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MatRIC. Hjertelig takk for invitasjon til Høgskolen i Gjøvik. Presentation. Per Henrik Hogstad. - Mathematics - Statistics - Physics (Main subject: Theoretical Nuclear Physics) - Computer Science - Programming / Objectorienting - Algorithms and Datastructures - Databases
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MatRIC Hjertelig takk for invitasjon til Høgskolen i Gjøvik
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)
MatRIC User Groups Mathematics Teacher Education Mechatronic Electromagnetism ICT Mobile Communication Economy Medicine … Video Lesson Streaming Video Simulation Interactive Simulation Excercises Applications Modeling Simulation Evaluation
Mathematics Problems Technology Enthusiasm Real World List Understanding
MathematicsComputational Mathematics Development and analysis of mathematical models Numerical techniques Method oriented software Science, technology, biology, medicine, … Programming (C, C++, Java, Actionscript, Python, Matlab, Mathematica, … Template
Projects External Projects Mathematics / Physics / Statistics / ICT Internal Projects SimReal+ (SimReal + SimVideo)
External Projects Mathematics - Computer Science - Medicine SINTEF Unimed Ultrasound in Trondheim The Norwegian Radiumhospital in Oslo Sørlandet hospital in Kristiansand / Arendal
The Norwegian Radiumhospital in Oslo - Control of the Linear Accelerator - Databases (patient/employee/activity)- Computations of patientpositions- Mathematical computations of 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 OsloLinear Accelerator - Control of the Linear Accelerator - Databases (patient/employee/activity)- Computations of patient positions Patient Database Linear Accelerator Computer
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 RadiumhospitalMammographyMicro-calcificationsFourier Transformation N=2 N=10
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 TransformMorlet WaveletFourier / Wavelet Fourier Wavelet
Mammography Seismic The Norwegian RadiumhospitalMammographyMicro-calcificationsWavelet Transformation - Mexican Hat ECG
The Norwegian RadiumhospitalMammographyMicro-calcifications Mammography phantom Phantom information Diameter Relative contrast Number of microcalcifications Mathematical tranformation of the mammography imaging Transformed image
Morlet Osteroporosis External part External part E/I bone edge E/I bone edge
Ultrasound Image - Edge detectionSINTEF – Unimed – Ultrasound - Trondheim - Ultrasound Images- Egde Detection- Noise Removal- Egde Sharpening- Edge Detection Prosthesis
Subject Resources Internal / External links Lessons Exercises / Solutions Video lessons / Streaming Mastering Physics SimReal+
SimReal+ = SimReal + SimVideo SimReal+ SimVideo SimReal
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
Live Streaming Different Chapters
Live Streaming Contents Time
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 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)