspace(1,0,1280)*255); % some diagonal color gradient ...

3 Monate vor | 2

Beantwortet

Please tell me the best way to load .Raw ct image into MATLAB?

Use image(), imshow(), imagesc(): % To view Tiff image: A = tiffreadVolume('TIFF_Image.tiff'); % image() image(A(:,:,1)) ...

Please tell me the best way to load .Raw ct image into MATLAB?

Use image(), imshow(), imagesc(): % To view Tiff image: A = tiffreadVolume('TIFF_Image.tiff'); % image() image(A(:,:,1)) ...

3 Monate vor | 0

Beantwortet

Unable to Join Tables and Timetables

Note that both tables should have identical variable names to concatenate them, see - your example 1 (corrected): Input = '2023...

Unable to Join Tables and Timetables

Note that both tables should have identical variable names to concatenate them, see - your example 1 (corrected): Input = '2023...

3 Monate vor | 0

| akzeptiert

Beantwortet

I have a problem in the annexed excel file there are two tables, first table give the graph representing geological layers I need to get the second table with Matlab Code

If understood your explanations, here is how to collect the data from table to w.r.t xc range values and constant values of z1 ....

I have a problem in the annexed excel file there are two tables, first table give the graph representing geological layers I need to get the second table with Matlab Code

If understood your explanations, here is how to collect the data from table to w.r.t xc range values and constant values of z1 ....

3 Monate vor | 0

Beantwortet

Plot lines appear fuzzy

One quick solution is to enlarge (Maximize) the figure window and then to restore (Restore) it ints original size using the righ...

Plot lines appear fuzzy

One quick solution is to enlarge (Maximize) the figure window and then to restore (Restore) it ints original size using the righ...

3 Monate vor | 0

Beantwortet

I have a problem in the annexed excel file there are two tables, first table give the graph representing geological layers I need to get the second table with Matlab Code

Here is the solution. readmatrix() is option 1 and xlsread() is option 2: D = readmatrix('Salt Dome Interpretation.xlsx'); % D...

I have a problem in the annexed excel file there are two tables, first table give the graph representing geological layers I need to get the second table with Matlab Code

Here is the solution. readmatrix() is option 1 and xlsread() is option 2: D = readmatrix('Salt Dome Interpretation.xlsx'); % D...

3 Monate vor | 0

Beantwortet

How to set the simulink in fixed solver mode and ode4 by default, so that while opening a new blank simulink page, the solver is at fixed step solver and ode4 by default ?

First, see how to adjust the solver - DOC Then follow the steps - given in this thread

How to set the simulink in fixed solver mode and ode4 by default, so that while opening a new blank simulink page, the solver is at fixed step solver and ode4 by default ?

First, see how to adjust the solver - DOC Then follow the steps - given in this thread

3 Monate vor | 0

Beantwortet

what is NaN matrix?

It depends on what operation you have performed. The means of NaN and Inf are: NaN means not-a-number, i.e., 0/0 (also, missi...

what is NaN matrix?

It depends on what operation you have performed. The means of NaN and Inf are: NaN means not-a-number, i.e., 0/0 (also, missi...

3 Monate vor | 1

| akzeptiert

Beantwortet

all ODE function returns NaN

Note that the found numerical solutions of y(:,1), .. y(:,5) are in different scales and therefore, it is appropriate to polt th...

all ODE function returns NaN

Note that the found numerical solutions of y(:,1), .. y(:,5) are in different scales and therefore, it is appropriate to polt th...

3 Monate vor | 0

Beantwortet

How can I fix value of vector inside for loop ?

Your assignment is not quite clear but to the best understandinbg of mine. Note that repelem(A,1) if A is a scalar, the result i...

How can I fix value of vector inside for loop ?

Your assignment is not quite clear but to the best understandinbg of mine. Note that repelem(A,1) if A is a scalar, the result i...

3 Monate vor | 1

| akzeptiert

Beantwortet

all ODE function returns NaN

There are two ways to address this issue. (1) Let ode15s to select appropriate step size; (2) make the step size much smaller th...

all ODE function returns NaN

There are two ways to address this issue. (1) Let ode15s to select appropriate step size; (2) make the step size much smaller th...

3 Monate vor | 0

Beantwortet

Solving for Zeros Across a Range

There is an err in the loop in i = linspace(1,I) leads to non integer value that is NOT acceptable for an index. Here is a corre...

Solving for Zeros Across a Range

There is an err in the loop in i = linspace(1,I) leads to non integer value that is NOT acceptable for an index. Here is a corre...

3 Monate vor | 0

Beantwortet

How to save the scatter plot with and without transparency

Use exportgraphics() and also, note where the set() command for figure a and b is used and where exportgraphics() is used, e.g.:...

