Results 241 to 250 of about 3,040,602 (285)

Improved cosine similarity measures of simplified neutrosophic sets for medical diagnoses [PDF]

open access: yesArtificial Intelligence in Medicine, 2015
In pattern recognition and medical diagnosis, similarity measure is an important mathematicaltool. To overcome some disadvantages of existing cosine similarity measures of simplified neutrosophicsets (SNSs) in vector space, this paper proposed improved cosine similarity measures of SNSs based oncosine function, including single valued neutrosophic ...
Jun Ye
exaly   +5 more sources

New cosine similarity and distance measures for Fermatean fuzzy sets and TOPSIS approach

open access: yesKnowledge and Information Systems, 2022
The most straightforward approaches to checking the degrees of similarity and differentiation between two sets are to use distance and cosine similarity metrics.
Murat Kirişçi
exaly   +2 more sources

Cosine similarity measures for intuitionistic fuzzy sets and their applications

open access: yesMathematical and Computer Modelling, 2011
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Jun Ye
exaly   +3 more sources

Sentiment analysis using cosine similarity measure

2015 IEEE 2nd International Conference on Recent Trends in Information Systems (ReTIS), 2015
The opinion of other people is often a major factor influencing our decisions. For a consumer it affects purchase decisions and for a producer or a service provider it helps in making business decisions. Companies spend a lot of money and time on surveys for gathering the public opinion on products and services.
Saprativa Bhattacharjee   +4 more
openaire   +2 more sources

Measuring semantic similarity of documents with weighted cosine and fuzzy logic

Journal of Intelligent & Fuzzy Systems, 2020
Currently, the semantic analysis is used by different fields, such as information retrieval, the biomedical domain, and natural language processing. The primary focus of this research work is on using semantic methods, the cosine similarity algorithm, and fuzzy logic to improve the matching of documents.
Juan Huetle Figueroa   +2 more
openaire   +3 more sources

Distance Weighted Cosine Similarity Measure for Text Classification

2013
In Vector Space Model, Cosine is widely used to measure the similarity between two vectors. Its calculation is very efficient, especially for sparse vectors, as only the non-zero dimensions need to be considered. As a fundamental component, cosine similarity has been applied in solving different text mining problems, such as text classification, text ...
Baoli Li 0001, Liping Han
openaire   +1 more source

Intuitionistic Fuzzy Ordered Weighted Cosine Similarity Measure

Group Decision and Negotiation, 2013
The aim of this paper is to introduce the intuitionistic fuzzy ordered weighted cosine similarity (IFOWCS) measure by using the cosine similarity measure of intuitionistic fuzzy sets and the generalized ordered weighted averaging (GOWA) operator. Some desirable properties and different families of the IFOWCS measure are investigated.
Jinpei Liu, Huayou Chen, Ligang Zhou
exaly   +2 more sources

A taxonomy based semantic similarity of documents using the cosine measure

2009 24th International Symposium on Computer and Information Sciences, 2009
In this paper, we present a new method for calculating semantic similarities between documents. This method is based on cosine similarity calculation between concept vectors of documents obtained from a taxonomy of words that captures IS-A relations. The calculation of semantic similarities between documents is a very time consuming task, since it is ...
Ainura Madylova   +1 more
openaire   +1 more source

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