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Jogger


Last seen: 1 dag ago Active since 2019

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Question


Confusion between real-world and floating-point values
Hello there, I'm converting floating to real-world data values with the code snippet below. I notice that after scaling, float...

11 dagen ago | 1 answer | 0

1

answer

Question


syntax cellstr Error when using double as input argument
Hi there, Octave does work correctly . n = 4; class(n) ans = double cellstr(n) ans = { [1,1] = } I run the followi...

ongeveer een maand ago | 2 answers | 0

2

answers

Question


Math equation for MFCC bit rate
Hi there, What kind of equation must I create before arriving at the bit rate calculation if I must perform MFCC math calcula...

ongeveer 2 maanden ago | 1 answer | 0

1

answer

Question


audio codec performance measurement DAQ
I'm seeking for a Mathworks tool or interface that supports audio codec performance. SNR, Total harmonic distortion, cross-talk...

3 maanden ago | 1 answer | 0

1

answer

Question


Error : Constant Operands
Hi Iam implementing following code as show below m = 10; v = [1 1 2 : m] If I try to make fixed point , I am getting the e...

5 maanden ago | 2 answers | 0

2

answers

Question


How to write cumulative product function
Hi I am trying to implement cumproduct without using built-in function. Below is my test code . I need help to implement "M...

5 maanden ago | 1 answer | 0

1

answer

Question


Substitute C operator in matlab like divide, multiply, OR ,AND
Hi I am looking for matlab operator which is equivalent to <<= , >>= , ^= , &=, |= which is used in C Thank you!!

5 maanden ago | 1 answer | 0

1

answer

Question


Algorithm for Fractional power calculation
Hi 1. fractional base is no problem with current implementation. 2. To support fractional exponents, get the n-th root for ...

6 maanden ago | 1 answer | 0

1

answer

Question


How to add function argument for nthroot() ?
Hi I want to calculate nthroot() for 'embedded.fi', following is the code. I don't understand , how to fix rem(n(:),2) ? / ...

9 maanden ago | 1 answer | 0

1

answer

Question


Derive base 10 logarithm from base 2 log output
Hi I am looking to calculate . log10 with base2log as input.i.e. log10(log2()) log() with base2log as input i.e. log(log2()...

9 maanden ago | 1 answer | 0

1

answer

Answered
Which is the best way to replace the typedefs of rtwtypes.h with the ones defined in my firmware?
You can have one of the following approach to get rid of rtwtypes.h Use standard ANSI complaint #include <stdint.h> and #inclu...

10 maanden ago | 0

Question


Error in fi divide for embedded fi object
Hi I am trying to make a fixed point calculation with below code. But I run into error , I don't understand what is wrong in m...

10 maanden ago | 1 answer | 0

1

answer

Question


Stop Bit growth for power computation
Hi I am in need a logic to check bit growth in case of word length is 32 /16/8-bit I am using following code to check bit ...

11 maanden ago | 2 answers | 0

2

answers

Question


How to plot multiple Loops and draw data lables for legend
Hi I want to plot return value C and add legend according to iteration for below code A = [1:4]; B = [1:4]; C = zeros(siz...

11 maanden ago | 1 answer | 0

1

answer

Question


How to range array steps
Hi I am looking for a logic to range of value from -1 to +1 including 0 where data should look like -1-2-3...-32 : +32+31..1 ...

11 maanden ago | 1 answer | 0

1

answer

Question


Check range for power function
I am looking for a unit test vectors which checks the range of input values for power function so that I can implement equivalen...

11 maanden ago | 1 answer | 0

1

answer

Question


File streaming using Nodejs
Goal With Nodejs support , the file should be streamed via the body Section -1 Accept a HTTP POST request which will cont...

ongeveer een jaar ago | 1 answer | 0

1

answer

Question


Parallel processing remote and server logs collection / scp
I would like to stream a file using HTTP endpoint / scp so that I can collect the logs from a remote server. Is there a way ,...

ongeveer een jaar ago | 0 answers | 0

0

answers

Question


Convert a Complex Number to exponential real
Hi I am looking for help to calculate value of a complex number say x = 2 +1j*5 using exponential function Thanks you

ongeveer een jaar ago | 2 answers | 0

2

answers

Question


convert complex number to Integers
I have a exponential function and cordic exponential function. I see a differenc in output for exponential and cordic exp func ...

meer dan een jaar ago | 1 answer | 0

1

answer

Question


How to create Trignometric function lookup table
Hi I need help to create a lookup table for twiddle factor generated by trignometric cosine and sine function ? Thanks

meer dan een jaar ago | 0 answers | 0

0

answers

Question


colon expression to use integer operands
The following code does not work because the colon operands are not integer values stepSize = (pi/512); thRadDbl = (0:stepSize...

meer dan een jaar ago | 3 answers | 0

3

answers

Question


Integers can only be raised to positive integral powers in db2mag computation
I am converting matlab code to c using fixed point coder app I am getting the below error Input to function db2mag_conv decib...

meer dan een jaar ago | 2 answers | 0

2

answers

Question


Multiple input vector for polyfit and get polyval , derive the best coeff & least RMS Error
Hi I have a code which is computing the polyval for multiple input vectors. I would like to derive best coefficient and lowest...

meer dan een jaar ago | 1 answer | 0

1

answer

Answered
Fixed point coder log10 implementation
qsb = fixed.Quantizer(numerictype(1,32,24)); y0 = quantize(qsb,20*fi(log(double(x)),1,32,24)/fi(log(double(10)),1,32,...

meer dan een jaar ago | 0

| accepted

Question


Audio signal beamformer algo
Hi I am looking for 3D audio signal information. For example [Signal,fs] = audioread('*.wav') x_dim = Signal.x y_dim = Si...

meer dan een jaar ago | 0 answers | 0

0

answers

Answered
Fixed point coder log10 implementation
I made a test and I don't see the expected result I am still getting the error following error ??? Function 'log10' i...

meer dan een jaar ago | 0

Question


Fixed point coder log10 implementation
I am using 20*log10(val) to get power in a dB y = 20*log10(3) But When i am using matlab coder to convert the in c/c++ code....

meer dan een jaar ago | 3 answers | 0

3

answers

Question


Find sorrunding elements and element from an array
I have an array y = [ 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...

bijna 2 jaar ago | 1 answer | 0

1

answer

Question


alternate way , without ismember function
Hi I am having problems in using the ismember function, so I want to replace ismember and I need help in replacing the functio...

bijna 2 jaar ago | 2 answers | 0

2

answers

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