Search for tag: "physics"

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2108-Hotspot-Copernicus duration 1 hour 7 minutes 2108-Hotspot-Copernicus 2108-Hotspot-Copernicus	2108-Hotspot-Copernicus Influence Through Mixing: Hotspots as Cartoons of Quantum Black Holes. Seminar given to the Copernicus international online seminar series. things field epsilon function fields lambda thing physics theory picture times hole renormalization phi source answer functions problem kind hotspot From Clifford Burgess 4 plays 0
2108-Inflation Overview-COSMO2021 duration 30 minutes 17 seconds 2108-Inflation Overview-COSMO2021 2108-Inflation Overview-COSMO2021	2108-Inflation Overview-COSMO2021 This is a short personal overview of some topics in inflationary cosmology. Unfortunately the video froze during the first few slides, but it stops doing so not too far in. (Apologies for this.) things theory models scale inflation physics field string symmetry fluctuations thing theories energy control kind questions space expansion scales problem From Clifford Burgess 6 plays 0
2104-UVClues-Imperial-Burgess duration 1 hour 11 minutes 2104-UVClues-Imperial-Burgess 2104-UVClues-Imperial-Burgess	2104-UVClues-Imperial-Burgess EFTS, Gravity and Clues from the UV: Theory Group Seminar for Imperial College April 2021 theory things scale field energy thing physics energies theories gravity models space fields string symmetry expansion point problem sense fact From Clifford Burgess 55 plays 0
January 22, 2021 - Alex Bihlo duration 1 hour 7 minutes January 22, 2021 - Alex Bihlo January 22, 2021 - Alex Bihlo	January 22, 2021 - Alex Bihlo sort model rate precipitation fact prediction problem atmosphere temperature networks weather machine learning condition uncertainty images question resolution physics distribution From MATHEUS GRASSELLI 6 plays 0
2102-EFTsInflation-ChungAngU-Burgess duration 47 minutes 9 seconds 2102-EFTsInflation-ChungAngU-Burgess 2102-EFTsInflation-ChungAngU-Burgess	2102-EFTsInflation-ChungAngU-Burgess Talk on EFTs and Inflation given to the Chung Ang University conference Beyond the Standard Model, Feb 3 2021. theory things field energy thing inflation models theories gravity scale expansion times story cosmology string energies problem derivatives physics symmetries From Clifford Burgess 43 plays 0
QFT-Tut-210111 duration 54 minutes 1 second QFT-Tut-210111 QFT-Tut-210111	QFT-Tut-210111 This is the QFT tutorial for Jan 11, 2021 things notes lecture theory field thing material questions assignments lectures level end week bit topics kind class yada mechanics physics From Clifford Burgess 61 plays 0
Week13_Image guidence in Radiation Therapy_16_9 duration 1 hour 34 minutes Week13_Image guidence in Radiation Therapy_16_9 Week13_Image guidence in Radiation Therapy_16_9	Week13_Image guidence in Radiation Therapy_16_9 This lecture is part of MedPhys 4D03 lecture series for the Fall 2020 semester. It introduces students to the various technologies if Image Guided Radiation Therapy, such as Cone-beam CT, respiratory… medical physics medical imaging igrt radiotherapy treatment patient radiation beam image ct breath prostate therapy couch breast sort patients tumor surface ray delivery cyberknife accelerator detector From Janos Juhasz 8 plays 0
Week12_Image_reconstrunction_MRI duration 1 hour 6 minutes Week12_Image_reconstrunction_MRI Week12_Image_reconstrunction_MRI	Week12_Image_reconstrunction_MRI This lecture is part of MedPhys 4D03 lecture series for the Fall 2020 semester. It introduces the mathematics of image reconstruction in Magnetic Resonance Imaging. medical physics medical imaging mri gradient direction frequency field signal slice image phase protons space magnetization pulse echo delta frequencies degree vector sequence strength From Janos Juhasz 15 plays 0
Week11_MRI_Physics duration 1 hour 24 minutes Week11_MRI_Physics Week11_MRI_Physics	Week11_MRI_Physics This lecture is part of MedPhys 4D03 lecture series for the Fall 2020 semester. The Physics of MRI and MRI design criteria is discussed. medical physics medical imaging mri physics field magnetization protons frequency signal coils rf naught angle magnet gradient vector times energy relaxation coil direction axis pause From Janos Juhasz 12 plays 0
Week10_Image_analysis_rendering duration 40 minutes 25 seconds Week10_Image_analysis_rendering Week10_Image_analysis_rendering	Week10_Image_analysis_rendering This lecture is part of MedPhys 4D03 lecture series for the Fall 2020 semester. This lecture covers the tools used in medical image analysis, such as feature detection, image registration,… medical physics medical imaging digital imaging image 3d intensity surface projection point transformation images registration transforms ct direction edge points volume patient transform sort rendering eye From Janos Juhasz 6 plays 0
Week9_Nuclear_Imaging_and_reconstruction duration 57 minutes 6 seconds Week9_Nuclear_Imaging_and_reconstruction Week9_Nuclear_Imaging_and_reconstruction	Week9_Nuclear_Imaging_and_reconstruction This lecture is part of MedPhys 4D03 lecture series for the Fall 2020 semester. This lecture introduces the technology used in Nuclear Medicine Imaging and describes emission reconstruction in the… medical physics medical imaging nuclear medicine image reconstrunction image attenuation patient photons ct detector projection activity detectors energy reconstruction linear collimators spect fluence angle rays ray signal positron From Janos Juhasz 12 plays 0
