Personal information

Lastra-Díaz
Spain

Biography

I hold a PhD degree in Intelligent Systems (2017) and an MSc degree in Natural Language Processing and Artificial Intelligence (2014) from the National Distance Learning University (UNED), in which I have recently co-supervised a PhD thesis in NLP-AI as an ad-honorem researcher of the Department of Computer Languages and Systems. In addition, I completed all PhD courses of the PhD program in Signals, Systems, and Radiocommunications (UPM, 1993-1999) with an unfinished thesis on 3D computer vision, as well as an MSc degree in Signal and Image processing (UPM, 1998), both from the Polytechnic University of Madrid (UPM). Finally, I hold an MSc degree (five-year program) in Telecommunication Engineering (USB, 1992) with a speciality in electronics from Simón Bolívar University. Currently, I am pursuing a PhD in Mathematical Engineering, Statistics, and Operational Research in part-time mode under the supervision of Prof. Dra. M. Teresa Ortuño. My current PhD research is framed in the field of operational research, and more specifically, in combinatorial optimization, integer programming, and cutting and packing. I am also Reproducibility Editor of the Information Systems journal (Elsevier).

Nowadays, I am a senior applied scientist in the Department of Advanced Research at LECTRA with 31 years of professional experience in the industry in the fields of 3D-2D Computer-Aided Geometric Design (CAGD), 3D Computer Vision and Computer Graphics (CVCG), optimization, Natural Language Processing (NLP) and Artificial Intelligence (AI). My research activity in the industry has been mainly focused on 3D-2D CAD pattern-making modelling tools and cutting and packing optimization methods for the fashion industry since 24 years ago. In the nineties, I developed 3D optical facial and body motion capture systems, 3D scanners, and real-time simulation software applications for the animation industry.

My main research interests are integer programming, combinatorial optimization, cutting and packing, computational geometry, computer-aided geometric design, and
natural language processing

Activities

Education and qualifications (6)

Universidad Complutense de Madrid: Madrid, Madrid, ES

2020-10-01 to present | PhD student in Mathematical Eng., Statistics, and Operational Research (Departamento de Estadística e Investigación Operativa)
Education
Source: Self-asserted source
Juan José Lastra-Díaz

Universidad Nacional de Educación a Distancia: Madrid, Madrid, ES

2014-10-15 to 2017-09-27 | PhD degree in Intelligent Systems (Computer Science) (Computer Languages and Systems)
Education
Source: Self-asserted source
Juan José Lastra-Díaz

Universidad Nacional de Educación a Distancia: Madrid, Madrid, ES

2011-10-15 to 2014-09-29 | MSc degree in Natural Language Processing and Information Retrieval (Computer Languages and Systems)
Education
Source: Self-asserted source
Juan José Lastra-Díaz

Universidad Politécnica de Madrid: Madrid, Comunidad de Madrid, ES

1993-10-01 to 1999-06-15 | PhD degree (unfinished thesis) in Computer Vision & Computer Graphics (Signals, Systems and Radiocommunications)
Education
Source: Self-asserted source
Juan José Lastra-Díaz

Universidad Politécnica de Madrid: Madrid, Comunidad de Madrid, ES

1993-01-07 to 1998-09-30 | MSc degree in Signal and Image processing (Signals, Systems and Radiocommunications)
Education
Source: Self-asserted source
Juan José Lastra-Díaz

Universidad Simón Bolivar: Caracas, Distrito Capital, VE

1986-09-01 to 1992-06-12 | MSc degree (5-year program) in Telecommunication Engineering (Electronic Engineering)
Education
Source: Self-asserted source
Juan José Lastra-Díaz

Professional activities (1)

Universidad Nacional de Educación a Distancia: Madrid, Madrid, ES

2017-10-01 to present | Ad-honorem researcher (Computer Languages and Systems)
Invited position
Source: Self-asserted source
Juan José Lastra-Díaz

Works (35)

Mixed-integer programming models for irregular strip packing based on vertical slices and feasibility cuts

European Journal of Operational Research
2024-02 | Journal article
Contributors: Juan J. Lastra-Díaz; M. Teresa Ortuño
Source: check_circle
Crossref

A reproducible experimental survey on biomedical sentence similarity: A string-based method sets the state of the art

PLOS ONE
2022-11-21 | Journal article
Contributors: Alicia Lara-Clares; Usman Qamar; Juan J. Lastra-Díaz; Ana Garcia-Serrano
Source: check_circle
Crossref

A new mixed-integer programming model for irregular strip packing based on vertical slices with a reproducible survey

ArXiv
2022-05-31 | Preprint
Source: Self-asserted source
Juan José Lastra-Díaz

Reproducibility dataset for a new mixed-integer programming model for irregular strip packing based on vertical slices

2022-05-30 | Dataset
Source: Self-asserted source
Juan José Lastra-Díaz

A reproducible experimental survey on biomedical sentence similarity: a string-based method sets the state of the art

Source: Self-asserted source
Juan José Lastra-Díaz
grade
Preferred source (of 2)‎

HESML: a real-time semantic measures library for the biomedical domain with a reproducible survey

BMC Bioinformatics
2022-01-06 | Journal article
Contributors: Juan J. Lastra-Díaz; Alicia Lara-Clares; Ana Garcia-Serrano
Source: check_circle
Crossref

Protocol for a reproducible experimental survey on biomedical sentence similarity

PLOS ONE
2021-03-24 | Journal article
Contributors: Alicia Lara-Clares; Bridget McInnes; Juan J. Lastra-Díaz; Ana Garcia-Serrano
Source: check_circle
Crossref

A large reproducible benchmark of ontology-based methods and word embeddings for word similarity

