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Author profile at the institutional portal

Mendez Alonso, Alfredo alfredo.mendez@upm.es

MATEMÁTICA APLICADA A LAS TECNOLOGÍAS DE LA INFORMACIÓN Y LAS COMUNICACIONES / Universidad Politécnica de Madrid

Publications

Pyrolysis or hydrothermal carbonisation for anaerobic-digested sewage sludge? A comparison of pyrochar and hydrochar stucture and stability (Nov, 10.1007/s13399-023-05019-6, 2023)

  • Pimenta-Ocampo, M
  • Gasco, G
  • Mendez, A
  • Otten, W
  • Sakrabani, R

Biomass Conversion And Biorefinery (p. 29317-29319) - 10/9/2024

10.1007/s13399-024-05972-w View at source

  • ISSN 21906815

Image processing for the diagnosis of COVID-19

  • Hernandez, W
  • Mendez, A
  • Cartas, US
  • González, JLV
  • Benítez, SNG

Revista Cubana De Reumatología: Rcur - 1/6/2023

  • ISSN 16065581
  • iMarina

Compression of images of dermatological manifestations of paucisymptomatic COVID-19 patients through periodic principal components

  • Hernandez, W
  • Mendez, A
  • Cartas, US
  • González, JLV
  • Marcillo, F

Revista Cubana De Reumatología: Rcur - 1/12/2022

  • ISSN 16065581
  • iMarina

Current-To-Frequency Converter Based Photometer Circuit

  • Hernandez W
  • Mendez A
  • Gonzalez-Posadas V
  • Jimenez-Martin JL
  • Arques-Orobon FJ

Ieee Transactions On Instrumentation And Measurement - 1/1/2022

10.1109/tim.2022.3144746 View at source

  • ISSN 00189456

Robust inferential techniques applied to the analysis of the tropospheric ozone concentration in an urban area

  • Hernandez W
  • Mendez A
  • González-Posadas V
  • Jiménez-Martín JL
  • Camejo IM

Sensors (p. 277-31) - 1/1/2021

10.3390/s21010277 View at source

  • ISSN 14248220

Analysis of the Information Obtained From PM2.5 Concentration Measurements in an Urban Park

  • Hernandez, Wilmar
  • Mendez, Alfredo
  • Zalakeviciute, Rasa
  • Maria Diaz-Marquez, Angela

Ieee Transactions On Instrumentation And Measurement (p. 6296-6311) - 1/9/2020

10.1109/tim.2020.2966360 View at source

  • ISSN 00189456

Robust Estimation of Carbon Monoxide Measurements

  • Hernandez, Wilmar
  • Mendez, Alfredo;

Sensors (p. 1-22) - 1/9/2020

10.3390/s20174958 View at source

  • ISSN 14248220

Robust confidence intervals for PM2.5 concentration measurements in the Ecuadorian Park la Carolina

  • Hernandez W
  • Mendez A
  • Zalakeviciute R
  • Diaz‐marquez A

Sensors - 1/2/2020

10.3390/s20030654 View at source

  • ISSN 14248220

Twelve-Year Analysis of NO2 Concentration Measurements at Belisario Station (Quito, Ecuador) Using Statistical Inference Techniques

  • Hernandez, Wilmar
  • Mendez, Alfredo;

Sensors (p. 1-30) - 2/10/2020

10.3390/s20205831 View at source

  • ISSN 14248220

PM2.5 Concentration Measurement Analysis by Using Non-Parametric Statistical Inference

  • Hernandez, Wilmar
  • Mendez, Alfredo
  • Maria Diaz-Marquez, Angela
  • Zalakeviciute, Rasa

Ieee Sensors Journal (p. 1084-1094) - 15/1/2020

10.1109/jsen.2019.2945581 View at source

  • ISSN 1530437X

This researcher has no books.

This researcher has no book chapters.