Week8_CT_Image_reconstrunction duration 1 hour 48 minutes Week8_CT_Image_reconstrunction Week8_CT_Image_reconstrunction	Week8_CT_Image_reconstrunction This lecture is part of MedPhys 4D03 lecture series for the Fall 2020 semester. This lecture describes the technology of computed tomography (CT) and presents the mathematics behind image… medical physics medical imaging ct image ct reconstrunction projection image ray ct detector theta intensity photons fourier attenuation patient transform angle signal source projections filter energy scanner slice From Janos Juhasz 14 plays 0
Week7_Physics_of_X-ray_FINAL duration 1 hour 11 minutes Week7_Physics_of_X-ray_FINAL Week7_Physics_of_X-ray_FINAL	Week7_Physics_of_X-ray_FINAL This lecture is part of MedPhys 4D03 lecture series for the Fall 2020 semester. This lecture provides a brief introduction to the atomic structures. Discusses the importance of ionizing radiation… medical physics medical imaging x-ray interactions energy electron electrons photons photon nucleus atom ray rays attenuation anode radiation material tube filament effect mass interaction level bit From Janos Juhasz 19 plays 0
Week6_ImageCompression_Noise_Filtering duration 54 minutes 42 seconds Week6_ImageCompression_Noise_Filtering Week6_ImageCompression_Noise_Filtering	Week6_ImageCompression_Noise_Filtering This lecture is part of MedPhys 4D03 lecture series for the Fall 2020 semester. In this lecture the most widely used image compression, JPEG is presented and a description of the noise in digital… medical physics medical imaging image frequency compression frequencies filter signal values dct bit images intensity matrix fourier filtering space function domain pixel deviation ratio From Janos Juhasz 17 plays 0
Week4-Imaging In Practice duration 1 hour 23 minutes Week4-Imaging In Practice Week4-Imaging In Practice	Week4-Imaging In Practice This lecture is part of MedPhys 4D03 lecture series for the Fall 2020 semester. In this lecture some of the most important operations in intensity space, such as window/level, histograms etc. will… medical physics medical imaging image function resolution frequency pixels intensity size point pixel times window light bit images object sample microscope level microscopy format From Janos Juhasz 29 plays 0
00_What_is_QFT duration 18 minutes 14 seconds 00_What_is_QFT 00_What_is_QFT	00_What_is_QFT This is lecture 0: what is QFT and how will this course be taught? This provides a short 18 minute description of what the quantum field theory is about, together with a short summary of topics. The… particles particle field things theory mechanics electromagnetism physics force fermions bosons quantum forces systems function processes wave distinction higgs electron From Clifford Burgess 498 plays 0
Week2-Operations with functions 1 duration 1 hour 42 minutes Week2-Operations with functions 1 Week2-Operations with functions 1	Week2-Operations with functions 1 This lecture is part of MedPhys 4D03 lecture series for the Fall 2020 semester and it provides an introduces the use of convolution and Fourier Transforms pertaining to 1-D and 2-D functions used in… medical physics medical imaging function fourier convolution minus transform functions frequency alpha signal domain times notation delta sine sort cosine image result multiplication naught From Janos Juhasz 41 plays 0
Week1_Theoretical_Images duration 1 hour 3 minutes Week1_Theoretical_Images Week1_Theoretical_Images	Week1_Theoretical_Images This lecture is part of MedPhys 4D03 lecture series for the Fall 2020 semester and it provides an introduction to imaging modalities and to the theory of signals and systems for modelling medical… medical physics medical imaging function delta signal imaging point image naught functions output systems signals sampling convolution input notation impulse ct linear shift infinity From Janos Juhasz 40 plays 0
Week1_My_career_path duration 34 minutes 33 seconds Week1_My_career_path Week1_My_career_path	Week1_My_career_path This presentation is part of the introduction to MedPhys 4D03 and it is the story of the course instructor about his career path in Biophysics and Medical Physics. medical physics career path journey From Janos Juhasz 15 plays 0
Week1_Course_Intro duration 20 minutes 13 seconds Week1_Course_Intro Week1_Course_Intro	Week1_Course_Intro This is an introduction to MedPhys 4D03 and it contains information about course management and organization for the Fall 2020 semester. medical physics medical imaging lab week physics imaging lecture hours textbook image questions test level path assignments radiation labs avenue lectures topic study python From Janos Juhasz 41 plays 0
PHYS2G03_Intro duration 22 minutes 16 seconds PHYS2G03_Intro PHYS2G03_Intro	PHYS2G03_Intro raw ppt + narration export programming languages language skills things computer bit lot science kind class physics idea programs computers ideas courses sense homework issue From JAMES WADSLEY 115 plays 0
2.7 - More Uses for Probabilities (BL602) duration 4 minutes 47 seconds 2.7 - More Uses for Probabilities (BL602) 2.7 - More Uses for Probabilities (BL602)	2.7 - More Uses for Probabilities (BL602) probability mba party games hobbies canada caption complete curiosities science (general) statistics lottery empirical research lotto physics empirical evidence scientific method gaming business board game oddly enough scientific research odds gambling & lotteries From Amy Pachai 134 plays 0