Search for tag: "digital photography"

20191030_CIDA Keynote_Noah Snavely_Reconstructing the 3D World from Images of Everything

structured lightcrowd sourcecentral parkassociation of public and land-grant universitieswindows softwarelaser scannerpeople walkingdeep networkinput imagephotographysatellites1st thingdriving carandroid (operating system) softwarereconstruct modelsground truth depthelementary geometryaugmented realityprivacy issuereal estategoogle earthpredicting depthphoto citycartographyreconstructing plantslinux softwarewireless locatingliving thingsfreewareagriculturesocial sciencessmall scaleconstruction sitedepth mapwire framework indoorspretty goodreal timecamera positionscomputer vision conferencescornell universitykey challengeanthropologyhigh resolutionvisualization (graphic)manufacturingtourist imagesgeometrystreet viewsatellite imagerycrowd sourcedvision peopletourist photoscamera posessingle imageimage processingr.g.b. imagesstatisticsdeep learningdata managementground truthblack pyramidsconstructionsatellite meteorology and remote sensingmcgraw towerpixel areadigital photographydata collectionsoftware that uses qtdata set3d computer graphicstheoretical computer sciencekey problemapplications of computer visionfree science softwaresurveyingtechnologyios softwarecaption completecomputer graphicsanglemeasure basic thingsdeath mapfree softwarecomputer visionitv children's television programmescomputer sciencemannequin challengehand sidetraining datapoint cloudp.c. studentpeople excitedcornell techremote sensingmoving objectplant healthknowledge representationmass mediasocial media site
From  Matt Gorney on November 8th, 2019 1 plays

2017 REU Gabriel Guisado CNF HHMI KEP PARADIM REU Nano-Convocation

d.n.a.laser diffractionu.v.positive resistchemical compositiontiny moleculesconcepts in physicsresistancesilicon dioxideexperimentspressure dropindustrial processesbiological functionmirror stacktop-level domainselectric potentialcnfi.t.t.l.d.electricityd.v.r.optical devicesmoleculessignal processingdistancetaper channelsmooth surfaceoxidesopposite directionprotein spotinitial pressurepenetrateinfectious diseasesdistributed bragconditionsocial conceptsp.d.s.cognitionmicroscopydigital electronicselectric fieldpretty coolbacterial mechanicsfluid flowelectrons movingelectric currentbeam scatteringdesignsingle moleculebacteriamachinesfluid dynamicscell biologyoptical microscopesubstract printinternational technology roadmap for semiconductors lithography nodesreuincreasepretty goodplasma cleannormal electronicmolecular machinesdouble helixcrystal qualityanthropologytuning forkstamping methodextrusion loadingelectrical currentgeometryelectric materialimmune cellsk.p.h.300 nanometerpolymer brusheselectronic signalimage processing$0.00 nanometerselectrostaticsquestionfictionexposureliterature valuesmegahertz wavemolecular biologyelectronic deviceinfectiond.v.r. stacksdeep u.v.unique mechanical propertiesphysical quantitiesmotor proteinsnanometer protein spotssemiconductor device fabricationelectronic circuitsnegative resistd.n.a. bindingmatterprintingultra smooth surfacespectroscopyelectrical engineeringside wallmechanicsstate functionsmechanical systemsilicon waferincubation timecrystalsmetaphysicscaption completedocumentssandwich structureatomic layer depositiondiffraction gratingpotentialinside talksconstrictionphotographychannelacoustic wavegold electrodesdevicemediasitefluid mechanicselectromagnetismphotonicsprofessordiffractionwallspattern protein$25.00 k.p.h.photo resistbehaviorismbiotechnologychemistrytantalum oxidepolymer chains
From  James Overhiser on February 18th, 2019 1 plays

