Questions tagged [natural-language]

Questions about natural language input or text processing.

Filter by
Sorted by
Tagged with
1 vote
1 answer
53 views

Can WordFrequencyData run faster?

I want the WordFrequencyData of the whole WordList[] However it takes too long to get the result. ...
user avatar
2 votes
0 answers
78 views

FeatureExtraction[] for Text -- to normalize text or not?

The title pretty much captures my question. When I use FeatureExtraction[] for text, should I normalize text before parsing it through ...
user avatar
  • 5,171
1 vote
1 answer
77 views

Why does Entity Class return an empty value sometimes?

I am working on computing the 20 largest cities in California. ...
user avatar
1 vote
0 answers
57 views

How to find N most populous cities in each state with TakeLargest and Entity Functions without waiting forever using Caching?

I am interested in using Entity Functions such as EntityValue, FilteredEntityClass, EntityFunction, EntityClass, EntityList, and GeoEntities to help me find N most populous cities in each state. I ...
user avatar
4 votes
0 answers
74 views

Modern 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 ...
user avatar
  • 30.4k
1 vote
1 answer
105 views

How do I test that a string is a sentence? [closed]

For example, consider string = "this is a sentence." The best way I can think about is DictionaryWordQ. However, <...
user avatar
  • 1,601
2 votes
1 answer
118 views

How to identify gender and family roles of characters in novel excerpts?

I am playing with Natural language programming in Mathematica, and can't figure out how to extract the entity classes (i.e. male, female) for the following example text: "This was a pleasant ...
user avatar
  • 493
1 vote
2 answers
142 views

Finding position of specific substring within string

Is there a simple way of finding the position of a specific instance of a substring within a string? For instance, in the sentence "Bob bought his car at the car dealership". Something like <...
user avatar
9 votes
2 answers
310 views

Removing banal words from a list

NB: I am aware of the DeleteStopwords symbol. I want to remove from a list of words the ones that are likely to be more banal. So for instance if we have ...
user avatar
  • 1,478
3 votes
1 answer
192 views

Entering natural language input in WolframScript

What is the equivalent of typing = at the beginning of a line to specify natural language input in WolframScript?
user avatar
  • 161
3 votes
0 answers
77 views

Can Mathematica show Hebrew,Arabic and Persian languages correctly?

Right to left languages don't show correctly in Mathematica ,is there a way to type RTL languages without them being reversed?
user avatar
  • 31
7 votes
1 answer
201 views

Decoding Music in Staff Notation using ImageIdentify

I wrote this Code fragment Which is a E (quarter) note in Treble Clef. Instead Mathematica simply classified it as a "musical note" Can we do better?
user avatar
5 votes
1 answer
343 views

How to paraphrase text?

I'm looking to train or use pre-trained models in order to re-phrase text. Are there any natural language models in the Wolfram Neural Repository (or elsewhere) that can be used to paraphrase text? ...
user avatar
  • 3,731
1 vote
0 answers
33 views

SpellingCorrectionList for custom language (Italian)

SpellingCorrectionList["ciao",Language -> Italian] Says there are no Spelling dictionaries for Italian. On the other hand, ...
user avatar
  • 1,970
6 votes
0 answers
94 views

An efficient way to extract Dependency Strings from a sentence

Mathematica has the built-in function TextStructure, with the option "DependencyStrings" that provides the dependency strings of a sentence. Unfortunately, this function is incredibly slow. ...
user avatar
  • 527
3 votes
1 answer
503 views

Difference between free-form input via WolframAlpha[] and CTRL+=

WolframAlpha["query"] - https://reference.wolfram.com/language/ref/WolframAlpha.html Free-form input - https://reference.wolfram.com/language/workflow/EnterFreeFormInput.html For example: ...
user avatar
  • 973
4 votes
1 answer
80 views

Assigning probabilities to an Autocomplete function

I have created an autocomplete function based on WordList. auto = Autocomplete[WordList["KnownWords"]] And if I use this on the letters "ga", it will provide me ...
user avatar
  • 527
2 votes
0 answers
102 views

NLP in non-english languages possible?

I would like to use Mathematica NLP functions to analyze texts in French. I haven’t found any documentation on how good it will be compared to english (and if it’s even possible to use non-english ...
user avatar
  • 2,055
8 votes
1 answer
1k views

How to find multi-word synonyms?

I’m looking to write a semantic distance function for phrases (5 words or less) that can map multi-word synonyms together. My domain is e-commerce fashion - here are some required examples for a ...
user avatar
  • 30.4k
0 votes
1 answer
161 views

Error Code 414 while trying to do a substitution

I was trying to see what would happen if I let d=q in the following equation: ...
user avatar
5 votes
1 answer
275 views

Named entity recognition

How can one process natural language (English) to extract named entities (aka NER)? Or at least, entities which can be mapped to a Mathematica Entity. Note that trying to map entities via simple ...
user avatar
7 votes
0 answers
167 views

How to import unsupported language dictionaries?

