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...

alrededor de 3 años ago | 0 answers | 0

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...

alrededor de 3 años ago | 1 answer | 0

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...

alrededor de 3 años ago | 1 answer | 0

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...

más de 3 años ago | 0 answers | 0

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?

más de 3 años ago | 0 answers | 0

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...

más de 3 años ago | 1 answer | 0

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...

más de 3 años ago | 2 answers | 0

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...

más de 3 años ago | 0 answers | 0

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 ...

más de 3 años ago | 1 answer | 0

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...

más de 4 años ago | 1 answer | 0

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...

más de 4 años ago | 1 answer | 0

Question

Simulink Separately excited DC motor

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...

más de 4 años ago | 0 answers | 0

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...

más de 4 años ago | 1 answer | 0

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...

más de 4 años ago | 0 answers | 0

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...

más de 4 años ago | 2 answers | 1

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...

más de 4 años ago | 0 answers | 0

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...

más de 4 años ago | 0 answers | 0

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...

más de 4 años ago | 1 answer | 0

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...

más de 4 años ago | 1 answer | 0

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...

más de 4 años ago | 1 answer | 0

Question

How to plot a piece-wise function so I can then shift/compress it afterwards

Good afternoon everyone. I am trying to find a way to plot the following piecewise function in MATLAB. I tried to use the inline...

más de 4 años ago | 1 answer | 0