How to save the scatter plot with and without transparency

Use exportgraphics() and also, note where the set() command for figure a and b is used and where exportgraphics() is used, e.g.:...

3 Monate vor | 0

Beantwortet

Exported Regression Model is outputting NaN's when given new data.

There is one crtical point that is in the input data for the support vector machine regression model the input data needs to be ...

Exported Regression Model is outputting NaN's when given new data.

There is one crtical point that is in the input data for the support vector machine regression model the input data needs to be ...

3 Monate vor | 0

| akzeptiert

Beantwortet

Recovering shape of periodically sampled signal in near resonance conditions

As understood your question correctly, is that you are trying to get the shape function which is the envelope thata can be compu...

Recovering shape of periodically sampled signal in near resonance conditions

As understood your question correctly, is that you are trying to get the shape function which is the envelope thata can be compu...

3 Monate vor | 0

Beantwortet

Recovering shape of periodically sampled signal in near resonance conditions

There are several fucntions of MATLAB which can be used in such exercises. They are interp1(), interp2, interpn,pchip, spline, g...

Recovering shape of periodically sampled signal in near resonance conditions

There are several fucntions of MATLAB which can be used in such exercises. They are interp1(), interp2, interpn,pchip, spline, g...

3 Monate vor | 0

Beantwortet

Assign a row vector to a row of an array using logical indexing to omit certain values

As you stated that Q and G are zero matrices generated for memoty allocation if so, and you want to to fill out the values of Q ...

Assign a row vector to a row of an array using logical indexing to omit certain values

As you stated that Q and G are zero matrices generated for memoty allocation if so, and you want to to fill out the values of Q ...

3 Monate vor | 0

Beantwortet

Modeling using 6 differential equation and a constraint?

The problem is with this [ ] assigning step in your code: v = [ ]; What is the purpose of diving a number by an empty variable...

Modeling using 6 differential equation and a constraint?

The problem is with this [ ] assigning step in your code: v = [ ]; What is the purpose of diving a number by an empty variable...

3 Monate vor | 0

Beantwortet

how to use elements from array to sort data

Here is the corrected code: numdata=readmatrix("res Data.xlsx"); Q = numdata(1:5, :)'; F = numdata(6:10, :)';

how to use elements from array to sort data

Here is the corrected code: numdata=readmatrix("res Data.xlsx"); Q = numdata(1:5, :)'; F = numdata(6:10, :)';

3 Monate vor | 1

Beantwortet

How to calculate 95% confidence interval using regression analysis?

If there is a linear fit model for x vs. y(x), then fitlm() can be used, e.g.: x = (0:.1:13)'; Noise = 35*randn(size(x)); y =...

How to calculate 95% confidence interval using regression analysis?

If there is a linear fit model for x vs. y(x), then fitlm() can be used, e.g.: x = (0:.1:13)'; Noise = 35*randn(size(x)); y =...

3 Monate vor | 0

| akzeptiert

Beantwortet

Solving matrix differential equation

It looks likse sizes F1 and F2 are coherent with R1 and R2. The only question in your given exercise is R1' and R2' are transpo...

Solving matrix differential equation

It looks likse sizes F1 and F2 are coherent with R1 and R2. The only question in your given exercise is R1' and R2' are transpo...

3 Monate vor | 0

Beantwortet

Magitude from a three phase signal

Here is how to perform FFT and compute the phase angle values in rad: data = readmatrix('D_Sample.xlsx'); % Sample data im...

Magitude from a three phase signal

Here is how to perform FFT and compute the phase angle values in rad: data = readmatrix('D_Sample.xlsx'); % Sample data im...

3 Monate vor | 0

| akzeptiert

Beantwortet

Magitude from a three phase signal

Simulink -> Simscape toolbox, there is a block to compute magnitude and angle calculation: Calculate the magnitude and phase of...

Magitude from a three phase signal

Simulink -> Simscape toolbox, there is a block to compute magnitude and angle calculation: Calculate the magnitude and phase of...

3 Monate vor | 0

Beantwortet

Grouping Categories in Scatter Plot

If understood your question correctly, here is one example how to address this issue: DATA = randi(100, 25, 1); BIN = discreti...

Grouping Categories in Scatter Plot

If understood your question correctly, here is one example how to address this issue: DATA = randi(100, 25, 1); BIN = discreti...

3 Monate vor | 0

Beantwortet

What is the difference between "any" and "all" function?

There is one significant difference between any() and all(). Here are definitions: (1) any() - any True if any element of a ...

What is the difference between "any" and "all" function?

There is one significant difference between any() and all(). Here are definitions: (1) any() - any True if any element of a ...

3 Monate vor | 1