OCR PDF

Free Online PDF OCR Kudzidza

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Kuisa

Maitiro ekuisa OCR PDF

1 Kuisa paInternet PDF documents yakasviba; yakachena 300 DPI grayscale scan inovimbisa kuti muenzi anokwanisa kushanda nayo.

2 Ita kuti izive kuti ndeipi rurimi rwayo rwaungatarisira — kuudza rurimi zita rinopesana nekuti uite kuti rigone kufungidzira nemari yakawanda.

3 Kufamba kuzivikanwa pasi; mashoko anonyorwazve seyakajeka layer kugara pamusoro pekutanga peji pfungwa.

4 Dhawunirodha iyo yekutsvaga PDF faira - inotaridzika seimwe, asi iwe unogona ikozvino kutsvaga uye kusarudza munyori mune iyi.

OCR PDF Mibvunzo Inowanzo bvunzwa

Maitiro ekushandura OCR PDF ku scan kune tebhu?

Zviri pachena, pashure pekugadzirwa kwepaiti, icho chinoitwa neTesseract, chinoitwa mumitauro inopfuura 100, uye zvinonzi zvinonyorwa sezvinyorwa zvisina kuonekwa zvakaiswa pamusoro pechifananidzo chacho — saka peji rinova rakajeka asi rinogona kutsvakwa uye kusarudzwa.Peji richiri kutaridzika sezvakaita kare — mutauro wakazivikanwa unomira pasi pechifananidzo, saka kutsvaka uye kusarudza zvinoshanda pasina kuchinja kuoneka.

Ndezvipi zvinyorwa zvinozivikanwa?

Kusvika 100, kusanganisira Latin, Cyrillic, Greek, Arabic, Hebrew, Chinese, Japanese, Korean uye Indian zvinyorwa.Kutiudza ndeipi rurimi kuti tarisira zvinowedzera kunyatsonzwisisa kupfuura kubvumira kuti afungidzire.

Chii chinonzi source format chinokonzera kuzivikanwa?

PDF inogadzirisa peji: fonts, vector, raster mafoto uye mazita ezvinyorwa zvinovharwa kuti munhu wese aone zvakafanana mazita. Maitiro ekuchengetedza peji anosarudza kuti ndeipi resolution uye ruzivo rwemavara iro rinozivikanwa rinofanira kushanda ne.

Chii chinokosha kune PDF pano?

Yeah — PDF i graph yechigadzirwa, kwete peji remufananidzo, saka tenzi anoramba achisarudzwa uye vector anoramba achikurumidza pasina kuchinja kweraster content mukati. Inokonzera izvo zvinozivikanwa kuti zvinoonekwa.

Ndezvipi zvinokosha?

Pachiedza chekuchenesa 300 DPI chekuverenga kwemashoko akadhindwa, kunogona kunge kuri kukwira zvakakwana kuti zvikanganiso zvive zvakaoma uye zvinoitika zvakanyanya muzvinyorwa zvisina kujairika. Kunyatsonzwisisa kunodzikira zvakanyanya nekusagadzikana, kusvibiswa, mavara kubva pakamera yefoni, zvinyorwa zvisina kujairika uye kunyora — kunyora kwakanyanya hakusi izvo izvi zvachose.

Chii chaunofanira kushanyira kuti uwane yakanakisisa mhinduro?

300 DPI mugreyscale ndiyo sweet spot. Pasi pe200 DPI, mavara anotanga kukuvadza; pamusoro pe400 DPI, haugone kuwana chero chinhu uye unobhadhara mari yefile size uye processing time.

Chii chandinogona kurodha pasi ku OCR PDF?

Any standard PDF, including those produced by a scanner, by a word processor or by a print driver. Files with a owner password that only restricts editing are handled; files that need a user password to open are not, and we do not attempt to break encryption.

Pane chero faira resize limit pa OCR PDF?

Yeah: mapurogiramu emahara anogadzira mapepa kusvika ku 5 MB ese, ayo anotarisana nereports nekontrakiti asi kwete neakareba akasvinwa mapepa pa600 DPI; Ghostscript uye qpdf vanoita basa.Scanned PDFs ndezvechimwe chinhu chinowanzoitika chinosvika, uye kumanikidza dhata yekutanga kunonyatsokwana kuti riitezve pasi.

I OCR PDF ichadzikisa mhando ye PDF documents yangu?

Tenzi uye vector kugadzira zvinhu kupfuura pixels, saka ivo vanogara zvakajeka pa chero kuchinja-chinja chero chinhu chinoitika. Raster mafoto chete anogona kuderera, uye chete kana chiitiko iwe wakasarudza resamples avo.

Ndinogona sei kuisa OCR PDF pane akawanda PDF documents panguva imwe chete?

Ndinoda — wedzera set uye vanotanga kuongorora zvakafanana pasi peimwe set ye settings, iyo ndiyo nyaya yekuita workflow yedocumentary pano kupfuura kutsvedza kuburikidza nedesktop reader.

Mabhukumaka, mapeji ewebhu, uye mafomu ezvinyorwa zvinoramba zvichishanda?

Kuita kuti zviite

OCR PDF inodhura here?

No. OCR PDF inowanikwa pasina akaunti, uye hapana chinhu chinopedzisira chaiswa pawebhusaiti. Yakakwira mapepa anobvisa kubva kune vashandi mushure mekunge basa rapera.