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Author
Oriol Rodriguez-Leon; Josefina Mauri; Eduard Fernandez-Nofrerias; M.Gomez; Antonio Tovar; L.Cano; C.Diego; Carme Julia; Vicente del Valle; Debora Gil; Petia Radeva
Title
Ecografia Intracoronària: Segmentació Automàtica de area de la llum
Type
Conference Article
Year
2002
Publication
XXXVIII Congreso Nacional de la Sociedad Española de Cardiología.
Abbreviated Journal
Volume
Issue
Pages
Keywords
Abstract
Address
Corporate Author
Thesis
Publisher
Place of Publication
Editor
Language
Summary Language
Original Title
Series Editor
Series Title
Abbreviated Series Title
Series Volume
Series Issue
Edition
ISSN
ISBN
Medium
Area
Expedition
Conference
Notes
IAM;ADAS;MILAB
Approved
no
Call Number
IAM @ iam @ RMF2002
Serial
1638
Permanent link to this record
Author
Oriol Rodriguez-Leon; Debora Gil; Eduard Fernandez-Nofrerias; H.Tizon; S.Montserrat; Vicente del Valle;Josefina Mauri
Title
Caracterització de la Perfusió Miocàrdica mitjançant anàlisi estadístic de l espectre en l angiografia de contrast
Type
Conference Article
Year
2007
Publication
XIX Congrés de la Societat Catalana de Cardiologia de Barcelona
Abbreviated Journal
Volume
Issue
Pages
130
Keywords
Abstract
La valoració de la integritat de la microcirculació coronària aporta informació pronòstica en pacients amb infart agut de miocardi en els que es realitza angioplastia primària. Aquesta valoració és subjectiva i presenta una important variabilitat si no es duta a terme per personal experimentat. Presentem una eina d’anàlisi d’imatge que permet fer una valoració de la microcirculació coronària a partir de seqüències d’angiografia. Hem analitzat les variacions locals en el nivell de gris de la imatge durant la seqüència angiogràfica. Hem identificat els principals fenòmens observats (respiració, batec cardíac, tinció arterial, tinció miocàrdica i soroll radiològic) mitjançant un anàlisi estadístic de l’espectre de Fourier de l’evolució al llarg del temps de la mitja local. Aquest mateix anàlisis permet determinat la influència de cadascun d’ells en la extracció del patró de tinció i selecciona la respiració com el fenomen que més distorsiona el patró de tinció original. Els descriptors proposats s’obtenen fora del rang espectral respiratori. Hem testat la seva capacitat per a detectar els tres fenòmens principals (tinció miocàrdica (MS), tinció arterial (AS) i soroll (NS)) independentment de la respiració. La capacitat de discriminació dels descriptors ha estat valorada mitjançant un mètode de crossvalidation en 30 seqüències d’angiografia. Els descriptors emprats permeten caracteritzar la tinció miocàrdica amb una alta eficiència i fiabilitat. A més no hi ha diferències significatives en l’anàlisi de les seqüències obtingudes amb el pacient respirant amb normalitat o en apnea
Address
Corporate Author
Thesis
Publisher
Place of Publication
Barcelona (Spain)
Editor
Language
Summary Language
Original Title
Series Editor
Series Title
Abbreviated Series Title
Series Volume
Series Issue
Edition
ISSN
ISBN
Medium
Area
Expedition
Conference
Notes
IAM
Approved
no
Call Number
IAM @ iam @ RGF2007
Serial
1639
Permanent link to this record
Author
Oriol Rodriguez-Leon; Debora Gil; Eduard Fernandez-Nofrerias
Title
Analisis en los cambios en el nivel de gris en las secuencias angiograficas mediante descriptores estadisticos para determinar la perfusion miocardica
Type
Journal Article
Year
2006
Publication
Revista Española de Cardiología
Abbreviated Journal
REC
Volume
59 Supl 2-166
Issue
2
Pages
128
Keywords
Abstract
Address
Corporate Author
Thesis
Publisher
Place of Publication
Editor
Language
Summary Language
Original Title
Series Editor
Series Title
Abbreviated Series Title
Series Volume
Series Issue
Edition
ISSN
ISBN
Medium
Area
Expedition
Conference
Notes
IAM;
Approved
no
Call Number
IAM @ iam @ RGF2006
Serial
1640
Permanent link to this record
Author
Oriol Rodriguez-Leon; Josefina Mauri;Eduard Fernandez-Nofrerias; C.Garcia; R.Villuendas; Vicente del Valle; Debora Gil;Petia Radeva
Title
Reconstruction of a spatio-temporal model of the intima layer from intravascular ultrasound sequences
Type
Journal Article
Year
2003
Publication
European Heart Journal
Abbreviated Journal
Volume
Issue
Pages
Keywords
Abstract
Address
Corporate Author
Thesis
Publisher
Place of Publication
Editor
Language
Summary Language
Original Title
Series Editor
Series Title
Abbreviated Series Title
Series Volume
Series Issue
Edition
ISSN
ISBN
Medium
Area
Expedition
Conference
ESC Congress
Notes
IAM;MILAB
Approved
no
Call Number
IAM @ iam @ RMF2003c
Serial
1641
Permanent link to this record
Author
Oriol Rodriguez-Leon; Josefina Mauri;Eduard Fernandez-Nofrerias; Antonio Tovar; Vicente del Valle; Aura Hernandez-Sabate; Debora Gil; Petia Radeva
Title
Utilización de la Estructura de los Campos Vectoriales para la Detección de la Adventicia en Imágenes de Ecografía Intracoronaria
Type
Journal Article
