Sökning: "normalized discounted cumulative gain"

Hittade 2 uppsatser innehållade orden normalized discounted cumulative gain.

  1. 1. Recommender System for Gym Customers

    Master-uppsats, Linköpings universitet/Statistik och maskininlärning

    Författare :Roshni Sundaramurthy; [2020]
    Nyckelord :Recommender system; collaborative filtering; matrix factorization; sparse matrix; latent semantic analysis; singular value decomposition; alternating least square; Bayesian personalized ranking; logistic matrix factorization; stochastic gradient descent; AUC metric; mean average precision; normalized discounted cumulative gain; Rekommendationssystem;

    Sammanfattning : Recommender systems provide new opportunities for retrieving personalized information on the Internet. Due to the availability of big data, the fitness industries are now focusing on building an efficient recommender system for their end-users. This thesis investigates the possibilities of building an efficient recommender system for gym users. LÄS MER

  3. 2. Employing a Transformer Language Model for Information Retrieval and Document Classification : Using OpenAI's generative pre-trained transformer, GPT-2

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

    Författare :Anton Bjöörn; [2020]
    Nyckelord :Deep Learning; Transformer Models; Information Retrieval; Ranking; Generative Pre-training; Document Classification; djupinlärning; transformermodeller; informationssökning; ranking; generativ förträning; dokumentklassificering;

    Sammanfattning : As the information flow on the Internet keeps growing it becomes increasingly easy to miss important news which does not have a mass appeal. Combating this problem calls for increasingly sophisticated information retrieval methods. LÄS MER