Community Profile # Aaron Connell

Active since 2016

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Question

Create an image and use thresholding to produce an image with a cross shape and an X shape
Is there a way to create a small image matrix that produces an “X” shape when thresholded at one level, and a cross shape “+” w...

mer än 5 år ago | 0 answers | 0

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Question

edge detection filters are not detecting my edges for the matrix I created, even though the gradient changes are super obvious
I am trying to use the three edge filters below to show the edges of the image I created. For some reason the filters keep retu...

mer än 5 år ago | 1 answer | 0

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Question

I blurred a grayscale image using an average filter and then I am supposed to deblur using an Inverse filter using Constrained Division. Is there a better way to do this?
Hello I need some help. I have to blur a grayscale image using a 5x5 blurring filter. Then I need to attempt to de-blur the resu...

mer än 5 år ago | 1 answer | 0

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Question

HSV Image Intensity Restrictions
Suppose the intensity component of an HSV image was thresholded to just two values. How would this affect the appearance of the...

mer än 5 år ago | 1 answer | 0

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Question

Separable image filters implementation
Is the 3 × 3 median filter separable? That is, can this filter be implemented by a 3×1 filter followed by a 1 × 3 filter?

mer än 5 år ago | 0 answers | 0

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Question

piecewise image stretching using lookup tables
Good evening I need a little guidance on how to utilize LUT's (lookup tables) to create a function that can perform piece-wise s...

mer än 5 år ago | 1 answer | 0

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Question

image arithmetic result not the same
Good evening, I have a question about image arithmetic. Below is some code that reads in a grayscale image and performs arithmet...

mer än 5 år ago | 2 answers | 0

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Question

image dithering on areas of unchanging gray
I have no idea how to accomplish this in Matlab, any clarification would be appreciated.. Show that the 2 × 2 dither matrix D...

mer än 5 år ago | 0 answers | 0

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Question

uint8 image solarization issue
Good afternoon I am trying to take a uint8 image and take the complement of all pixels with a grayscale less then 128 and again ...

mer än 5 år ago | 1 answer | 0

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Question

How do I smooth out the maximas and minimas of the following scope output in Simulink
I need know that I need to change the sample time through discretization to smooth out those peaks and I tried to use a power g...

mer än 6 år ago | 1 answer | 0

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Question

Generate the following signals in Simulink
Good evening Matlab community. I am a bit new to simulink. I would like to know how to plot the function x(t)= 5*cos(30*pi*t+0...

mer än 6 år ago | 1 answer | 0

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Question

I have never used simulink before, but I want to create the DC motor below. Can anyone help me or point me in the right directio...

nästan 7 år ago | 0 answers | 0

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Question

how to plot a unit step function
<</matlabcentral/answers/uploaded_files/64135/problem3hand.jpg>> Below shows my convolution of two signals by hand. I want to...

nästan 7 år ago | 1 answer | 0

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Question

Plot a unit step function y(t)
Hello MATLAB gurus. I would like to plot the following step function. I would greatly appreciate you showing me how to do it wit...

nästan 7 år ago | 0 answers | 0

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Question

Bode plot and cutoff frequency
below I am creating a bode plot of the specified transfer function. I want to know if there is an option using bode plot options...

nästan 7 år ago | 2 answers | 1

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Question

steady state output voltage in RLC circuit
Hello, I have an RLC circuit in which I need to plot input and output voltages vs. time. The circuit is below. I would greatly a...

nästan 7 år ago | 0 answers | 0

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Question

energy of a transformed signal using Matlab
Below is the code for a compressed and shifted version of x(t) I call y(t). I want to evaluate the energy of the signal y(t) but...

nästan 7 år ago | 0 answers | 0

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Question

Calculating energy of a signal using symbolic toolbox
I have two piecewise defined functions, x(t) and a reversed and shifted version of x(t) as shown below...I am supposed to use th...

nästan 7 år ago | 1 answer | 0

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Question

Use the symbolic toolbox of Matlab to calculate the energy of the signals x(t) and f(t). Verify theoretically. How is the energy of these two signals related?
I have two piecewise defined functions, x(t) and a reversed and shifted version of x(t) as shown below...I am supposed to use th...

nästan 7 år ago | 1 answer | 0

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Question

shifting and time reversal of a piecewise defined signal
I have a piece-wise defined function x(t) as shown below. I need to plot x(-t-1) now but am not sure how to do it. I tried to cr...

nästan 7 år ago | 1 answer | 0