Questions relating to working with textual information: textual analysis, data mining, etc.

learn more… | top users | synonyms

30
votes
3answers
864 views

Is there a convenient way to copy/paste text-interspersed SE code snippets into Mathematica?

Is there a way to copy and paste code snippets from SE to Mathematica if these snippets are interspersed with text? Like e.g. in Morphing Graphics, color and location in both the question and answer, ...
27
votes
3answers
2k views

“Covering up” text in Graphics

Consider the following code: ...
26
votes
6answers
2k views

How can I wrap text around a circle?

How can I wrap text around a circle? For example: the text in the sectors of this chord plot. Perhaps one could use FilledCurve[] and then apply a ...
25
votes
3answers
1k views

Is there a way to outline text?

If I have: Graphics[ {Red, EdgeForm[Directive[White, Thick]], Inset[Style[Text@"Hi!", 44], {0, 0}]}, Background -> Black ] I unfortunately get: ...
25
votes
2answers
891 views

Movable text on a curve

Having an arbitrary curve defined as InterpolatingFunction, what is the best way to place a text on this curve? The text generally has two rows, for example: ...
23
votes
2answers
1k views

How do I extract the contents of a selected cell as plain text?

My aim is to extract the contents of an Input cells as plain text. Ideally I would like to be able to select one or more Input cells and press a button which would then extract the text from these ...
22
votes
2answers
5k views

How to import all files of a folder at once?

I know how to import one textfile by calling its name filestring = Import["myfile.tex", "Text"]; Then "filestring" is a string with the myfile content. How do ...
21
votes
2answers
664 views

Can Mathematica determine part-of-speech for each word in a text?

I've found that WordData has a database of English words and their possible parts of speech. But some words are ambiguous, e.g. result can be a verb or a noun: ...
17
votes
4answers
854 views

How to determine the convex hull of some text?

How can I get the co-ordinates of the convex hull of a piece of Text?
16
votes
2answers
400 views

Parenthesize what I have highlighted

I want to highlight a piece of equation, click a button and have that part taken into parentheses.
16
votes
2answers
937 views

Lexicographic ordering of strings in Mathematica

I recently realized that Mathematica seems incapable of comparing strings in the "normal" expected lexicographic order. Indeed, for some simulations, I need to process text directly, without fiddling ...
15
votes
3answers
476 views

Grabbing a number of characters around a string pattern

If I have some string data: text = StringTake[ExampleData[{"Text", "DeclarationOfIndependence"}], 400] "When in the Course of human events, it becomes ...
15
votes
3answers
635 views

Apply an image as a texture to text

I have the following equation eq = Sum[x^2, {x, 0, 10}] and an image ...
15
votes
3answers
403 views

Highlighting pattern strings in a large text

I would like to apply Style to strings that are matched, for example, with one or more specified patterns or regular expressions, a string or a list of both, ...
14
votes
2answers
1k views

Keeping Text Size the Same Throughout Entire Notebook File

Is there a way in which when you choose to format the size of the font within your notebook, for a particular cell, when you go into another cell, the default size font (12pt) will not be ...
14
votes
2answers
348 views

Haiku Extractor

Inspired by the cool Tumblr Haiku Times that searches for accidental haiku in New York Times articles, I tried my hand at implementing such a search in Mathematica for my own text samples. I'm still ...
13
votes
6answers
1k views

Determine the Number of Lines in a Text File

I have looked and looked but I do not see a simple efficient way to get MMA to return the number of lines in a text file? I thought about reading the file until it returned the EOF marker, but that ...
13
votes
2answers
927 views

How to position text labels automatically to not overlap other graphics elements?

I was plotting reciprocal frame projection using Locators for a point to be expressed in terms of both the original basis (also specified with ...
13
votes
2answers
1k views

Computing the bounding boxes for Text objects

Regardless of AspectRatio, the Text boxes overlap. ...
12
votes
2answers
420 views

Dimensions of the results of Text[] within Graphics[]

Is there a way to get the dimensions that the results of a Text[] will occupy within a Graphics[]? Specifically, if I run ...
11
votes
4answers
7k views

subscripts in plot axis labels

Superscripts can be included in axis labels by the use of the caret symbol (e.g., Plot[x^2, {x, -1, 1}, AxesLabel -> {x, x^2}]). How does one include subscripts ...
11
votes
2answers
3k views

How to dynamically name and date a file for export?

I have various functions that export Excel and text files, and need to have them named with a name based on the content of some variables in the function and the time and date. How can this be done ...
11
votes
2answers
417 views

Word Squares and Beyond

A word square is a set of words which, when placed in a grid, read the same horizontally and vertically. For example, the following is an English word square of order 5: ...
11
votes
2answers
246 views

Pasting “rectangles” of text side-by-side

In Emacs/Xemacs, there is a rectangle feature, such that you can delete, copy, etc., "rectangles" of text. Now suppose I have two text files, each containing one column of numbers. Is it possible to ...
10
votes
2answers
216 views

Backslash commands in strings?

