Riba:
- Ikon aiwatar da sake zagayowar maimaitawa wanda ya ƙunshi ganowa, zaɓi, daidaitawa mai kyau, gyare-gyaren gida da matakan tsarawa
- Ƙarfin yin amfani da gyaran iri, mummunan hanzari, zane-zane da kayan aikin fenti don matsalolin da suka dace
- Ikon samar da daidaitattun jeri na hotuna da kuma guje wa jujjuyawar da ba dole ba ta hanyar saita 'mafi kyau' kofa.
Hoton “cikakkiyar” guda ɗaya da wuya ya zo a farkon gwaji. Ƙirar ƙwararru tana gano wani al'amari da balaga ta ta hanyar maimaitawa (maimaita ci gaban mataki-mataki). A cikin wannan rukunin, za mu koyi yadda ake bambanta da kuma daidaita abubuwan gani na AI ta hanyar sarrafawa: za mu matsa daga "dogara da sa'a" zuwa "jagoranci" tare da kayan aiki irin su iri, mummunan hanzari, fenti.
Me yasa bambancin da maimaitawa?
Tun da AI wanda ke samar da hotuna yana farawa ba da gangan ba, hanzari iri ɗaya yana ba da sakamako daban-daban kowane lokaci. Wannan ba kuskure ba ne, amma dama: za ku iya zaɓar mafi kyau a cikin zaɓuɓɓuka masu yawa. Amma bambancin rashin sarrafawa yana bata lokaci. Ma'anar maimaitawa ita ce: samar da daftarin aiki, ƙayyade abin da ke mai kyau da abin da ba shi da kyau, canza saurin ko saitin daidai, sake samarwa. Tare da kowane zagaye kuna kawo fitarwa kusa da manufa.
Key kayan aiki da sharuddan
- iri: lamba ce da ke tantance hayaniyar bazuwar da hoton zai fara. Irin iri + iri ɗaya da sauri = gani iri ɗaya. Idan kun gyara iri kuma ku canza saurin da sauri, zaku sami "bambancin hoto ɗaya tare da ɗan bambanci". Wannan shine kayan aiki na zinariya don daidaito.
- Da sauri mara kyau: Wurin da kuke rubuta abubuwan da ba ku so a cikin hoton ("hannu mara kyau, karin yatsu, rubutu, alamar ruwa, blur"). Hanya mafi sauri don rage lahani.
- Yin zane (haihuwar yanki): Zaɓin yanki ɗaya kawai na hoton (misali karkatacciyar hannu) da samun sake fasalin yankin. Kuna ganin gyara ba tare da sake fitar da dukkan hoton ba.
- Zane-zane: Girman gefuna na hoton waje da ƙirƙirar sabon sarari; misali, faɗaɗa hoton murabba'i zuwa banner a kwance.
- Hoto-zuwa-hoto: Ba da hoton farawa da cewa "ka sanya shi kama da wannan amma canza wancan"; Mafi dacewa don canza salon yayin kiyaye abun da ke ciki.
- Ƙarfafawa/ƙarfi: Yana ƙayyade nawa za a adana hoton farko; Ƙananan ƙima yana nufin ɗan canji, babban darajar yana nufin canji mai yawa.
Tukwici: Lokacin da kuka ɗauki hoto mai kyau, lura da irinsa. Sa'an nan, ta hanyar gyara wannan iri da gwaji tare da ƙananan canje-canje (launi, haske), za ku iya samar da daidaitattun saiti don alamar.
Fahimtar ikon canji (denoise)
Mafi rikicewar saitin yayin amfani da hoto-zuwa-hoto da zanen zane shine denoise/ƙarfi. "Yaya zan shiga ciki?" Yi la'akari da shi kamar bugun kira. Ƙananan ƙima (misali 20-40%) yana adana hoton farko; Yana yin ƙananan taɓawa - cikakke don canza launin hoto da ƙara salo mai hankali. Babban darajar (misali 70-90%) yana samar da sabon hoto wanda ya kusan zama mai zaman kansa daga hoton farawa; Yana iya ma canza abun da ke ciki. Saitin da ba daidai ba galibi yana haifar da kurakurai guda biyu: saita ƙimar da ƙima da faɗin "babu wani abu da ya canza", ko saita shi da tsayi da faɗin "abin da nake so ya ɓace". Hanyar da ta dace: fara da ƙima ta tsakiya (50%), daidaita sama ko ƙasa dangane da sakamakon. Yin gwaji guda uku tare da hanzari iri ɗaya ta hanyar canza wannan bugun kiran kawai zai ba ku damar gano adadin da ya dace da sauri. Wannan saitin shine inda bambanci tsakanin "amincewa da sa'a" da "jagoranci" ya kasance: kuna yanke shawara nawa za ku canza, ba samfurin ba.
