Jim

Active since 2011

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Serial communication through Matlab
Hi, I am doing VHDL project using nexys2 board. I need to read the sensor readings using matlab through serial communicati...

meer dan 12 jaar ago | 1 answer | 0

1

answer

Question

How to convert unsigned integer 16 bit to decimal number
Hi, what is the difference between unsigned integer 16 bit How can I convert uint16 to decimal number in matlab? Than...

meer dan 12 jaar ago | 3 answers | 0

3

answers

Question

Timeout problem in matlab
Hi, I am trying to read data through serial communication in matlab I am reading 2 bytes of data First byte is zero for...

meer dan 12 jaar ago | 1 answer | 0

1

answer

Question

problem with serial communication
Hi, I am using the following command for serial communication nexys = serial('COM1', 'BaudRate', 9600, 'Parity', 'odd', ...

meer dan 12 jaar ago | 0 answers | 0

0

answers

Question

problem in serial communication with Matlab
Hi, I am using matlab to read data from nexys2 board. Actually I am sending the range sensor data from nexys board to matlab ...

meer dan 12 jaar ago | 0 answers | 0

0

answers

Question

Matlab code to read data from nexys2 board
Hi, I am *using matlab to read data from nexys2 board*. Actually I am *sending the range sensor data from nexys board to matl...

meer dan 12 jaar ago | 0 answers | 0

0

answers

Question

problem while receiving data from nexys2 board
Hi, I am working with nexys2 board From the nexys2 board I am able to send 2 bytes of data to matlab But the problem is...

meer dan 12 jaar ago | 0 answers | 0

0

answers

Question

problem with matlab code while receiving from nexys2 board
Hi, I am working with nexys2 board From the nexys2 board I am able to send 2 bytes of data to matlab But the problem ...

meer dan 12 jaar ago | 0 answers | 0

0

answers

Question

Explanation of the code
Hi, what is the difference between cos and cosd in matlab If alpha is angle A of the triangle. What does the following com...

meer dan 12 jaar ago | 1 answer | 0

1

answer

Question

problem with the code
Hi, Which angle is calculating with this matlab code a=sensor1; b=sensor2; c=22; numerator=(b^2)+(c^2)-(a^2); %Tälja...

meer dan 12 jaar ago | 1 answer | 0

1

answer

Question

struck with this code
Hi, I need to know , how this code is working windowSize = 8; Filter = filter(ones(1,windowSize)/windowSize,1,cog(:...

meer dan 13 jaar ago | 2 answers | 0

2

answers

Question

what is spatial frequency spectra?
Hi, I need to plot spatial frequency spectra of different kinds of papers Can u suggest anything about this Thanks ...

meer dan 13 jaar ago | 1 answer | 0

1

answer

Question

what is subpixel
Hi what is subpixel accuracy in a image? How can we say that the image is having sub pixel accuracy or not? Thanks in...

meer dan 13 jaar ago | 2 answers | 0

2

answers

Question

How to fing COG?
Hi, How to find the center of gravity of image along the x direction of the line? Thanks in advance

meer dan 13 jaar ago | 1 answer | 0

1

answer

Question

Analysing frequency components
Hi, which frequency components are responsible for texture in an image? I heard lot of people saying high frequency compon...

meer dan 13 jaar ago | 2 answers | 0

2

answers

Question

what is fftshift ?
Hi, What is fftshift command will do exactly? Thanks in advance

meer dan 13 jaar ago | 1 answer | 1

1

answer

Question

what is the difference between high pass and high boost filter
Hi, Can anybody tell me what is the difference between high pass and high boost filter? Thanks in advance

meer dan 13 jaar ago | 2 answers | 0

2

answers

Question

How to remove frequency components in an image
How can I use the fourier transform to find out the frequency components which are responsible for the texture on the surface? ...

meer dan 13 jaar ago | 1 answer | 0

1

answer

Question

FFT of an image
Hi, I need to apply the following conditions to remove blur in an image? 1.Load the image 2.compute fft of an image ...

meer dan 13 jaar ago | 2 answers | 0

2

answers

Question

What is frequency in an image?
Hi, If we apply fft to a signal,we will get the frequency domain of the signal(how the signal is changing according to freque...

meer dan 13 jaar ago | 1 answer | 0

1

answer

Question

unsharp masking
Hi, I need to write a code to create unsharp masking to an image(to remove blurr) and then apply high boost filter to it? ...

meer dan 13 jaar ago | 1 answer | 0

1

answer

Question

Neighborhood operations of the image
Hi, I have an image of size 256x256. I need to apply the sliding window and block processing (neighborhood)operations to t...

meer dan 13 jaar ago | 3 answers | 0

3

answers

Question

How to write a loop for adding number
Hi, I have 52 values a,b,c........ I need to do like below b=a+b; c=b+c; d=c+d;............for all 52 values How c...

meer dan 13 jaar ago | 2 answers | 0

2

answers

Question

How to plot a graph to the values in .txt file
Hi, I need to plot a graph for the values of x,y The values are in .txt file Each one having 52 values I imported ...

meer dan 13 jaar ago | 1 answer | 0

1

answer

Question

How to plot logarithmic graph in matlab
Hi, I need to plot a logarithmic graph in matlab can u suggest any command about this? Thanks in advance

meer dan 13 jaar ago | 3 answers | 0

3

answers

Answered
How to determine the cut off points
use for loop for i=1:5 A{}=your algorithm for cutoff points(col1,col2,col3,col4,col5); end this will gives the indiv...

bijna 14 jaar ago | 0

| accepted

Answered
matrix
you can use find command to know the index of values in matrix

bijna 14 jaar ago | 0

Question

How to decode information from 2-D QR code
Hi, I need to decode information from QR code using matlab Can anyone suggest me something about this Thanks in adv...

bijna 14 jaar ago | 0 answers | 0

0

answers

Question

Testbench for IIR filter
Hi, I need to write a testbench(a function)in Matlab that verifies the specified amplitude- and phase transfer functions of c...

ongeveer 14 jaar ago | 1 answer | 0

1

answer

Question

How to create a test bench waveform for the working of band pass and low pass filter
Hi, I created a band pass filter and low pass filter through sptool in matlab and imported the co-efficients into workspace ...

ongeveer 14 jaar ago | 1 answer | 0

1

answer