Electron Tomography - Theory

2017 PARADIM SUMMER SCHOOL Tomography Theory Ercius

cartesian spacedimensional spacedimensional thingscale tomographydimensional reconstructionprojection requirementsolutionsextremely high resolutionoriginal imagephysical sciencemaximum tiltingtilt serieslong timeelectron microscopyelectron tomographycompressed sensinginverse nanometersscientific techniquesdimensional structurematerials scienceequal anglesignal processingconcepts in physicsphotographylow dose1st thingpoint defecthigher frequencysingle projectiondiffraction patternpretty goodmicroscopyneedle samplebig differencefree transformoriginal objectspatial frequencyvisioncarbon atomreal spaceadam countingreciprocal spaceemerging technologiescatf.f.t.dimensional imageperfect projectionsoriginal projectionatomic physicsprojected densityexperimental projectionsnano particlesstemmedical imaginghigh resolutioncarbongood reconstructionoriginal projection directionunique objectaberration correctedatomic scalebeam electronsexperimental datatilt axisoriginal intensitynanometer depthpseudo polarmicroscopesreconstruction techniqueprojection operationlow frequencyradio spectrumequally slope tomographyquantum mechanicskinematicsconcentric squarescat scanhigher dimensionalquantum dotanalytic geometryiterative loopentire imageequal distanceiterative algorithmclassical mechanicsdigital photographycalled equally slopelinear algebragrand challengesingle particlesimpler interpellationdimensional objectgeometry limitationhigh tiltsnano scalephoria transformenglish alternative rock groupsresolution tomographyreconstruction packagesbuilding blockcaption completedigital geometrycomputer graphicsfree spacereconstruction algorithmimprove reconstructionshigh frequencyatomic resolutionprojection imageshell particlecohen resolutiondimensional picturesine wavecrystallographic defectst.m.advanced algorithmsiterative processmissing wedgeinformation theorycontinuous functionmaterial sciencetomography experimentbroadcastingmasssample thingselementary mathematicschemistryelectron microscopenanomaterials
From  James Overhiser on February 15th, 2019 11 plays

Ronchigrams

2017 PARADIM SUMMER SCHOOL Ronchigrams Peter Ercius

aperture sizedark field detectorconcepts in physicssmaller probespherical aberrationlargest probegraduate schoolguy namedhigher orderstrong magneticlong timeelectron microscopyorder termsphase changezone axispretty easyspecimen opticsoptical devices0.11 nanometersfraction patternlocal magnificationlarger apertureelectron microscopecorrected scopeaberration corrected microscopeprevious imagesphotographymagnetic fieldraunchy gramelectronphase shiftstem probeconvergence angleelectron diffraction patterndiffraction patternscience of photographydiffraction spaceelementary geometrypost specimenrate pathsmall screenengstromopticsobjective lenscirclesaberration shapemicrons leftlow frequencynice probecorrected stemsmall amountsemi anglepost specimen lensesinfinite magnificationfocus seriesmonolithic detectorseabed patternranch grahamflat regionatomic physicsaberration corrected scopeelectron lenspretty closea.t.f.focal seriesdiffraction buttonaberration correctoverlap regionbright field detectorlargest aperturehigh resolutionwine glasscarbonk.v.lot simplerimage correctaberration correctedlengthround lens300 k.v.quote unquotelarge focusradio symmetryfocused probeimage processingbbc radio 4 programmescontrast transferecclesiastical titlescentimetre–gram–second system of unitsf.b.i. techphysical opticsimage shiftflat phasemicron diameter aperture200 k.b.geometrical opticsamorphous materialalpha angleaberration correctorc.s.aberration correctionshadow imagesphere collaborationphysical chemistrydigital photographyhigher order aberrationsbeam electron diffractionf.b.i.100 percent2nd ordercsubcaption completestar aberrationcrystallographyanglehigh anglesc.c.d.virtual detectoroptical axisautomated alignmentparticle physicsaberration functionpixilated detectorcomputer visionlens currentatomic resolutioncentral spikeweird aberrationshigher order termsperfect lenst.m.3rd orderpriest specimen lensesk.b.double overlapsi derived unitscorrected microscopediffractionsingle positiontiny bitorder sphericalchemistryconvergent beam electronstem
From  James Overhiser on February 15th, 2019 24 plays

