binacular switch anachiveta

binacular switch suppression (bss) anedi oka vyakti yokka avagahana nundi saadhaaranamgaa pradhaanamaina chitraalanu anichivese oka saanketikata, idhi drushya avagahana mariyu abhignaa naadii saastramlo upayoginche oka rakamaina prayogaatmaka taarumaaru. taarumaaru, ververu signal balaala yokka rendu chitraalu 1 heartz sthiramaina retutho edama mariyu kudi kannu madhya punaraavrutamgaa maarchabadataayi. marpidi chese eee prakriyaloo, takkuva viruddhata mariyu signal balam yokka chitram kontakaalam paatu grahanasaktito anachiveyabadutundi.
ituvanti taarumaaru kosam itara paddhatulalo binacular vairam, nirantara flash anachiveta (cfs), drushya masking mariyu flicker switch anachiveta unnaayi. binacular pootii mariyu cfs maadirigaane, bss prati sambandhita uddeepana yokka signal balaanni niyantrinchadam dwara mariyu naadii anusarananu nirvahinchadam dwara kooda panichestundi. ayithe, eee itara saadhanaala kante bss merugaina naanhyata gala grahanasakti anachiveta mariyu ekkuva kaalam anachiveta kaalaalanu saadhinchagaladu. antekakunda, itara paddhatula maadirigaa kakunda, lakshya uddeepanalanu pradarsinchina tarvaata matrame kakunda, drushya anachiveta kaalamlone naadii mariyu pravartanaa parinaamaalanu parisoedhinchadaaniki bii. ess. ess anumatistundi.
bhavanalu.
signal balam.
binacular satrutvam mariyu drushya anachiveta saahityamlo signal balam mukhyamaina paatra poeshistumdi. adevidhamgaa bss loe, yea uddeepana grahanasaktito anachiveyabadutundo nirnayinche karakallo idhi okati. idhi uddeepana lakshanaalaku sambandhinchina bahumitiya nirmaanam. eee karakalu sanketha balaanni nirnayistaayi mariyu aneka mandhi parisoedhakulu eee krindi paaraamitulanu pratipaadinchaaruh prakaasa vairudhyam, saandrata, rangu vairudhyam mariyu praadaesika pounahpunya content. rendu kallaku ververu sanketha balam yokka viruddhamaina chitraalu andinchinappudu balaheenamaina sanketha balam unna chitram anachiveyabade avakaasam undhi. udaaharanaku, takkuva contrast unna chitram adhika contrast unna chitram kante ekkuva kaalam anachiveyabadutundani mariyu anachiveyabadutundani bhaavistunnaaru. aspashtamaina chitram merugaina kendrikruta chitram kante grahanasaktito anachiveyabade avakaasam undhi.
signal balamlo vyatyaasam ekkuvagaa unnappudu pratyarthi aadhipatyam mariyu grahanasakti anachiveta kooda ekkuvagaa untundani bhaavistunnaaru.
oka nirdishta kantiki chuupina chitram yokka signal balaanni penchadam valla uddeepana yokka grahana aadhipatyam yokka sambhaavyata perugutundani mariyu eee aadhipatyam ekkuva kaalam unde avakaasam undani bhavana. anduvalla, signal balaanni taarumaaru cheyadam valla binacular vairam mariyu bss samayamlo grahana aadhipatyaanni niyantrinchadaaniki mariyu grahanasakti anachivetaku kooda veelu kalpistundi.
naadii anusarana.
sudeerghakaalam paatu oka nirdishta drushya uddeepanaku gurainappudu naadii anusarana jarugutundi. eee drugvishayam sambhavinchinappudu, uddeepana kramamga drushyaparamgaa 'masakabaarutundi'. kaalpula raetlu taggadam mariyu kalakramena aaa nirdishta uddeepanaku pratispandinche nirdishta neuronla sunnitatvam taggadam valla eee sanghatana jarigindani soochinchabadindi.
neural adaptation anedi vijuval prosessing yokka prarambha mariyu chivari dasalalo prabalamgaa undani mariyu idhi padula milliseconla varaku ledhaa aneka sekanla varaku kooda sambhavinchavacchani chebutaaru. idhi indriya samachara prosessinglo praathamika paatra poeshistumdi mariyu grahanasakti anachivetalo mukhyamainadi. viruddhamaina anusarana sandarbhamlo, adhika-viruddhamaina uddeepanaku naadii anusarana anedi uddeepana yokka grahinchina viruddhamgaa taggadaaniki daariteestundi. contrast anusarana samayamlo praadhamika drushya valkalam yokka recordinglu eee anusaranaku daariteese contrast sensitivity taggimpu yokka praabalyam anie choopinchaayi.
