Alberto Pérez

ORCID: 0000-0001-9059-0128
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About
Contact & Profiles
Research Areas
  • Spectroscopy and Chemometric Analyses
  • Image and Object Detection Techniques
  • Meat and Animal Product Quality
  • Optical measurement and interference techniques
  • Vehicle License Plate Recognition
  • Neural Networks and Applications
  • Advanced Image and Video Retrieval Techniques
  • 3D Surveying and Cultural Heritage
  • Robotics and Sensor-Based Localization
  • Bee Products Chemical Analysis
  • Industrial Vision Systems and Defect Detection
  • Evolutionary Algorithms and Applications
  • Advanced Vision and Imaging
  • Cultural Heritage Materials Analysis
  • Robot Manipulation and Learning
  • Thermoregulation and physiological responses
  • Handwritten Text Recognition Techniques
  • Speech and dialogue systems
  • Face and Expression Recognition
  • Identification and Quantification in Food
  • Genetics, Aging, and Longevity in Model Organisms
  • Conservation Techniques and Studies
  • Algorithms and Data Compression
  • Essential Oils and Antimicrobial Activity
  • Education Methods and Practices

Universitat Politècnica de València
2008-2024

AbbVie (Germany)
2024

Centro Tecnológico de Investigación, Desarrollo e Innovación en tecnologías de la Información y las Comunicaciones (TIC)
2006-2023

Universidad de Salamanca
2014-2015

École Polytechnique Fédérale de Lausanne
2002

This work presents a 3D scanner able to reconstruct complete object without occlusions, including its surface appearance. The technique number of differences in relation current scanners: it does not require mechanical handling like robot arms or spinning plates, is free occlusions since the scanned part resting on any and, unlike stereo-based methods, need have visual singularities surface. system, among other applications, allows integration production lines that inspection large volume...

10.3390/s18092993 article EN cc-by Sensors 2018-09-07

Dynamic laser speckle (DLS) is used as a reliable sensor of activity for all types materials. Traditional applications are based on high-rate captures (usually greater than 10 frames-per-second, fps). Even drying processes in conservation treatments, where there high level the first moments after application and slower some minutes or hours, process acquisition images at time rate that same low activity. In this work, we present an alternative approach to track protective layers other...

10.3390/s18010190 article EN cc-by Sensors 2018-01-11

3D object alignment is essential in multiple fields. For instance, to allow precise measurements metrology, perform surface/volumetric checks or quality control industrial inspection, align partial captures of a during scanning, simplify recognition classification pattern recognition, ... Accuracy and speed, being opposed, are desirable features those algorithms. Nevertheless, they can be more less critical depending on the application area. In present work, we propose methodology improve...

10.1109/access.2024.3407341 article EN cc-by-nc-nd IEEE Access 2024-01-01

The aim of this work was to characterizes, by the non-destructive technique based on laser-backscattering imaging analysis, effect pre-treatment with papain enzyme (1% w/w), action time (0, 3, 6 and 24 h at 4 °C) cooking (80 °C for 3 min) pork loin tenderness. Texture image analyses were run untreated treated samples, uncooked cooked samples. Images laser pattern generated meat surface decomposed into red, green blue channels. Two descriptors types (direct relative) developed each one...

10.1016/j.jfoodeng.2021.110508 article EN cc-by Journal of Food Engineering 2021-01-23

10.1016/j.patrec.2006.02.011 article EN Pattern Recognition Letters 2006-04-19

One of the central problems in application neural networks is finding optimal network topology. This paper introduces FAST architecture (flexible adaptable-size topology), an on-line, evolving that dynamically adapts its topology through interactions with a problem-specific environment. We present fully digital implementation and demonstrate viability on pattern clustering task. believe holds potential by offering fast, flexible platform for applications.

10.1109/mnnfs.1996.493812 article EN 2002-12-23

Earthen architecture is an essential part of the architectural and cultural heritage Iberian Peninsula. Both at monumental vernacular level, this has adapted to diversity territory, different geographies climates, variety materials available which have led a great wealth constructive variants architecture. The RISK-Terra Project was born in context, funded by Spanish Ministry for Science, Innovation Universities, aiming contribute study scientifically researching analysing natural, social...

10.1080/15583058.2021.1970284 article EN International Journal of Architectural Heritage 2021-11-07

Pose estimation assesses the 6D pose of one or many objects in a scene. Considerable attention has been dedicated to advancement algorithms capable identifying orientation multiple within scene cases where partial occlusion occurs. However, only few works focus on developing parallelizable hypotheses-based estimator that naturally handles object symmetries. These should also tackle some issues: meaningless perspectives, with uncertain local poses but single global correct pose, and poses....

10.1109/access.2023.3288569 article EN cc-by IEEE Access 2023-01-01

Persons who have undergone a laryngectomy few options to partially restore speech but no completely satisfactory device. Even though the use of an electrolarynx (EL) is easiest way for patient produce speech, it does not natural tone and appearance far from normal. Because that fact none them are hands-free, feasibility using motion sensor replace conventional EL user interface has been explored. A mobile device with multi-agent platform used investigate on/off pitch frequency control...

10.14201/adecaij20131 article EN cc-by-nc-nd ADCAIJ ADVANCES IN DISTRIBUTED COMPUTING AND ARTIFICIAL INTELLIGENCE JOURNAL 2014-03-10

Pattern Recognition (PR) tasks are natural candidates for embedded systems, since they usually interact with humans and other complex processes in the real world. Often regarded as part of Artificial Intelligence (AI) closer to perception, a typical PR application reacts external events that system perceives through physical sensors or input devices produces response using actuators information display subsystems. Being far from trivial, very demanding computational point view, requiring...

10.1109/dexa.2009.87 article EN 2009-01-01
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