Information Systems
2021-02 | Journal article
Part of ISSN: 0306-4379
Source: Self-asserted source
Juan José Lastra-Díaz

HESML V1R5 Java software library of ontology-based semantic similarity measures and information content models

e-cienciaDatos
2020-07 | Dataset
Source: Self-asserted source
Juan José Lastra-Díaz

Reproducibility dataset for a benchmark of biomedical semantic measures libraries

e-cienciaDatos
2020-07 | Dataset
Source: Self-asserted source
Juan José Lastra-Díaz

A reproducible survey on word embeddings and ontology-based methods for word similarity: Linear combinations outperform the state of the art

Engineering Applications of Artificial Intelligence
2019-10 | Journal article
Part of ISSN: 0952-1976
Source: Self-asserted source
Juan José Lastra-Díaz

Reproducibility dataset for a large experimental survey on word embeddings and ontology-based methods for word similarity

Data in Brief
2019-08 | Journal article
Part of ISSN: 2352-3409
Source: Self-asserted source
Juan José Lastra-Díaz
grade
Preferred source (of 3)‎

On the reproducibility of experiments of indexing repetitive document collections

Information Systems
2019-04-05 | Journal article
Part of ISSN: 0306-4379
Source: Self-asserted source
Juan José Lastra-Díaz

Word similarity benchmarks of recent word embedding models and ontology-based semantic similarity measures

2019-01-29 | Dataset
Source: Self-asserted source
Juan José Lastra-Díaz

HESML V1R4 Java software library of ontology-based semantic similarity measures and information content models

Mendeley Data, v4
2018-09-21 | Software
Source: Self-asserted source
Juan José Lastra-Díaz

HESML V1R3 Java software library of ontology-based semantic similarity measures and information content models

Mendeley Data, v3
2017-10-03 | Software
Source: Self-asserted source
Juan José Lastra-Díaz

Recent Advances in Ontology-based Semantic Similarity Measures and Information Content Models based on WordNet

Universidad Nacional de Educación a Distancia (UNED)
2017-09-27 | Dissertation or Thesis
Source: Self-asserted source
Juan José Lastra-Díaz

HESML: a scalable ontology-based semantic similarity measures library with a set of reproducible experiments and a replication dataset

Information Systems
2017-06 | Journal article
Source: Self-asserted source
Juan José Lastra-Díaz

HESML V1R2 Java software library of ontology-based semantic similarity measures and information content models

2016-12-21 | Dataset
Source: Self-asserted source
Juan José Lastra-Díaz

HESML_vs_SML: scalability and performance benchmarks between the HESML V1R2 and SML 0.9 semantic measures libraries

2016-12-21 | Dataset
Source: Self-asserted source
Juan José Lastra-Díaz

WNSimRep: a framework and replication dataset for ontology-based semantic similarity measures and information content models

2016-09-08 | Dataset
Source: Self-asserted source
Juan José Lastra-Díaz

WordNet-based word similarity reproducible experiments based on HESML V1R1 and ReproZip

2016-09-08 | Dataset
Source: Self-asserted source
Juan José Lastra-Díaz

HESML V1R1 Java software library of ontology-based semantic similarity measures and information content models

2016-09-07 | Dataset
Source: Self-asserted source
Juan José Lastra-Díaz

A refinement of the well-founded Information Content models with a very detailed experimental survey on WordNet

NLP and IR Research Group. ETSI Informática. Universidad Nacional de Educación a Distancia (UNED)
2016-07-06 | Report
Source: Self-asserted source
Juan José Lastra-Díaz

System and method for the indexing and retrieval of semantically annotated data using an ontology-based information retrieval model

United States Patent and Trademark Office (USPTO) application
2016-06-23 | Patent
Source: Self-asserted source
Juan José Lastra-Díaz

A novel family of IC-based similarity measures with a detailed experimental survey on WordNet

Engineering Applications of Artificial Intelligence
2015-10-01 | Journal article
Source: Self-asserted source
Juan José Lastra-Díaz

A new family of Information Content models with an experimental survey on WordNet

Knowledge-Based Systems
2015-09 | Journal article
Contributors: Juan J. Lastra-Díaz; Ana García-Serrano
Source: Self-asserted source
Juan José Lastra-Díaz via Crossref Metadata Search

Intrinsic Semantic Spaces for the representation of documents and semantic annotated data

2014-09-29 | Supervised student publication
Source: Self-asserted source
Juan José Lastra-Díaz

Unifi…cación de métodos de reducción de dimensionalidad espectral (SDR) mediante GRF y escalado multidimensional (CMDS)

Source: Self-asserted source
Juan José Lastra-Díaz

Device and method for designing a garment

2012-08-21 | Patent
Source: Self-asserted source
Juan José Lastra-Díaz

Device and Method for designing a garment

2009-04-16 | Patent
Source: Self-asserted source
Juan José Lastra-Díaz

Dispositif et procede de conception d'un vetement

2008-10-01 | Patent
Source: Self-asserted source
Juan José Lastra-Díaz

Device and Method for designing a garment

2007-06-28 | Patent
Source: Self-asserted source
Juan José Lastra-Díaz

Matriz Fundamental de un Par esteroscópico: Teoría y Algoritmos

1998-09-30 | Supervised student publication
Source: Self-asserted source
Juan José Lastra-Díaz

Introducción a la Teoría de Autocalibración de Cámaras Estereoscópicas

Departamento de Señales, Sistemas y Radiocomunicaciones. Universiadad Politécnica de Madrid
1998-07-01 | Report
Source: Self-asserted source
Juan José Lastra-Díaz

Peer review (2 reviews for 2 publications/grants)

Review activity for BMC bioinformatics (1)
Review activity for PloS one. (1)