Essays about: "Sentiment analysis."

Showing result 11 - 15 of 261 essays containing the words Sentiment analysis..

  1. 11. Optimizing Lexicon-Based Sentiment Analysis for COVID-19 Twitter : Interactions in Health Contexts

    University essay from Linnéuniversitetet/Institutionen för datavetenskap och medieteknik (DM)

    Author : Jafari Ramin; [2023]
    Keywords : Sentiment analysis; COVID-19 pandemic; Twitter; Lexicon-based techniques; VADER algorithm;

    Abstract : During the COVID-19 pandemic, the surge in social media usage has elevated interestin sentiment analysis, especially for health-related applications. This bachelor thesisexplores the effectiveness of two lexicon-based sentiment analysis techniques, with afocus on enhancing the accuracy of the Valence Aware Dictionary for SentimentReasoning (VADER) algorithm. READ MORE

  3. 12. The Popular Phenomenon of YouTube Reaction Videos: A Case Study on ‘REACT’

    University essay from Malmö universitet/Institutionen för konst, kultur och kommunikation (K3)

    Author : Carolina Carrêlo; [2023]
    Keywords : YouTube; Reaction Video; Uses and Gratifications Theory; Voyeurism; Mediated Voyeurism;

    Abstract : A growing percentage of this content consists of reaction videos, a new type of user- generated content that has been on the rise within this social media platform, in which individuals record themselves reacting to any sort of content. This paper aims to explore the dynamics involved in this type of content, not only from the perspective of the creator but also from the angle of the viewer, to try and understand what leads to the popularity of these videos. READ MORE

  4. 13. Sentiment-Driven Cryptocurrency Price Prediction : A Comparative Analysis of AI Models

    University essay from Blekinge Tekniska Högskola/Institutionen för datavetenskap

    Author : Jammithri Kotapati; Suma Vendrapu; [2023]
    Keywords : Artificial Intelligence; Cryptocurrency Prices; News Articles; Sentiment Analysis; Social Media Posts. ii;

    Abstract : Background: In the last few years, there has been rapid growth in the use of cryptocurrency, as it is a form of digital currency and was developed using blockchain technology, so it is almost impossible to counterfeit cryptocurrency. Due to these features, it has attracted a lot of popularity and attention in the market. READ MORE

  5. 14. Understanding Sales Performance Using Natural Language Processing - An experimental study evaluating rule-based algorithms in a B2B setting

    University essay from Stockholms universitet/Institutionen för data- och systemvetenskap

    Author : Angelica Smedberg; [2023]
    Keywords : NLP; Sentiment Analysis; Ruled-based algorithms; TextBlob; VADER; Naïve Bayes; Machine Learning;

    Abstract : Natural Language Processing (NLP) is a branch in data science that marries artificial intelligence with linguistics. Essentially, it tries to program computers to understand human language, both spoken and written. Over the past decade, researchers have applied novel algorithms to gain a better understanding of human sentiment. READ MORE

  6. 15. Twitter Sentiment Analysis on the Cryptocurrency Market

    University essay from

    Author : Levente Kulcsar; Frank van Engelen; [2023]
    Keywords : Cryptocurrency; Sentiment; Twitter;

    Abstract : .... READ MORE