Search Results - "Górriz, J M"

Ensemble of random forests One vs. Rest classifiers for MCI and AD prediction using ANOVA cortical and subcortical feature selection and partial least squares by Ramírez, J., Górriz, J.M., Ortiz, A., Martínez-Murcia, F.J., Segovia, F., Salas-Gonzalez, D., Castillo-Barnes, D., Illán, I.A., Puntonet, C.G.

“…[Display omitted] •Mild cognitive impairment prediction method based on an ensemble of one vs. all multi-class classifier.•Revised ANOVA feature selection…”
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Application of Empirical Mode Decomposition (EMD) on DaTSCAN SPECT images to explore Parkinson Disease by Rojas, A., Górriz, J.M., Ramírez, J., Illán, I.A., Martínez-Murcia, F.J., Ortiz, A., Gómez Río, M., Moreno-Caballero, M.

“…► Procedure to classify DaTSCAN images using Empirical Mode Decomposition (EMD). ► Intensity normalization and filtering, PCA and SVM are used in combination…”
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Hardware implementation of real-time pedestrian detection system by Helali, Abdelhamid, Ameur, Haythem, Górriz, J. M., Ramírez, J., Maaref, Hassen

“…Histogram of oriented gradients (HOG) descriptor and support vector machine (SVM) classifier have been considered as a very efficient and robust tools used in…”
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Using frequency analysis to improve the precision of human body posture algorithms based on Kalman filters by Olivares, Alberto, Górriz, J.M, Ramírez, J, Olivares, G

“…Abstract With the advent of miniaturized inertial sensors many systems have been developed within the last decade to study and analyze human motion and…”
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SVM-based CAD system for early detection of the Alzheimer's disease using kernel PCA and LDA by López, M.M., Ramírez, J., Górriz, J.M., Álvarez, I., Salas-Gonzalez, D., Segovia, F., Chaves, R.

“…Single-photon emission tomography (SPECT) imaging has been widely used to guide clinicians in the early Alzheimer's disease (AD) diagnosis challenge. However,…”
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Brain Connectivity Analysis: A Short Survey by Lang, Elmar W., Tomé, A. M., Keck, I. R., Saez, Juan Manuel Gorriz, Puntonet, C. G.

“…This short survey the reviews recent literature on brain connectivity studies. It encompasses all forms of static and dynamic connectivity whether anatomical,…”
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Neural Computation links Neuroscience: a synergistic approach by Ferrández, J. M., Barakova, E., Górriz, J. M.

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Comparison between Different Intensity Normalization Methods in 123I-Ioflupane Imaging for the Automatic Detection of Parkinsonism by Brahim, A, Ramírez, J, Górriz, J M, Khedher, L, Salas-Gonzalez, D

“…Intensity normalization is an important pre-processing step in the study and analysis of DaTSCAN SPECT imaging. As most automatic supervised image segmentation…”
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Classification of functional brain images using a GMM-based multi-variate approach by Segovia, F., Górriz, J.M., Ramírez, J., Salas-González, D., Álvarez, I., López, M., Chaves, R., Padilla, P.

“…This paper presents a novel method for automatic selection of regions of interest (ROIs) of functional brain images based on Gaussian mixture models (GMM),…”
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Computer-aided diagnosis of Alzheimer's disease using support vector machines and classification trees by Salas-Gonzalez, D, Górriz, J M, Ramírez, J, López, M, Alvarez, I, Segovia, F, Chaves, R, Puntonet, C G

“…This paper presents a computer-aided diagnosis technique for improving the accuracy of early diagnosis of Alzheimer-type dementia. The proposed methodology is…”
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Multivariate analysis of dual-point amyloid PET intended to assist the diagnosis of Alzheimer’s disease by Segovia, F., Ramírez, J., Castillo-Barnes, D., Salas-Gonzalez, D., Gómez-Río, M., Sopena-Novales, P., Phillips, C., Zhang, Y., Górriz, J.M.

“…Several studies have recently suggested that amyloid Positron Emission Tomography (PET) data acquired immediately after the radiotracer injection provide…”
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Functional activity maps based on significance measures and Independent Component Analysis by Martínez-Murcia, F.J, Górriz, J.M, Ramírez, J, Puntonet, C.G, Illán, I.A

“…Abstract The use of functional imaging has been proven very helpful for the process of diagnosis of neurodegenerative diseases, such as Alzheimer's Disease…”
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Automatic selection of ROIs in functional imaging using Gaussian mixture models by Górriz, J.M., Lassl, A., Ramírez, J., Salas-Gonzalez, D., Puntonet, C.G., Lang, E.W.

“…We present an automatic method for selecting regions of interest (ROIs) of the information contained in three-dimensional functional brain images using…”
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Correction: Comparison between Different Intensity Normalization Methods in 123I-Ioflupane Imaging for the Automatic Detection of Parkinsonism by Brahim, A, Ramírez, J, Górriz, J M, Khedher, L, Salas-Gonzalez, D

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Analysis of SPECT brain images for the diagnosis of Alzheimer's disease based on NMF for feature extraction by Padilla, P., Górriz, J.M., Ramírez, J., Lang, E.W., Chaves, R., Segovia, F., López, M., Salas-González, D., Álvarez, I.

“…This letter presents a novel computer-aided diagnosis (CAD) technique for the early diagnosis of Alzheimer's disease (AD) based on non-negative matrix…”
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Functional Biomedical Images of Alzheimer's Disease. A Green's Function-based Empirical Mode Decomposition Study by Al-Baddai, S, Neubauer, A, Tomé, A M, Vigneron, V, Salas-Gonzalez, D, Górriz, J M, Puntonet, C G, Lang, E W

“…Positron emission tomography (PET) provides a functional imaging modality to detect signs of dementias in human brains. Two-dimensional empirical mode…”
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Gated Sensor Fusion: A way to Improve the Precision of Ambulatory Human Body Motion Estimation by Olivares, Alberto, Górriz, J M, Ramírez, J, Olivares, Gonzalo

“…Human body motion is usually variable in terms of intensity and, therefore, any Inertial Measurement Unit attached to a subject will measure both low and high…”
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NMF-SVM Based CAD Tool Applied to Functional Brain Images for the Diagnosis of Alzheimer's Disease by Padilla, P., Lopez, M., Gorriz, J. M., Ramirez, J., Salas-Gonzalez, D., Alvarez, I.

“…This paper presents a novel computer-aided diagnosis (CAD) technique for the early diagnosis of the Alzheimer's disease (AD) based on nonnegative matrix…”
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Expectation–Maximization algorithm for finite mixture of α-stable distributions by Castillo-Barnes, D., Martinez-Murcia, F.J., Ramírez, J., Górriz, J.M., Salas-Gonzalez, D.

“…A Gaussian Mixture Model (GMM) is a parametric probability density function built as a weighted sum of Gaussian distributions. Gaussian mixtures are used for…”
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Wagyromag: Wireless sensor network for monitoring and processing human body movement in healthcare applications by Olivares, A., Olivares, G., Mula, F., Górriz, J.M., Ramírez, J.

“…Human body movement can be monitored through a wireless network composed of inertial sensors. This work presents the development of Wagyromag (Wireless…”
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