This article introduces a novel method named "Parallel Imaging and Noquist in Tandem" (PINOT) for accelerated image acquisition of cine cardiac magnetic resonance imaging. This method combines two prior information formalisms, ...
Montañana, José Miguel; Hervás , Antonio; Morillas, Samuel; Soriano Jiménez, Pedro Pablo(Universitat Politècnica de València, 2021-11-30)
[EN] Many complex systems can be modeled by graphs and networks, [4]. In some problems, the study
of communities allows quantitative and qualitative approaches and obtaining some knowledge
about the structure of the graph ...
Flores, Liubov Alexandrovna(Universitat Politècnica de València, 2014-04-23)
[ES] En medicina, el diagnóstico basado en imágenes TAC es fundamental. En este trabajo se analiza la implementación paralela en sistemas multicore, cluster y GPUs de los algoritmos analítico de reconstrucción de imágenes ...
Pérez Jiménez, Alberto José; Perez-Soler, Javier; Perez-Cortes, Juan-Carlos; Guardiola Garcia, Jose Luis(Institute of Electrical and Electronics Engineers, 2024)
[EN] 3D object alignment is essential in multiple fields. For instance, to allow precise measurements in metrology, to perform surface/volumetric checks or quality control in industrial inspection, to align partial captures ...
Oliver, J,F.; Fuster García, Elíes; Cabello, J.; Tortajada Velert, Salvador; Rafecas Lopez, Maria Magdalena(Institute of Electrical and Electronics Engineers (IEEE), 2013-10)
Positron Emission Tomography (PET) is based on the detection in coincidence of the two photons created in a positron annihilation. In conventional PET, this coincidence identification is usually carried out through a ...
Cañizares Ledo, Gabriel(Universitat Politècnica de València, 2022-07-28)
[ES] Desde su creación en la década de 1950, las imágenes tomográficas han resultado muy valiosas en el ámbito médico ayudando tanto en el diagnóstico como en el tratamiento de múltiples enfermedades. Dentro de la imagen ...
[EN] Human plays a key role in metaverse and digital twin systems and thus live three-dimensional (3D) human shape reconstruction brings significant improvement for highly accurate anthropomorphic measurements. However, ...
Iborra, A.; Rodríguez-Álvarez, M. J.; Soriano, A.; Sánchez, F.; Bellido, P.; Conde, P.; Crespo, E.; González Martínez, Antonio Javier; Martos, F.; Moliner, L.; Rigla, J. P.; Seimetz, Michael; Vidal San Sebastian, Luis Fernando; Benlloch Baviera, Jose María(IEEE, 2013-11-02)
[EN] The QR-Decomposition algorithm for CT 3D image
reconstruction uses a linear system of equations to model the
CT system response. Linear systems have a condition number
that can be used to estimate the image noise. ...
Lecoq, P.; González Martínez, Antonio Javier; Auffray, E.; Konstantinou, G.; Nuyts, J.; Prior, J. O.; Turtos, R. M.; Varela, J.(Institute of Electrical and Electronics Engineers, 2023-05)
[EN] We report in this article on the Fast Timing in Medical Imaging workshop, (Valencia, 2 June 2022). The workshop gathered 104 attendees from all over the world, with representatives from the academic and industrial ...
Moliner Martínez, Laura; Correcher, Carlos; González Martínez, Antonio Javier; Conde Castellanos, Pablo Eloy; Hernández Hernández, Liczandro; Orero Palomares, Abel; Rodríguez Álvarez, María José; Sánchez Martínez, Filomeno; Soriano Asensi, Antonio; Vidal San Sebastián, Luis Fernando; Benlloch Baviera, Jose María(Elsevier, 2013-02-21)
In this work we present an innovative algorithm for the reconstruction of PET images based on the List-Mode (LM) technique which improves their spatial resolution compared to results obtained with current MLEM algorithms. ...
Subías Sarrato, José Daniel(Universitat Politècnica de València, 2022-09-16)
[ES] Editar intuitivamente la apariencia de los materiales, solo a partir de una sola imagen, es una tarea desafiante dada la complejidad y ambigüedad de las interacciones entre luz y materia. Este problema se ha resuelto ...
The success of oral surgery is subject to accurate advanced planning. In order to properly plan for dental surgery or a suitable implant placement, it is necessary an accurate segmentation of the jaw tissues: the teeth, ...
Moratal Pérez, David; Vallés Lluch, Ana; Bodí, Vicent; Brummer, Marijn Eduard(Institute of Electrical and Electronics Engineers (IEEE), 2011-03)
Reconstruction of magnetic resonance images from data not falling on a Cartesian grid is widely used for fast acquisitions, and it is a Fourier inversion problem typically solved using convolution interpolation, also known ...
Martínez Navarro, Héctor(Universitat Politècnica de València, 2016-06-27)
[EN] The Weighted Total Difference Minimization algorithm with Soft Threshold Filtering (WTDM-STF) is chosen in this thesis as a recent algebraic method for few-view computed tomography. Presented in 2014, it is depicted ...
Solves Llorens, Juan Antonio; Rupérez Moreno, María José; Monserrat Aranda, Carlos; Feliu, E.; García, M.; Lloret, M.(Hindawi Publishing Corporation, 2012)
A novel method of skin segmentation is presented aimed to obtain as many pixels belonging to the real skin as possible. This method is validated by experts in radiology. In addition, a biomechanical model of the breast, ...
In medicine, computed tomographic images are reconstructed from a large number of measurements of X-ray transmission through the patient (projection data). The mathematical model used to describe a computed tomography ...
Nuyts, Johan; Defrise, Michel; Gundacker, Stefan; Roncali, Emilie; Lecoq, Paul(Institute of Electrical and Electronics Engineers, 2023-05)
[EN] It is well known that measurement of the time-of-flight (TOF) increases the information provided by coincident events in positron emission tomography (PET). This information increase propagates through the reconstruction ...
Ozturk-Isik, Esin; Marshall, Ian; Filipiak, Patryk; Benjamin, Arnold J. V.; Ones, Valia Guerra; Ortiz-Ramón, Rafael; Valdes Hernandez, Maria del C.(The Royal Society, 2017)
[EN] The high fidelity reconstruction of compressed and low-resolution magnetic resonance (MR) data is essential for simultaneously improving patient care, accuracy in diagnosis and quality in clinical research. Sponsored ...