MATLAB IntroductionTrygve EftestølKarl Skretting

Aim of the course• Get to know MATLAB

– What is MATLAB?• Why use MATLAB?

– Basic training• User interface• Basic functions• Visualisation• Programming• Analysis

Hva er MATLAB?• Why use MATLAB?

– Mathematcal computations

– Visualisation– Analysis– Used a lot for problem

solving • Cybernetics • Signal processing• Image processing• Pattern recognition• …

Basic training• User interface• Basic functions• Visualisation• Programming• Analysis

User interface• Command

window• Workspace• Editor• Help

User interface• Command window

User interface• Workspace

User interface• Editor

User interface• Help

– Contents– Index– Search– Demo

Basic functions• Create matrices• Matrix operations• Matrix functions• Matrix indexing• Logical operations

Basic functions• Create matrices

– Scalar– Vector– Matrix

Basic functions• Matrix operators

Basic functions• Matrix functions

Basic functions• Matrix indexing

Basic functions• Logical operators

Visualisation•2D-plotting•3D-plotting

Visualisation• 2D-plotting

Visualisation• 3D-plotting

Visualisation• 3D-plotting

Programming• Function files• Control structures

– if– while– for

Programming• Function files

Programming• Condition control using if

Programming• Iterations using while

Programming• Iterations using for

Analysis• Estimate pulse rate

– Reading from data file– Plotting of signal– Detection of peaks– Problem – false

detections• Spectral analysis• Filtering

Analysis• Reading from data

file• Plotting of signal• Detection of peaks

Analysis• Problem – false

detections– Spectral analysis– Filtering