Linear Imaging Theory

2017 PARADIM Linear Imaging Theory Robert Hovden

d.n.a.dark fieldaperture sizeobject functiontotal intensitycollaboration increasesconcepts in physicsconvergence angleareaspherical aberrationwide rangecovering todaygeometric shapesd.n.a. structurecentral minimumelectron microscopyfocal pointintensity increaseslinear imaging modelwave vectorscontrol theoryoptical devicescollection anglelarger apertureelectron microscopehigh anglearchitectural elementssignal processingphotographyhigh pass filtertransfer functionuncorrected systemphase shiftdarkfield regimefunctional formscattered electronshigher frequencybright field stemegyptian artefact typesdiffraction patternscience of photographypoint spread functionhigh intensity probeelementary geometryintegralsspatial frequencyopticsobjective lensbright field regimebright spotsreal spacelow frequencyreciprocal spaceblurring contributionsphere collaborationuncorrected instrumentcharacteristic dimensionincoherent imaging conditionsurfacesaperture functionwave frontatomic physicsimaging modecontract transfer functionwhite noisescanning transmission electroncohere imagingprevious lecturedistant planeelementary shapesstemhigher angleshigh resolutionincoherent linear imagemil ratingdetector geometriesfield conegeometrytypes of functionsaberration correctedconstant phaselengthlower frequencieschromatic aberrationconic sectionsamplitude squaredaberration freescientific techniquesmicroscopesmeasuring instrumentsintensity squaredoptic axisintensity decreasescontrast transferdiffraction limitstem imageindividual atomradio spectrumincoherent imagingquantum mechanicsaberration free probemultivariable calculuspeople metersfocal planebright fieldlow angleamateur radiosystems theoryimage planecoherent imaging conditioncollecting electronsblurring functiontransmission electron microscopyphysical quantitiesdigital photographyangular spreaddouble integralcoherent imaginglargest rangeface shifthigher order aberrationsraleigh criterionpiofairly interpretabletransmission electron microscopesquare pulsegeometrical opticsdigital signal processing1st ordercaption completeprobe tailsnyquist limitblue curvesubroutinesbroadcastingfilter frequency responsemaximum frequencyhigh frequencycaustic curvehand sidelow pass filterspatial coordinatesatoms closercoherent imagesparrow criterionstructural systempico meterdark backgroundfrequency spaceoptimal aperturet.m.complex conjugatecontrast transfer functionwave functionmeasure ultimatelyimaging conditionannular darkfieldincoherent imaging modeatomic numberfield stematomic columninelastic interactionsnobel prizeangle mediumchemistryfocal imagingprobe size
From  James Overhiser on February 15th, 2019 17 plays

Diffraction (Part 2)

2017 PARADIM Diffraction part 2 David Muller

central beamnoise sourceaperture sizen.c.concepts in physicsideal d.q.2nd thingreadout noisehigh dynamic rangemental planethermal noiselong timechannel gain variationsquantum electrodynamicsdigital imagingcount rateoptical devicesfraction patternpico ampslong rangebiological imagingrange electric fieldshuge amountsignal processinggeologyd.p.photographythin pixelmagnetic fieldhole pezc.c.d. cameraelectronicspoisson distributiondiffraction patternelectron hopepoint spread function200 kilovolts$16.00 pico ampsneighboring pixelsquare rootmass signalstandard deviationdetective quantum efficiencyspatial frequencyopticsreal spaceresearch methodsenergy distributionmagnetic ripplesd.q.single electron sensitivityparticle physicsnarrow pixelspace measurementslowly varyingabled sphereatomic physicsimaging modeelectric fieldenergy depositedminus sigmapretty goodemerging technologieselectron beamnoisedynamic rangepoint $16.00 picomagnetismdock noisesoft moonk.v.pulse counting detectorlastic imaging modese.q.low energypretty darn goodelectrons arrivemicron pixelfire electronrandom noisemicroscopesperfectly lineardiscrete distributionselectron producesmass imagepercent variationtechnical detailselectron hole payq.e.statisticselectrostaticselectronics terminologyquantum mechanicsfield imagesingle actorideal detectormultiple pixelsgrain contrastsystems theoryelectron hole1st timehigh count ratescharge carriershuge numberdiffraction spotphysical quantitiesdigital photographyfull diffraction patternnoise timepulse countingbeam energyhigh voltagesoutput noisemilli 2nddynamical systemsoutput signallow count ratedimensional datadigital signal processingmomentum transfercaption complete$150.00 microninformationpixel array detectorc.c.d.1000 electronslaboratory equipmentcyberneticsatomic resolutionscientific methodfinite sizefundamental limitnoise ratiofraction spotquantum chemistryt.m.dataevaluation methodselectromagnetismmomentum operatorincident electrondiffractionprobability current flowrough rulebeam currentwave functiondiffraction work
From  James Overhiser on February 15th, 2019 14 plays

CAM Colloquium - Lawrie Virgin: Identifying Chaos Using Spectral Content

The characterization of chaos as a random-like response from a deterministic dynamical system with an extreme sensitivity to initial conditions is well-established, and has provided a stimulus to…

From  E. Cornelius on May 15th, 2018 0 plays