Answered
I need to find the pixel count for the max intensity value of an image ie i want to know the exact value on the x axis of the histogram generated with imhist for a known y value is there a code to do this?
Hi Ellen This link should be able to guide you in the right direction: <https://www.mathworks.com/matlabcentral/answers/13...

6 years ago | 0

Answered
How can this code be modernized?
Hi Francisco Here is an example of how you can modify the code to incorporate 'insertText': %rgbFrame = step(vidDevice);...

6 years ago | 0

Answered
How to compare elements in an array?
Hi Alec You can use the 'find' function to obtain the values which are common between two arrays. For example: a=[1 2 3 ...

6 years ago | 0

Answered
How to subplot a graph returned by MATLAB function for which there is no option to take the figure handle as input nor can it return a handle as output?
Hi Hari Check out this link: <https://www.mathworks.com/matlabcentral/answers/30684-wscalogram-and-subplots> Here, cwt is ...

6 years ago | 0

Answered
Classify binary images with multiple features
Hi Edward The Deep Learning toolbox can help in classifying images with a good accuracy. Check out this link: <https://www....

6 years ago | 0

Solved

Find the palindrome
Given the string a, find the longest palindromic sub-string b. So when a = 'xkayakyy'; you should return b = 'kayak';

6 years ago

Answered
How can i convert this simple program from Matlab into visual basic
Hi Musa What you can do is to make a DLL (mex) file from your MATLAB script and call that in VB. Another approach is to c...

6 years ago | 0

Answered
Fit background of an image
Hi Angela One thing that you could try is to use 'imadjust' to improve the visibility of the image after top-hat filtering. ...

6 years ago | 0

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Answered
Need Help Plotting Mode Shapes
Hi Amanda I am assuming that you wish to plot the variation of y against x for the values from 0 to 5 in steps of 0.5 as per ...

6 years ago | 1

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Solved

Remove the small words from a list of words.
Your job is to tidy up a list of words that appear in a string. The words are separated by one or more spaces. Remove all words ...

6 years ago

Solved

It dseon't mettar waht oedrr the lrettes in a wrod are.
An internet meme from 2003 (read more <http://www.snopes.com/language/apocryph/cambridge.asp here>) asserted that readers are re...

6 years ago

Question

Why am I getting negative zero as an eigen value while using the 'eig' function?
Hi all I ran the following code which makes use of the 'eig' function and I encountered a negative zero in the value printed ...

6 years ago | 1 answer | 0

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answer

Solved

Remove the polynomials that have positive real elements of their roots.
The characteristic equation for a dynamic system is a polynomial whose roots indicate its behavior. If any of the <http://www.ma...

6 years ago

Solved

Maximum running product for a string of numbers
Given a string s representing a list of numbers, find the five consecutive numbers that multiply to form the largest number. Spe...

6 years ago

Solved

Calculate the Hamming distance between two strings
Inspired by a similar Cody problem found <http://www.mathworks.com/matlabcentral/cody/problems/93-calculate-the-levenshtein-dist...

6 years ago

Solved

Reverse the Words (not letters) of a String
*Description* Change the words of a string such that the words appear in reverse order. You may assume that the string is a n...

6 years ago

Solved

Counting Money
Add the numbers given in the cell array of strings. The strings represent amounts of money using this notation: $99,999.99. E...

6 years ago

Solved

Summing Digits within Text
Given a string with text and digits, add all the numbers together. Examples: Input str = '4 and 20 blackbirds baked in a...

6 years ago

Solved

ベクトル [1 2 3 4 5 6 7 8 9 10]　の作成
MATLABでは,角括弧の中に要素を入れることで、ベクトルを作成できる。 x = [1 2 3 4] また次のようにも書ける（コンマはオプション）。 x = [1, 2, 3, 4] 問題：次のベクトルを出力する関数を作成せよ。...

6 years ago

Solved

2倍してみよう - ここからスタート！
初めにこの問題を試してみよう。入力としてxを与え、それを2倍して結果をyに代入せよ。 Examples: Input x = 2 Output y is 4 Input x = 17 Output y is 34 ...

6 years ago

Solved

Add more zeros
Find code that adds one 0 to each sequence of 0 in a string (composed with only 0 or 1). For example: '1010' -> '100100' ...

6 years ago

Solved

Space Saver
Remove all characters that are below a space in ASCII value.

6 years ago

Solved

Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

6 years ago

Solved

Return the first and last character of a string
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

6 years ago

Solved

Find state names that start with the letter N
Given a list of US states, remove all the states that start with the letter N. If s1 = 'Alabama Montana Nebraska Vermont Ne...

6 years ago

Solved

Find state names that end with the letter A
Given a list of US states, remove all the states that end with the letter A. Example: Input s1 = 'Alabama Montana Nebras...

6 years ago

Answered
Standardize data when using Regression Learner App, but when predict...?
Hi Quan Since you have trained the model on the standardized data, the model would give an accurate prediction only when the ...

6 years ago | 0

| accepted

Solved

Renaming a field in a structure array
MATLAB has a <http://www.mathworks.com/help/techdoc/ref/setfield.html setfield> and a <http://www.mathworks.com/help/techdoc/ref...

6 years ago

Solved

Extract leading non-zero digit
<http://en.wikipedia.org/wiki/Benford%27s_law Benford's Law> states that the distribution of leading digits is not random. This...

6 years ago

Solved

Pattern matching
Given a matrix, m-by-n, find all the rows that have the same "increase, decrease, or stay same" pattern going across the columns...

6 years ago