Cris LaPierre
Last seen: Today
MathWorks
1.102 total contributions since 2018Cris LaPierre's Badges
Contribute at least one answer each month for 12 consecutive months
Awarded to Cris LaPierre on 02 Aug 2020
Accept 5 answers given by other contributors
Awarded to Cris LaPierre on 11 Apr 2019
Answer 50 questions that were unanswered for more than 30 days
Awarded to Cris LaPierre on 09 Apr 2019
Solve a problem for the first time
Awarded to Cris LaPierre on 02 Feb 2019
100 of your answers have been accepted
Awarded to Cris LaPierre on 29 Dec 2018
Provide your first answer ever to someone else's question
Awarded to Cris LaPierre on 21 Sep 2018
Answered
The data file ‘ecg.text’ contains ECG signal without noise. Add 50 Hz power line artefact for the given signal data.
Try this.
The data file ‘ecg.text’ contains ECG signal without noise. Add 50 Hz power line artefact for the given signal data.
Try this.
etwa 13 Stunden ago | 0
Answered
Matlab Live Script Format Problem
This is likely because your value does not have an exact decimal equivalent. Since the result is symbolic, you are getting the e...
Matlab Live Script Format Problem
This is likely because your value does not have an exact decimal equivalent. Since the result is symbolic, you are getting the e...
ein Tag ago | 2
Answered
Can somebody help with curve fitting app custom equation problem please?
My suspicion is that your equation is overly complex for the data, so MATLAB is having a hard time guessing the right starting p...
Can somebody help with curve fitting app custom equation problem please?
My suspicion is that your equation is overly complex for the data, so MATLAB is having a hard time guessing the right starting p...
ein Tag ago | 0
| accepted
Answered
Temperature distribution contour plot
In order to create a contour plot, you will need to have a temperature measurement for each (x,y) permutation. This means T need...
Temperature distribution contour plot
In order to create a contour plot, you will need to have a temperature measurement for each (x,y) permutation. This means T need...
ein Tag ago | 0
| accepted
Answered
How can I save date that is overwritten on each loop?
Create your mat file name dynamically. save(['Data' num2str(i) '.mat'],'T'); % me trying to save the data on each h but failing...
How can I save date that is overwritten on each loop?
Create your mat file name dynamically. save(['Data' num2str(i) '.mat'],'T'); % me trying to save the data on each h but failing...
ein Tag ago | 1
Answered
How do i extract points from roi using roipoly?
Assign the output of roipoly to a variable. See the syntax section of the documentation page. You probably want the following sy...
How do i extract points from roi using roipoly?
Assign the output of roipoly to a variable. See the syntax section of the documentation page. You probably want the following sy...
ein Tag ago | 0
| accepted
Answered
how to solve this error "Matrix dimensions must agree".
i am trying to find the pulse transit time by subtracting the ppg peaks from the ecg peaks My suspicion is that you have a di...
how to solve this error "Matrix dimensions must agree".
i am trying to find the pulse transit time by subtracting the ppg peaks from the ecg peaks My suspicion is that you have a di...
ein Tag ago | 0
Answered
"Index in position 1 exceeds array bounds (must not exceed 1)." error using spline.
I suspect the issue is your indexing of your variable x is the issue. I don't think it has a 2nd row, so your call to x(2,:) res...
"Index in position 1 exceeds array bounds (must not exceed 1)." error using spline.
I suspect the issue is your indexing of your variable x is the issue. I don't think it has a 2nd row, so your call to x(2,:) res...
ein Tag ago | 1
Answered
Is it possible to control the appearance of the title bar and the title bar icon of figure windows in MATLAB?
Starting with R2020b, you can now specify custom icons for UI figure windows and toolbar push and toggle tools. See the release ...
Is it possible to control the appearance of the title bar and the title bar icon of figure windows in MATLAB?
Starting with R2020b, you can now specify custom icons for UI figure windows and toolbar push and toggle tools. See the release ...
3 Tage ago | 0
Answered
How can I change the icon of my AppDesigner-produced GUIs?
Starting with R2020b, you can now specify custom icons for UI figure windows and toolbar push and toggle tools. See the release ...
How can I change the icon of my AppDesigner-produced GUIs?
Starting with R2020b, you can now specify custom icons for UI figure windows and toolbar push and toggle tools. See the release ...
3 Tage ago | 0
Answered
How do I find a specific point in my plot?
Of course, the point you are probably looking for is the p wave. There are posts about that, too.
How do I find a specific point in my plot?
Of course, the point you are probably looking for is the p wave. There are posts about that, too.
3 Tage ago | 0
Answered
MATLAB Curve fitting with custom equation
If you have the curve fitting toolbox, I suggest using fittype and fit. fittype will allow you to define a custom equation to ...
MATLAB Curve fitting with custom equation
If you have the curve fitting toolbox, I suggest using fittype and fit. fittype will allow you to define a custom equation to ...
3 Tage ago | 0
| accepted
Answered
2D graph based on X and Y coordinates
Sounds like a tiled histogram might be what you are looking for. If position is lat/lon, maybe a geodensityplot?
2D graph based on X and Y coordinates
Sounds like a tiled histogram might be what you are looking for. If position is lat/lon, maybe a geodensityplot?
3 Tage ago | 0
| accepted
Answered
I want to randomly plot battleships on my board, but no outputs are present?
You are taking two approaches simultaneously in your code. You create a plot where I suspsect you want to visualize the ships, b...
I want to randomly plot battleships on my board, but no outputs are present?
You are taking two approaches simultaneously in your code. You create a plot where I suspsect you want to visualize the ships, b...
3 Tage ago | 0
Answered
Is there a way in matlab where I can delete the first row of 50 excel files in a folder?
You would take the code for a single file, and put it inside a for loop that iterates through every file in the folder. You can ...
