Results 51 to 60 of about 51,938 (169)

Refined Global Word Embeddings Based on Sentiment Concept for Sentiment Analysis

open access: yesIEEE Access, 2021
Sentiment Analysis is an important research direction of natural language processing, and it is widely used in politics, news and other fields. Word embeddings play a significant role in sentiment analysis.
Yabing Wang   +5 more
doaj   +1 more source

Usefulness of Sentiment Analysis

open access: yes, 2012
What can text sentiment analysis technology be used for, and does a more usage-informed view on sentiment analysis pose new requirements on technology development?
Jussi Karlgren   +4 more
openaire   +3 more sources

A hybrid approach to sentiment analysis [PDF]

open access: yes2016 IEEE Congress on Evolutionary Computation (CEC), 2016
This contribution presents a hybrid approach to Sentiment Analysis (SA) encompassing the use of semantic rules, fuzzy sets, unsupervised machine learning techniques and a sentiment lexicon improved with the support of Senti-WordNet. A Hybrid Standard Classification is first carried out, which is further enhanced into a Hybrid Advanced approach ...
Orestes Appel   +3 more
openaire   +2 more sources

A survey on sentiment analysis challenges

open access: yesJournal of King Saud University: Engineering Sciences, 2018
With accelerated evolution of the internet as websites, social networks, blogs, online portals, reviews, opinions, recommendations, ratings, and feedback are generated by writers. This writer generated sentiment content can be about books, people, hotels,
Doaa Mohey El-Din Mohamed Hussein
doaj   +1 more source

Google Cloud vs. Azure: sentiment analysis accuracy for Polish and English across content types

open access: yesJournal of Cloud Computing: Advances, Systems and Applications
This study investigated the comparative performance of two popular sentiment analysis tools, Azure Sentiment Analysis and Google Cloud Sentiment Analysis, applied to Polish and English text data.
Łukasz Pawlik
doaj   +1 more source

Twitter Sentiment Analysis

open access: yes, 2017
Social networks are the main resources to gather information about people’s opinion and sentiments towards different topics as they spend hours daily on social media and share their opinion. In this technical paper, we show the application of sentimental analysis and how to connect to Twitter and run sentimental analysis queries.
Hamid Bagheri, Md Johirul Islam
openaire   +2 more sources

Multi-Strategy Sentiment Analysis of Consumer Reviews Based on Semantic Fuzziness

open access: yesIEEE Access, 2018
Since Internet has become an excellent source of consumer reviews, the area of sentiment analysis (also called sentiment extraction, opinion mining, opinion extraction, and sentiment mining) has seen a large increase in academic interest over the last ...
Ying Fang, Hai Tan, Jun Zhang
doaj   +1 more source

Improving the Performance of Sentiment Analysis of Tweets Containing Fuzzy Sentiment Using the Feature Ensemble Model

open access: yesIEEE Access, 2020
The increase in the volume of user-generated content on Twitter has resulted in tweet sentiment analysis becoming an essential tool for the extraction of information about Twitter users' emotional state.
Huyen Trang Phan   +3 more
doaj   +1 more source

Twitter Sentiment Analysis

open access: yesCoRR, 2015
This project addresses the problem of sentiment analysis in twitter; that is classifying tweets according to the sentiment expressed in them: positive, negative or neutral. Twitter is an online micro-blogging and social-networking platform which allows users to write short status updates of maximum length 140 characters.
openaire   +2 more sources

Methods of improving sentiment analysis based on sentiment dictionary

open access: yesFranklin Open
Sentiment analysis relying on predefined dictionaries often suffers from reduced accuracy due to biases in the sentiment scores assigned to certain words.
Janghoon Yang
doaj   +1 more source

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