Search Results - "Gran, F"

Broadband minimum variance beamforming for ultrasound imaging by Holfort, I.K., Gran, F., Jensen, J.A.

“…A minimum variance (MV) approach for nearfield beamforming of broadband data is proposed. The approach is implemented in the frequency domain, and it provides…”
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Hidden in the haystack: low-luminosity globular clusters towards the Milky Way bulge by Gran, F, Zoccali, M, Saviane, I, Valenti, E, Rojas-Arriagada, A, Contreras Ramos, R, Hartke, J, Carballo-Bello, J A, Navarrete, C, Rejkuba, M, Olivares Carvajal, J

“…ABSTRACT Recent wide-area surveys have enabled us to study the Milky Way with unprecedented detail. Its inner regions, hidden behind dust and gas, have been…”
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High frame-rate blood vector velocity imaging using plane waves: Simulations and preliminary experiments by Udesen, J., Gran, F., Hansen, K., Jensen, J.A., Thomsen, C., Nielsen, M.B.

“…Conventional ultrasound methods for acquiring color images of blood velocity are limited by a relatively low frame-rate and are restricted to give velocity…”
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Spectroscopic analysis of VVV CL001 cluster with MUSE by Olivares Carvajal, J, Zoccali, M, Rojas-Arriagada, A, Contreras Ramos, R, Gran, F, Valenti, E, Minniti, J H

“…ABSTRACT Like most spiral galaxies, the Milky Way contains a population of blue, metal-poor globular clusters and another of red, metal-rich ones. Most of the…”
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VVV-WIT-07: another Boyajian’s star or a Mamajek’s object? by Saito, R K, Minniti, D, Ivanov, V D, Catelan, M, Gran, F, Baptista, R, Angeloni, R, Caceres, C, Beamin, J C

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APOGEE view of the globular cluster NGC 6544 by Gran, F, Zoccali, M, Rojas-Arriagada, A, Saviane, I, Contreras Ramos, R, Beaton, R, Bizyaev, D, Cohen, R E, Fernández-Trincado, J G, García-Hernández, D A, Geisler, D, Lane, R R, Minniti, D, Moni Bidin, C, Nitschelm, C, Olivares Carvajal, J, Pan, K, Rojas, F I, Villanova, S

“…ABSTRACT The second phase of the APOGEE survey is providing near-infrared (near-IR), high-resolution, high signal-to-noise spectra of stars in the halo, disc,…”
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Adaptive spectral doppler estimation by Gran, F., Jakobsson, A., Jensen, J.A.

“…In this paper, 2 adaptive spectral estimation techniques are analyzed for spectral Doppler ultrasound. The purpose is to minimize the observation window needed…”
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Coded ultrasound for blood flow estimation using subband processing by Gran, F., Udesen, J., Nielsen, M., Jensen, J.

“…This paper investigates the use of coded excitation for blood flow estimation in medical ultrasound. Traditional autocorrelation estimators use narrow-band…”
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In-vivo examples of flow patterns with the fast vector velocity ultrasound method by Hansen, K L, Udesen, J, Gran, F, Jensen, J A, Bachmann Nielsen, M

“…Conventional ultrasound methods for acquiring color flow images of the blood motion are limited by a relatively low frame rate and are restricted to only…”
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Spatial encoding using a code division technique for fast ultrasound imaging by Gran, F., Jensen, J.A.

“…This paper describes a method for spatial encoding in synthetic transmit aperture ultrasound imaging. This allows several ultrasonic sources to be active…”
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Frequency division transmission imaging and synthetic aperture reconstruction by Gran, F., Jensen, J.A.

“…In synthetic transmit aperture imaging only a few transducer elements are used in every transmission, which limits the signal-to-noise ratio (SNR). The…”
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Designing Waveforms for Temporal Encoding Using a Frequency Sampling Method by Gran, F., Jensen, J.A.

“…In this paper a method for designing waveforms for temporal encoding in medical ultrasound imaging is described. The method is based on least squares…”
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Impact of Collaborative Testing on Student Performance and Satisfaction in a Chiropractic Science Course by Meseke, Christopher A., PhD, Bovée, Michael L., MSEd, DC, Gran, Donald F., MSEd, DC

“…Abstract Objective The purpose of this study is to examine student performance and attitudes within both collaborative testing and traditional (solo) testing…”
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In- vivo validation of fast spectral velocity estimation techniques by Hansen, K.L., Gran, F., Pedersen, M.M., Holfort, I.K., Jensen, J.A., Nielsen, M.B.

“…Spectrograms in medical ultrasound are usually estimated with Welch’s method (WM). WM is dependent on an observation window (OW) of up to 256 emissions per…”
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Multi-frequency encoding for fast color flow or quadroplex imaging by Oddershede, N., Gran, F., Jensen, J.A.

“…Ultrasonic color flow maps are made by estimating the velocities line by line over the region of interest. For each velocity estimate, multiple repetitions are…”
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Robust and Efficient Pose Estimation of Pipes for Contact Inspection using Aerial Robots by Salvago, M., Perez-Gran, F. J., Parra, J., Trujillo, M. A., Viguria, A.

“…This work describes the methodology for detecting pipes and their pose in refineries inspection using Unmanned Aerial Vehicles (UAV s) for remote Ultrasonic…”
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Pediatric onset of mitochondrial myopathy due to ANT1 mutation by Martinez-Saez, E, Olive, M, Sanchez-Montañez, A, Gratacos, M, Gran-Piña, F, García-Arumí, E, Paredes, F, Camacho-Soriano, J, Ramón y Cajal, S, Macaya, A, Munell, F

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Adaptive Feedback Cancellation With Band-Limited LPC Vocoder in Digital Hearing Aids by Guilin Ma, Gran, F, Jacobsen, F, Agerkvist, F T

“…Feedback oscillation is one of the major issues with hearing aids. An effective way of feedback suppression is adaptive feedback cancellation, which uses an…”
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Preceptor doctors' assessment of the clinical skills of chiropractic externs by Hynes, Roger J R, Callender, Alana K, Hynes, Rachelle A, Gran, Donald F

“…This study surveyed preceptor doctors' opinions of student competence before and after a chiropractic preceptorship. The qualitative and quantitative survey…”
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Functional results after a children's cardiac rehabilitation program after a heart transplant by Launois, P., Planas, B., Pujol, V., Gran, F., Abella, R., Albert, D., Gómez-Garrido, A.

“…Heart transplantation (HT) is the treatment indicated in those patients who are in the final phase of their heart disease. It is known that heart transplant…”
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