
jee. pii. yuu. pravegasah bahuayami dii. ess. pii.

digital signal processing (dii. ess. pii.) hii vaidnyanik aanee abhiyantriki gananetil sarvavyapi paddhat aahe. vyavharat, dii. ess. pii. samasya byavachada keval eka aayami nasatat. udaharanarth, pratimecha deta haah 2-dii signal aahe aanee radar haah 3-dii signal aahe. parimananchi sankhya vadhat asatana, digital sanketanvar prakriya karanyachi vel aanee/kinwa sathavan jatilata lakshaniyaritya vadhate. tyamule bahuayami dii. ess. pii. samasya pratyaksh velet sodavane atyant katheen aahe.
aadhunik samanya uddesh graphics prakriya ekkanmadhye (jee. pii. jee. pii. ess.) vector operations aanee uchch patalichya samantar gananandware sankhyatmak hatalanivar utkrusht parinam disun yeto. digital signalvar prakriya karane, visheshtah bahuayami signalmadhye, mothya sankhyene swatantra deta namunyanvar vector operationschi malika samavisht asate, jee. pii. jee. pii. ess. chaa vapar aata bahuayami dii. ess. pii. laa gatee denyasathi mothya pramanat keela jaato, jase qee pratima prakriya, video kodek, radar signal vishleshan, sonar signal prakriya aanee ultrasound scanning. kendriya prakriya ekak (see. pii. yuu. ess.), digital signal processor (dii. ess. pii. ess.) kinwa itar eff. pii. jee. aii. pravegkanchya tulanet jee. pii. jee. pii. pii. ess. sankalpanatmakdrushtya sanganakeey guntagunt lakshaniyaritya qamee karate.
prerana.
bahuayami sanketanvar prakriya karane hii vaidnyanik sanshodhan aanee/kinwa abhiyantriki ganananmadhye eka samanya samasya aahe. samanyatah, dii. ess. pii. samasyechi sanganakeey jatilata parimananchya sankhyenusar vegane vadhate. asey asoonahi, uchch patalivaril vel aanee sathavan guntaguntimule, bahuayami sanketanvar vastavik velet prakriya karane atyant katheen aahe. jaree anek jalad algoridam (udaa.jee. eff. eff. tii.) 1-dii. dii. ess. pii. samasyansathi prastavit kele gele aahet, teey ajunahi uchch aayami dii. ess. pii. samasyanmadhye julavun ghenyaitake karyaksham naheet. tyamule digital signal prosesardware (dii. ess. pii. ess.) apekshit gananeche parinam midvane ajunahi katheen aahe. tyamule, bahuayami dii. ess. pii. ganananna gatee denyasathi adhik changle algoridam aanee hardware architecture aavashyak aahe.
vidyaman paddhati.
vyavharikdrushtya, bahuayami dii. ess. pii. laa gatee denyasathi, gelya dashakanmadhye kahee samanya drushtikon prastavit aanee vikasit kele gele aahet.
namuna ghenyache praman qamee.
bahuayami dii. ess. pii. anuprayoganmadhye vastavik-velechi aavashyakta sadhya karnyasathi tatpurati mhanje qamee namuna darr vaparane, jyamule ekach velee prakriya kelya jaananya namunyanchi sankhya karyakshamatene qamee houu shakate aanee tyamule ekoon prakriya vel qamee houu shakate. tathapi, sampling pramey aanee kharab-gunvattechya parinamanmule yamule aliasinghchi samasya udbhavu shakate. lashkari radar aanee vaidyakeey pratimansarkhya kahee anuprayoganmadhye, aamhi atyant achook aanee achook parinam midvinyasathi utsuk aahot. asha paristhitit, bahuayami dii. ess. pii. kshetramadhye gananeche praman qamee karnyasathi qamee namuna darr vaparane nehmich manya nasate.
digital signal processor.
digital signal processor visheshtah vector operationsvar prakriya karnyasathi tayar kele jaatat. anek dashakanpasun dii. ess. pii. gananet tyancha mothya pramanavar vapar keela jaat aahe. tathapi, bahutek digital signal processor keval kahee operations samantar hatalanyas saksham asatat. audio prakriya (1-dii signal) aanee pratima prakriya (2-dii signal) yanna gatee denyasathi asha prakarchi rachana pureshi aahe. tathapi, bahuayami sanketanchya mothya sankhyene deta namunyansah, heey ajunahi vastavik velet sangananache parinam punarprapt karnyasathi purese shaktishali nahee.
super computer sahayya.
