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Questions tagged [lexicon]

69 questions
167
votes
18 answers

What is "Orthogonality"?

What does "orthogonality" mean when talking about programming languages? What are some examples of Orthogonality?
ahmet alp balkan
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2 answers

C++ Most efficient way for storing, loading and looking up a lexicon

I have a dictionary that consists of words and their phonetic transcriptions. The words are all lower case, so there is not case-sensitive search involved. The lexicon is really huge, and I need to load it quickly when my application starts. I…
tmighty
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1 answer

Russian-to-English Parallel Word Corpus?

I am looking for a simple Russian to English word corpus. It can be as simple as a csv that lists a russian word in the first column and the equivalent English word in the second. Any ideas where I can find such a thing? Does the NLTK toolkit have…
Cygorger
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5
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7 answers

Creating Lexicon and Scanner in Python

I'm new here in the world of coding and I haven't received a very warm welcome. I've been trying to learn python via the online tutorial http://learnpythonthehardway.org/book/. I've been able to struggle my way through the book up until exercise 48…
Zaqory
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4
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1 answer

Example of NLTK's Vader Scoring Text

I would like someone to correct my understanding of how VADER scores text. I've read an explanation of this process here, however I cannot match the compound score of test sentences to Vader's output when recreating the process it describes. Lets…
Laurie
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3
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2 answers

Python VADER lexicon Structure for sentiment analysis

I am using the VADER sentiment lexicon in Python's nltk library to analyze text sentiment. This lexicon does not suit my domain well, and so I wanted to add my own sentiment scores to various words. So, I got my hands on the lexicon text file…
user2238328
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0 answers

Correlation between different sentiment lexicons

I am trying to build a sentiment lexicon for a specific domain. At the moment I need to compute the correlation of the sentiment scores derived from my method with one of the standard already existing lexicons. First, can anybody help me and tell me…
user823743
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3
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1 answer

English Lexicon for Search Query Correction

I'm building a spelling corrector for search engine queries by implementing the method described in "Spelling correction as an iterative process that exploits the collective knowledge of web users". The high-level approach is as follows: for a…
danben
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2
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0 answers

After creating a build from expo, the Apk needs metro bundle to run. What am I doing wrong?

I have created a build for android in expo. I got a standalone link which helped me download an Apk link. I installed that apk in my mobile device but it is not getting connected with the backend (api). When I run metro bundler on my development…
Dreamer
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2
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1 answer

building a lexer with very many tokens

I've been searching for two hours now And I don't really know what to do. I'm trying to build a analyser which use a lexer that can match several thousand words. Those are natural language words, that's why they are so many. I tried first in a…
Corentin LE ROY
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2
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1 answer

Text analysis and clustering for small text

I have a dataset of programming skills which I like to preprocess/clean it and create some more general groups. For the clean what text cleaning could I make to the following text. Examples from the following datasets. Visual C and C are the same…
Eracog
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1 answer

Wordnet query to return example sentences

I have a use case where I have a word and I need to know the following things: Synonyms for the word (just the synonyms are sufficient) All senses of the word, where each sense contains - the synonyms matching that word in that sense, example…
SexyBeast
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3 answers

Rank in given order

I have been given an n length string and I need to find its rank in the alphabetical ordering of all the n length strings. Like for example, let's say I have been given, "ABC" then as n=4 then ordering will be as {ABCD, ABCE, ABCF ....} thus the…
user20284443
1
vote
1 answer

How to use a custom NRC-style lexicon on Syuzhet for R?

I am new to R and new to working with Syuzhet. I am trying to make a custom NRC-style library to use with the Syuzhet package in order to categorize words. Unfortunately, although this functionality now exists within Syuzhet, it doesnt seem to…
Alexandra Hudson
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0 answers

Find the number of positive and negative words in a text using a Lexicon,

I am trying to figure out how to create a lists of lists where each sublist contains the number of positive words and negative words in a given text. Below I have the names of the positive and negative text files that I am working with and an…
lbh57
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