Is there a way in matlab where I can delete the first row of 50 excel files in a folder?
You would take the code for a single file, and put it inside a for loop that iterates through every file in the folder. You can ...
4 Tage ago | 0
| accepted
Answered
How to put all input into one dialog box?
Take a look at the examples on the inputdlg documentation page.
How to put all input into one dialog box?
Take a look at the examples on the inputdlg documentation page.
4 Tage ago | 0
Answered
when i do my code for v>0 on my while loop it's a neverending loop and i dont know why if i do it for i<30 for 30 iterations i get a height of 50784 but should be right around 205.7 any ideas how to stop it from entering an ifinite loop on v>0 and a
It's infinite because your condintion, v>0, would always be true. Programming-wise, your code does not create an error. That me...
when i do my code for v>0 on my while loop it's a neverending loop and i dont know why if i do it for i<30 for 30 iterations i get a height of 50784 but should be right around 205.7 any ideas how to stop it from entering an ifinite loop on v>0 and a
It's infinite because your condintion, v>0, would always be true. Programming-wise, your code does not create an error. That me...
4 Tage ago | 0
Answered
Issues with while loop
You have no exit criteria for your while loop, which means you are creating an infinite loop. Do you even need a while loop? I...
Issues with while loop
You have no exit criteria for your while loop, which means you are creating an infinite loop. Do you even need a while loop? I...
4 Tage ago | 0
Answered
Index exceeds the number of array elements (1).
I suggest looking at one of these posts.
Index exceeds the number of array elements (1).
I suggest looking at one of these posts.
4 Tage ago | 0
Answered
Infinite loop in False postion method
I don't understand what your approach is, but by converting your while loop to a for loop, I can see that your error stops decre...
Infinite loop in False postion method
I don't understand what your approach is, but by converting your while loop to a for loop, I can see that your error stops decre...
4 Tage ago | 0
Answered
Function Subtracts Two Nonnegative Integers
For your if conditional, use two = for comparison. if x_minus_y(1) == 0
Function Subtracts Two Nonnegative Integers
For your if conditional, use two = for comparison. if x_minus_y(1) == 0
4 Tage ago | 0
| accepted
Answered
do you have a rate for retirees?
Agree with Star Strider, though that link specifically says they do not follow up on Student or Home license requests, which is ...
do you have a rate for retirees?
Agree with Star Strider, though that link specifically says they do not follow up on Student or Home license requests, which is ...
4 Tage ago | 0
Answered
legend doesn't list all of the plotted lines using plotyy
I think the issue here is that plotyy is not designed to work with hold on. It creates 2 axes superimposed on itself. When calle...
legend doesn't list all of the plotted lines using plotyy
I think the issue here is that plotyy is not designed to work with hold on. It creates 2 axes superimposed on itself. When calle...
4 Tage ago | 0
| accepted
Answered
Hello, I was wondering why my last figure in this code keeps giving me a 3D graph instead of a 2D
Because your view command is changing the camera angle, resulting in a 3D view. view(85,25)
Hello, I was wondering why my last figure in this code keeps giving me a 3D graph instead of a 2D
Because your view command is changing the camera angle, resulting in a 3D view. view(85,25)
4 Tage ago | 0
| accepted
Answered
Need help cross referencing my code
It looks like you need help getting started with MATLAB. I suggest completing MATLAB Onramp.
Need help cross referencing my code
It looks like you need help getting started with MATLAB. I suggest completing MATLAB Onramp.
5 Tage ago | 0
Answered
App panel keeps shifting content
I would recommend submitting a technical support request.
App panel keeps shifting content
I would recommend submitting a technical support request.
5 Tage ago | 1
Answered
Index exceeds the number of array elements (1) When developing reinforcement learning environment
The error suggests that ct>1, but either/both obj and Data have a length of 1. This is what the (1) at the end of the 'Index exc...
Index exceeds the number of array elements (1) When developing reinforcement learning environment
The error suggests that ct>1, but either/both obj and Data have a length of 1. This is what the (1) at the end of the 'Index exc...
5 Tage ago | 0
Answered
Time weighted average after every 60mins
Look into groupsummary. You'll probably want something like this. I'm assuming your data is in a table. groupsummary(tblName,Da...
Time weighted average after every 60mins
Look into groupsummary. You'll probably want something like this. I'm assuming your data is in a table. groupsummary(tblName,Da...
5 Tage ago | 0
Answered
Division int32 numbers in MATLAB R2019b
int32 is for storing 32-bit integers. The result of the division is rounded to the closest integer value. int32(32.5) If you w...
Division int32 numbers in MATLAB R2019b
int32 is for storing 32-bit integers. The result of the division is rounded to the closest integer value. int32(32.5) If you w...
5 Tage ago | 0
Answered
Splitting up Numerical Text Data
t = ' 89 93 96 99100100100 98 96 94 90'; T = textscan(t,'%3s','Whitespace',''); T = str2double(T{:})
Splitting up Numerical Text Data
t = ' 89 93 96 99100100100 98 96 94 90'; T = textscan(t,'%3s','Whitespace',''); T = str2double(T{:})
5 Tage ago | 1
Select a Web Site
Choose a web site to get translated content where available and see local events and offers. Based on your location, we recommend that you select: .
Select web siteYou can also select a web site from the following list:
Americas
- América Latina (Español)
- Canada (English)
- United States (English)
Europe
- Belgium (English)
- Denmark (English)
- Deutschland (Deutsch)
- España (Español)
- Finland (English)
- France (Français)
- Ireland (English)
- Italia (Italiano)
- Luxembourg (English)
- Netherlands (English)
- Norway (English)
- Österreich (Deutsch)
- Portugal (English)
- Sweden (English)
- Switzerland
- United Kingdom (English)