Sökning: "Sentimentanalys"

Visar resultat 6 - 10 av 50 uppsatser innehållade ordet Sentimentanalys.

  1. 6. Enhancing Stock Price Prediction with Sentiment Analysis : A Comparison of LSTM Models

    Kandidat-uppsats, KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Författare :Rasmus Craelius; Alexander Tungodden Daviknes; [2023]
    Nyckelord :;

    Sammanfattning : Since the early 1980s stock traders and investment firms have been devloping prediction based machine learning models in an attempt to become rich. The problem is that stock price prediction is hard, and simply using historical price data is not enough to get accurate predictions. LÄS MER

  3. 7. Aspektbaserad Sentimentanalys för Business Intelligence inom E-handeln

    Kandidat-uppsats, KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Författare :Albin Eriksson; Anton Mauritzon; [2022]
    Nyckelord :Aspect-based sentiment analysis; Aspect extraction; BERT; Business Intelligence; Dependency parsing; Ecommerce; KB-BERT; Sentiment analysis; Sentiment classification; Aspektbaserad sentimentanalys; Aspektextraktion; BERT; Business Intelligence; Dependensparsning; E-handel; KB-BERT; Sentimentanalys; Sentimentklassificering;

    Sammanfattning : Many companies strive to make data-driven decisions. To achieve this, they need to explore new tools for Business Intelligence. The aim of this study was to examine the performance and usability of aspect-based sentiment analysis as a tool for Business Intelligence in E-commerce. LÄS MER

  4. 8. Nyhetsaggregator med sentimentanalys

    Kandidat-uppsats,

    Författare :Claude Carlsson; Edvin Germer; [2022]
    Nyckelord :maskininlärning; nyhetsaggregator; sentimentsanalys; webbutveckling; databas; webbskrapare; psykisk ohälsa; BERT; neurala nätverk; NLP;

    Sammanfattning : Eftersom mental ohälsa stiger i samhället och forskningen inte har ett tydligt svar så har vi i detta projekt formulerat en egen hypotes om varför vi ser den här trenden. Eftersom nyhetstjänster tjänar på att publicera negativa artiklar så leder det till att fler konsumerar negativa nyheter. LÄS MER

  5. 9. Sentiment analysis as a complementing tool to corporate sustainability assessment : An explorative study

    Master-uppsats, KTH/Skolan för industriell teknik och management (ITM)

    Författare :Lisa Johansson; [2022]
    Nyckelord :Sentiment analysis; ESG scores; sustainable companies; sustainable investing; ESG investing; Sentiment analys; ESG-poäng; hållbara företag; hållbar investering; ESG investering;

    Sammanfattning : Companies play an important role in the process of sustainable development, and thus investors have increased their focus on companies' sustainability-related activities. These activities are often measured through ESG scores, which mostly are based on biased documents reported by the companies themselves. LÄS MER

  7. 10. The Exposed Gender : The representation of trans gender in Czech media 2017-2020, a corpus-based discourse analysis

    Magister-uppsats, Stockholms universitet/Slaviska språk

    Författare :Jonas Thál; [2022]
    Nyckelord :Corpus; discourse; gender; transgender; Czech; media; Facebook; news; sentiment analysis; representation; hate speech; quantitative analysis; Korpuslingvistik; diskursanalys; genus; transgender; tjeckiska; media; Facebook; sentimentanalys; representation; hatspråk; kvantitativ analys;

    Sammanfattning : This thesis aims to explore the representation of transgender individuals in online Czech discourses. The study utilizes corpus linguistics to analyze news media and Facebook in order to understand the attitudes towards transgender individuals in these discourses. LÄS MER