bahuayami dii. ess. pii. ganananna gatee denyasathi, kahee paristhitinmadhye samarpit supercomputer kinwa cluster sanganak vaparane aavashyak aahe, udaa.jee., havamanacha andaj aanee lashkari radar. tathapi, dii. ess. pii. operations karnyasathi niyukt kelelya supercomputercha vapar karnyasathi lakshaniy paisa kharch aanee urja kharch lagato. tasech, heey serve bahuayami dii. ess. pii. anuprayogansathi vyavharik aanee yogya nahee.
jee. pii. yuu. praveg.
jee. pii. yuu. moolatah pratima prakriya aanee video pravah pratipadanala gatee denyasathi tayar kele jaatat. shivay, aadhunik jee. pii. ess. madhye tulanene qamee kharch aanee adhik changlya urja karyakshamatechya samantar sankhyatmak ganana karanyachi changli kshamata asalyane, jee. pii. ess. haah bahuayami dii. ess. pii. karnare supercomputer badalanyasathi eka lokpriy paryay banat aahe.
jee. pii. jee. pii. yuu. ganana.
aadhunik jee. pii. yuu. rachana pramukhyane simdi (eka soochana ekadhik deta) gananechya pratimanavar aadharit aahet. yaa prakarchi jee. pii. yuu. upkarane tathakathit samanya-uddesh jee. pii. yuu. (jee. pii. jee. pii. yuu.) aahet.
jee. pii. jee. pii. ess. tyanchya vector kinwa simmed karyatmak ekkansah ekach velee anek swatantra detavar operation karnyas saksham aahet. aadhunik jee. pii. jee. pii. yuu. hajaro samvarti dhage tayar karoo shakato aanee serve dhage eka tukadi paddhatine prakriya karoo shakato. yaa swarupasah, jee. pii. jee. pii. ess. laa dii. ess. pii. pravegak mhanoon sahajpane vaparale jaau shakate, tarr anek dii. ess. pii. samasya divid-andd-conker algoridamdware sodavalya jaau shakatat. mothya pramanavar aanee guntaguntichya dii. ess. pii. samasyeche chhotya sankhyatmak samasyanchya samoohat vibhajan kele jaau shakate aanee ekach velee tyavar purnapane prakriya kelee jaau shakate jenekarun ekoon velechi guntagunt lakshaniyaritya qamee kelee jaau shakate. udaharanarth, done matrixcha gunakar karane konatyahi output deta avalambitvavina jee. pii. jee. pii. yuu. upkarnavar samvarti dhagyandvare prakriya kelee jaau shakate. mhanoon, saiddhantikdrushtya, jee. pii. jee. pii. yuu. pravegadvare, aapan paramparik see. pii. yuu. kinwa digital signal processorchya tulanet veg vadhavu shakato.
jee. pii. yuu. programming bhasha.
sadhya, jee. pii. jee. pii. yuu. programingla samarthan denanya anek vidyaman programming bhasha kinwa interfaces aahet.
kuda.
envidia jee. pii. ess. programsathi kuda haah manak interfaces aahe. envidia jee. pii. yuu. upkarnanvar dii. ess. pii. pravegala samarthan denyasathi envidia anek kuda library dekhil pradan karate.
opencle.
opencl heey eka audhyogik manak aahe jeey moolatah apple ink. neey prastavit kele hote. aanee aata chronos gatadware tyachi dekhbhal aanee vikas keela jaato. opencle jee. pii. jee. pii. ess. saha vividh upkarananchya sarvatrik programingsathi see + + sarkhya epis pradan karate.
khaleel aakruti jee. pii. yuu. upkarnavar opencle program suru karnyachya amalbajavanicha pravah spasht karate. see. pii. yuu. pratham opencle upkarane (yaa prakaranat jee. pii. yuu.) shodhate aanee opencle soars kodache lakshya dviaadharimadhye bhashantar karnyasathi just-inn-time compilercha vapar karate. tyanantar see. pii. yuu. ganana karnyasathi jee. pii. yuu. laa mahitee pathavate. jevha jee. pii. yuu. mahitivar prakriya karat asato, tevha see. pii. yuu. tyachya swatachya karyanvar prakriya karnyasathi swatantra asato.
see + + aii. emm. pii.
see + + aii. emm. pii. heey microsoftney prastavit kelele programming model aahe. see + + aii. emm. pii. heey see + + aadharit granthalay aahe, jeey programming simdi prosesarsathi tayar kele aahe.
open.
openack heey cray, caps, envidia aanee pii. jee. aay. dware vikasit kelele samantar sangananasathiche eka programming manak aahe. openacy see, see + + aanee fortran vistaransah cpu aanee gpu heterogenous systemsathi programming lakshya karate.
