Questions tagged [computational-linguistics]

A branch of science that uses computers and mathematical methods to construct and investigate linguistic theory. Its technological and algorithmic implementation is called NLP.

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Split a sentence using nltk and python

I am working on a task which involves information extraction, for which I require splitting a complex sentence into a bunch of simple sentences. For instance, In optics a ray is an idealized model ...
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4answers
668 views

Is the way words are used the biggest obstacle in understanding science and technology? [closed]

Do I have a point to say that, in the area of science, people have difficulties understanding it mostly due to the way words are used to describe whatever it may be? One may understand the words ...
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Computer analysis of ESL learners' mistakes

This is a very broad question; I'm trying to get a sense of the current state of this subfield of NLP and what relevant resources may already exist, so even tangential answers will be welcome. To what ...
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1answer
52 views

Combinatory categorial grammar for English

I am working on theoretical NLP things, in particular to do with combinatory categorial grammar (CCG). I don't have much knowledge of CCG, or of grammar in general. I was wondering how much of English ...
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1answer
94 views

Non-projective tree sentences

I'm trying to generate the non-projective tree of the sentence: "A hearing is scheduled on the issue today." But with the Stanford Core NLP tool (https://corenlp.run/), I obtain a projective ...
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1answer
30 views

Looking for a test that produces data similar to Eye-Tracking tests

I was conducting a study about Shell Nouns and how they affect the brain. The issue was that corona came up and the university is still shut down and everything is only online. For my study I worked ...
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1answer
97 views

How to determine grammatical complexity using quantitative features?

I'm doing a research on defining the complexity of language used in technical documentations for technologies (libraries and modules) used in data science and machine learning engineering. And I'm ...
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1answer
29 views

SubCategorization Frame of a verb

I am working on verbal clustering. And to train my model, I need features like SCF of the verbs. To understand what it is, I read that an SCF is a structure which gives the syntactic nature of the ...
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1answer
232 views

VerbNet semantic roles and preposition groups - how to determine matches

Using verbnet to test whether a sentence matches a frame, how does one determine whether the semantic role specified in the verbnet frame is appearing in the sentence or not? e.g. on this verbnet ...
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43 views

How to determine structure of answer for a wh- question

Consider a wh-question (in english language) such as "Who closed the door?". Personally, I can determine that an answer will look like "NP closed the door.", where NP would be a ...
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1answer
44 views

Are there any set guidelines for the lifespan of a (spoken) corpus?

Are there any set guidelines on how long a (spoken) corpus stays relevant / is reliable to use? The only major Dutch spoken corpus is from 2004, and I was wondering if using this corpus would cause a ...
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*Compact* Context-Free Grammar for English

I have seen that similar questions have been asked here, but the common answer is to look at Generalized Phrase Structure Grammar. Then, on the internet I just find slides from computational ...
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1answer
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How to extract grammar rules from a language (grammar induction?) using a neural network like a LSTM

I have a simple artificial language. It has about 200 words and it has a grammar. I am trying to figure out how to learn that grammar, which I think is called grammar induction, then print those rules....
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167 views

How do I draw CCG derivations in LaTeX?

I have been trying to find an easy way to draw CCG derivations in Latex but nothing seems to work. I am working on a presentation, and I found this github repo but it for some reason when I try it it ...
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Add-1 laplace smoothing for bigram implementation8

I am doing an exercise where I am determining the most likely corpus from a number of corpora when given a test sentence. I am trying to test an and-1 (laplace) smoothing model for this exercise. I ...
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1answer
289 views

Jiang & Conrath when two words are the same

I would like to normalize the result of Jiang & Conrath similarity measure by dividing it by the maximum value(normally should be when both synsets are the same). I am using the implementation of ...
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1answer
30 views

Is there any method to summarize and gain the big picture from an article?

Background Recently I just develop a method to summarize and find the big picture of an article, especially the ones that are so abstract and introduce too many new terms. The method is as follow: ...
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25 views

NLP methods specific to a language?

What NLP methods / algorithms depend on the features existing only in some languages? For example, does French has any NLP algorithms that English NLP and Spanish NLP do not have?
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1answer
383 views

Representing knowledge extracted from output of dependency parsing

I am working on a problem to represent knowledge extracted from a paragraph and rank it to produce abstractive summaries. I have implemented dependency parsing using Stanford NLP, which gives dot ...
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1answer
112 views

Indo-European cognate calculator

There are Indo-European cognate pairs that are phonetically exact and regular in the sense that their phonematic make-up is completely explained by systematic application of the relevant sound rules ...
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3answers
252 views

Given both a word and the corresponding IPA, how to match/map the letters together?

Given both the word and the corresponding IPA equivalent, is there any stable algorithm for mapping the letter of each word to the IPA letter? For example, given close-quote and IPA kloʊzkwoʊt -- I'd ...
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1answer
96 views

How to extract Subject-Verb-Object from a sentence?

Given a corpus of sentences, is there a way to extract subject-verb-object triplets? What is the state-of-art in detecting SVO triplets?
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1answer
2k views

Why are functional/logic programming languages like Prolog or Haskell popular with computational linguistics and AI?

This may be the wrong place to be asking this question, but I'm not entirely sure what kind of advantage using a language like Prolog gives you over an object-oriented language like Python. Is there a ...
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Does the P versus NP conjecture in computer science have any direct relevance to linguistics?

From Wikipedia: The P versus NP problem is a major unsolved problem in computer science. Informally, it asks whether every problem whose solution can be quickly verified by a computer can also be ...
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59 views

Is there a basis set of words for a language? [duplicate]

We define a word in a language using a set of other, agreed-upon words. In linear algebra, the set of basis vectors for a space are the minimum number of vectors needed to describe any other vector in ...
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2answers
108 views

How to extract specific data from a TextGrid file?

