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pro vyhledávání: '"M. Sigelle"'
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Publikováno v:
[1990] Proceedings of the Twelfth Annual International Conference of the IEEE Engineering in Medicine and Biology Society.
This paper presents a sequence of processings applied in parallel on two stereoscopic projections of angiographic images, in order to detect vascular pathologies site on bifurcations. Following directing centerlines of the bifurcation detection via a
Autor:
M. Sigelle, Emmanuel Bratsolis
Publikováno v:
6th International Conference on Signal Processing, 2002..
A speckle reduction method for synthetic aperture radar (SAR) images is presented here. This method can be considered as a first step for the extraction of other important information. The second one is the detection of high reflectance regions which
Publikováno v:
ICPR (3)
A comparison is made between several hidden Markov models in the context of printed character recognition. Two HMMs are first compared, one dealing with columns of a character image, and the other dealing with lines. These 2 HMMs are then associated
Publikováno v:
IEEE Transactions on Geoscience and Remote Sensing
IEEE Transactions on Geoscience and Remote Sensing, Institute of Electrical and Electronics Engineers, 2003, 41 (3), pp.675-686. ⟨10.1109/TGRS.2003.809940⟩
IEEE Transactions on Geoscience and Remote Sensing, Institute of Electrical and Electronics Engineers, 2003, 41 (3), pp.675-686. ⟨10.1109/TGRS.2003.809940⟩
International audience; Due to the enormous quantity of radar images acquired by satellites and through shuttle missions, there is an evident need for efficient automatic analysis tools. This paper describes unsupervised classification of radar image
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b0d6acab354406fef8a846a30db94dd2
https://hal.archives-ouvertes.fr/hal-01347239
https://hal.archives-ouvertes.fr/hal-01347239
Autor:
Emmanuel Bratsolis, M. Sigelle
Publikováno v:
ISSPA (1)
In this paper we describe an approximation of speckled image observation (attachment to data) laws by generalized Gaussian pdfs. We use Kullback-Leibler (KL) divergence (entropy) for this purpose. This leads to a mathematical model which can be usefu
Publikováno v:
ICASSP
An extension of the multi-band model including inter-band control of time asynchrony is described. It is based on the framework of Markov random fields. The law of the speech process is given by a parametric Gibbs distribution and a maximum likelihoo
Publikováno v:
IEEE transactions on medical imaging. 13(1)
A three-dimensional (3D) reconstruction of the vessel lumen from two angiographic views, based on the reconstruction of a series of cross-sections, is proposed. Assuming uniform mixing of contrast medium and background subtraction, the cross-section
Publikováno v:
Medicalbiological engineeringcomputing. 30(6)
The paper presents a method to model an arterial bifurcation from a pair of X-ray angiographic images. It is the initial step of a reconstruction process aiming at detecting and quantifying abnormal sites located on bifurcations. The method proposed
Autor:
R. Hierle, M. Sigelle
Publikováno v:
Journal of Applied Physics. 52:4199-4204
We present a method for measuring linear electrooptic coefficients involving comparative measurement of interferometric phase‐modulation indices at wavelength λ = 6328 A. The accuracy of the method (8–16%) varies according to the crystalline qua