Year
2004
Publication
Revista Internacional de Enfermedades Cardiovasculares Revista Española de Cardiología
Abbreviated Journal
Volume
57
Issue
2
Pages
100
Keywords
Abstract
Address
Corporate Author
Thesis
Publisher
Place of Publication
Editor
Language
Summary Language
Original Title
Series Editor
Series Title
Abbreviated Series Title
Series Volume
Series Issue
Edition
ISSN
ISBN
Medium
Area
Expedition
Conference
SEC
Notes
IAM;MILAB
Approved
no
Call Number
IAM @ iam @ RMF2004
Serial
1642
Permanent link to this record
Author
Oriol Rodriguez-Leon; Eduard Fernandez-Nofrerias; Josefina Mauri; Vicente del Valle; Debora Gil; A.Barrios; E.Garcia; Petia Radeva
Title
Perfusion ratio: A new tool to objectively assess microcirculation perfusion after primary Percutaneous Coronary Intervention
Type
Conference Article
Year
2006
Publication
World Congress of Cardiology
Abbreviated Journal
Volume
Issue
Pages
859
Keywords
Abstract
Address
Corporate Author
Thesis
Publisher
Place of Publication
Barcelona (Spain)
Editor
Language
Summary Language
Original Title
Series Editor
Series Title
Abbreviated Series Title
Series Volume
Series Issue
Edition
ISSN
ISBN
Medium
Area
Expedition
Conference
Notes
IAM;MILAB
Approved
no
Call Number
IAM @ iam @ RFM2006c
Serial
1643
Permanent link to this record
Author
Oriol Rodriguez-Leon; Josefina Mauri; Eduard Fernandez-Nofrerias; Vicente de Valle; E.Garcia; A.Barrios; Debora Gil; Petia Radeva
Title
Analysis of the changes in angiography local grey-level values to determine myocardial perfusion
Type
Conference Article
Year
2006
Publication
World Congress of Cardiology
Abbreviated Journal
Volume
Issue
Pages
862
Keywords
Abstract
Address
Corporate Author
Thesis
Publisher
Place of Publication
Barcelona (Spain)
Editor
Language
Summary Language
Original Title
Series Editor
Series Title
Abbreviated Series Title
Series Volume
Series Issue
Edition
ISSN
ISBN
Medium
Area
Expedition
Conference
Notes
IAM;MILAB
Approved
no
Call Number
IAM @ iam @ RMF2006
Serial
1644
Permanent link to this record
Author
David Rotger; Misael Rosales; Jaume Garcia; Oriol Pujol ; Josefina Mauri; Petia Radeva
Title
Active Vessel: A New Multimedia Workstation for Intravascular Ultrasound and Angiography Fusion
Type
Journal Article
Year
2003
Publication
Computers in Cardiology
Abbreviated Journal
Volume
30
Issue
Pages
65-68
Keywords
Abstract
AcriveVessel is a new multimedia workstation which enables the visualization, acquisition and handling of both image modalities, on- and ofline. It enables DICOM v3.0 decompression and browsing, video acquisition,repmduction and storage for IntraVascular UltraSound (IVUS) and angiograms with their corresponding ECG,automatic catheter segmentation in angiography images (using fast marching algorithm). BSpline models definition for vessel layers on IVUS images sequence and an extensively validated tool to fuse information. This approach defines the correspondence of every IVUS image with its correspondent point in the angiogram and viceversa. The 3 0 reconstruction of the NUS catheterhessel enables real distance measurements as well as threedimensional visualization showing vessel tortuosity in the space.
Address
Corporate Author
Thesis
Publisher
Place of Publication
Editor
Language
Summary Language
Original Title
Series Editor
Series Title
Abbreviated Series Title
Series Volume
Series Issue
Edition
ISSN
ISBN
Medium
Area
Expedition
Conference
Notes
IAM;MILAB;HuPBA
Approved
no
Call Number
IAM @ iam @ RRG2003
Serial
1647
Permanent link to this record
Author
F. Javier Sanchez; Jordi Vitria; Enric Marti
Title
Transformaciones Morfológicas de Polígonos Isotéticos
Type
Conference Article
Year
1991
Publication
Primer Congreso Español de Informática Gráfica.
Abbreviated Journal
Volume
Issue
Pages
Keywords
Abstract
Address
Corporate Author
Thesis
Publisher
Place of Publication
Editor
Language
Summary Language
Original Title
Series Editor
Series Title
Abbreviated Series Title
Series Volume
Series Issue
Edition
ISSN
ISBN
Medium
Area
Expedition
Conference
Notes
OR;IAM;MV
Approved
no
Call Number
IAM @ iam @ SVM1991
Serial
1648
Permanent link to this record
Author
Gemma Sanchez; Ernest Valveny; Josep Llados; Enric Marti; Oriol Ramos Terrades; N.Lozano; Joan Mas
Title
A system for virtual prototyping of architectural projects
Type
Conference Article
Year
2003
Publication
Proceedings of Fifth IAPR International Workshop on Pattern Recognition
Abbreviated Journal
Volume
Issue
Pages
65-74
Keywords
Abstract
Address
Corporate Author
Thesis
Publisher
Place of Publication
Editor
Language
Summary Language
Original Title
Series Editor
Series Title
Abbreviated Series Title
Series Volume
Series Issue
Edition
ISSN
ISBN
Medium
Area
Expedition
Conference
Notes
DAG;IAM
Approved
no
Call Number
IAM @ iam @ SVL2003
Serial
1650
Permanent link to this record
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[31–32]
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