naadii anusarana drushya uddeepanala saapeksha balaanni prabhaavitam chestundi mariyu binacular pootii vanti sanghatanalalo grahanasakti anachivetanu prabhaavitam chestundi. aneka parisoedhanalu naadii anusarananu taarumaaru cheyadam binacular satrutvam samayamlo grahana aadhipatyaanni niyantrinchadaaniki veelu kalpistundani choopinchaayi; naadii anusarana takkuvagaa unna paristhitulalo shatrutva aadhipatya vyavadhulu ekkuva.
anduvalla, merugaina naanhyata mariyu ekkuva kaalam grahanasakti aadhipatyam mariyu grahanasakti anachivetanu nirdhaarinchadaaniki naadii anusarana yokka upasamanam avasaram. naadii anusarananu tagginchadaaniki aneka margalu unnaayi mariyu vaatilo okati naadii anusarananu tagginchadaaniki ledhaa nivaarinchadaaniki kadalikanu prerepinchadam. retina graahakaala vadda drushtini kolpovadaanni nivaarinchadaaniki ledhaa tagginchadaaniki sthireekarana samayamlo chinna kanti kadalikala dwara uddeepanalaku ledhaa kantiki kadalikanu parichayam cheyavachu.
binacular switch suppression elaa panichestundi?
arnald mariyu itarulu raasina kaagitamlo., (2008), vaaru "binacular switch suppression" anae eee paddhatini pravesapettaaru, ikkada bhinnamaina viruddhamaina (chitram 1) viruddhamaina chitraalu padepade mundugaa nirnayinchina sthiramaina retutho edama mariyu kudi kannu madhya maarchabadataayi. eee marpidi drushya prosessing prarambha dasalalo retina ganglian kanaalu vanti monocular neuronlu mariyu kanaala anusarananu tagginchadam ledhaa tagginchadam lakshyamgaa pettukundi. uddeepanala sanketha balaanni maarchadaaniki, lakshya budidarangu chitraanni anachiveyadaaniki upayoginche yaadruchchika tellani shabda namuunaalu adhika sanketha balam, adhika viruddhata mariyu adhika praadaesika pounahpunya kantentnu kaligi undela roopondinchabaddaayi.
prastuta saahityaaniki anugunamgaa, uddeepana yokka sanketha balam mariyu naadii anusarana yokka saraina nirvahanapai niyanthranatho, balamaina drushya uddeepana (yaadruchchika tellani sabdam namuunaa) oohinchadagina vidhamgaa avagaahanapai aadhipatyam chelaayistundani mariyu balaheenamaina drushya uddeepana (lakshya buudida rangu chitram) anachiveyabadutundani anchanaa veyabadindi.
arnald mariyu itarulu. (2008) eee grahanasakti anachiveta paddhatini daani saraina marpidi raetu, anachiveta balam mariyu bss upayoginchi spruha nundi chitraalanu entasepu anachiveyavachane vyavadhini anveshinchadam dwara dhruveekarinchadaaniki prayatninchindi.
bss kosam saraina switch raetu.
arnald mariyu itarula prayogam 1 loe., (2008), telupu sabdam namuunaa mariyu lakshya chitram enchukunna sthiramaina retlatho rendu kalla madhya marai. bss yokka saraina retlanu pareekshinchadaaniki, rendu kalla madhya chitraalanu 0.5-15 heartz varaku vegamtho marcharu mariyu anachiveta sthaayini kolustaaru. lakshya chitram yokka edainaa bhaganni gurtinchinappudu vaari pratispandananu suuchimchamani paalgonevaarini koraru. bss kosam optimal switch raetlu 1 heartz anie mariyu idhi anachiveta ekkuva kaalam unde raetu anie phalitaalu choopinchaayi.
anachiveta vyavadhi.
sagatuna, bss 24 sekanla paatu chitraalanu anichivesenduku veelu kalpistundani soochinchabadindi (sd = 2.6). marovaipu, cfs sagatuna 19.3 sekanla (esdi = 3.9) konchem takkuva vyavadhilo chitraalanu anichivesenduku prayatninchindi. nirantara kaalam paatu anachivetanu prerepinche bss saamarthyam asajanakamga undhi mariyu drushya uddeepana yokka chetana, upachetana mariyu chetanam kaani prosessing adhyayanamlo upayoginchavacchu.
