PřF:Z8114 Digital image processing - Course Information

Z8114 Remote sensing digital image processing

Extent and Intensity

2/2/0. 5 credit(s). Recommended Type of Completion: zk (examination). Other types of completion: k (colloquium).

Teacher(s)

prof. RNDr. Petr Dobrovolný, CSc. (lecturer)
Mgr. Jan Běťák (seminar tutor)
Mgr. Ondřej Marvánek, Ph.D. (seminar tutor)

Guaranteed by

RNDr. Vladimír Herber, CSc.
Department of Geography – Earth Sciences Section – Faculty of Science
Contact Person: prof. RNDr. Petr Dobrovolný, CSc.

Timetable

Thu 10:00–11:50 Z1

• Timetable of Seminar Groups:

Z8114/01: Mon 8:00–9:50 Z4, J. Běťák, O. Marvánek
Z8114/02: Thu 8:00–9:50 Z4, J. Běťák, O. Marvánek
Z8114/03: Mon 10:00–11:50 Z4, J. Běťák, O. Marvánek

Course Enrolment Limitations

The course is also offered to the students of the fields other than those the course is directly associated with.

fields of study / plans the course is directly associated with

there are 6 fields of study the course is directly associated with, display

Course objectives

Hard copy images and digital images. Interpretation of hard copy imagery Principles of visual interpretation, interpretation keys Advantages and drawbags of hard copy imagery and visual interpretation Characteristics of digital imagery. Raster data format and its specific features Remotely sensed data chracter, A- D conversion. Basic types of image resolution Image Data storage. Comonn and specific data formats. Image compression. Auxiliary data. Basic steps of digital image data processing Preprocessing, radiometric and atmospheric corrections. Geometric correction and transformation. Image enhancement, image histogram. Principles of automatic classification. Suppervised and unsuppervised approaches New methods of image classification. Image processing of RADAR and hyperspectral data. Change detection.

Syllabus

• 1. Basic properties of digital image A-D conversion, DN and its meaning,histogram, multispectral and hyperspectral data, types of vizualization, color spaces, RGB system 2. Preprocessing of digital imagery Radiometric and atmospheric corrections - basic algorithms, geometric correction - overview of common methods(polynomic transformation, splines, TIN, orthocorrection using DEM 3. Image enhancement I. Radiometric (point) enhancements, working with histogram, image contrast, basic types of radiometric enhancements, LUT, density slicing 4. Image enhancement II. Spatial enhancements - image filtering, principles and basic algorithms of high and low pass filtering, Fourier transformation, textural analysis of RADAR images 5. Image enhancements III. Multi band image transformations, color transformations, IHS x RGB, principal component analysis, ratio images, spectral (vegetation) indicies, TASSELED CAP 6. Suppervised image classification I. Spectral signatures and feature space, common approaches, training sites, 7. Suppervised image classification II. Per-pixel classificators - parelellepipeds, minimum distance, maximum likelyhood, spectral signatures and its statistical description and evaluation. Evaluation of image classification - error matrix, test sites. 8. Unsuppervised image classification Spectral and information classes, cluster analysis, ISODATA a K-MEANS, aggregation, postclassification corections 9. New approaches to image classification Fuzzy classification, neural networks, textural and contextual classification kontextuální, SAM, ECHO 10. RADAR data image processing. Specifc features of RADAR imagery, basic algorithms, filtering, textural analysis, examples using RADAR imagery 11. Principles of hyperspectral image analysis. Hyperspectral cube, "mixels" and a "pure" pixels, spectral libraries, endmembers, hyperspectral data classification - unmixing 12. Basic approaches to change detection Ratio images, classification comparison, Change vector analysis, PCA

Literature

• DOBROVOLNÝ, Petr. Dálkový průzkum Země. Digitální zpracování obrazu. 1. vyd. Brno: Masarykova univerzita, 1998, 208 s. ISBN 8021018127. info
• LILLESAND, Thomas M. and Ralph W. KIEFER. Remote sensing and image interpretation. 3rd ed. New York: John Wiley & Sons, 1994, xvi, 750. ISBN 0471577839. info
• CAMPBELL, James B. Introduction to remote sensing. New York: Guilford Press, 1987, xxiv, 551. ISBN 0-89862-776-1. info

Language of instruction

Czech

Further Comments

The course is taught annually.

Listed among pre-requisites of other courses

• ZX555 Copernicus – European Earth Observation and monitoring programme – online
  kredity_min(20) && ((!ZX555A) || (!Z8114)|| !obor(GKGI) || !program(B-GEK) || !obor(KART) || !obor(GIRR) || !obor(GITU)|| !obor(APGI))  
• ZX555A Copernicus – European Earth Observation
  ((!ZX555) && (!Z8108) && (!Z8114)) || souhlas  

• Enrolment Statistics (Spring 2004, recent)
  
• Permalink: https://is.muni.cz/course/sci/spring2004/Z8114