12.309 total contributions since 2012

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PROFESSIONAL: Physician (M.D.): Diplomate of the American Board of Internal Medicine; M.Sc. Biomedical Engineering: Instrumentation, Signal Processing, Control, System Identification, Parameter Estimation

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Answered

how to create timeline plot?

Try this: North = [datenum([2019 01 30]), datenum([2019 04 12]); datenum(2019,07,03) datenum(2019,08,25)]; Central = [datenum...

how to create timeline plot?

Try this: North = [datenum([2019 01 30]), datenum([2019 04 12]); datenum(2019,07,03) datenum(2019,08,25)]; Central = [datenum...

alrededor de 15 horas ago | 0

| accepted

Answered

How to color some region of plot?

I doubt if there is any one function that will do that, however it is not difficult. Using only the data you posted: Lv = y...

How to color some region of plot?

I doubt if there is any one function that will do that, however it is not difficult. Using only the data you posted: Lv = y...

alrededor de 15 horas ago | 0

Answered

Plotting Weierstrass time series

There seems to be a scaling variable missing for ‘t’ in the ‘x(t)’ calculation, and your ‘t’ vector does not have fine enough re...

Plotting Weierstrass time series

There seems to be a scaling variable missing for ‘t’ in the ‘x(t)’ calculation, and your ‘t’ vector does not have fine enough re...

alrededor de 19 horas ago | 1

| accepted

Answered

Change the scale of a horizontal bar graph

I am not certain what you currently are seeing, or what you want. Try this: v = [0.1 0.3 0.2 0.4]; ...

Change the scale of a horizontal bar graph

I am not certain what you currently are seeing, or what you want. Try this: v = [0.1 0.3 0.2 0.4]; ...

alrededor de 21 horas ago | 0

| accepted

Answered

How do I create a 2 column matrix from my x and y data

Your data as you posted them are row vectors. Create column vectors from them to create ‘A’ by either doing a simple transpose ...

How do I create a 2 column matrix from my x and y data

Your data as you posted them are row vectors. Create column vectors from them to create ‘A’ by either doing a simple transpose ...

1 día ago | 0

| accepted

Answered

Finding the Velocity at Different intervals

You can solve the problem of varying numbers of elements in each iteration by using cell arrays for ‘v’ and ‘d’: for ii = 1:11...

Finding the Velocity at Different intervals

You can solve the problem of varying numbers of elements in each iteration by using cell arrays for ‘v’ and ‘d’: for ii = 1:11...

1 día ago | 0

| accepted

Answered

When trying to use the Bar function it is saying it cannot find the newplot.m function

If you do: q = which('newplot.m','-all') you should get: q = 1×1 cell array {'C:\Program Files\MATLAB\R2019a\to...

When trying to use the Bar function it is saying it cannot find the newplot.m function

If you do: q = which('newplot.m','-all') you should get: q = 1×1 cell array {'C:\Program Files\MATLAB\R2019a\to...

2 días ago | 0

Answered

How can i find maximum value at each (x,y)location and the plane which contains it in a multidimensional matrix

Try this: M = 10; N = 15; A1 = rand(M,N); % Create Matrix A2 = rand(M,N); ...

How can i find maximum value at each (x,y)location and the plane which contains it in a multidimensional matrix

Try this: M = 10; N = 15; A1 = rand(M,N); % Create Matrix A2 = rand(M,N); ...

2 días ago | 1

| accepted

Answered

how to use findpeaks function in matlab?

What does ‘is not working’ mean? An alternative function would be the islocalmax function (R2017b and later releases). Note ...

how to use findpeaks function in matlab?

What does ‘is not working’ mean? An alternative function would be the islocalmax function (R2017b and later releases). Note ...

2 días ago | 0

Answered

How to combine two plots into one

Plot both data series on the same axes either in the same plot call, or use the hold function with two plot calls.

How to combine two plots into one

Plot both data series on the same axes either in the same plot call, or use the hold function with two plot calls.

2 días ago | 1

| accepted

Answered

how can replace randi instead randint?

The appropriate Release Notes for R2016b says simply: ‘Replace all instances of randint with randi.’ According to this Answ...

how can replace randi instead randint?

The appropriate Release Notes for R2016b says simply: ‘Replace all instances of randint with randi.’ According to this Answ...

2 días ago | 0

Answered

How do I fix this error? Not enough input arguments.

Your ‘a_p’ function has no idea what ‘a2’ and ‘b2’ are because you have not shared those with them. Try this: function valu...

How do I fix this error? Not enough input arguments.

Your ‘a_p’ function has no idea what ‘a2’ and ‘b2’ are because you have not shared those with them. Try this: function valu...

2 días ago | 0

| accepted

Answered

matlab plot, interrupted line when y is zero

Try this, using your own ‘x’ and ‘y’ vectors: x = 0:10; % Create Data y = randi([0 5], 1, 1...

matlab plot, interrupted line when y is zero

Try this, using your own ‘x’ and ‘y’ vectors: x = 0:10; % Create Data y = randi([0 5], 1, 1...

2 días ago | 0

Answered

How to draw an "error bar" between two points on a scatter plot

Without knowing what ‘(x1, y1) and (x2, y2)’ are, or what you want to plot, note that it is not necessary to draw lines with the...

How to draw an "error bar" between two points on a scatter plot

Without knowing what ‘(x1, y1) and (x2, y2)’ are, or what you want to plot, note that it is not necessary to draw lines with the...

