Assessing the impact of the deceived non local means filter as a preprocessing stage in a convolutional neural network based approach for age estimation using …

S Calderon, F Fallas, M Zumbado… - 2018 25th IEEE …, 2018 - ieeexplore.ieee.org
In this work we analyze the impact of denoising, contrast and edge enhancement using the
Deceived Non Local Means (DNLM) filter in a Convolutional Neural Network (CNN) based …

Dewaff: A novel image abstraction approach to improve the performance of a cell tracking system

S Calderón, A Sáenz, R Mora, F Siles… - … Work Conference on …, 2015 - ieeexplore.ieee.org
This paper presents a new image abstraction approach, aiming to improve typical image
related pattern recognition tasks such as segmentation, tracking, and classification. The …

A first glance on the enhancement of digital cell activity videos from glioblastoma cells with nuclear staining

S Calderón, D Moya, JC Cruz… - 2016 IEEE 36th Central …, 2016 - ieeexplore.ieee.org
In this work we explore a set of image enhancement techniques for improving contrast and
removing noise from digital images of cell activity. The cells studied were extracted from …

Evaluation of different histogram distances for temporal segmentation in digital videos of football matches from tv broadcast

R Chacón-Quesada… - … and Workshop on …, 2017 - ieeexplore.ieee.org
This article gives a more robust justification for the use of the Bhattacharyya distance in the
algorithm used by our Automated Sport Analysis System named ACE in the first of its three …

Dnlm-iifft: An implementation of the deceived non local means filter using integral images and the fast fourier transform for a reduced computational cost

S Calderón Ramírez, M Zumbado Corrales - Progress in Pattern …, 2018 - Springer
In this paper we propose an efficient implementation of the Deceived Non Local Means filter,
using Integral Images and the Fast Fourier Transform, named DNLM-IFFT. The deceived …

Improving the temporal segmentation in digital videos using the deceived bilateral filter

R Chacón-Quesada… - 2016 IEEE 36th …, 2016 - ieeexplore.ieee.org
This paper presents a novel approach to improve the accuracy of long dissolve detection in
the first of the three perception modules of our Automated Sport Analysis System named …

M-Phase Feature Extraction Algorithm for Phenotype Classification from Cancer Brightfield Microscopy

A Mora-Zuniga, S Quiros-Barrantes… - 2018 IEEE International …, 2018 - ieeexplore.ieee.org
In this paper a workflow to extract cell features from brightfield microscopy image sequences
is proposed. An event driven approach, combined with a forward and backward tracking …

Parallelization of a multipartite graph matching algorithm for tracking multiple football players

M Villalta, F Siles - … on Parallel, Distributed and Grid Computing …, 2018 - ieeexplore.ieee.org
This work describes the parallel methodology for a football tracking algorithm based on
multipartite graphs using MPI and OpenMP. The proposed algorithm use a consumer …

Automatic calibration of the deceived non local means filter for improving the segmentation of cells in fluorescence based microscopy

S Calderón, J Barrantes, J Schuster… - 2018 International …, 2018 - ieeexplore.ieee.org
This paper presents an automatic approach for optimal calibration of the deceived non local
means filter (DNLM), for enhancing segmentation accuracy of fluorescence based …

Comparison of Four Automatic Classifiers for Cancer Cell Phenotypes Using M-Phase Features Extracted from Brightfield Microscopy Images

F Siles, A Mora-Zúñga, S Quiros - … Turrialba, Costa Rica, September 25–27 …, 2020 - Springer
In our in vitro study to model and understand the regulation networks that control the live and
death of the cells, it is fundamental to quantify the contribution of each of the cancer …