Sökning: "lexicon based"

Visar resultat 1 - 5 av 49 uppsatser innehållade orden lexicon based.

  1. 1. UNDER TVÅ MÅNAR En semantisk kartläggning av måne som ett kigo

    Kandidat-uppsats, Göteborgs universitet/Institutionen för språk och litteraturer

    Författare :Oscar Callenberg; [2024-02-07]
    Nyckelord :japanska; haiku; kigo; saijiki; semantisk kunskap; semantiska fält; japanese; semantic knowledge; semantic fields;

    Sammanfattning : This essay will examine the seasonal word known as kigo 季語 which mainly appears in the japanese haiku. The purpose is to offer a suggestion of how a systematic explanation of the semantic peculiarities of kigo could be conducted. The object of this semantic analysis is the kigo tsuki 月 (moon). LÄS MER

  3. 2. Syntax-based Concept Alignment for Machine Translation

    Master-uppsats, Göteborgs universitet/Institutionen för data- och informationsteknik

    Författare :Arianna Masciolini; [2023-03-30]
    Nyckelord :computational linguistic; machine translation; concept alignment; syntax; dependency parsing; Universal Dependencies; Grammatical Framework;

    Sammanfattning : This thesis presents a syntax-based approach to Concept Alignment (CA), the task of finding semantical correspondences between parts of multilingual parallel texts, with a focus on Machine Translation (MT). Two variants of CA are taken into account: Concept Extraction (CE), whose aim is to identify new concepts by means of mere linguistic comparison, and Concept Propagation (CP), which consists in looking for the translation equivalents of a set of known concepts in a new language. LÄS MER

  4. 3. Exploration of using Twitter data to predict Swedish political opinion polls with neural networks

    Master-uppsats, Lunds universitet/Matematisk statistik

    Författare :Alexander Gren; Klara Lundgren; [2023]
    Nyckelord :Mathematics and Statistics;

    Sammanfattning : This thesis aims to explore the possibility of using deep learning techniques to mine opinions on Twitter, with the objective to predict the political opinion distribution in Sweden. Different methods of gathering and annotating training data are evaluated to achieve accurate and reliable predictions. LÄS MER

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

    Kandidat-uppsats, Linnéuniversitetet/Institutionen för datavetenskap och medieteknik (DM)

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

    Sammanfattning : 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. LÄS MER

  7. 5. Sentiment Analysis for Swedish : The Impact of Emojis on Sentiment Analysis of Swedish Informal Texts

    Master-uppsats, Umeå universitet/Institutionen för datavetenskap

    Författare :Lovisa Berggren; [2023]
    Nyckelord :sentiment analysis; NLP; natural language processing; emojis; swedish;

    Sammanfattning : This study investigates the use of emojis in sentiment analysis for the Swedish language, with the objective to assess if emojis improve the performance of the model. Sentiment analysis is an NLP classification task aimed at extracting people's opinions, sentiments, and attitudes from language. LÄS MER