Sökning: "BERTopic"

Hittade 5 uppsatser innehållade ordet BERTopic.

  1. 1. Topic modeling of IS research on the Covid-19 pandemic

    Kandidat-uppsats, Uppsala universitet/Informationssystem

    Författare :Carl Gräntz; [2023]
    Nyckelord :topic modeling; Covid-19; information systems;

    Sammanfattning : This study presents eighteen topics and their distribution over the corpus of 891 abstracts, within the scope of IS research on Covid-19. With the goal of describing the IS-fields contribution to society in fighting the Covid-19 pandemic. LÄS MER

  3. 2. Large-scale Exploratory Text Visualisation

    Magister-uppsats, Linköpings universitet/Medie- och Informationsteknik; Linköpings universitet/Tekniska fakulteten

    Författare :Wilma Axelsson; Nellie Engström; [2023]
    Nyckelord :Natural language processing; information visualisation; text visualisation; Swedish news articles; dynamic topic modeling; hierarchical topic modeling; BERTopic;

    Sammanfattning : The amount of available text data has increased rapidly in the latest years, making it difficult for an everyday user to find relevant information. To solve this, NLP and visualisation methods have been developed for extracting valuable information from text and presenting it to the user. LÄS MER

  4. 3. Topic Modeling for Customer Insights : A Comparative Analysis of LDA and BERTopic in Categorizing Customer Calls

    Uppsats för yrkesexamina på avancerad nivå, Umeå universitet/Institutionen för matematik och matematisk statistik

    Författare :Henrik Axelborn; John Berggren; [2023]
    Nyckelord :Customer Insights; Natural Language Processing; Topic Modeling; Latent Dirichlet Allocation; BERTopic;

    Sammanfattning : Customer calls serve as a valuable source of feedback for financial service providers, potentially containing a wealth of unexplored insights into customer questions and concerns. However, these call data are typically unstructured and challenging to analyze effectively. LÄS MER

  5. 4. ChatGPT’s Perception on Reddit : A Data-driven Topic Modeling Study

    Kandidat-uppsats, Linköpings universitet/Institutionen för datavetenskap

    Författare :Erik Nordell; Max Mogren; [2023]
    Nyckelord :;

    Sammanfattning : This thesis examines the discussions on Reddit surrounding the launch of ChatGPTfrom late November 2022 until the end of March 2023. The objective of the study is to analyze the discussions concerning ChatGPT and how different topics have changed over time. LÄS MER

  7. 5. Tracking the Conversation around NATO in the Nordic States Using Machine Learning

    Master-uppsats, Uppsala universitet/Institutionen för informationsteknologi

    Författare :Benedict Treeby; [2022]
    Nyckelord :;

    Sammanfattning : Online communication is makes up a large part of the public discourse around current events, and increasingly has been the target for disinformation campaigns. Clearly, there is a need for some language-agnostic tool to map how the discourse shifts and evolves. LÄS MER