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David Dijemeni


Active since 2011

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Professional Interests: Image processing

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Question


Is it possible to read an audio signal using the audio jack as my sound interface?
I am trying to display the sound level from my microphone. I have tried the sample code from matlab. It doesn't work. I am think...

mer än 10 år ago | 0 answers | 0

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answers

Question


How can I send data to a different serial port when a callback event occurs on another serial port?
I am trying to send data via USB serial port when an event occurs on another serial port. I am getting the following warning:...

mer än 10 år ago | 1 answer | 0

1

answer

Question


How can you generate matlab code from a simulink block?
How can you generate matlab code from simulink block?

nästan 11 år ago | 1 answer | 0

1

answer

Question


How do you convert linear array to 2by2 matrix?
I have a linear and I want to create a 2 by 2 matrix for every five values but I dont want to use a for loop as it is slow. Is t...

mer än 11 år ago | 2 answers | 0

2

answers

Question


Command: “Dn” where n is configuration # in ASCII (1-2,7-8,A-D) ?
Command: “Dn” where n is configuration # in ASCII (1-2,7-8,A-D) means?

mer än 11 år ago | 1 answer | 0

1

answer

Question


SNR OF AN IMAGE
Please how do I calculate the SNR of an image? Please how do I calculate the SNR of a 3D dataset?

nästan 12 år ago | 1 answer | 0

1

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Question


Objective Orientated Programming in Matlab
Does anyone know any book or material I could buy to learn objective orientated programming in matlab?

mer än 12 år ago | 3 answers | 0

3

answers

Question


How can you change the colour of the plot when using scatter function?
How can you change the colour of the plot when using scatter function? I have used all the predefined colours already.

mer än 12 år ago | 1 answer | 0

1

answer

Question


How can you calculate permittivity and conductivity values from cole cole formula?
How can you calculate permittivity and conductivity values from cole cole formula?

mer än 12 år ago | 1 answer | 0

1

answer

Question


How do you find the centre of an irregular shape?
I am working on irregular shapes in an MRI scan. I would love to know the centre of different detected region in the image?

mer än 12 år ago | 1 answer | 0

1

answer

Question


How do I visualize a matrix that has x, y, z and o values?
I am trying to visualize a matrix with 4 dimensions. I have the x, y, z and o values but I dont know how to view them? for examp...

nästan 13 år ago | 2 answers | 0

2

answers

Question


FFT of an Image
Is it possible to perform the FFT on an MRI image to show the dominant frequency at parts of the image?

nästan 13 år ago | 2 answers | 0

2

answers

Question


Extrapolating an image to give different resolution
How do you extrapolate an image to give different resolution? I am currently working on a MRI image and I need to create dif...

nästan 13 år ago | 2 answers | 1

2

answers

Question


Smoothing the edges of an image
I have detected different parts of an MRI scan but the edges of the detected part is very rough in some places. How can I smooth...

nästan 13 år ago | 2 answers | 0

2

answers