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Indlela yokufaka i-OCR PDF

1 Layisha phezulu i-PDF documents eyahlanganisiweyo; i-300 DPI ecocekileyo yovavanyo lwesikali esingwevu inika umqwalaseli uninzi lokusebenza.

2 Nceda ucele ukuba yeyiphi ulwimi oza kuyilindele - ukunika igama ulwimi lubetha luya kukwazi ukucinga ngemargin ebanzi.

3 Sebenzisa ukuqonda okugqithisileyo; amagama abhalwe kwakhona njengolwaleko olungabonakaliyo oluhlala ngaphezulu komfanekiso wephepha lokuqala.

4 Layisha ezantsi ifayili ekhangelayo PDF - ibonakala ifana, kodwa ngoku ungakhangela kwaye ukhethe umbhalo kuyo.

OCR PDF Imibuzo ebuzwa rhoqo

Ndiya kuvavanya phi ukuze ndifumane iziphumo ezilungileyo?

300 DPI kwiskala elingwevu yindawo emnandi. Ezantsi kwe 200 DPI iimpawu zophawu ziqala ukulahleka; ngaphezulu kwe 400 DPI ufumana akukho nto kwaye uhlawulwe kubungakanani befayile kunye nexesha lokuqhubekeka.

I-OCR PDF iguqula njani isiqingatha sombhalo?

Ngokucacileyo, iphepha ngalinye libonisa, liqhuba ngeTesseract yokwazisa umbhalo edlula kwiilwimi ezingaphezu kwe-100, kwaye amagama awaziwayo abhalwe kwakhona njengomgangatho wombhalo ongaziwayo obekwe ngaphezulu komfanekiso wokuqala — ngoko ke iphepha libonakala litshintshile kodwa lifunwa kwaye likhethwa. Iphepha lihlala libonakala ngokuchanekileyo njengoko lisenza - umbhalo owaziwayo uhlala ubonakala ngaphaya komfanekiso ngoko ukukhangela nokukhetha kusebenza ngaphandle kokuguqula ukubonakala.

Nantoni na ekhethekileyo kwi PDF apha?

Ewe — i-PDF yi-object graph, hayi umfanekiso wephepha, ngoko umbhalo uhlala ukhethwa kwaye i-vectors ihlala iqaqambileyo nokuba kwenzeka ntoni kwi-raster equlethe ngaphakathi. Ibangela ukuba umntu owaziyo abone.

Ichanekile kangakanani?

Kwi 300 DPI ecocekileyo yovavanyo lombhalo oshicilelweyo, iphezulu ngokwaneleyo ukuba iimpazamo zincinci kwaye zininzi kwigama eliqhelekileyo eliqhelekileyo. Ugqibo luwela phantsi ngokucacileyo nge resolution ephantsi, i-skew, izithunzi ukusuka kwikhamera yefowuni, ifonti eqhelekileyo nokubhala ngesandla - ukubhala ngesandla ngokukodwa akuyiyo into le.

Yintoni endinokuyilayisha kwi OCR PDF?

Nayiphi na i-PDF eqhelekileyo, kubandakanya ezo ziveliswe ngumkhangeli, ngumqhubekekisi wobhalo okanye ngumqhubi woshicilelo. Iifayili ezinegama lokugqitha lomnini elithintela kuphela uhlela ziphathwa; iifayile ezifuna igama lokugqitha lomsebenzisi ukuvula aziphathwa, kwaye asizama ukuphula ukufihla.

Ingaba kukho umda wobungakanani befayili kwi OCR PDF?

Ewe: ii-akhawunti ezikhululekileyo ziqhubekeka amaxwebhu ukuya kwi-5 MB nganye, equka iinxelo ezininzi kunye neekontraki kodwa hayi uxwebhu olude olushicilelwe kwi-600 DPI; i-Ghostscript ne-qpdf zenza umsebenzi. I-PDF eshicilelweyo yinto eqhelekileyo engaphezulu kwayo, kwaye ukucinezela kuqala uxwebhu kulungile ukubuyisela phantsi.

Ingaba i OCR PDF iya kunyusa ubunjani be PDF documents yam?

Umbhalo kunye nobugcisa be-vector zizinto kunokuba zii-pixels, ngoko zihlala ziqaqambileyo nakweyiphi na intshukumo yobungakanani nokuba kwenzeka ntoni na. Kuphela imifanekiso ekwi-raster efakwe ngaphakathi ingaphaya, kwaye kuphela ukuba umsebenzi okhethiweyo uphinde uphinde uthathe iisampulu.

Ndingaqhuba i OCR PDF kwi PDF documents ezininzi ngaxeshanye?

Ewe - thumela iqela kwaye liqhubekeke ngokuthe tye phantsi kweqela elinye lezicwangciso, eli lithuba lokwenza uqhubekeko- msebenzi woxwebhu apha kunokuba ucofe kwincwadi yokufunda ye desktop.

Kutheni i EPUB inxuwa liququzelela OCR PDF?

EPUB.to ibekwe phantsi kwefomati evulekileyo yencwadi ye-e-XHTML kwi zip, ephinda ijikeleze ngoyilo, kwaye ifundeka kwizixhobo zekhompyutha akukho mntu ucinga malunga nobeko. Incwadi yizip egcweleyo yemarkup, imifanekiso kunye nefonti, ngoko ke phantse yonke imisebenzi abantu bezisa kwiwebhusayithi ye-eBook isebenza kwelinye lawona zinto. OCR PDF iqhuba kwi-upload efanayo ne-akhawunti efanayo njenge-conversions kuba apho ifuneka khona.

Ndiza kwenza ntoni ngeziphumo xa i OCR PDF igqityiwe?

Umguquli kule ndawo uhambisa iincwadi phakathi kwe-EPUB, MOBI, AZW3, PDF ne DOCX, ngoko ke igama liphela kwisixhobo esibonakalayo esiza kufunda. Ukwenza oko emva OCR PDF kuthetha ukuba uguqulelo luzakwenziwa ukusuka kuhlobo olungqine ngalo, hayi ukusuka kulowo wawusazilungisa.

Ingaba OCR PDF apha isixhobo esifanayo esisebenza kumasayithi afana nalowo?

Iinjini zinikezelwa - isixhobo esifanayo, abasebenzi abafanayo, amaqondo afanayo. Oku EPUB site idibanisa kukubona kwi reflow: yeyiphi yemisebenzi le ncwadi ephindayo ixhasa ngokuqinisekileyo, kwaye yeyiphi kuphela eyenza ingqondo kwi media ethe nkqo- ubeko ngaphakathi kwayo. Iqala kwakhona kwi nto enye malunga nefomati le site ibizwa emva: incwadi yi zip ye XHTML ene manifest, ngoko umbhalo ubiza ngaphantsi kwento kwaye ugqibo ngalunye olubalulekileyo lumalunga nomfanekiso ofakwe ngaphakathi kunye nefonti ye subsets.

Ndifuna i-akhawunti, kwaye ngaba kukho into egcinwa?

Akukho akhawunti, kwaye akukho nto igcinwayo: ulayisho lususwa kubasebenzi emva kokuba umsebenzi ugqibile, akukho nto ifundwayo kwaye akukho nto iqulathe isiqulathi seefayili. Iiakhawunti ezikhululekileyo zikhona kwimbali kunye nobungakanani beqela, hayi kwi access.