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Mark O'Sullivan


Last seen: 3 years ago |  Active since 2016

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Computing signal to noise ratio (SNR) of two highly correlated time domain signals
I'm working in the space of EEG acquisition. I made a experiment as detailed below, and am now trying to obtain some results fro...

7 years ago | 0 answers | 0

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Question


Quantitatively compare FFTs in Matlab
I have multiple FFTs as seen in the pic. The blue trace is my control trace (my gold standard). I want to quantitatively compare...

7 years ago | 0 answers | 0

0

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Answered
Error using interpolation line 64
If you have a look at the interp .m file the first paragraph states this: function [odata,b] = interp(idata,r,l,cutoff) ...

8 years ago | 0

Answered
How to connect to the bluetooth Serial Port?
This may be because you're not closing the serial connection after using it. After you open a serial connection and read from i...

8 years ago | 0

Question


Convert 24-bit ADC serial read data from 3-byte format to signed integer (int32)
I am receiving EEG data from a 24 bit ADC over serial. The ADC data is transmitting in 3 bytes from MSB to LSB. The full packet...

8 years ago | 2 answers | 0

2

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Question


Real-time read and buffer serial data while playing previous buffer using dsp.audioplayer /soundsc
I am working on a real-time EEG Audification project. I have all the reading/parsing/plotting, etc. completed. My task now is...

8 years ago | 0 answers | 0

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Solved


Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

9 years ago

Solved


Add two numbers
Given a and b, return the sum a+b in c.

9 years ago

Solved


Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

9 years ago

Solved


Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

9 years ago

Solved


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

9 years ago

Question


Latency issue when using DSP System Toolbox for Real-Time audio processing
Trying to make a real-time audio processor which performs pitch detection and pitch shifting, but setting up the basic audio in ...

9 years ago | 0 answers | 0

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answers