binacular satrutvamto sambandham.
binacular vairam anedi prati kantiki ververu chitraalu unnappudu rendu kalla madhya drushya avagahana maarutunna oka sanghatana. prati samayamlo, edainaa kalla vadda grahana aadhipatyam sambhavinche yaadruchchika avakaasam undhi. prati kantiloo grahana aadhipatyam mariyu grahanasakti anachivetalo maarpulu kooda eppatikappudu yaadrucchikamgaa sambhavinchavachhu. binacular satrutvam samayamlo, yaadruchchika grahana sthithula kaaranamgaa aadhipatyam mariyu anachiveta yokka vyavadhulanu anchanaa veyadam savaluga untundani soochinchabadindi.
tadanantaram, flash anachiveta mariyu nirantara flash anachiveta prayojanaalanu penche mariyu binacular satrutvam yokka parimitulanu tagginche unnata paddhatulugaa suuchimchabaddaayi. avagahana yokka naadii vidhaanaalanu anveshinchadamlo binacular satrutvamto mudipadi unna parimitulalo okati, grahana aadhipatyam mariyu anachiveta oohinchaleni takkuva vyavadhi matrame konasaagutundi. binacular pootii kante ekkuva kaalam anachivetanu saadhinchagala saamarthyaanni bss pradarsinchindi. anduvalla, avagahana velupala drushya prosessingnu anveshinchadamlo bss merugaina saadhanamgaa undagaladani nammavacchu.
nirantara flash anachivethatho sambandham.
sambandham suchia mariyu coach abhivruddhi chesina nirantara flash anichiveta (cfs) anae saanketikata, drushya avagahana mariyu anachiveta samayamlo satrutvamlo yaadruchchikatanu tagginchadaaniki binacular satrutvam mariyu flash anachiveta yokka prabhavanni militam chesindi. oka saadhaarana cfs trial loe, paalgonevaariki rendu viruddhamaina chitraalu chuupabadataayi, prati kantiki okati mariyu ekkuva signal balam yokka chitram sthiramaina retutho (7-10 heartz) merustundi. lakshya chitram maroka kantiki choopabadutundi. binacular switch suppression (bss) maadirigaa kakunda, lakshya chitram terapai adhe pradaesamloe sthiramgaa untundi mariyu pradarsana vyavadhilo maaradu ledhaa flash cheyadu.
saadhaaranamgaa pradhana chitraalanu 'adrushyam' gaa pradarsinchadamlo bss prabhavanni dhruveekarinchadaaniki mariyu niroopinchadaaniki, arnold mariyu itarulu. (2008) prastuta saahityamlo avagahana nundi saadhaaranamgaa pradhaanamaina chitraalanu anachiveyadamlo unna uttama paddhatullo okatigaa pariganinchabade cfs thoo bss paniteerunu polchi chusindi. cfs kante ekkuva kaalam anachiveta mariyu merugaina anachiveta naanhyatanu saadhinchagala saamarthyam bssku undani phalitaalu suuchistunnaayi. adanamgaa, bss 1 heartz anachivetalo saraina retunu kaligi undagaa, cfs 7 heartz yokka saraina retunu kaligi undhi. lakshya chitraalanu anachiveyadamlo saraina pounahpunyamlo eee vyatyaasam eee rendu paddhatula anachiveta prabhaavaala venuka unna vividha naadii vidhaanaala phalitamgaa undani soochinchabadindi. ayithe, eee thedaalu emiti mariyu eee vidhanalu okadaanikokati elaa bhinnamgaa unnayo vislaeshimchadaaniki marinta parisoedhana avasaram.
bhavishyat disalu.
prastutaaniki, drushya anachivetalo binacular switch anachiveta prabhavanni parisoedhimchae itara parisoedhanalu laevu. eee kotta drushya anachiveta vidhananni dhruveekarinchadaaniki mariyu arnald mariyu itarulache eee parisoedhanaku anubandhamgaa marinta kathinamaina parisoedhana cheyalsina avasaram undhi. (2008). eee vidhanam nijamgaa prabhaavavantamgaa mariyu nammadaginadigaa kanugonabadithe, dheenini chetana, upachetana mariyu chetanam kaani drushya prosessing parisoedhanaloo aacharanaatmaka upayogamloki teesukuraavacchu.