bahuayami dii. ess. pii. sathee jee. pii. yuu. programingchi udaharane.
matricks gunakar.
samaja aanee done matricks aahet aanee aapan ganana karoo ichchito.
sootra _ 1
sootra _ 2
pratyek ghatakachi ganana karnyasathi gunakar aanee jodani lagate. mhanoon, see. pii. yuu. chya amalbajavanisaha, hii ganana sadhya karnyasathichi vel jatilata pudhil see udaharanamadhye "θ (n" 3 ")" aahe."tathapi, aamhala mahit aahe qee tyateel ghatak ekmekanpasun swatantra aahet. tyamule, jee. pii. jee. pii. yuu. upkarnansarkhya simmed prosesardware ganana purnapane samantar kelee jaau shakate. jee. pii. jee. pii. yuu. chya amalbajavanisaha, pudhil opencle udaharanat darshavilyapramane phaur-loopche rolling kadhoon velechi guntagunt lakshaniyaritya "θ (n)" paryant qamee hote."
// see madhye mxm matricks gunakar
shoonya matrixmal (
 float * aaa,// input matricks aaa
 float * bii,// input matricks bii
 float * see,// output matricks see
 int aakar)// matrixcha aakar
 //aine x aine x aine punaravrutti
 (purnank roow = 0; roow <aakar; roow + +) sathee {
 (int cole = 0; cole <aakar; cole + +) sathee {
 int id = pankti aakar + cole;
 float berries = 0.0;
 (int m = 0; m <aakar; m + +) sathee {
 berries + = (aaa [pankti * aakar + mea] * bii [emm * aakar + cole]);
 c [id] = berries;
// opency. ell. madhye emm. ex. emm. matricks gunakar
__curnell void matrixmal (
 _ _ global float * aaa,// input matricks aaa
 _ _ jaagtik float * bii,// input matricks bii
 _ _ jaagtik float * see,// output matricks see
 _ _ jaagtik purnank aakar)// matrixcha aakar
 size _ tii id = gett _ global _ id (0);// pratyek dhaga eka ghatkavar karya karato
 aakar _ tii pankti = id/aakar;
 aakar _ tii cole = id% aakar;
 float berries = 0.0;
 //aine punaravrutti
 (int m = 0; m <aakar; m + +) sathee {
 berries + = (aaa [pankti * aakar + mea] * bii [emm * aakar + cole]);
 c [id] = berries;
bahuayami abhisaran.
dii. ess. pii. madhye convolution heey varanvar vaparale jaanare operation aahe. done "m" × "m" sanketanchya 2-d convolution ganana karnyasathi, output ghatkasathi gunakar aanee jodani aavashyak asate. mhanjech, sampoorn output signalsathi ekoon vel jatilata "θ (n" 4 ")" aahe."khaleel opencle udaharan darshavite tyapramane, jee. pii. jee. pii. yuu. pravegasah, ekoon gananecha vel prabhavipane" "θ (n" "2" ") paryant qamee hoto kaaran serve utpadan ghatak deta swatantra asatat".
2-dii convolution samikaranah
sootra _ 3
// opanklamadhye 2-dii convolution amalbajavani
__curnell void convolution (
 _ _ jaagtik float * x,// input signal x
 _ _ jaagtik float * etch,// filter etch
 _ _ jaagtik float * y,// output signal y
 _ _ jaagtik int aakar)// input signal aanee filterchya rosecha aakar
 size _ tii id = gett _ global _ id (0);// pratyek dhaga eka ghatkavar karya karato
 aakar _ tii pankti = aakar + aakar-1;// output signalchya panktinchi sankhya
 aakar _ tii cole = aakar + aakar-1;// output signalchya stambhanchi sankhya
 aakar _ tii aine1 = id/pankti;
 aakar _ tii aine2 = id% cole;
 float berries = 0.0;
 //aine ex aine punaravrutti
 (int k1 = 0; k1 <aakar; k1 + +) sathee {
 (int k2 = 0; k2 <aakar; k2 + +) sathee {
 berries + = (x [k1 * pankti + k2] * h [(n1 * pankti-k1) + (n2-k2)]);
 c [id] = berries;
lakshat ghya qee, varr darshavilele udaharan 2-dii convolution asale taree, uchch pariman pranalisathi samaan drushtikon swikarla jaau shakato. ekandarit, ess-dii convolutionsathi, jee. pii. jee. pii. yuu. amalbajavanimadhye vel jatilata "θ (n" s ")" asate, tarr see. pii. yuu. amalbajavanimadhye vel jatilata "θ (n" 2s ")" asate.
emm-dii convolution samikaranah
sootra _ 4
bahuayami swatantra vel forier rupantaran (emm-dii dtft).
