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ilona


Active since 2013

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Question


mark a rectangle over playing video
Hello guys, my goal is to be able to play a video frame by frame and then let the user mark with a rectangle chosen object (for...

9 years ago | 1 answer | 0

1

answer

Question


A toolbox to recognize object/faces in a video
Hello guys, I am looking for a good toolbox which will allow me to detect faces in a video if you have any suggestions I will ...

9 years ago | 1 answer | 0

1

answer

Question


how to use range that can change in xlswrite?
if I write a function that creates a sturcture that can change sizes in different calls. and I want to put this structure in xl...

11 years ago | 1 answer | 0

1

answer

Question


how to convert arrays inside my cell array into cells?
if I have a cell array: % code cities = 'city1' 'city2' 'city3' 'city4' ...

11 years ago | 3 answers | 0

3

answers

Question


how do I find the type of a value inside a cell array?
I need to load only one variable from a mat file. this variable is a cell array that contains a string and a scalar. but I don'...

11 years ago | 2 answers | 0

2

answers

Question


What is wrong with my code short simple function using only - if,for,length and variables)?
I needed to write a function that uses only if for length and variables and calls another function - valFind(that runs very wel...

11 years ago | 2 answers | 0

2

answers

Answered
how to define a Three-dimensional symbol variable
do you mean something like that? % c = ones(1,3) for ii=1:length(c) CellArray{ii}=ones(ii,2.^ii) end or somethi...

11 years ago | 0

| accepted

Question


Why isn't my loop running? (using strcmpi, trying to find a handle for the text)
Hello Here is part of my code, I wanted to find an handle for the text... so I created a loop that runs all over the axis' ch...

11 years ago | 1 answer | 0

1

answer

Question


How do I change color of a text in a given subplot?
I have a given figure which contains 2 subplots. the first subplot has a text on it. I want to change the text color and size u...

11 years ago | 1 answer | 0

1

answer

Question


I feel like my code is too long for what it tries to do, how can I make it shorter?
I feell like my code is too long for what it is trying to do... I wrote a function that calculates a sigmoid function which is ...

11 years ago | 1 answer | 0

1

answer

Answered
build a special matrix using a for loop
OMG! sorry I found out that my index was wrong! the correct answer is: % code mymat=zeros(9,9); for ii = 1:(size(mym...

11 years ago | 0

| accepted

Question


build a special matrix using a for loop
I tried to build a (9,9) matrix that will look like that: % code first row: 000000009 second row: 000000088 third r...

11 years ago | 1 answer | 0

1

answer

Question


how do I compare columns in a string matrix
I have a given string matrix and I need to check if the word can be read the same from the opposite direction (that it is to say...

11 years ago | 1 answer | 0

1

answer

Question


how do I delete values from a matrix when my loop condition is false?
I encountered a problem - my intention was to delete values in the matrix in certain conditions - the problem is that when I def...

11 years ago | 1 answer | 0

1

answer

Question


how do I switch values in a random matrix without using witch or any kind of loop?
I need to change this matrix x = round(0+(4)*rand(20,30)) which contains the values 0,1,2,3,4 to the matrix y - - if - x...

11 years ago | 1 answer | 0

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answer