Search for tag: "technical details"

Using Mobile Phones to Support Peer Learning in Agriculture

Tapin Parikh, Cornell Tech, May 10, 2018

phone callsocial networkdemo plotlong traditiongrassroots innovatorssystem workedsurvey methodologyrural areaslong timetechnical communicationknowledge networksystems theoryvoice messagesuser interfacemet professorrandomized control trialcommunity buildingpolitical terminologycommunity resource personpeer learningpeer aspectsocial networkinggeography terminologyskillsdiscussion groupland accessdemographyecologylearningknowledge sharingdevelopment support centeragriculturesociologyinteractive voice responsepolitical organizationsvideo conferencinghuman habitatsstudentssocial networksinternetsocial networking servicesreal timeagricultural extensionsocial mediasmall farmersinitial pilot deploymentrural community developmentinformational resourceenvironmentvoice basednew mediaagricultural communitycommunicationcommunitya.p.i.mobile phonedecision makingcityvirtual realityaspiring farmersgrad studentsociological terminologysociology indexproduct calledstep instructionstime passrecall detailsdata collectionfarmer talkinginteresting findingspamminglocal languagevideotelephonypotential respondentknowledge exchangeuser interface techniquescomputer networkstelephonyspecific kindsocial information processingdesign of experimentscouple yearspeer knowledgeuser experienceorganizations includingradio programcaption completelocal experiencedevelopmentdata servicesuser interfacesagricultural practicesstarted workingagricultural topiccallback raterural geography12000 subscribersurban studies and planninglegal termspopular culturecontrolled experimentmass mediapostal system
From  Jennifer Shipe on August 12th, 2019 1 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