2 días ago | 0

Answered

MATLAB R2019a plot function is not working

It would be helpful to knnow what ‘not working’ means. That aside, to be sure you do not have a variable named ‘plot’, run th...

MATLAB R2019a plot function is not working

It would be helpful to knnow what ‘not working’ means. That aside, to be sure you do not have a variable named ‘plot’, run th...

2 días ago | 0

Answered

how to divide digital sequence into frames at timely basis

The Signal Processing Toolbox buffer function is an option. Choose the parameters depending on your sampling interval.

how to divide digital sequence into frames at timely basis

The Signal Processing Toolbox buffer function is an option. Choose the parameters depending on your sampling interval.

3 días ago | 0

Answered

Error in model function using fitnlm

Your model function arguments are reversed from what they should be. In all MATLAB objective functions for fitnlm, lsqcurvefit,...

Error in model function using fitnlm

Your model function arguments are reversed from what they should be. In all MATLAB objective functions for fitnlm, lsqcurvefit,...

3 días ago | 0

Answered

How to solve this system of ODEs

Another approach begins with using the Symbolic Math Toolbox to create functions for your equations: syms a b c d k x(t) y(t) ...

How to solve this system of ODEs

Another approach begins with using the Symbolic Math Toolbox to create functions for your equations: syms a b c d k x(t) y(t) ...

4 días ago | 0

Answered

how can I plot a unit step function?

The unit step function is also knoiwn as the heaviside step function.

how can I plot a unit step function?

The unit step function is also knoiwn as the heaviside step function.

4 días ago | 0

| accepted

Answered

Why it doesn’t work out?

It means you also need the Wavelet Toolbox.

Why it doesn’t work out?

It means you also need the Wavelet Toolbox.

4 días ago | 0

| accepted

Answered

How do you chop a number to a specified number of significant digits, not round

The print functions (such as sprintf and fprintf) round the result, so it is necessary to create more than the necessary number ...

How do you chop a number to a specified number of significant digits, not round

The print functions (such as sprintf and fprintf) round the result, so it is necessary to create more than the necessary number ...

4 días ago | 0

Answered

How to generate a set of variables with increasing numbers related to the indices of another array?

You can do that more easily with simple matrix-vector multiplication: z = y(:)*x producing: z = 1 1 1 2...

How to generate a set of variables with increasing numbers related to the indices of another array?

You can do that more easily with simple matrix-vector multiplication: z = y(:)*x producing: z = 1 1 1 2...

4 días ago | 0

| accepted

Answered

how to multiply values between arrays columns to rows and generate a new vector form each of the multiplication?

The operation you are looking for is not actually multiplication, it is convolution. Example: x = [ 1 1 1 ]; y = [ 1 2 3 ]...

how to multiply values between arrays columns to rows and generate a new vector form each of the multiplication?

The operation you are looking for is not actually multiplication, it is convolution. Example: x = [ 1 1 1 ]; y = [ 1 2 3 ]...

4 días ago | 0

| accepted

Answered

writeTable won't take my parameters

The error was with table, not writetable. You are not creating the table correctly. Try this: titles={'the' 'hungry' 'dog'...

writeTable won't take my parameters

The error was with table, not writetable. You are not creating the table correctly. Try this: titles={'the' 'hungry' 'dog'...

5 días ago | 0

Answered

I need turnover for last month from my table

Try this: dv = datetime({'01-Jul-2019 17:00:39'; '24-Jul-2019 14:00:18'; '01-Aug-2019 16:00:35'; '15-Aug-2019 15:40:24'; '21-A...

I need turnover for last month from my table

Try this: dv = datetime({'01-Jul-2019 17:00:39'; '24-Jul-2019 14:00:18'; '01-Aug-2019 16:00:35'; '15-Aug-2019 15:40:24'; '21-A...

5 días ago | 1

| accepted

Answered

3d plot help

The description ‘Time at x-axis , cost at y-axis and Profit = revenue - cost at y-axis’ describes a 2D plot. Try this: D = ...

3d plot help

The description ‘Time at x-axis , cost at y-axis and Profit = revenue - cost at y-axis’ describes a 2D plot. Try this: D = ...

5 días ago | 1

| accepted

Answered

How can i find the intersection of two lines between points? One of the lines isnt well behaved

Try this: x = linspace(0, 1, 40); % Create Data y1 = 1.0592*ones(size(x)); ...

How can i find the intersection of two lines between points? One of the lines isnt well behaved

Try this: x = linspace(0, 1, 40); % Create Data y1 = 1.0592*ones(size(x)); ...

5 días ago | 1

| accepted

Answered

Plotting multiple piecewise functions onto the same graph

I coded and ran ‘y1’ as: y1 = @(x) ((0<x) & (x<1.85)).*sin(523.26*pi*x) + ((1.85<x) & (x<3.7)).*0 + ((3.7<x) & (x<5.55)).*sin(...

Plotting multiple piecewise functions onto the same graph

I coded and ran ‘y1’ as: y1 = @(x) ((0<x) & (x<1.85)).*sin(523.26*pi*x) + ((1.85<x) & (x<3.7)).*0 + ((3.7<x) & (x<5.55)).*sin(...

5 días ago | 0

| accepted

Answered

X axis is not displaying final value

We don’t have ‘t’ (or anything else). EDIT — Note that: q = 0:15:115; only goes out to 105, not to 115. The next valu...

X axis is not displaying final value

We don’t have ‘t’ (or anything else). EDIT — Note that: q = 0:15:115; only goes out to 105, not to 115. The next valu...

5 días ago | 0