Wani kayan aiki mai ƙarfi shine hoto-zuwa-hoto: ba da hoton da kuke da shi (zane, hoto, bugu na baya) a matsayin mafari ga ƙirar kuma yana cewa "a ci gaba da abun da ke ciki amma canza salonsa." Mafi dacewa don zana zane mai ƙaƙƙarfan zane da juya shi zuwa ƙayyadadden misali, ko matsar da shimfidar wuri zuwa wani abin ado na daban. Wannan kayan aiki yana motsa AI daga "ƙirƙira daga karce" zuwa "biyan jagorancin ku" kuma yana ƙaruwa da iko sosai.
Madauki mataki-mataki-mataki
- Yawon shakatawa na ganowa: Rubuta saurin kuma samar da bambance-bambancen 4; Zabi mafi alƙawarin.
- Sanya iri: Sami iri na hoton da kuke so.
- Inganta batu: Canja faɗakarwa tare da ƙananan taɓawa (tausasa haske, canza launi) ko ƙara saƙo mara kyau.
- Gyaran gida: Gyara sauran lahani (hannu, gefu, abu) ta hanyar fenti.
- Tsara: Ƙara zuwa daban-daban rabo ta fitar da fenti idan ya cancanta.
- Ikon inganci: Girma, duba lahani, wuce ta hanyar tace alama.
uku mini lokuta
Case 1 - Daidaitaccen saiti tare da iri. Wani mai zane yana son hotunan samfurin 6 su kasance daidai da alamar kayan kwalliya, amma kowane samarwa yana da haske daban-daban. Ya gyara zuriyar hoton da yake so kuma ya samar da ita ta hanyar canza samfurin kawai; Hotunan 6 sun raba haske iri ɗaya da bango. Sa'o'i ~2 da zai kashe akan gyaran launi na hannu ya ragu zuwa sifili.
Case 2 - Farfadowa tare da Inpainting. A cikin wani kwatanci, abin da aka tsara ya kasance cikakke amma adadi yana da mugun hannu. Maimakon sake haifar da hoton gaba ɗaya, mai zane ya zaɓi yanki na hannu kawai kuma ya gyara shi tare da yin zane a cikin ƙoƙari na 3. An warware matsalar a cikin mintuna 5 ba tare da rasa mashahurin abun da ke ciki ba.
Case 3 - Rage kuskure ta hanyar da ba ta dace ba. Rubutun da ba'a so da alamun ruwa sun kasance koyaushe suna bayyana a cikin hoton kasuwancin e-commerce. Mai zanen ya kara da "rubutu, alamar ruwa, tambari, sa hannu" zuwa mummunan hanzari; Adadin fitar da lahani ya ragu daga 6 a cikin 10 zuwa 1 cikin 10. An taƙaita lokacin rarrabawa sosai.
Case 4 - Daidaitawa tare da ikon canji. Mai zane ya so ya motsa hoton samfurin na ainihi zuwa bangon da ya dace da palette mai alama. Tare da hoto-to-hoto, ya fara ƙara ƙarfin canji zuwa 85%; Samfurin ya zama wanda ba a iya ganewa. Lokacin da na rage darajar zuwa 35%, an adana samfurin, kawai bango da haske sun dace da alamar. Nemo bugun kiran da ya dace a cikin 3 yana ƙoƙarin adana sa'o'i na lokaci idan aka kwatanta da yin ƙirar samfuri daga karce.
Samfura masu kwafi
1) Yawon shakatawa (sambance-banbance da yawa):
Ƙirƙiri bambance-bambancen 4 don ra'ayi mai zuwa; suna da iri-iri a cikin abun da ke ciki da haske, amma kula da sautin alama (mai sauƙi, dumi). Ra'ayi: [da sauri]. Korau: rubutu, alamar ruwa, karkatacciyar hannu, ƙarin yatsu, bango mara kyau.
2) Gyaran iri da gyara mai kyau:
Gina wannan hoton (ci gaba da iri). Kawai yi canje-canje masu zuwa: sassauta hasken kadan, sanya bango ya zama mai sauƙi. Kada a canza abun da ke ciki ko samfur.
