Massimo Zanetti

Last seen: 1 month ago | Active since 2016

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I have received the M.S. degree in Mathematics from the University of Ferrara, Italy and the Ph.D. in Information and Communication Technologies at the University of Trento, Italy. My research interests include variational methods to segmentation, numerical optimization, remote sensing image processing, change detection in remote sensing images.

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Read/write georeferenced image
Hi, here I am wondering why this simple operation of reading a georeferenced .tif image and writing some results in the same geo...

2 years ago | 2 answers | 0

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imadjust low_in high_in, why only in the range [0,1] ?
Hello, it looks a bit strange that the function imadjust accepts, other than single/double numeric types, also integer types, bu...

5 years ago | 1 answer | 0

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Solved

Breaking Out of the Matrix
Do you want to take the Red Pill, or the Blue Pill? If you take the Blue Pill, you will simply pass along to the next problem...

7 years ago

Solved

Circle/Pentagon Overlap
Your function will be provided with the five vertices of a pentagon (p) as well as the center point (cp) and radius (r) of a cir...

7 years ago

Solved

A Simple Tide Gauge with MATLAB
You are standing in a few inches of sea water on a beach. You are wondering whether the high tide is coming soon or it has ju...

7 years ago

Solved

Find the nearest prime number
Happy 5th birthday, Cody! Since 5 is a prime number, let's have some fun looking for other prime numbers. Given a positive in...

7 years ago

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The Glass Half Full
Identical glasses are placed in a triangular tower structure, such that the top level (L = 1) comprises one glass, the next leve...

7 years ago

Solved

I Plead the Fifth
Write a function to provide a yes or no answer to the input string. However, it must plead the 5th amendment (return an empty st...

7 years ago

Solved

Octoberfest festival
A group of students decided to visit Octoberfest festival. First they ordered one beer, then after half-hour they taken one more...

7 years ago

Solved

Is this is a Tic Tac Toe X Win?
For the game of <https://en.wikipedia.org/wiki/Tic-tac-toe Tic Tac Toe> we will be storing the state of the game in a matrix M. ...

7 years ago

Solved

Spot the First Occurrence of 5
This problem series invites you to solve two simple problems related to the integer NUMBER FIVE, in order to celebrate <https://...

7 years ago

Solved

Basic electricity in a dry situation
This is a very hypothetical situation between two individuals in a very dry atmosphere. He came running in rubber boots when...

7 years ago

Solved

Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock.
Submit your answer to this problem a multiple of 5 seconds after the hour. Your answer is irrelevant; the only thing that matte...

7 years ago

Solved

The Top 5 Primes
This problem series invites you to solve two simple problems related to the integer NUMBER FIVE, in order to celebrate <http:// ...

7 years ago

Solved

Missing five
Convert decimal numbers to a base-9 notation missing the digit *5* <<http://www.alfnie.com/software/missing5.jpg>> Too man...

7 years ago

Solved

Extra safe primes
Did you know that the number 5 is the first safe prime? A safe prime is a prime number that can be expressed as 2p+1, where p is...

7 years ago

Solved

Pentagonal Numbers
Your function will receive a lower and upper bound. It should return all pentagonal numbers within that inclusive range in ascen...

7 years ago

Solved

Energy of a photon
Given the frequency F of a photon in giga hertz. Find energy E of this photon in giga electron volts. Assume h, Planck's ...

7 years ago

Solved

Pernicious Anniversary Problem
Since Cody is 5 years old, it's pernicious. <http://rosettacode.org/wiki/Pernicious_numbers Pernicious number> is an integer whi...

7 years ago

Solved

How to subtract?
* Imagine you need to subtract a few numbers using MATLAB. * You will not be using eval for this task. * Given two ASCII strin...

7 years ago

Submitted

Smoothing Cubic Splines with periodic conditions
Implements a model for Cubic Smoothing Splines with periodic boundary conditions

7 years ago | 5 downloads |

Answered
what is the meaning of this error?
Here the problem is not related to Matlab.. As far as I know opening a pdf from command line in Windows goes like this: path...

7 years ago | 0

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Answered
Convert Cell to Struct
<https://it.mathworks.com/help/matlab/matlab_prog/access-data-in-a-structure-array.html>

7 years ago | 0

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Moving a greyscale image such that the lowest pixel with an intensity above 0 is at the bottom of the image.
Use the |circshift| function, which shifts arrays along one dimension. Here is an example: %generate an image (matrix) A...

7 years ago | 0

| accepted

Answered
How to fit multiple Gaussian functions in image without using the Curve fit GUI?
Hi Mishra, here it the function you need <https://it.mathworks.com/help/stats/fitgmdist.html fitgmdist>. It does fitting u...

7 years ago | 1

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Matlab Training Course on your own: do we get a certificate? Which documentation is provided?
Hi Jesus, you can find all info about matlab certifications at: <https://it.mathworks.com/services/training/certification.h...

7 years ago | 1

| accepted

Answered
how to read a textfile that contain an array of text values into matrix
Here is it, you should know how many columns your data span (I guessed by reading your file they are 25): %open file fna...

8 years ago | 1

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convert fixed point to real data
Does this help you? %get sfi a = sfi(pi); %convert to double d = double(a)

8 years ago | 0

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How to crop a square that has a rotational angle?
Inspect this: <https://it.mathworks.com/help/images/ref/roipoly.html roipoly> Here is an example of what you can do: %op...

8 years ago | 2

Answered
How to enhance an image with respect to an image of much better quality.
Try considering this: <https://it.mathworks.com/help/images/ref/imhistmatch.html histogram matching>

8 years ago | 0

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