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Saurabh Sakpal


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Active since 2014

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How to create a 3d mask from an image
Hi, Ok the problem I am having is this. I have a 3d matrix, which has a brain in it. I want to segment the brain and create ...

8 years ago | 0 answers | 0

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answers

Question


Create a mask from an image with gap edges
Ok the illustration below sums up what I need to do. I have a picture of a brain, I have segmented but it keeps giving gaps in e...

8 years ago | 0 answers | 0

0

answers

Question


create a mask of a section of image of brain
Hi, as my illustration points out I want to create a mask of only the area inside the red highlighted part. Is it possible to do...

8 years ago | 0 answers | 0

0

answers

Question


A mesh function question
I am creating a mesh from a 3d volume of a brain. I am using the iso2mesh program. One function has this input used to cr...

8 years ago | 1 answer | 0

1

answer

Answered
convert to grayscale image
Hi original poster again, Sorry values are between 0 to 1 in that matrix, so it can be 0.5 0.6 etc. Anything in between

8 years ago | 0

Question


convert to grayscale image
Hi, I need a grayscale image to input into a function I want to create mesh on, problem is the image i have at the moment is ...

8 years ago | 2 answers | 0

2

answers

Answered
Create a mesh from a 3d matrix
It should (mesh) look like this. <</matlabcentral/answers/uploaded_files/49187/mesh_cow.png>>

8 years ago | 1

Question


Create a mesh from a 3d matrix
Hi, sorry a basic question but one I cant find a proper answer for. I have a 3d matrix lets say its assigned a = rand(2,3,4), 2...

8 years ago | 1 answer | 0

1

answer

Answered
Triangle Mesh with a n *m matrix
cheers mate

8 years ago | 0

Question


Triangle Mesh with a n *m matrix
Hi, this isnt a very difficult question but I have no experience with triangle mesh (dont even know what it means). But my teach...

8 years ago | 2 answers | 0

2

answers

Question


Legend giving different colour
I have attached pictures of my problem, as you can see i am plotting 4 lines (which are cells) of colour, yellow, red, green and...

9 years ago | 1 answer | 0

1

answer

Question


Need help plotting results of different length of a Diff Equation Solver
Hey everyone, As my title sugggests i need help plotting a DE solver result in a for loop. Problem is every iteration is differ...

9 years ago | 1 answer | 0

1

answer

Answered
Need to make a square pulse w/o a special function
Hey guys its not working, as i the repmat function doesnt go as a function of time. I need to pass the pulse as a function of t...

9 years ago | 0

Answered
Need to make a square pulse w/o a special function
Sorry i want to apologise, i AM allowed to use function. I just wanted to avoid them as it is easier to modify parts of the code...

9 years ago | 0

Question


Need to make a square pulse w/o a special function
hi everyone, really stuck here, need to make a periodic square (step pulse) that turns on to a certain value at a time, and t...

9 years ago | 4 answers | 0

4

answers

Question


How to convert current signal into an array
Hey attached is a current signal i have from 5-10 second. I want to take its values at certain timepoints say 0.1 s interval for...

9 years ago | 0 answers | 0

0

answers

Answered
Cant create a variable capacitor in simulink
Another thing i noticed is that in this sample case of inductor which is the design i based my variable capacitor on the positi...

10 years ago | 0

Answered
Cant create a variable capacitor in simulink
Thanks again for your help sebastian

10 years ago | 0

Question


Cant create a variable capacitor in simulink
Hey, I am trying to create a model of the cardiovascular system and in this i am using a circuit to model the circulatory sys...

10 years ago | 3 answers | 0

3

answers

Question


Need help in converting this subsystem to model
AS you can see from the diagram the resistor in series by itself and the RC (resitor and capacitor) in parallel i have created a...

10 years ago | 1 answer | 0

1

answer

Answered
How to measure voltage of a circuit in simulink (simple)
The circuit i have when i look at the scope it gives a completely weird and (incorrect) answer

10 years ago | 0

Question


How to measure voltage of a circuit in simulink (simple)
<</matlabcentral/answers/uploaded_files/22794/Screen%20Shot%202014-12-20%20at%2012.15.49%20AM.png>> AS the title asks i have ...

10 years ago | 1 answer | 0

1

answer

Answered
How to convert matlab file into a voltage signal in simulink
Hey its me again, with regards to the PS converter, i have found something else called controlled voltage source. can this work ...

10 years ago | 0

Answered
How to convert matlab file into a voltage signal in simulink
Thanks again for your help. Appreciate it.

10 years ago | 0

Answered
How to convert matlab file into a voltage signal in simulink
OK with ps-s converter i have got theres a circle on end, and an arrow on another. the circle doesn't seem to connect to anythin...

10 years ago | 0

Question


How to convert matlab file into a voltage signal in simulink
Hi, I have a code where it is a sin wave for first 0.6 seconds and 0 for the next 0.4 seconds. Which i have created using if sta...

10 years ago | 5 answers | 0

5

answers

Answered
Input Code for programmable voltage supply simulink
OK then i just connect the 'switch' to the voltage source?

10 years ago | 0

Question


Input Code for programmable voltage supply simulink
Hey everyone, I am working on a project on simulink where i have to build a RC circuit. Anyway the voltage source for this has t...

10 years ago | 2 answers | 0

2

answers