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Christopher Creutzig

Last seen: 3 dagar ago Active since 2011

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  • Introduction to MATLAB Master
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Solved


Can the given sides form a triangle?
Can the three given sides form a triangle?

9 dagar ago

Solved


Number of Circles in a Number
Given a number, return the number of closed 'circles' in the base 10 numerical representation. Note: the number 4 has no circ...

9 dagar ago

Answered
'reshape' function in MEX ?
Just because this question seems to still get a number of views: The mex function equivalent to reshape is called mxSetDimension...

2 månader ago | 0

Answered
Using an LDA Model with a tall table
As Nikhilesh said, you probably want to process your data in some form of chunks. Since you want to fit an LDA model, the most o...

3 månader ago | 0

Answered
Extracting text from PDF with extractFileText is not working for some PDF
This is a known issue in Text Analytics Toolbox. Please watch https://www.mathworks.com/support/bugreports/3155425 for updates.

4 månader ago | 0

Answered
How to find out number of pages in a PDF file?
pdfinfo returns this information, starting in 23a.

6 månader ago | 0

| accepted

Solved


Split Even Number Into Two Primes
Given an even whole number n (> 2), return a 2-element vector of primes, p, such that p(1) + p(2) = n. Fun note: technically it...

10 månader ago

Solved


Determine if Input is Oddish or Evenish (Odd/Even Sum of Digits)
Given a positive integer n, determine whether n is "oddish" or "evenish" - that is, whether the sum of the digits of n is odd or...

10 månader ago

Solved


What is the next step in Conway's Life?
Given a matrix A that represents the state of Conway's game of Life at one instant (time t=n), return the matrix B that represen...

10 månader ago

Answered
How should XPath be set in TableSelector for htmlImportOptions so readtable( ) can output the first three tables in an html file?
readtable currently only returns a single table. There has been talk about a function returning multiple tables, but I don't kno...

mer än ett år ago | 1

Answered
Generating piecewise function and plotting it
Your code mixes some x and x2 etc., as in x2.^2+x, which cannot work, as they have different sizes. Try this small modification:...

mer än ett år ago | 2

Answered
How do I extract the contents of an HTML table on a web page into a MATLAB table?
Starting in R2021b, you can directly use readtable for HTML tables: readtable("https://www.tsa.gov/coronavirus/passenger-throug...

nästan 2 år ago | 6

Answered
How do you extract from a website table?
The problem with this page is that it is not using an HTML <table> for the data you are looking for. Otherwise, you would be abl...

nästan 2 år ago | 1

| accepted

Answered
My function creates a high oscillating unusual plot
What you are observing is a limitation of computing with floating point numbers. When computing a value of your function, say, f...

mer än 2 år ago | 0

Solved


Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

mer än 2 år ago

Solved


Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

mer än 2 år 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...

mer än 2 år ago

Solved


Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2...

mer än 2 år ago

Solved


Return area of square
Side of square=input=a Area=output=b

mer än 2 år ago

Solved


Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

mer än 2 år ago

Answered
Extracting data from pdf files
JFTR, since R2017b, extractFileText('filename.pdf','Pages',4) from Text Analytics Toolbox gives you the text on ("physical") pag...

nästan 3 år ago | 0

Answered
How to set axis limit as a function of time with fanimator
Unfortunately, it is currently not possible to animate xlim/ylim/zlim with fanimator. Changing that would not be easy, based on ...

ungefär 3 år ago | 0

Answered
Extract exponent of term in symbolic expression?
I believe you are looking for polynomialDegree: >> polynomialDegree(expression,a) ans = 2

nästan 4 år ago | 1

Answered
Symbolic: remove time dependency of variables or take derivative wrt time dependent variable
With your line syms alpha, you have overwritten the previous value of the MATLAB(!) variable alpha, so the alpha(t) in your subs...

ungefär 4 år ago | 0

Answered
Graphing a hyperbola and its tangent lines
Your tangent lines are very short, and you plot the hyperbola right on top of them. Change the order, increase the size, and the...

ungefär 4 år ago | 0

Answered
Help with displayFormula from symbolic math toolbox
Rendered formulas are only available in Live Editor, whether you use displayFormula or just have standard output. In Command Wi...

ungefär 4 år ago | 1

Answered
Live Script result S(sig1) and C(sig1)?
Those are fresnels and fresnelc. Hovering your mouse over the output will show the function names behind these rendered names, a...

ungefär 4 år ago | 1

Answered
text analytics toolbox and MeCab
Text Analytics Toolbox does not ship the tooling to compile an extended MeCab dictionary. But if you have one for your field (I ...

ungefär 4 år ago | 0

Answered
How to use word2vec with the documents
doc2sequence is actually the tool to use to run word2vec on a document, plus padding the output to a common length if desired – ...

ungefär 4 år ago | 0

Answered
partial word search text analytics toolbox
You could compute those words and then feed them into context: documents = tokenizedDocument(["A long winding road"; "The winds...

ungefär 4 år ago | 0

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