Sökning: "Multiclass"

Visar resultat 31 - 35 av 52 uppsatser innehållade ordet Multiclass.

  1. 31. Comparing LSTM and GRU for Multiclass Sentiment Analysis of Movie Reviews.

    Kandidat-uppsats, Blekinge Tekniska Högskola/Fakulteten för datavetenskaper

    Författare :Pawan Kumar Sarika; [2020]
    Nyckelord :Gated recurrent unit; Multiclass classification; Movie reviews; Sentiment Analysis; Recurrent neural network;

    Sammanfattning : Today, we are living in a data-driven world. Due to a surge in data generation, there is a need for efficient and accurate techniques to analyze data. One such kind of data which is needed to be analyzed are text reviews given for movies. LÄS MER

  3. 32. Constructiveness-Based Product Review Classification

    Master-uppsats, Uppsala universitet/Institutionen för lingvistik och filologi

    Författare :Ugo Loobuyck; [2020]
    Nyckelord :constructive; constructiveness; classification; product; amazon; review; transformers; bert;

    Sammanfattning : Promoting constructiveness in online comment sections is an essential step to make the internet a more productive place. On online marketplaces, customers often have the opportunity to voice their opinion and relate their experience with a given product. LÄS MER

  4. 33. Authorship classification using the Vector Space Model and kernel methods

    Master-uppsats, Uppsala universitet/Statistiska institutionen

    Författare :Emil Westin; [2020]
    Nyckelord :vector space model; semantic kernel; support vector machine; bag-of-words;

    Sammanfattning : Authorship identification is the field of classifying a given text by its author based on the assumption that authors exhibit unique writing styles. This thesis investigates the semantic shortcomings of the vector space model by constructing a semantic kernel created from WordNet which is evaluated on the problem of authorship attribution. LÄS MER

  5. 34. Automatic Flight Maneuver Identification Using Machine Learning Methods

    Master-uppsats, Linköpings universitet/Reglerteknik

    Författare :Camilla Bodin; [2020]
    Nyckelord :Flight; Aircraft; Machine Learning; Flight Dynamics; Classification; Supervised Learning; Support Vector Machines; Neural Networks; Logistic Regression; Feature Selection; Recursive Feature Elimination; Feature Representation; k-fold cross-validation; maneuvers; flight maneuvers;

    Sammanfattning : This thesis proposes a general approach to solve the offline flight-maneuver identification problem using machine learning methods. The purpose of the study was to provide means for the aircraft professionals at the flight test and verification department of Saab Aeronautics to automate the procedure of analyzing flight test data. LÄS MER

  7. 35. Language Classification of Music Using Metadata

    Uppsats för yrkesexamina på avancerad nivå, Uppsala universitet/Avdelningen för systemteknik

    Författare :Linus Roxbergh; [2019]
    Nyckelord :Music; Metadata; Language; Classification; Machine Learning; Spotify; Multiclass; Feature Importance;

    Sammanfattning : The purpose of this study was to investigate how metadata from Spotify could be used to identify the language of songs in a dataset containing nine languages. Features based on song name, album name, genre, regional popularity and vectors describing songs, playlists and users were analysed individually and in combination with each other in different classifiers. LÄS MER