Search for tag: "fourier"

10 Media

PHYS4F03_class31 duration 49 minutes 15 seconds PHYS4F03_class31 PHYS4F03_class31	PHYS4F03_class31 Studied the Green's function approach to scattering theory (L21ScatteringTheory1) function equation solution green side hand problem wave source potential delta grad theta term space times schrodinger minus scattering fourier From DUNCAN O'DELL 5 plays 0
PHYS3QI3_class29 duration 33 minutes 13 seconds PHYS3QI3_class29 PHYS3QI3_class29	PHYS3QI3_class29 Went through Shor's algorithm and thereby finished the set if slides QI19_q_computation numbers period times fourier register function algorithm sequence transform quantum integer minus log words length modulo input power result factors From DUNCAN O'DELL 5 plays 0
PHYS-4F03-class22 duration 54 minutes 46 seconds PHYS-4F03-class22 PHYS-4F03-class22	PHYS-4F03-class22 Started the set of slides L17T_dep_PT_part2 which applies time dependent perturbation theory to various examples. omega function energy delta sort probability frequency thing perturbation expression modulus difference times fourier gaussian sine width pi term infinity From DUNCAN O'DELL 4 plays 0
November 27, 2020 - Pierre Germain duration 1 hour 0 minutes November 27, 2020 - Pierre Germain November 27, 2020 - Pierre Germain	November 27, 2020 - Pierre Germain stability equation resonance schrodinger wave linear fourier operator problem waves gordon sort transform potential infinity kings model question decay solution From MATHEUS GRASSELLI 9 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
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
Week3_Digital_Images duration 50 minutes 48 seconds Week3_Digital_Images Week3_Digital_Images	Week3_Digital_Images This lecture is part of MedPhys 4D03 lecture series for the Fall 2020 semester. In this lecture sampling theory is presented, including aliasing, Nyquist rate. Also, quantization of images are… image function sampling frequency fourier space images points delta rate bit times object nyquist bits islands transform frequencies signal quantisation From Janos Juhasz 26 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
Mathematics essentials duration 50 minutes 51 seconds Mathematics essentials Mathematics essentials	Mathematics essentials This is the second part of the Monday lecture. Review of basic mathematics and trigonometry. radiology math review frequency image function space fourier intensity object power levels domain attenuation question times source resolution imaging pairs transform layer root From Janos Juhasz 58 plays 0
Nuclear Medicine - Part 2 duration 46 minutes 51 seconds Nuclear Medicine - Part 2 Nuclear Medicine - Part 2	Nuclear Medicine - Part 2 object image projection reconstruction attenuation photons pet response fourier result algorithm factor patient space medicine energy images photon imaging distribution From Troy Farncombe 44 plays 0