Search Results for author: Brais Cancela

Found 7 papers, 3 papers with code

Beyond RMSE and MAE: Introducing EAUC to unmask hidden bias and unfairness in dyadic regression models

no code implementations19 Jan 2024 Jorge Paz-Ruza, Amparo Alonso-Betanzos, Bertha Guijarro-Berdiñas, Brais Cancela, Carlos Eiras-Franco

Dyadic regression models, which predict real-valued outcomes for pairs of entities, are fundamental in many domains (e. g. predicting the rating of a user to a product in Recommender Systems) and promising and under exploration in many others (e. g. approximating the adequate dosage of a drug for a patient in personalized pharmacology).

Recommendation Systems regression

E2E-FS: An End-to-End Feature Selection Method for Neural Networks

1 code implementation14 Dec 2020 Brais Cancela, Verónica Bolón-Canedo, Amparo Alonso-Betanzos

Classic embedded feature selection algorithms are often divided in two large groups: tree-based algorithms and lasso variants.

Feature Importance feature selection

Mining Human Mobility Data to Discover Locations and Habits

no code implementations25 Sep 2019 Thiago Andrade, Brais Cancela, João Gama

Many aspects of life are associated with places of human mobility patterns and nowadays we are facing an increase in the pervasiveness of mobile devices these individuals carry.

Clustering

A scalable saliency-based Feature selection method with instance level information

1 code implementation30 Apr 2019 Brais Cancela, Verónica Bolón-Canedo, Amparo Alonso-Betanzos, João Gama

Classic feature selection techniques remove those features that are either irrelevant or redundant, achieving a subset of relevant features that help to provide a better knowledge extraction.

feature selection

A Wavefront Marching Method for Solving the Eikonal Equation on Cartesian Grids

no code implementations ICCV 2015 Brais Cancela, Marcos Ortega, Manuel G. Penedo

This paper presents a new wavefront propagation method for dealing with the classic Eikonal equation.

Unsupervised Trajectory Modelling using Temporal Information via Minimal Paths

no code implementations CVPR 2014 Brais Cancela, Alberto Iglesias, Marcos Ortega, Manuel G. Penedo

This paper presents a novel methodology for modelling pedestrian trajectories over a scene, based in the hypothesis that, when people try to reach a destination, they use the path that takes less time, taking into account environmental information like the type of terrain or what other people did before.

Position

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