convolution vyatirikt, discreet-time fourier transform (dii. tii. eff. tii.) heey aanakhi eka tantra aahe jeey anekada pranali vishleshanat vaparale jaate.
sootra _ 5
vyavharikdrushtya, emm-dii dii. tii. eff. tii. lagoo karnyasathi, aapan pratyek parimanachya sandarbhat emm gunile 1-dii. dii. eff. tii. eff. aanee matricks transpose karoo shakato. 1-dii dii. tii. eff. tii. operations, jee. pii. jee. pii. yuu. opencle amalbajavanichya khaleel udaharanadvare spasht kelyapramane sankalpanatmakdrushtya guntagunt "θ (n" "2") "varoon θ (n") "paryant qamee karoo shakate"."mhanje, jee. pii. jee. pii. yuu. chee jatilata emm-dii. dii. tii. eff. tii. chee ganana jee. pii. yuu. varr" "θ" "(aine" "2" ") chya guntaguntisaha kelee jaau shakate"."kahee jee. pii. jee. pii. ess. antargatpane hardware eff. eff. tii. pravegkanni susajj asale taree, jee. pii. yuu. utpadane puravinanya eff. eff. tii. apis kinwa granthalayancha vapar karoon hii amalbajavani anukool kelee jaau shakate.
// opanklamadhye dii. tii. eff. tii.
__curnell void convolution (
 _ _ jaagtik float * x _ reey,
 _ _ jaagtik float * x _ im,
 _ _ jaagtik float * x _ reey,
 _ _ jaagtik float * x _ im,
 _ _ jaagtik int aakar)
 size _ tii id = gett _ global _ id (0);// pratyek dhaga eka ghatkavar karya karato
 x _ r [id] = 0.0;
 x _ im [id] = 0.0;
 (int aay = 0; aay <aakar; aay + +) sathee {
 x _ r + = (x _ r [id] * cos (2 * 3.1415 * id/aakar)-x _ im [id] * sin (2 * 3.1415 * id/aakar));
 x _ im + = (x _ r [id] * sin (2 * 3.1415 * id/aakar) + x _ im [id] * cos (2 * 3.1415 * id/aakar));
vastavik anuprayog.
digital filter rachana.
bahuayami digital filterchi rachana karane heey eka mothe aavhan aahe, visheshtah aay. aay. aar. filter. samanyatah teey bhinn samikarane sodavanyasathi aanee andaje upayancha sanch midvinyasathi sangankanvar avalambun asate. jee. pii. jee. pii. yuu. ganana lokpriy hott asatana, jee. pii. jee. pii. ess. chya madhyamatoon bahuayami phara aanee/kinwa aay. aay. aar. filterchi rachana karnyasathi anek anukool algoridam prastavit kele gele aahet.
radar signal punarrachana aanee vishleshan.
radar pranalinna sahasa vastavik velet asankhya 3-dii kinwa 4-dii deta namunyanchi punarrachana karane aavashyak asate. paramparikaritya, visheshtah lashkarat, yasathi supercomputerchya pathimbyachi aavashyakta asate. aajkal, radar signalvar prakriya karnyasathi supercomputerchya jaagi jee. pii. jee. pii. ess. chaa vapar keela jaato. udaharanarth, krutrim chhidra radar (ess. aii. aar.) sanketanvar prakriya karnyasathi, tyat sahasa bahuayami eff. eff. tii. gananecha samavesh asato. asha prakarchya anuprayoganmadhye eff. eff. tii. aanee/kinwa aay. eff. eff. tii. jaladpane karnyasathi jee. pii. jee. pii. ess. chaa vapar keela jaau shakato.
swayam-chalavanaya gadya.
anek swayam-chaalan qaar vahananvar svayanchalit niyantran thevanyasathi 3-dii pratima olakhanyachi tantre vapartat. spashtapane, vegane badalatya bahya vatavaranala samavoon ghenyasathi, manyata aanee nirnay prakriya pratyaksh velet karane aavashyak aahe. dhyey sadhya karnyasathi jee. pii. jee. pii. ess. hii utkrusht sadhane aahet.
vaidyakeey pratima prakriya.
achook nidan karnyasathi, ultrasound, ksh-kiran, emm. aar. aay. aanee seaty sarkhya 2-dii kinwa 3-dii vaidyakeey sanketansathi, pratima punarbandhanisathi anekada khoop uchch namuna darr aanee pratima tharav aavashyak asatat. jee. pii. jee. pii. ess. chee uchch ganana shakti lagoo karoon, heey dakhavun denyat aale qee aapan changlya darjachya vaidyakeey pratima midvu shakato