All Stories

  1. ECG Multilead QT Interval Estimation Using Support Vector Machines

    Article • Journal of Healthcare Engineering, April 2019, Hindawi Publishing Corporation

    Ruben Medina, Nelson Dugarte

  2. An automatic technique for left ventricle segmentation from msct cardiac volumes

    Article • Journal of Physics Conference Series, January 2019, Institute of Physics Publishing

    Ruben Medina

  3. Level–Set Segmentation of Footprint Images Aimed at Insole Design

    Article • October 2018, Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  4. Gearbox fault classification using dictionary sparse based representations of vibration signals

    Article • Journal of Intelligent & Fuzzy Systems Applications in Engineering and Technology, June 2018, IOS Press

    Ruben Medina

  5. Detecting Activation in fMRI Data: An Approach Based on Sparse Representation of BOLD Signal

    Article • Mathematical Problems in Engineering, January 2018, Hindawi Publishing Corporation

    Ruben Medina

  6. Accuracy of connected confidence left ventricle segmentation in 3-D multi-slice computerized tomography images

    Article • October 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  7. Footprint analysis using a low cost photo-podoscope

    Article • October 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  8. A Dictionary Sparse Based Representation of Vibration Signals for Gearbox Fault Detection

    Article • August 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  9. Left ventricle myocardium segmentation in multi-slice computerized tomography

    Article • October 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  10. Characterizing artifacts in RR stress test time series

    Article • August 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  11. Mobile teleradiology system suitable for m-health services supporting content and semantic based image retrieval on a grid infrastructure

    Article • August 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  12. Video and imaging gastroenterological medical equipment oriented to telemedicine

    Article • August 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  13. Cardiac Motion Estimation in Magnetic Resonance Images Using Optical Flow

    Article • IEEE Latin America Transactions, June 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  14. Open source cardiology electronic health record development for DIGICARDIAC implementation

    Article • December 2015, SPIE

    Dr Lourdes Huiracocha-Tutiven, Ruben Medina

  15. Level set algorithms comparison for multi-slice CT left ventricle segmentation

    Article • December 2015, SPIE

    Ruben Medina

  16. Semiautomatic validation of RR time series in an ECG stress test database

    Article • December 2015, SPIE

    Ruben Medina

  17. CinC Challenge 2013: comparing three algorithms to extract fetal ECG

    Article • December 2015, SPIE

    Ruben Medina

  18. Hepatic Steatosis detection using the co-occurrence matrix in tomography and ultrasound images

    Article • September 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  19. Classification of LV wall motion in cardiac MRI using kernel Dictionary Learning with a parametric approach

    Article • August 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  20. Optical Flow as a Tool for Cardiac Motion Estimation

    Article • July 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  21. Sparse based optical flow estimation in cardiac magnetic resonance images

    Article • November 2013, SPIE

    Ruben Medina

  22. 2-D segmentation of left ventricle in magnetic resonance images based on an optical flow algorithm

    Article • April 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  23. A sparse based approach for detecting activations in fMRI

    Article • August 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  24. Similarity enhancement for automatic segmentation of cardiac structures in computed tomography volumes

    Article • August 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  25. Accuracy of advanced versus strictly conventional 12-lead ECG for detection and screening of coronary artery disease, left ventricular hypertrophy and left ventricular systolic dysfunction

    Article • BMC Cardiovascular Disorders, June 2010, Springer Science + Business Media

    Ruben Medina

  26. Myocardial border detection from ventriculograms using support vector machines and real-coded genetic algorithms

    Article • Computers in Biology and Medicine, April 2010, Elsevier

    Ruben Medina

  27. Inferring the left ventricle dynamical behavior using a free-form deformations model

    Article • Mathematics and Computers in Simulation, February 2009, Elsevier

    Ruben Medina

  28. Using morphological and clustering analysis for left ventricle detection in MSCT cardiac images

    Article • December 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  29. A 3-D Multi-modality Image Framework for Left Ventricle Motion Analysis

    Article • September 2008, Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  30. An unsupervised clustering framework for automatic segmentation of left ventricle cavity in human heart angiograms

    Article • Computerized Medical Imaging and Graphics, July 2008, Elsevier

    Ruben Medina

  31. A Level-set Segmentation Approach for 4-D Cardiac Images

    Article • January 2007, Springer Science + Business Media

    Ruben Medina

  32. An approach to coronary vessels detection in X-ray rotational angiography

    Article • January 2007, Springer Science + Business Media

    Ruben Medina

  33. Iris images based personal identification

    Article • January 2007, Springer Science + Business Media

    Ruben Medina

  34. Model-based image analysis of the cardiac function

    Article • January 2007, Springer Science + Business Media

    Ruben Medina

  35. Markov random field modeling for three-dimensional reconstruction of the left ventricle in cardiac angiography

    Article • IEEE Transactions on Medical Imaging, August 2006, Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  36. A Clustering Based Approach for Automatic Image Segmentation: An Application to Biplane Ventriculograms

    Article • January 2006, Springer Science + Business Media

    Ruben Medina

  37. A 2-D Active Appearance Model For Prostate Segmentation in Ultrasound Images

    Article • January 2005, Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  38. Estimation of the Deformation Field for the Left Ventricle Walls in 4-D Multislice Computerized Tomography

    Article • January 2005, Springer Science + Business Media

    Ruben Medina

  39. Three-Dimensional Reconstruction of the Left Ventricle From Two Angiographic Views: An Evidence Combination Approach

    Article • IEEE Transactions on Systems Man and Cybernetics - Part A Systems and Humans, May 2004, Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  40. Curvature and torsion estimation for coronary-artery motion analysis

    Article • April 2004, SPIE

    Ruben Medina

  41. Integrated system for quantitative analysis of coronary plaque via data fusion of biplane angiography and intravascular ultrasound

    Article • International Congress Series, June 2003, Elsevier

    Ruben Medina

  42. Impact of local vessel curvature on the circumferential plaque distribution in coronary arteries

    Article • May 2003, SPIE

    Ruben Medina

  43. Using known motion fields for image separation in transparency

    Article • Pattern Recognition Letters, January 2003, Elsevier

    Ruben Medina

  44. Article • January 2003, Springer Science + Business Media

    Ruben Medina

  45. Period estimation using minimum entropy deconvolution (MED)

    Article • Signal Processing, January 1995, Elsevier

    Ruben Medina

  46. Quantitative analysis of circumferential plaque distribution in human coronary arteries in relation to local vessel curvature

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Professor Sarah Vigmostad, Ruben Medina

  47. Left Ventricle Segmentation and Motion Analysis in MultiSlice Computerized Tomography

    Article • IGI Global

    Ruben Medina

  48. Edge Detection in Ventriculograms Using Support Vector Machine Classifiers and Deformable Models

    Article • Springer Science + Business Media

    Ruben Medina

  49. Ultrasound-based liver computer assisted surgery

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  50. Recovery of two transparent primitive images from two frames

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  51. Augmented vision for minimally invasive abdominal cancer surgery

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  52. Volumetric quantification of coronary arteries reconstructed by fusion between intravascular ultrasound and biplane angiography

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  53. Multiple motion estimation and segmentation in transparency

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  54. Reconstruction of three-dimensional cardiac shapes in biplane angiography: a fuzzy and evolutionary approach

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  55. An evidence combination approach to reconstruction of the left ventricle from two angiographic views

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina

  56. Three-dimensional reconstruction of the left ventricle from two angiographic views

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Ruben Medina