Powered by Guardian.co.ukWannan labarin mai taken “A dress rushewa: 'Yana da wani mafarki. Amma duk abin da yake wani mafarki '” ya rubuta Jessica Glenza a birnin New York, domin theguardian.com a ranar Jumma'a 27th Fabrairu 2015 22.41 UTC

Yau da rare feat ga wani meme zuwa ja jiki daga cikin taroso na internet al'ada da cikin sani na yau da kullum goyon baya. Musamman a lõkacin da ta faru a matsayin sauri a matsayin "dress" yi.

Tsakanin Alhamis da yamma da kuma Jumma'a da safe, da dress girma daga wani tumblr post by wani Dan Ailan mawaki zuwa wani sabon abu kasa da kasa da kuma batun muhawara a duniya.

A crux na dress tambaya, Kuma mai yiwuwa ne ta daukaka kara, ne mai sauki: shi ne frock farin da zinariya, ko blue kuma baki?

A sabon abu zai iya zama sakamakon mai sau na gani mafarki, wani karkata, ko da shi zai iya zama wani karin hadaddun. Abin da cikin hanyar, yana da hoto cewa ba ma ji masu bincike za su iya yarda da.

"Saboda haka da yawa daga cikin hangen nesa da mai ji ne sosai m,"Ya ce Howard C Hughes, wanda Investigates da sunadaran na ji a Dartmouth College ta sashen na m da kwakwalwa kimiyyar. "Idan da suke ba haka ba ne, za mu iya ba tafiya ta hanyar ƙofar, kuma mun lalle ne, haƙĩƙa ba zai iya gudu 50 yadudduka da kuma kama wata gardama ball a cibiyar filin. "

A takaice, ba kya crazy: mafi yawan abin da ka ga shi ne abin da wasu mutane gani. Amma Hughes tuna mana cewa abubuwa da muka "gani" Ba dole ba ne suna da muhimman hakkokin halaye da muka sani, musamman idan muna aiki tare da iyaka bayanai, kamar grainy, biyu-girma photo.

Wadanda images suna chewed sama data tattara muna rantsuwa da idanu da kuma reassembled muna rantsuwa da zukatan, hada, ta hanyar hadaddun nazarin halittu da kuma m tafiyar matakai.

"Wannan halitta, Ina tsammani, da ji cewa … mu kawai ga abin da ke fita a can,"Inji shi. "Amma dole mu yi cewa - kwakwalwa ya yi cewa - kuma mutane dole yi a wani maras muhimmanci hanya kana bukatar idanu a ga, amma kana bukatar wani kwakwalwa zuwa sani, kuma dõmin ji wani abu da ke samu. "

A dress rushewa mayar da hankali ga launi, hasashe cewa ba "hakikanin" da se. A gwaninta na launi ne da ji na da tsawon bayyane haske haskoki nuna daga surface, fassara a matsayin daya daga uku na farko launuka da mutum ido.

Misali, abin da muke gani a matsayin "ja,"Ba ita ce muhimmi ingancin wani abu. Ã'a, yana da mutane 'remarkably homogenous ji na nuna haske. Kuma akwai yalwa da dabbobi cewa fuskanci da yawa launi da yawa ya sha bambam da mutane. A eyeballs na mantis jatan lande, misali, da 12 launi nau'rori masu amsa sigina idan aka kwatanta da mutane 'uku.

Kuma yayin wannan tambaya na iya ze inconsequential, mutane da yawa sun gano cewa, hoton hidima a matsayin m misali na interplay na 'yan Adam ilmin halitta da kuma fahimta - gina cewa gyara wasu daga cikin mafi karanci fannonin kimiyya kwakwalwa.

"Akwai wani dalili su yi tunanin cewa dukan daki-daki, daga cikin m tsari da babu wanda gaske, Mafi fahimci ba shi da mutum bambance-bambance,"Ya ce Hughes. "Yanzu, yadda wannan image ya aikata irin wannan ban mamaki aiki na yin abin da painfully bayyane - Ban tabbata ba. Amma ina ganin dalilin da ya samar sosai zafi tsakanin mutane shi ne mafi yawancin mu yi zaton muna kawai ga abin da ke fita a can. "

Hughes ya ce batun zai iya zama batun karin bincike, kuma hypothesized cewa blue-fari sabon abu zai iya zama sakamakon wani abu daga anomalous trichromats (mutanen da suka yi dan kadan daban-daban hasashe na farko launuka) zuwa (wuya) reversing na gani mafarki, wani lokacin ake kira mai karkata.

Duk wanda ya yi kokarin baya na fuskantarwa da convex da concave da'ira, ko mai kadi silhouette sunã da wani tunani yadda da wuya wani irin images su jefa, ko "disambiguate".

Wani ji bincike. Robert Fendrich, ya shaida wa Hughes ya ga dress kamar zinariya-fari a ranar Alhamis da yamma, da kuma blue-baki a ranar Jumma'a da safe, daya daga wanda ya bayyana na zama mai marasa rinjaye mutane iya reorient siffar. Fendrich ne mai ziyartar malamin a Dartmouth College, Har ila yau a cikin m da kuma kwakwalwa kimiyyar sashen.

A Whitney Laboratory ga Hasashe na da Action a Jami'ar California dake Berkeley, David Whitney ce siffar da sakamako ne mai sauki - An wani karkata daga hasashe.

"Kai infer hasken da ake bugawa cikin dress kai tsaye, kuma ina infer cewa haske mai zuwa kuma daga bãyan da dress,"Ya ce Whitney. "Yana tafasa ƙasa don wani gaske sauki bambanci, kuma yana da wata gaske sauki karkata. "

"Yana da wani mafarki,"Ya ce Whitney. "Amma duk abin da yake wani mafarki."

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