I discovered by playing around that Text[DisplayForm@SubscriptBox["\[Lambda]", "k"]] produces the same result as ...
10
votes
1answer
671 views

Poor anti-aliasing in Rotated text with ClearType on

There is a problem on my system that occurs when text is rotated 90 degrees as it is in frame labels. This only happens when ClearType is turned on, and only around 90 degrees of rotation. I am ...
10
votes
1answer
168 views

Accessing figure style (oldstyle or lining) of TrueType fonts

Most professional fonts come with at least two figure styles: old style (or text) figures and lining figures. In plots and most other figures I prefer to use lining figures. This is no problem with ...
10
votes
1answer
2k views

What is the full list of all font families?

I'm having trouble finding a complete list of the FontFamily strings that mathematica supports.
9
votes
5answers
492 views

How to resize the text content of a grid with it?

I am in a resizing mood these days. This code works quite well, up to a point. ...
9
votes
3answers
2k views

Skip header lines on import

When importing a data file what are the comment symbols for Mathematica? That is, given a file like this blabla bulbul 1 2 6 54 7 ... .. what symbol do I have ...
9
votes
1answer
1k views

Is it possible to type equations as text in Mathematica?

I was wondering if I could write an equation, symbolically, but only as part of a text in Mathematica. So I don't want Mathematica to consider anything inside that equation as a variable, nor equate ...
9
votes
2answers
232 views

Pasting monospaced text into Mathematica notebook destroys aligment

I drew the little ASCII-art electronics schema below in vim. When i try to paste it into a Mathematica notebook, with: A) A code cell B) A monospaced font (Courier New) Mathematica insists on ...
9
votes
1answer
397 views

How can I replace the Greek symbols in an expression with their plain text names?

Suppose I have an expression with Greek symbols in it. How would I convert that expression to another expression where the Greek symbols have been replaces with their names in plain text? I've ...
8
votes
2answers
628 views

Rotated text in “plot” cannot be copied to MS Word

When I add some text to a simple plot with drawing tools, the text cannot be copied and pasted out with the graphic itself to Microsoft Word. Do you know how to copy the manually added text out to ...
7
votes
2answers
343 views

Apply 2 Styles within Text[]

Please consider : ...
7
votes
2answers
577 views

Generate Random Text within a Rectangle

I would like to generate images such as the four below. That is: some text of different length fit within a Rectangle[] using ...
7
votes
3answers
487 views

Add text after label in a Manipulate graphic

I can add the value of a slider to the right of it using the Appearance-->Labelled option, but what if I want to add text after the automatic label. How can I do that? Normally I want to do this to ...
7
votes
2answers
411 views

Convert quoted printable aka PrintableASCII characters to UTF-8

I have several .eml email files to import. Some of them were saved as quoted-printable 7-bit encoded. I skipped through the Mathematica documentation and found ...
7
votes
4answers
239 views

Strange behaviour when line-wrapping text in a Pane

I noticed some strange behaviour of Pane. In the result from the following code, the line wrapping is not consistent: why do the first and last line contain four ...
7
votes
2answers
126 views

Export textanalysis to pdf

In the helpfile there is a nice axample of text analysis (example/LexicalAnalysis) ...
7
votes
3answers
230 views

Formatting an equation on a plot

I am trying to label a plot with an equation. The problem is that Mathematica formats things almost well but not exactly. The parenthesis are of the wrong size, and the powers are not high enough. ...
7
votes
1answer
183 views

Unicode beyond Basic Multilingual Plane

String manipulation takes a dive when characters beyond \:FFFF are used e.g. Mathematical Alphanumeric Symbols. The characters display fine but doing string ...
7
votes
2answers
296 views

How to Rasterize in “Printout” style

I am trying to ascertain how large a justified text block will be when printed by rasterizing it in the "Printout" style environment. However, ...
6
votes
4answers
308 views

Where can I take a pool of words from?

Dear Community members, I am thinking about an interactive machine to teach a school child to write difficult words correctly. As a first step I need a collection of words. I will select a pool of ...
6
votes
2answers
2k views

How to export results of an analysis in table format into MS word file

I'm working on a simulation study using Mathematica 8. At the end of the analysis I'll have a matrix of data containing my results (assume for three variables like x,y & z). I used these codes for ...
6
votes
2answers
916 views

Formatted text in a Dynamic or Manipulate control

I am using a Manipulate control to show different calculations for the same user-specified parameters. I would like to show the results for the calculation the ...
6
votes
2answers
637 views

Text[] using Graphics

...
6
votes
2answers
1k views

rotating 3d text

Is it possible to create a 3d rotating text like this: animation here. Here is my try so far: ...
6
votes
1answer
142 views

Using Padding with Text and Style

Suppose that I use: Text[Style["(1, 0, 0)", 12, Background -> White], {1, 1, 0}] How can I put a few points of padding around the text? Thanks to Jens: ...
6
votes
3answers
7k views

Label points in plot with a text

I'm a newbie at Mathematica and I couldn't find how to label the maximum and the zero of a simple function in Plot with their names: ...