Cleaning up a string list
I have a very poorly-formed list of football scores:{{"Glenville State", "GLN 44", "9", " Northwood (MI)"} {" Missouri Southern State", "24", "Northwest Missouri State", "NOR 31"}, {"SDST 45", " South...
View ArticleClik here to view.
General::tag weird behavior
Is there anyone here who can explain this strange behavior? Consider the following code:ClearAll[f]General::generaltag = "This is a general message";f::fspecifictag = "This is a f-specific...
View ArticleClik here to view.
Visualizing the difference between two sequences (strings)
I'm trying to develop a way of comparing two sequences (probably originally text, such as text writing or source code, possibly converted to lists). As a familiar example, consider the revisions...
View ArticleHow to convert strings to the same pattern
I have some sets of random strings. These strings may have one of the special characters (+,-,=) as a prefix or suffix, or both. Different special characters cannot be mixed in the same set.I want to...
View ArticleClik here to view.
I want to plot the group delay of the following mathematica code but it takes...
I am working on a Mathematica project where I want to plot the group delay. The problem is this code is running too slow. Is there any possibility of speeding up the code?Here is the original...
View ArticleInserting a 0 in Specific Strings
I have a very large network with 1000's of edges. Below is a small sample. The N is my label for Node and the number that follows is a unique identifier. I want to make all the edges on either side of...
View ArticleInserting a 0 in Specific Symbols
I have a very large network with 1000's of edges. Below is a small sample. The N is my label for Node and the number that follows is a unique identifier. I want to make all the edges on either side of...
View ArticleHow to define a mixed pattern consisting of string and regular patterns for...
I'm kinda stuck here, and I could really use some help:I want to define a function, let's call it quarterValue, that accepts a Rule as an input and returns an appropriate expression as output.A...
View ArticleExtract doi from a text string
I have a large list with bibliometric information including the doi like this example:stringdata = {{"name surname, 2207, journal name, vol5, p1233, doi 10.1016/j.enpol.2125.13.027"}, {"name surname,...
View ArticleHow to. automate nutrition calculation
Given a vector of quantities:fbs = {6.18*10^6, 2.663*10^6, 1.4735*10^7};I like to create the following code:kcal = WolframAlpha["6.18`*^6 tons of wheat + 2.663`*^6 tons of potato + 1.4735`*^7 tons of...
View ArticleHow to specify that case should be ignored within a string pattern?
One can use StringMatchQ to test whether a string matches a string pattern. One can use the IgnoreCase option of StringMatchQ to ignore case when comparing the string and the string...
View ArticleStringReplace with several replacement rules doesn't work as expected
I understand that, according to WL documentation, StringReplace["16.",{aux:NumberString:>"1/"<>aux,".":>"*3/2"}] should produce "1/16*3/2" but instead it produces "1/16.".If programmed with...
View ArticleModern topic modeling?
This question was asked in 2014: How to perform document classification (i.e. extracting topics from text)?At the time user @V.E. gave a great little tutorial on LDA, but today, there's still no...
View ArticleReplacement of strings within lists
i have a string list:lis = {"a",{"b","c"},"d"}...and would like to replace "c" with "Q", to giveres = {"a",{"b","Q"},"d"}StringReplace works if I flatten lis beforehand, but I want to preserve the...
View ArticleClik here to view.
A string with mathematical operators (fractions, superscripts, subscripts,...
I want to create a list in Mathematica where a word contains a number that changes within it. However, I want the number to appear as a superscript or subscript or in a fraction etc. How can I do...
View ArticleConverting a set of reactions represented by strings separated by spaces, or...
In the Macaulay package ReactionNetworks.m2, a set of reactions is represented as{"AB1-->B+C" "C2-->D"}with new lines (or maybe spaces?) separating the first reaction "AB1-->B+C" of the...
View ArticleClik here to view.
How to convert a list of variable names into a list of formal symbols?
I have a lists of variable names that include greek letters.names = {"a", "b", "μ", "Σ"}I would like to construct a lists of formal symbols from these such the above list will return{\[FormalA],...
View ArticleClik here to view.
How do I copy what I enter into 'InputField' without any computational...
I made an InputField where I input the quoted sentences inside.And I set InputField to copy every time I run it.Manipulate[Column[show], Style[Control@{{in, "1+1"}, InputField[#] &, ImageSize ->...
View ArticleCreating a string pattern to specify a single letter character, which is...
I'm running quite an old version of Mathematica: version 9.0. I wish to create a function oneLetterLowerCase that takes a string str as input and determines whether the string contains exactly one...
View ArticleElegant way to examine a string by "word" (whitespace-delimited substring)
Suppose I have the following list of strings myStrList:myStrList = {"This is A 123a Test", "This is A 123ab Test","This is A 123-a 456-B 7c-89 Test"};I wish to create a function that takes a single...
View Article