I'm new here. Just found that there is a linguistics community on stack exchange! I have a TextGrid file that has been output from a forced aligner, webMAUS and I mainly want to understand how to ...
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2answers
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How to best clean a large historical corpus ridden with OCR errors

Overview: I have a very large corpus of historical news papers (17th-20th cent.). The word count is about 20 bln. It's raw OCR-ed data in txt-files of about 150 GB. One newspaper issue per file (some ...
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Automating the identification of a language grammar based on samples — is this something that is done, and what is it called?

I'm trying (not very successfully) to find research papers to help with a project. Suppose you had a relatively small sample of a target language (e.g. a bible translation) and you would like to write ...
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6answers
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Convert audio recording of word to IPA representation

Are the any open source tools/software libraries to convert an audio clip to its IPA representation? If so, are they accurate? If not, why not? Here is a Gaelic word I wish to convert: Ogg format: ...
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1answer
59 views

What is the more natural parsing, the one that leads to the preferred reading of the sentence

I have those rules: and those two possible parse trees: I am asked for the next question: What is the more natural parsing, the one that leads to the preferred reading of the sentence? Can anyone ...
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68 views

Are there any theoretical properties of punctuation marks that allow to identify them without understanding the text?

Imaging that you have discovered a stone with written text in an ancient (or alien!) language that doesn't resemble any known language. Is there a way to show that some of the symbols are likely ...
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46 views

How to incorporate sentence end marker in POS tagging with viterbi algorithm?

I am self-reading the NLP book by Dan Jurafsky. In the book, the following equation is given for incorporating the sentence end marker in the Viterbi algorithm for POS tagging. I am confused why the ...
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2answers
81 views

What is the percentage of words that are phonemically regular in english?

I know that English has a deep orthography. I am wondering whether someone could tell me what the percentage of English words are governed by regular letter-sound rules? Thank you
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1answer
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how to interpret probabilities of sequences given by ngram language modelling?

Question about ngram models, might be a stupid question: With ngram models, the probability of a sequence is the product of the conditional probabilities of the n-grams into which the sequence can be ...
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1answer
44 views

Is there any tool where I can effectively find some examples of a specific sound change in world's languages?

For example, I have once read about an example of the sound change g > dʐ. I need it now but I cannot find it. Is there anything like "sound change corpus" where I can effectively find ...
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855 views

ValueError: Can not squeeze dim[1], expected a dimension of 1

I want to buil a sequential LSTM model that predicts binary classification at every time step. More exactly, I want to predict an output for every paragraph in my texts (48 is the number of paragraphs)...
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35 views

Corpus of Taboo card game?

Has anyone constructed a corpus of people playing the card game Taboo, in a purely text-based setting, like a computer chat, rather than face-to-face with audio or video? The closest I've found are ...
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Is the word “Language” in “Natural Language Processing” plural or singular, count or mass? [closed]

I want to translate the word language in the term NLP to the Arabic language. so I wonder, In Natural Language Processing, if the word language is countable or uncountable? whether it is plural or ...
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1answer
52 views

What algorithms can associate words together from texts?

What algorithms can associate words together from texts? I was wondering how this can be achieved. Thanks.
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20 views

Method in deep learning with domain specific corpus for a text classification

I'm searching a method to classify a text (5 classes) with a little corpus and which is domain specific (in pharmaceutical area). I tried some models on python like random forest or multinomial naive ...
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1answer
126 views

Is it possible to produce a list of syntactic rules for a language?

I recently started a new job as an applied linguist engineer and one of the first tasks I was ask to do was to provide a list of syntactic rules that can produce French sentences (for an ...
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2answers
103 views

Is there software (eg. desktop or mobile app) out there that helps learners learn all the sounds of the world with the IPA?

I wished there was one where the app would synthesise a sound for some phoneme X, displaying the IPA symbol at the same time, then ask the user to repeat the sound, which the software checks for the ...
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2answers
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Transcription of this computer-generated pronunciation of 1991 in Danish

I came across this Google Translate pronunciation of 1991 (which it appears to be interpreting as the year rather than the cardinal or ordinal); click the thumbnail for the video on YouTube: I don’t ...
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1answer
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Popular book(s) recommendation for start learning Linguistics keeping an interest in the Indus Valley script in mind

Recently, I have gathered enough interest in the subject Linguistics. As I came to know that Indus Valley scripts are among the last remaining undeciphered scripts of the ancient world, I gained more ...
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278 views

What statistical methods are used to test whether a corpus of symbols is linguistic?

In their 2009 paper on the Indus Script, Rao et al. describe a test for deciding whether a corpus of symbols is in fact a collection of texts in some language. Over-simplifying a bit, the approach ...
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92 views

Automatic sentence negation

I am looking for an automatic sentence negation tool. Something that will be able to perform conversions like: "this ball is large" ---> "this ball is small" "you should ...
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4answers
2k views

Is there free and open Chinese corpus?

The corpus in NLTK sinica can be used for research. There are two shortcomings for sinica to be used in research. too small it is a traditional Chinese corpus Can someone here introduce a big and ...
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320 views

How to interpret this form of Heaps' Law?

Heaps' Law basically is an empirical function that says the number of distinct words you'll find in a document grows as a function to the length of the document. The equation given in the Wikipedia ...
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3answers
617 views

Are there tools to build domain specific corpus? [closed]

I would like to build a domain specific corpus. By this I mean a corpus from a specific knowledge area, for instance Law, Psychiatry, or Klingon language. I am currently using a Wikipedia corpus, and ...
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95 views

Is formal semantics useful for computational linguistics and NLP?

I browsed the table of content of Cann's Formal Semantics. Cann's book is for linguistics, and am I right that it is helpful for computational linguistics and natural language processing? But it also ...

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