Dabarun Gyara Don Fim ɗin Uniformity

The dabara na daidaita da uniform haske takardar, yafi ya ƙunshi homogenization na lighting a cikin image aiki don rage matsalar image ingancin lalacewa lalacewa ta hanyar matalauta lighting yanayi. Wadannan dabaru ne na gama gari da yawa don daidaita farantin iri ɗaya:

Daidaita haske na yankunan gida:
Daidaita haske na yanki ya fi niyya ga al'amarin fallasa mara daidaituwa wanda ke faruwa a gida a cikin hoton. Wannan yawanci ya ƙunshi fasahohin haɓaka bambanci na gida, kamar daidaita lissafin lissafi na gida. Ta hanyar yin daidaitaccen lissafin histogram da kansa akan kowane yanki na gida a cikin hoton, ana iya haɓaka bambancin kowane yanki yayin kiyaye bambancin duniya gabaɗayan hoton kamar yadda ba ya canzawa.

Wurin haske na duniya:
Sake rarraba haske na duniya yana mai da hankali kan daidaita hasken ɗaukacin hoton. Wannan hanya za ta iya cimma daidaitattun haske na hoto ta hanyar canza siffar tarihin ba tare da canza cikakkiyar haske na hoton ba.
Fasahar sarrafa sikeli da yawa:

Ta hanyar nazari da sarrafa hotuna a ma'auni daban-daban, yana yiwuwa a daidaita haske yadda ya kamata yayin adana bayanan hoto. Wannan hanyar ta haɗu da fa'idodin sarrafa gida da sarrafa duniya, kuma zai iya dacewa da yanayin haske mai rikitarwa.

Amfani da ƙwararrun software:
A cikin aiki mai amfani, yawanci ana aiwatar da aikin daidaita hoto ta amfani da software. Misali, wasu software na sarrafa hoto irin su inuwa / kayan aiki mai haske a cikin Photoshop hanya ce da ta fi dacewa ta sassaukar hoto. Bugu da kari, akwai wasu ƙwararrun software na sarrafa hoto na likitanci, kamar ImageJ, wanda ke ba da kyawawan ayyukan daidaita hoto don masu amfani don yin kyakkyawan aiki akan hotunan likita.

Fasaha bisa zurfin ilmantarwa:
A cikin 'yan shekarun nan, tare da haɓakar haɓakar fasahar ilmantarwa mai zurfi, an sami ci gaba a fasaha mai laushi na hoto bisa zurfin ilmantarwa. Samfuran ilmantarwa mai zurfi, musamman hanyoyin sadarwa na jijiyoyi (CNNs), na iya ganowa ta atomatik kuma koya mafi kyawun dabarun daidaita hoto a ƙarƙashin yanayin haske daban-daban ta hanyar koyan adadi mai yawa na bayanan hoto, don haka samun kyakkyawan sakamako na sarrafawa fiye da algorithms na gargajiya a wasu takamaiman yanayin aikace-aikacen.

Fasahar abin rufe fuska:
A cikin sarrafa hoto, ana amfani da fasahar rufe fuska sosai don sarrafa gida, musamman a cikin tsarin daidaita haske na gida. Masking zai iya kare wasu wurare daga tasirin daidaitawa kuma kawai daidaita haske na takamaiman wurare, don haka sarrafa tasirin hasken iri ɗaya da kyau.