sample of publications

• articles 

  • Teaching differently: The digital signal processing of multimedia content through the use of liberal arts.  IEEE SIGNAL PROCESSING MAGAZINE.  38:94-104. 2021
  • Four-fold Formal Concept Analysis based on Complete Idempotent Semifields.  Mathematics.  9 (2):1-42. 2021
  • A Framework for Supervised Classification Performance Analysis with Information-Theoretic Methods.  IEEE TRANSACTIONS ON KNOWLEDGE AND DATA ENGINEERING.  32:2075-2087. 2020
  • The Singular Value Decomposition over Completed Idempotent Semifields.  Mathematics.  8:1577. 2020
  • Data Augmentation for Speaker Identification under Stress Conditions to Combat Gender-Based Violence.  Applied Sciences (Switzerland).  9. 2019
  • The Case for Shifting the Rényi Entropy.  Entropy (Entropy).  21. 2019
  • Echoic log-surprise: A multi-scale scheme for acoustic saliency detection.  EXPERT SYSTEMS WITH APPLICATIONS.  114:255-266. 2018
  • The robustness of echoic log-surprise auditory saliency detection.  IEEE Access.  6:72083-72093. 2018
  • K-Formal Concept Analysis as linear algebra over idempotent semifields.  INFORMATION SCIENCES.  467:579-603. 2018
  • Assessing Information Transmission in Data Transformations with the Channel Multivariate Entropy Triangle.  Entropy (Entropy).  20:1-20. 2018
  • The evaluation of data sources using multivariate entropy tools.  EXPERT SYSTEMS WITH APPLICATIONS.  78:145-157. 2017
  • Interactive knowledge discovery and data mining on genomic expression data with numeric formal concept analysis.  BMC BIOINFORMATICS.  17. 2016
  • The spectra of reducible matrices over complete commutative idempotent semifields and their spectral lattices.  INTERNATIONAL JOURNAL OF GENERAL SYSTEMS.  45:86-115. 2016
  • Supporting scientific knowledge discovery with extended, generalized Formal Concept Analysis.  EXPERT SYSTEMS WITH APPLICATIONS.  44:198-216. 2016
  • Morphologically Filtered Power-Normalized Cochleograms as Robust, Biologically Inspired Features for ASR.  IEEE-ACM Transactions on Audio Speech and Language Processing.  23:2070-2080. 2015
  • Two-level sliding-window VBR control algorithm for video on demand streaming.  SIGNAL PROCESSING-IMAGE COMMUNICATION.  36:1-13. 2015
  • The spectra of irreducible matrices over completed idempotent semifields.  FUZZY SETS AND SYSTEMS.  271:46-69. 2015
  • 100% classification accuracy considered harmful: The normalized information transfer factor explains the accuracy paradox.  PLoS One.  9. 2014
  • Auditory-inspired Morphological Processing of Speech Spectrograms: Applications in Automatic Speech Recognition and Speech Enhancement.  Cognitive Computation.  5:426-441. 2013
  • Real-Time Robust Automatic Speech Recognition Using Compact Support Vector Machines.  IEEE Transactions on Audio Speech and Language Processing.  20:1347-1361. 2012
  • Extending conceptualisation modes for generalised Formal Concept Analysis.  INFORMATION SCIENCES.  181:1888-1909. 2011
  • Data Balancing for Efficient Training of Hybrid ANN/HMM Automatic Speech Recognition Systems.  IEEE Transactions on Audio Speech and Language Processing.  19:468-481. 2011
  • Analyzing Phonetic Confusions using Formal Concept Analysis.  JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA.  128:1377-1390. 2010
  • Two Information-Theoretic Tools to Assess the Performance of Multi-Class Classifiers.  PATTERN RECOGNITION LETTERS.  31:1665-1671. 2010

• book chapters 

  • Activating Generalized Fuzzy Implications from Galois Connections. In: Enric Trillas: A Passion for Fuzzy Sets A Collection of Recent Works on Fuzzy Logic..  SPRINGER. 201-212. 2015
  • Auditory-inspired Morphological Processing of Spectrograms for Speech Processing. In: Application of Speech Technologies.  UNIVERSIDAD DE GRANADA. 315-332. 2013
  • Detecting Features from Confusion Matrices Using Generalized Formal Concept Analysis. In: Hybrid Artificial Intelligence Systems: 5th International Conference, HAIS 2010, San Sebastian, Spain, June 23-25, 2010, Proceedings, Part II.  SPRINGER. 375-382. 2010

• conference contributions 

  • Sinfonía a ochenta manos: mejorando la implicación colaborativamente 2021
  • Using Audio Events to Extend a Multi-modal Public Speaking Database with Reinterpreted Emotional Annotations.  61-65. 2021
  • A Hybrid Data Fusion Architecture for BINDI: A Wearable Solution to Combat Gender-Based Violence 2020
  • On the Relation between Semifield-Valued FCA and the Idempotent Singular Value Decomposition 2018
  • Speaker recognition under stress conditions.  15-19. 2018
  • Towards multimodal saliency detection: an enhancement of audio-visual correlation estimation.  438-443. 2017
  • An analysis of deep neural networks in broad phonetic classes for noisy speech recognition.  87-96. 2016
  • Towards aural saliency detection with logarithmic Bayesian Surprise under different spectro-temporal representations.  99-108. 2016
  • Towards galois connections over positive semifields.  81-92. 2016
  • Preliminary experiments on the robustness of biologically motivated features for DNN-based ASR.  169-176. 2015
  • ASR Feature Extraction with Morphologically-Filtered Power-Normalized Cochleograms.  2430-2434. 2014
  • Deep Maxout Networks applied to Noise-Robust Speech Recognition.  109-118. 2014
  • Improving accessibility for hearing impaired on board the airplane with ASR.  169-177. 2014
  • On Concept Lattices as Information Channels.  119-130. 2014
  • Towards the algebraization of Formal Concept Analysis over complete dioids.  93-98. 2014
  • A Proposal for New Evaluation Metrics and Result Visualization Technique for Sentiment Analysis Tasks.  41-52. 2013
  • Spectral Lattices of reducible matrices over completed idempotent semifields.  211-224. 2013
  • Systems vs. Methods: an Analysis of the Affordances of Formal Concept Analysis for Information Retrieval.  113-126. 2013
  • A simplified subjective video quality assessment method based on signal detection theory.  237-240. 2012
  • Morphological Processing of a Dynamic Compressive Gammachirp Filterbank for Automatic Speech Recognition.  53-62. 2012
  • Perceptually-Aware Bilateral Filtering for Quality Improvement in Low Bit Rate Video Coding.  477-480. 2012
  • UEP-driven extended feature extraction for ASR over 3G speech channels.  1-5. 2012
  • Feature Extraction Assessment for an Acoustic-Even Classification Task Using the Entropy Triangle 2011
  • Low-complexity motion-based saliency map estimation for perceptual video coding.  1-6. 2011
  • Morphological Processing of Spectrograms for Speech Enhancement.  224-231. 2011
  • Spectral Lattices of R_max,+-Formal Contexts 2008