Search Results for author: Coloma Ballester

Found 18 papers, 5 papers with code

A Graph-Based Method for Soccer Action Spotting Using Unsupervised Player Classification

1 code implementation22 Nov 2022 Alejandro Cartas, Coloma Ballester, Gloria Haro

Action spotting in soccer videos is the task of identifying the specific time when a certain key action of the game occurs.

Action Spotting

Photorealistic Facial Wrinkles Removal

no code implementations3 Nov 2022 Marcelo Sanchez, Gil Triginer, Coloma Ballester, Lara Raad, Eduard Ramon

In this work, we revisit a two-stage approach for retouching facial wrinkles and obtain results with unprecedented realism.

An Analysis of Generative Methods for Multiple Image Inpainting

no code implementations4 May 2022 Coloma Ballester, Aurelie Bugeau, Samuel Hurault, Simone Parisotto, Patricia Vitoria

In this work, we focus on learning-based image completion methods for multiple and diverse inpainting which goal is to provide a set of distinct solutions for a given damaged image.

Image Inpainting

Analysis of Different Losses for Deep Learning Image Colorization

no code implementations6 Apr 2022 Coloma Ballester, Aurélie Bugeau, Hernan Carrillo, Michaël Clément, Rémi Giraud, Lara Raad, Patricia Vitoria

While learning to automatically colorize an image, one can define well-suited objective functions related to the desired color output.

Colorization Image Colorization

Influence of Color Spaces for Deep Learning Image Colorization

no code implementations6 Apr 2022 Coloma Ballester, Aurélie Bugeau, Hernan Carrillo, Michaël Clément, Rémi Giraud, Lara Raad, Patricia Vitoria

In this chapter, we aim to study their influence on the results obtained by training a deep neural network, to answer the question: "Is it crucial to correctly choose the right color space in deep-learning based colorization?".

Colorization Image Colorization

Learning Football Body-Orientation as a Matter of Classification

no code implementations1 Jun 2021 Adrià Arbués-Sangüesa, Adrián Martín, Paulino Granero, Coloma Ballester, Gloria Haro

Orientation is a crucial skill for football players that becomes a differential factor in a large set of events, especially the ones involving passes.

Classification

Automatic Flare Spot Artifact Detection and Removal in Photographs

1 code implementation7 Mar 2021 Patricia Vitoria, Coloma Ballester

Flare spot is one type of flare artifact caused by a number of conditions, frequently provoked by one or more high-luminance sources within or close to the camera field of view.

Artifact Detection Flare Removal

Self-Supervised Small Soccer Player Detection and Tracking

1 code implementation20 Nov 2020 Samuel Hurault, Coloma Ballester, Gloria Haro

In a soccer game, the information provided by detecting and tracking brings crucial clues to further analyze and understand some tactical aspects of the game, including individual and team actions.

Using Player's Body-Orientation to Model Pass Feasibility in Soccer

no code implementations15 Apr 2020 Adrià Arbués-Sangüesa, Adrián Martín, Javier Fernández, Coloma Ballester, Gloria Haro

Given a monocular video of a soccer match, this paper presents a computational model to estimate the most feasible pass at any given time.

Decision Making

Always Look on the Bright Side of the Field: Merging Pose and Contextual Data to Estimate Orientation of Soccer Players

no code implementations2 Mar 2020 Adrià Arbués-Sangüesa, Adrián Martín, Javier Fernández, Carlos Rodríguez, Gloria Haro, Coloma Ballester

Although orientation has proven to be a key skill of soccer players in order to succeed in a broad spectrum of plays, body orientation is a yet-little-explored area in sports analytics' research.

Sports Analytics Super-Resolution

History-based Anomaly Detector: an Adversarial Approach to Anomaly Detection

no code implementations26 Dec 2019 Pierrick Chatillon, Coloma Ballester

Anomaly detection is a difficult problem in many areas and has recently been subject to a lot of attention.

Anomaly Detection

ChromaGAN: Adversarial Picture Colorization with Semantic Class Distribution

4 code implementations23 Jul 2019 Patricia Vitoria, Lara Raad, Coloma Ballester

In this paper, we propose an adversarial learning colorization approach coupled with semantic information.

Colorization

Multi-Person tracking by multi-scale detection in Basketball scenarios

no code implementations10 Jul 2019 Adrià Arbués-Sangüesa, Gloria Haro, Coloma Ballester

The presented system could be used as a source of data gathering in order to extract useful statistics and semantic analyses a posteriori.

Single-Camera Basketball Tracker through Pose and Semantic Feature Fusion

no code implementations5 Jun 2019 Adrià Arbués-Sangüesa, Coloma Ballester, Gloria Haro

Tracking sports players is a widely challenging scenario, specially in single-feed videos recorded in tight courts, where cluttering and occlusions cannot be avoided.

Automatic Flare Spot Artifacts Detection and Removal in Photographs

no code implementations31 Oct 2018 Patricia Vitoria, Coloma Ballester

Flare spot is one type of flare artifact caused by a number of conditions, frequently provoked by one or more high-luminance sources within or close to the camera field of view.

FALDOI: A new minimization strategy for large displacement variational optical flow

1 code implementation29 Feb 2016 Roberto P. Palomares, Enric Meinhardt-Llopis, Coloma Ballester, Gloria Haro

We propose a large displacement optical flow method that introduces a new strategy to compute a good local minimum of any optical flow energy functional.

Optical Flow Estimation

A Computational Model for Amodal Completion

no code implementations26 Nov 2015 Maria Oliver, Gloria Haro, Mariella Dimiccoli, Baptiste Mazin, Coloma Ballester

This paper presents a computational model to recover the most likely interpretation of the 3D scene structure from a planar image, where some objects may occlude others.

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