Mathematica seems to only know about these 27 languages: However, I need access to dictionaries for other languages, namely Romanian and Japanese. Now, WordList ...
user avatar
  • 3,731
3 votes
2 answers
880 views

Answer multiple choice questions

FindTextualAnswer isn't working for me here: ...
user avatar
  • 30.4k
1 vote
0 answers
55 views

Extracting Parts of Speech

I am looking to parse the ConstituentsTree from TextStructure. Someone already asked how to get the proper nouns out of a text here: Extract names from a document I am looking for a more general ...
user avatar
  • 31
4 votes
1 answer
313 views

Delete all French stopwords [duplicate]

I have a list of french stopwords: ...
user avatar
  • 2,863
7 votes
1 answer
459 views

A strange verb from Mathematica's WordList

The first word returned by WordList["Verb"] is "aah", even though I think it actually an interjection, I still wonder whether ...
user avatar
1 vote
1 answer
164 views

Plot with Wolfram Alpha Scientific Data

Now that Mathematica has already embedded Wolfram Alpha, so I'd like to plot a graph: "Air Density" - "Elevation". I know that yields But I can't do that 10000 ...
user avatar
5 votes
2 answers
242 views

Split up word pairs in string based on semantic textual analysis

I have several hundred sentence-strings with joined words. They were extracted from a text (and are in sequence). Here is an example of one: ...
user avatar
9 votes
3 answers
521 views

Number of capital letters

I am interested in counting a number of uppercase letters in the text. I do it in the following manner. ...
user avatar
2 votes
0 answers
60 views

Confusing behavior for GrammarRules and GrammarApply

I have been experimenting with GrammarRules in an attempt to create a parser for text downloaded from the web. I have been using Interpreter to help understand the behavior of GrammarApply. Here is a ...
user avatar
4 votes
0 answers
157 views

Can someone help me to understand sequence-to-sequence transformation using (Wolfram-specific) recurrent neural nets?

I've been learning about recurrent neural networks lately and I think I'm starting to get the basic idea of how they work. I'm particularly interested in the sequence transformation capabilities of ...
user avatar
  • 41
6 votes
2 answers
207 views

Average length (in words) of paragraphs in document

I try to calculate the average length (in words) of paragraphs in a document. The data look like: ...
user avatar
6 votes
2 answers
556 views

Bigrams and TF-IDF calculation

I want to create a bag of bigrams in a set of documents and calculate the TF-IDF vector of each document. To calculate the bigram of the text I used the following code: The small example of the data (...
user avatar
3 votes
1 answer
153 views

Specify NetEncode's tokenization model?

NetEncoder[{"Tokens"}] uses WordData indices to tokenize an input string. But is there a way to tell ...
user avatar
  • 30.4k
6 votes
1 answer
174 views

Counting a part of the speech in a sentence

I want to count a number of nouns in a sentence. For that, I'm using TextStructere but I don't know how to get tags of each word.
user avatar
2 votes
2 answers
204 views

Searching words with the five vowels

after looking for a long time manually words in Spanish that have the five vowels in any order, for example Republicano, murcielago, superiora, etc; I'm bored and without success. I thought that ...
user avatar
  • 1,219
10 votes
2 answers
382 views

Unscrambling jumbled anagrams

I know that we can easily check to see if a string contains any anagrams by the following snippet: ...
user avatar
  • 203
4 votes
1 answer
167 views

Manually plotting the 'sheep curve'

There are a number of 'popular' parametric plots that draw recognisable pictures - of course I must learn more about the 'sheep curve'. It's straightforward to 'find' them using a natural language ...
user avatar
  • 1,417
5 votes
1 answer
195 views

Languages/scripts supported by Alphabet[]

How can I get the full list of languages/scripts/alphabets supported by the Alphabet function? Note that while the auto-completion suggests many possibilities, it ...
user avatar
  • 225k
2 votes
0 answers
223 views

Sentimental Analysis Classification Problem [closed]

I am keen on working with Mathematica for my sentimental analysis project. I have just started and been working around with some examples. During which I found: ...
user avatar
2 votes
0 answers
67 views

Another question on Mma data sources/syntax

Let's say I want to have the vapor pressure of mercury, as a function of temperature. I know that this information is available, for any specific temperature, from Wolfram Alpha, and I can also get ...
user avatar
  • 4,119
17 votes
1 answer
513 views

Programming of a natural language interface

I've just started using the Mathematica natural language interface and found it very interesting. After doing some research, I found some documentation on the "Programmable Linguistic Interface": ...
user avatar
1 vote
0 answers
185 views

Why do I get different results for the same input specified using natural language phrasing? [closed]

One of the comments to Stephen Wolfram's blog post on Ada Lovelace, mentioned that WolframAlpha (and verified in Mathematica as well) provided slightly different results for the question of Ada's age ...
user avatar
  • 377
1 vote
0 answers
93 views

What's in a Name? [closed]

StringReplacePart["StringReplacePart","At",{14,17}] ... Surely you can't be serious? ... Naming Matters: I think what and how we call things is ...
user avatar
1 vote
0 answers
242 views

Alternatives to Mathematica that are not computer algebra systems [closed]

Are there alternatives to Mathematica that are not computer algebra systems? I know there have been questions on this, but I am focusing on oprn source projects and instead of focusing on computer ...
user avatar
  • 111
12 votes
2 answers
525 views

Comparing natural language strings

I have a large spreadsheet with thousands of rows/columns of text. Some are saying essentially the same thing but in different ways. When you enter a natural language question Wolfram Alpha makes a ...
user avatar
  • 433
3 votes
1 answer
235 views

How to get free-form linguistic input to act on a previous output?

It seems that Mathematica is capable of taking free-form input that acts on previous outputs (see "separate color channels"), but I'm having trouble getting it to work in my case. I've got ...
user avatar
  • 6,323
3 votes
0 answers
418 views

Mixing Wolfram Language & WolframAlpha Queries - How robust is it?

The advent of Mathematica in the cloud and linguistic input potentially transforms expectations of the Wolfram Language's programming model and its inherent robustness. An example of this comes form ...
user avatar
11 votes
3 answers
2k views

Convert number to word

I have a big number like: 123 456 789. Now I'll to writ it like this 123 million 456 thousand 789 I've search on the internet but nothing found that works. How can you do that? Thanks.
user avatar
  • 135