3) Umarnin sanyawa:
Maimaita yanki (hannu) Na yi alama a cikin hoton: bari ya zama na halitta, hannun yatsa biyar yana riƙe da samfurin; kiyaye sauran kamar yadda yake.
4) Faɗakarwa / Faɗawar Rabo:
Fadada wannan hoton murabba'in 1:1 cikin tuta na kwance 16:9. Samar da bayanan da suka dace akan hagu da dama; Ajiye kashi na tsakiya, bar sarari sarari don rubutu a gefen dama.
Rauni mai ƙarfi / Ƙarfi mai ƙarfi
Raunana: Gyara wannan, yana da mugun hannu.
Sakamako: Samfurin yana sake haifar da duka hoton, abun da aka so ya ɓace, sabbin lahani sun bayyana.
Ƙarfi: Sake haifuwa ta wurin fenti kawai wurin hannun da na yi alama: hannun mai yatsu biyar na halitta yana riƙe da kofin; kiyaye haske da launi daidai da yanayin; Kar a taɓa sauran hoton.
Sakamako: Hoton da ake so ana adana shi, kawai wurin da ba daidai ba ne ake gyara maƙasudin.
Bambanci: Umarni mai ƙarfi ya raba yankin, sakamakon da ake so, da yankin da za a kare.
Tweaking kayan aikin tebur
abin hawa
Me yake yi?
Lokacin amfani
Gyaran iri
Maimaituwa / daidaito
Samar da saitin gani mai jituwa
mummunan hanzari
Cire abubuwan da ba a so
Rubutu, alamar ruwa, hannun riga-kafi
yin fenti
Gyaran yanki
Gyara kuskure guda ɗaya
zanen waje
Tsada gefen
Canza rabo/tsari
Hoto-zuwa hoto
Ci gaba da abun da ke ciki amma canza salo
Daidaita hoton data kasance
Rashin ƙarfi
Canja adadin
Ƙananan saitin shiga tsakani
Kuskuren gama gari
- Maimaita kowane aibi: Rasa shahararren hoto; Koyaya, ana yin gyaran tabo tare da fenti.
- Rashin lura da iri: Rashin samun damar ɗaukar hoto mai kyau kuma; Rashin iya samar da daidaitattun saiti.
- Barin mara kyau da sauri: ɓata lokaci da hannu don kawar da lahani mai maimaitawa kamar rubutu, alamomin ruwa, gaɓoɓi mara kyau, da sauransu.
- Yawan juzu'i: Manne a kan isasshiyar hoto mai kyau da kuma bin ƙananan bambance-bambance na sa'o'i; Saita madaidaicin "mai kyau".
- Tilasta yanke rabo daga baya: Rasa muhimmin kashi ta hanyar datsa maimakon fenti.
a takaice
Ba a yin aikin samar da hoto na ƙwararru a cikin harbi ɗaya, amma a cikin maimaitawa: ganowa, zaɓi, gyara iri, daidaitawa, daidaitawa, tsari, sarrafa inganci. Yana ba da daidaiton iri, raguwar lahani mara kyau, gyara tabo, canza yanayin fenti. Waɗannan kayan aikin suna motsa ku daga "dogara da sa'a" don matsar da fitarwa a hankali kusa da manufa. Saita madaidaicin ''isasshen'' kuma ka guji jujjuyawar da ba dole ba.
Aikin aikace-aikace
Zaɓi ra'ayi, samar da bambance-bambancen 4 kuma zaɓi mafi kyau. Yi la'akari da irinsa kuma yi amfani da ƙaramin tweak (haske ko launi). Idan akwai lahani a cikin hoton (hannu, baki, rubutu), gyara shi tare da zanen ciki. A ƙarshe, zana hoton zuwa wani rabo na daban (misali 1:1 zuwa 9:16) kuma lura da wane kayan aiki ne ke warware matsalar a duk tsawon aikin.
jerin abubuwan dubawa
- [ ] Na samar da bambance-bambance masu yawa akan yawon shakatawa na ganowa.
- [ ] Na lura da zuriyar hoton da nake so.
- [ ] Na ware abubuwan da ba'a so tare da saƙo mara kyau.
- [ ] Na gyara lahani ta hanyar yin fenti ba tare da sake haifar da shi ba.
- [ ] Na canza rabo ta hanyar fenti lokacin da ya cancanta.
- [ ] Na dakatar da jujjuyawar lokacin da na isa wurin "mai kyau".