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Nikan Fakhari


Last seen: ungefär 2 månader ago Active since 2020

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Question


Get the position of a single freehand ROI on axes with a click
Hi there, I have drawn three freehand ROIs on an UIaxes and I want to use the tools options to click on one ROI and extract the...

4 månader ago | 1 answer | 0

1

answer

Question


How Could we mirror and Freehand ROI Object in Matlab?
Hi there, I have created freehand object in matlab and Im able to display it over an Image using the following Code: ROI_left...

7 månader ago | 2 answers | 0

2

answers

Question


Moving ROI callback "lags" in addlistener function
Hi there, I have created a callback function using addlistener to excetue whenever I move my ROI object in a figure. This was ...

nästan 2 år ago | 1 answer | 0

1

answer

Question


Plotting real time data through serial port in MATLAB
Hi There, I have created a program in matlab that uses the bytesavailable function to read data through a serial port from ard...

ungefär 2 år ago | 1 answer | 0

1

answer

Question


Reading serial port data in MATLAB background
Hi There, I have wrote a program in MATLAB that countiously read data through the serial port (from Arduino) in the background...

ungefär 2 år ago | 1 answer | 0

1

answer

Question


Extract data from serial port after you disconnect it
Hi there, Is there any way to extract data from serial port after you disconnect it? I have data trasnfering from Arduino to...

ungefär 2 år ago | 1 answer | 0

1

answer

Question


Convert .WAV to MP3 in the absent of Waveread function
Hi there, I know that before we could of use waveread function in order to convert the .WAV file to MP3, however since this fu...

ungefär 2 år ago | 1 answer | 0

1

answer

Question


Find out the recorded time of an audio file
Hi There, I have an .wav audio file which I have recorded and I would like to look into its metadata and extract the recorde...

ungefär 2 år ago | 0 answers | 0

0

answers

Question


Transfer data from an App in computer desktop to matlab
Hi there, I have an app on my computer desktop that the shows real time heart rate data and I was wondering is there any way ...

ungefär 2 år ago | 1 answer | 0

1

answer

Question


MATLAB does not read the data correct from the Oscilloscope
Hi there, Recently I have had issues with the binblockread function in matlab. I am trying to read a waveform from a oscillos...

mer än 2 år ago | 0 answers | 0

0

answers

Question


Matrix index replance of non Nan value
Hi there, I have a matrix x = [5 6 7;8 9 10; 11 12 NaN] and another matrix with same as x, y = [1 4 7;2 5 8; 3 0 9]; an...

nästan 3 år ago | 1 answer | 0

1

answer

Question


Number of pixels while modifying freehand on a figure
Hi there, Is there a way so matlab contniously display the number of the pixels within ROI as Im modyfing the shape (shape of ...

nästan 3 år ago | 1 answer | 0

1

answer

Question


Add a user define property to freehand object
Hi there, I know that Freehand object does not have a rotatable property like drawrectangle. Can anyone tell me please how ca...

nästan 3 år ago | 1 answer | 0

1

answer

Question


Continuous rotation of freehand object on matlab figure
Hi there, I have displayed a ROI on the figure using freehand function and now I want the program to puase and wait for me to ...

nästan 3 år ago | 1 answer | 0

1

answer

Question


copy Freehand object from a figure and pate into another figure
Hi there, I have used the drawfreehand function in matlab using the command below to draw an roi in my figure and save it: z...

nästan 3 år ago | 2 answers | 0

2

answers

Question


Image registration and motion correction
Hi there, We have acquired an ultrasound sequence with approxamtely 1200 frames and due to the fact that there were lots of ha...

nästan 3 år ago | 1 answer | 0

1

answer

Question


Column multiplication of two 2D matrices.
Hi there, I have two quite large matrices with the following sizes: A = rand(94037,2240) B=rand(2240,2240) I would like to ...

mer än 3 år ago | 2 answers | 0

2

answers

Question


Multiplication of large matrices
Hi there, I have two matrices that are relarively lagre (each one is 94,340 X 2240) and I need to multiply them together. I un...

mer än 3 år ago | 2 answers | 0

2

answers

Question


Creating a non-square diagonal matrix
Hi there, I have a vector A that contains 2240 elements and I wanted to create a non-square diagonal matrix out if (B) tha...

mer än 3 år ago | 2 answers | 0

2

answers

Question


Extracting xy coordinate points from a matrix, based on a limit for x.
Hi there, I have a xy matrix as follows that contains x and y points. From xy matrix I would like to extract points that their...

mer än 3 år ago | 1 answer | 0

1

answer

Question


Ultrasound Image processing of blood flow
Hi there, I am supposed to write a code that models a blood flow between two stationery tissue, To generate the data before ...

mer än 3 år ago | 0 answers | 0

0

answers