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Presentation. Per Henrik Hogstad. -Mathematics -Statistics -Physics(Main subject: Theoretical Nuclear Physics) -Computer Science -Programming / Objectorienting -Algorithms and Datastructures -Databases -Digital Image Processing -Supervisor Master Thesis

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Presentation

Presentation

Per Henrik Hogstad

  • -Mathematics

  • -Statistics

  • -Physics(Main subject: Theoretical Nuclear Physics)

  • -Computer Science

  • -Programming / Objectorienting

  • -Algorithms and Datastructures

  • -Databases

  • -Digital Image Processing

  • -Supervisor Master Thesis

  • Research-Mathematics of Wavelets + Computer Application Wavelets/Medicine-SimReal+(SimReal + SimVideo)


Projects

Projects

External Projects

Mathematics / Physics / Statistics / ICT

Internal Projects

SimReal+ (SimReal + SimVideo


External projects

External Projects

Mathematics - Computer Science - Medicine

SINTEF Unimed Ultrasound in Trondheim

The Norwegian Radiumhospital in Oslo

Sørlandet hospitalin Kristiansand / Arendal


The norwegian radiumhospital in oslo

The Norwegian Radiumhospital in Oslo

-Control of the Linear Accelerator

-Databases (patient/employee/activity)-Computations of patientpositions-Mathematical computationsof medical image information

-Different imageformat (bmp, dicom, …)

-Noise Removal

-Graylevel manipulation (Histogram, …)

-Convolution, Gradientcomputation

-Multilayer images

-Transformations (Fourier, Wavelet, …)-Mammography

-...

Wavelet


The norwegian radiumhospital in oslo linear accelerator

The Norwegian Radiumhospital in OsloLinear Accelerator

-Control of the Linear Accelerator

-Databases (patient/employee/activity)-Computations of patient positions

Patient

Database

Linear Accelerator

Computer


Wavelets new mathematical method with many interesting applications

WaveletsNew mathematical method with many interesting applications

Divide a function into parts with frequency and time/position information

Signal Processing-Image Processing-Astronomy/Optics/Nuclear Physics

Image/Speech recognition-Seismologi-Diff.equations/Discontinuity


The norwegian radiumhospital mammography micro calcifications fourier transformation

The Norwegian RadiumhospitalMammographyMicro-calcificationsFourier Transformation

N=2

N=10


Definition of the continuous wavelet transform cwt

Definition of The Continuous Wavelet Transform CWT

The continuous-time wavelet transform (CWT)

of f(x) with respect to a wavelet (x):

L2(R )


Wavelet transform morlet wavelet fourier wavelet

Wavelet TransformMorlet WaveletFourier / Wavelet

Fourier

Wavelet


The norwegian radiumhospital mammography micro calcifications wavelet transformation mexican hat

Mammography

Seismic

The Norwegian RadiumhospitalMammographyMicro-calcificationsWavelet Transformation - Mexican Hat

ECG


The norwegian radiumhospital mammography micro calcifications

The Norwegian RadiumhospitalMammographyMicro-calcifications

Mammography

phantom

Phantom information

Diameter

Relative contrast

Number of microcalcifications

Mathematical tranformation

of the mammography imaging

Transformed image


Wavelet transform mammography video

Wavelet TransformMammography - Video


Osteroporosis

Morlet

Osteroporosis

External part

External part

E/I bone edge

E/I bone edge


Ultrasound image edge detection sintef unimed ultrasound trondheim

Ultrasound Image - Edge detectionSINTEF – Unimed – Ultrasound - Trondheim

-Ultrasound Images-Egde Detection-Noise Removal-Egde Sharpening-Edge Detection

Prosthesis


Presentation

Subject Resources

Internal / External links

Lessons

Exercises / Solutions

Video lessons / Streaming

Mastering Physics

SimReal+


Presentation

SimReal+ = SimReal + SimVideo

SimReal+

SimVideo

SimReal


Presentation

SimReal+

Interactice Learning Tool in Mathematics / Physics / Statistics / Computer Science Video Lesson / Live Streaming / Video Simulation / Interactive Simulation / Exercise / Applicaction

Video Lesson

Streaming

Video Simulation

Interactive Simulation

Exercise

Application


Mathematics parabel

MathematicsParabel


Presentation

Live Streaming

Different Chapters


Presentation

Live Streaming

Contents

Time


Comments results

Comments / Results

Survey

Exam - Physics

Comments from the students

- A great supplement, and very good academic contents

- A great way to repeat past lectures

- I wish this could be used in all my courses

- Enables me to get a better understanding of the subject

- Extremely impressive that you have spent all this time to create such a fantastic tool.


Simreal research

SimReal+ - Research

Brekke: LICE conference

London International Conference

on Education

Brekke/Hogstad:Journal

New teaching methods

Using computer technology

in physics and mathematics

Elira Curri:Master Thesis (UiA, Albania)

Ninni Marie Hogstad:Master Thesis (UiA)


Presentation

END


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