1Ikani zoyeserera PDF documents; zoyeserera zoyera za 300 DPI grayscale zimapatsa wodziwa zambiri zogwira ntchito.
2Kuyankha:
3Kuyenda kuzindikira kupita; mawu ndi kulemba m'mbuyo monga chinyezimiro chinyezimiro kumbuyo pa chithunzi cha tsamba loyamba.
4Pezani fayilo yofunsira PDF - imawoneka yofanana, koma tsopano mutha kupeza ndi kusankha mawu mu imelo.
OCR PDF Mafunso Ofala
Kodi OCR PDF imasintha bwanji kujambula kulemba?
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M'malo mwake, patsamba lililonse limapangidwa, limayenda m'njira yozindikira malemba a Tesseract m'zinenero zoposa 100, ndipo mawu odziwika amalembanso ngati gawo lowoneka bwino la malemba omwe ali pamwamba pa chithunzi choyamba - kuti tsambali liwoneke ngati silisintha koma litha kufunidwa ndi kusankhidwa. tsambali likuwoneka bwino monga momwe lilili - mawu odziwika amawoneka mosawoneka m'mbuyo mwa chithunzicho, chifukwa chake kufunsa ndi kusankha ntchito popanda kusintha mawonekedwe.
Kodi ndi zilankhulo ziti zomwe zingadziwe?
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Kuposa 100, kuphatikizapo Latin, Cyrillic, Greek, Arabic, Hebrew, Chinese, Japanese, Korean ndi Indian scripts.Kunena kuti ndi mtundu uti woyembekezera kumawonjezera kulimba mtima kuposa kulola kuti aganizire.
Kodi mtundu woyamba umakhudza kuzindikira?
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PDF imachotsa tsambalo: mafonti, ma vector, zithunzi za raster ndi ma coordinates a malemba amasungunuka kuti aliyense wowerenga awone mawonekedwe ofanana. Momwe tsambalo limasungidwa limasankha zomwe ziyenera kuchitidwa ndi zolemba ndi zolemba zamtunduwu zomwe wodziwa ayenera kuchita.
Pali china chilichonse chokhudza PDF apa?
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Yes — PDF ndi graph ya chinthu, si chithunzi cha tsamba, kotero malemba amakhala osankhika komanso vector amakhala olimba ngakhale kuti zinthu za raster zimachitika m'masamba. Zimakhudza zomwe wodziwa angathe kuona.
Kodi ndi yoyenera bwanji?
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Pa 300 DPI yoyera yosindikizidwa, yokwanira kuti zifukwa zikhale zosadziwika komanso makamaka m'mawu odziwika bwino. Kuyenera kudziwika kuti kudalirika kumagwa kwambiri ndi kuwonekera kotsika, kuzungulira, zithunzi kuchokera pakamera ya foni, mafonti osadzipereka ndi kulemba - kulemba kwamanja sichinthu chomwe chimachitika.
Kodi ndiyenera kuyang'ana pa zotsatira zabwino?
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300 DPI mu grayscale ndi malo abwino. Pambuyo pa 200 DPI, mawonekedwe azithunzi amayamba kuwonongeka; pamwamba pa 400 DPI simupeza chilichonse ndipo mumalipira ndalama za fayilo ya fayilo ndi nthawi yogwiritsira ntchito.
Kodi ndingapeze chiyani pa OCR PDF?
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PDF iliyonse yovomerezeka, kuphatikizapo zomwe zapangidwa ndi scanner, ndi wolemba mawu kapena ndi wosindikiza. Fayilo ndi mawu achinsinsi a mwini amene amaletsa kusintha kokha amayang'aniridwa; fayilo yomwe ikufuna mawu achinsinsi a wogwiritsa ntchito kuti itsegulidwe siyiyang'aniridwa, ndipo sitifuna kuchotsa kusungika.
Kodi pali malire a kukula kwa fayilo pa OCR PDF?
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Ndikukhulupirira: maakaunti aulere amapanga mabuku mpaka 5 MB, omwe amaphatikizapo zambiri zamalamulo ndi mabungwe koma sizovuta zolemba zolemba pa 600 DPI; Ghostscript ndi qpdf amachita ntchito. PDFs zosakira ndi zomwe zimachitika nthawi zambiri zomwe zimapitilira, ndipo kutsitsa fayiloyo nthawi zambiri kumatha kubweretsa kumbuyo.
Kodi OCR PDF idzachepetsa mtundu wa PDF documents wanga?
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Malemba ndi ma vector a m'mabuku ndi zinthu zosaoneka bwino, choncho amawoneka bwino kwambiri pa zoom iliyonse ngakhale kuti zinthu zitha kuchitika. Ndi zithunzi za raster zophatikizidwa zokha zomwe zingakhudze, ndipo ndi ngati ntchito yomwe mwasankha imazisintha.
Kodi ndingagwiritse ntchito OCR PDF pa PDF documents angapo nthawi imodzi?
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Yesani - kutsitsa set ndi iwo amachita m’njira yofanana pansi pa set imodzi ya zosankha, zomwe ndi zofunika kuchita ntchito yolemba ntchito pano kuposa kuwonekera mwa desktop wowerenga.
Kodi mabuku olemba, maulalo ndi mafomu adzakhalabe?
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Kuwala, maulalo amkati ndi ma annotations amasungidwa pamenepo ntchito imalola. Digital signatures ndi kulephera: chilichonse kusintha kwa fayilo mwangozi kulepheretsa chitsimikizo, chifukwa chomwe chitsimikizo ndicho choyenera.
Kodi OCR PDF imawononga chilichonse?
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No. OCR PDF ndi ufulu popanda akaunti, ndipo palibe chomwe chimasindikizidwa patsamba. Zolemba zotsitsa zimachotsa ntchito za ogwira ntchito pambuyo pomaliza ntchito.
