Demonstrations showing some of our recent research results in biomedical image processing.
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SURE-LET Wavelet Denoising (in color or in grayscale) A new approach to color or grayscale image denoising. |
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Variational Levelset Spline New formulation of level-set modeling the implicit as a continuous parametric function expressed on a B-spline basis. |
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Steerable Feature Detection General approach for the design of 2-D feature detectors. |
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Extended Depth of Field using the Wavelet Transform Download a program to perform an extended depth of focus of z-stack images to obtain in focus image. |
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Hex-splines A novel spline family for hexagonal lattices. |
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Fractional Splines Wavelets New wavelet bases with a continuously-varying order parameter and ontinuously-varying order and shift parameters. |
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Shifted Linear Interpolation A new method for improving the quality linear interpolation, without any additional cost. |
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Computerized Tomography Simulates the computerized tomography (Radon transform) and performs the reconstruction (filtered backprojection). |
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Comparison of interpolators Compares the standard interpolation functions with the ones developped by the BIG. |
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Fractional Quincunx Wavelets Shows the quincunx transform using filters of fractional order. |
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Resizing The optimal algorithm to resize images. |
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Spline Warping of our staff Bidirectional landmark warping of our staff. |
Demonstrations illustrating some of the techniques described in the Image Processing course.
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Edge Detection Detects edges in an image. |
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Gradient Compares several gradient algorithms. |
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Basis functions of the FFT, DCT and Haar Wavelet Transform |
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Local Normalization Applies a local normalization to an image based on smooth operators. |
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Morphology Operators Basic operators of morphology in binary and gray level images. |
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Smoothing Techniques Compares several methods to smooth an image. |
Template Matching
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Demonstrations designed by students working in our group.
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Drop Shape Analysis Aurélien Stalder |
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3D Deconvolution in Optical Microscopy Pierre Besson |
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Denoising of Fractal-like images using Polyharmonic B-splines Alex Prudencio |
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Filtering in Fourier Domain Joy Anushini Ariarajah |
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Edge detection with a sub-pixel precision Nicolas Pavillon |
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Complex Fractional Splines Wavelet Florian Luisier |
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Virtual Microscope Christophe Magnard |
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Diffusion Enhancing Methods Alwyn Fernandes |
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Continuous Wavelet Transform using Splines Raphaël Ertle |
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Watershed by flooding Daniel Stadelmann |
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Non Linear Diffusion Filtering Laurent Vieira De Mello |
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Interpolation on Affine Transformation Raphaël Marthe |