Zpracování obrazových dat

Garant předmětu:

Přednášející:

Cvičící:

Předmět zajišťuje:

katedra biomedicínské informatiky

Anotace:

Continuous image representation, linear 2D systems, 2D spectrum, Digital representation of images, Basic image characteristics: brightness, contrast, resolution, noise, look up tables, histogram, Discrete Fourier transform, discrete cosine transform, image enhancement, geometric operations, image filtering, morphological operations, image restoration, image segmentation, basic principles of image compression.

Požadavky:

The conditions for credit is participation on the practices and successful solution of individual exercise.

Osnova přednášek:

1.Overview of available resources of image data, image sensing process, cameras

2.Basic scheme of image scanning, digitalization and processing. Different image sensing elements.

3.Image digitalization, quantization, types and features, demonstration on HW for digitalization and microscope.

4.Image as two dimensional matrix of data, 3D contours, basic operations on pixels, pixel connectivity.

5.Arithmetic and logic operations on the image, Look up tables (LUS), histogram, histogram equalization.

6.2D Fourier transformation, 2D convolution, image filtering.

7.Image segmentation, geometrical transformation, basic principles of image compression.

Osnova cvičení:

1.Specifications of Image processing in Matlab, Image processing toolbox, basic image procession operations.

2.Computation of basic image parameters (min. and max brightness, size, SNR, etc.)

3.Arithmetic and logic operations on the image, Look up tables (LUT), histogram, histogram equalization.

4.Histogram and operation on the histogram

5.2D Fourier transformation, 2D convolution (different types of masks), image filtering.

6.Image segmentation, geometrical transformation.

7.Image compression.

Cíle studia:

The goal of the subject is give the basic principles of image sensing processes including digitalization and further image processing (implementation of basic image processing algorithms).

Studijní materiály:

[1]Gonzales, R.C.: Digital Image Processing using MATLAB, USA, Prentice Hall, 2004.

Poznámka:

Rozvrh na zimní semestr 2024/2025:

Rozvrh není připraven

Rozvrh na letní semestr 2024/2025:

Rozvrh není připraven

Předmět je součástí následujících studijních plánů:

• Prospectus - bakalářský (!)
• Bakalářský studijní program Biomedicínská technika v aj (povinně volitelný předmět)