Modeling of measurements on the basis of non-linear transformations of time series

  • Hernandez W
  • Mendez A
  • Arques-Orobon FJ
  • Gonzalez-Posada V
  • Jimenez-Martin JL

Iecon Proceedings (Industrial Electronics Conference) - 1/1/2024

10.1109/iecon55916.2024.10905124 View at source

  • ISSN 21624704

A comparative example between the use of PCA and MDS for image classification

  • Hernandez W
  • Mendez A
  • Flor-Unda O
  • Gonzalez-Posada V
  • Jimenez JL
  • Sergiyenko O
  • Rodriguez-Quinonez JC
  • Ivanov M
  • Camejo IM
  • Kolendovska M
... View more Collapse

Ieee International Symposium On Industrial Electronics (p. 1353-1358) - 1/6/2020

10.1109/isie45063.2020.9152565 View at source

Construction of a robotic platform of differential type for first-year students of electronic engineering

  • Unda OF
  • Hernandez W
  • Vargas O
  • Mendez A
  • Sergiyenko O
  • Tyrsa V

2020 International Symposium On Power Electronics, Electrical Drives, Automation And Motion, Speedam 2020 (p. 538-543) - 1/6/2020

10.1109/speedam48782.2020.9161870 View at source

A method to classify digital images by means of statistics of a wavelet decomposition

  • Wilmar Hernandez
  • Alfredo Mendez
  • Francisco Ballesteros
  • Vicente Gonzalez-Posada
  • Jose Luis Jimenez
  • Hector Chinchero
  • Patricia Acosta-Vargas
  • Rasa Zalakeviciute
... View more Collapse

2019 Ieee 28th International Symposium On Industrial Electronics (Isie) (p. 1.669-1.674) - 11/6/2019

10.1109/isie.2019.8781229 View at source

  • ISSN 21635137

Image Compression Technique Based on Some Principal Components Periodicity

  • Wilmar Hernández
  • Alfredo Méndez

Handbook Of Research On Synthesizing Human Emotion In Intelligent Systems And Robotics,Advances In Computational Intelligence And Robotics (p. 309-327) - 5/12/2019

10.4018/978-1-5225-9924-1.ch009 View at source

  • ISSN 23270411

A method of image classification by using multidimensional scaling

  • Wilmar Hernandez
  • Alfredo Mendez
  • Francisco Ballesteros
  • Vicente Gonzalez-Posada
  • Jose Luis Jimenez
  • Vera Tyrsa
  • Mykhailo Ivanov
  • Angel Antonio Ruiz-Pico
  • Ivan Menes Camejo
  • Pablo Alejandro Quezada-Sarmiento
... View more Collapse

2019 Ieee 28th Internationalsymposium On Industrial Electronics (p. 5.419-5.425) - 14/10/2019

10.1109/iecon.2019.8927296 View at source

Image compression based on periodic principal components

  • Wilmar Hernandez
  • Alfredo Mendez
  • Pablo Alejandro Quezada-Sarmiento
  • Luis Alberto Jumbo-Flores
  • Paolo Mercorelli
  • Vera Tyrsa
  • Patricia Acosta-Vargas
  • Ivan Menes Camejo
  • Jose Rigoberto Muñoz Cagua
  • Willam Bladimir Cevallos Cevallos
... View more Collapse

Iecon-2002: Proceedings Of The 2002 28th Annual Conference Of The Ieee Industrial Electronics Society, Vols 1-4 (p. 5634-5641) - 1/10/2019

10.1109/iecon.2019.8926747 View at source

Image noise cancellation by taking advantage of the principal component analysis technique

  • BALLESTEROS OLMO, FRANCISCO
  • MENDEZ ALONSO, ALFREDO

Proceedings: Iecon 2018 - 44th Annual Conference Of The Ieee Industrial Electronics Society (p. 3176-3181) - 26/12/2018

10.1109/iecon.2018.8591437 View at source

  • ISSN 1553572X

Analysis of soil images applying Laplacian Pyramidal techniques

  • Jorge de Castro
  • BALLESTEROS OLMO, FRANCISCO
  • MENDEZ ALONSO, ALFREDO
  • TARQUIS ALFONSO, ANA MARIA

22/4/2012

  • iMarina

NUEVAS METODOLOGÍAS DE APRENDIZAJE EN EL ÁREA DE MATEMÁTICAS

  • Lorenzo J. Martín García
  • Francisco Ballesteros Olmo
  • Cristina Roca Menéndez-Ormaza
  • MARTIN NOVO, EDUARDO
  • MENDEZ ALONSO, ALFREDO

18/7/2007

  • iMarina

This researcher has no working papers.

This researcher has no technical reports.

Sistema de electrónico de caracterización óptima y robusta de acelerómetros

  • DOMINGUEZ JIMENEZ, M. ELENA (Investigador/a)
  • Wilmar Hernández Perdomo (Investigador principal (IP))

Period: 01-12-2007 - 30-11-2010

Type of funding: National

  • iMarina

This researcher has no supervised thesis.

This researcher has no patents or software licenses.

Last data update: 9/23/25 7:41 PM