ืžืขืœื“ื•ื ื’ ืคื•ืŸ ื“ื™ ื˜ืขืงืกื˜ ื“ืขืจืงืขื ื•ื ื’ ืกื™ืกื˜ืขื Tesseract 4.1

ืฆื•ื’ืขื’ืจื™ื™ื˜ ืžืขืœื“ื•ื ื’ ืคื•ืŸ ืึธืคึผื˜ื™ืฉ ื˜ืขืงืกื˜ ื“ืขืจืงืขื ื•ื ื’ ืกื™ืกื˜ืขื ื˜ืขืกืกืขืจืึทืงื˜ 4.1, ื•ื•ืึธืก ืฉื˜ื™ืฆื˜ ื“ืขืจืงืขื ื•ื ื’ ืคื•ืŸ UTF-8 ืื•ืชื™ื•ืช ืื•ืŸ ื˜ืขืงืกื˜ืŸ ืื™ืŸ ืžืขืจ ื•ื•ื™ 100 ืฉืคึผืจืึทื›ืŸ, ืึทืจื™ื™ึทื ื’ืขืจืขื›ื ื˜ ืจื•ืกื™ืฉ, ืงืึทื–ืึทืš, ื‘ืขืœืึธืจื•ืกื™ืฉ ืื•ืŸ ืื•ืงืจื™ื™ื ื™ืฉ. ื“ืขืจ ืจืขื–ื•ืœื˜ืึทื˜ ืงืขื ืขืŸ ื–ื™ื™ืŸ ื’ืขืจืื˜ืขื•ื•ืขื˜ ืื™ืŸ ืงืœืึธืจ ื˜ืขืงืกื˜ ืึธื“ืขืจ ืื™ืŸ HTML (hOCR), ALTO (XML), PDF ืื•ืŸ TSV ืคึฟืึธืจืžืึทื˜ื™ืจื•ื ื’ืขืŸ. ื“ืขืจ ืกื™ืกื˜ืขื ืื™ื– ืขืจื™ื“ื–ืฉื ืึทืœื™ ื‘ืืฉืืคืŸ ืื™ืŸ 1985-1995 ืื™ืŸ ื“ื™ ื”ืขื•ื•ืœืขื˜ื˜ ืคึผืึทืงืงืึทืจื“ ืœืึทื‘ืึธืจืึทื˜ืึธืจื™ืข; ืื™ืŸ 2005, ื“ืขืจ ืงืึธื“ ืื™ื– ื’ืขืขืคื ื˜ ื’ืขื•ื•ืืจืŸ ืื•ื ื˜ืขืจ ื“ื™ ืึทืคึผืึทื˜ืฉื™ ื“ืขืจืœื•ื™ื‘ืขื ื™ืฉ ืื•ืŸ ืื™ื– ื’ืขื•ื•ืขืŸ ื•ื•ื™ื™ึทื˜ืขืจ ื“ืขื•ื•ืขืœืึธืคึผืขื“ ืžื™ื˜ ื“ื™ ืึธื ื˜ื™ื™ืœ ืคื•ืŸ Google ืขืžืคึผืœื•ื™ื™ื–. ืคึผืจืึธื™ืขืงื˜ ืžืงื•ืจื™ื ืคืึทืจืฉืคึผืจื™ื™ื˜ืŸ ืœื™ื™ืกืึทื ืกื˜ ืื•ื ื˜ืขืจ ืึทืคึผืึทื˜ืฉื™ 2.0.

ื˜ืขืกืกืขืจืึทืงื˜ ื›ื•ืœืœ ืึท ืงืึทื ืกืึธื•ืœ ื ื•ืฆืŸ ืื•ืŸ ื“ื™ ืœื™ื‘ื˜ืขืกืกืขืจืึทืงื˜ ื‘ื™ื‘ืœื™ืึธื˜ืขืง ืคึฟืึทืจ ืขืžื‘ืขื“ื“ื™ื ื’ OCR ืคืึทื ื’ืงืฉืึทื ืึทืœื™ื˜ื™ ืื™ืŸ ืื ื“ืขืจืข ืึทืคึผืœืึทืงื™ื™ืฉืึทื ื–. ืคึฟื•ืŸ ื“ืจื™ื˜ ืคึผืึทืจื˜ื™ืขืก ื•ื•ืึธืก ืฉื˜ื™ืฆืŸ ื˜ืขืกืกืขืจืึทืงื˜ GUI ื™ื ื˜ืขืจืคื™ื™ืกื™ื– ืื™ืจ ืงืขื ืขืŸ ื˜ืึธืŸ gImageReader, VietOCR ะธ ื™ืึทื’ืฃ. ืฆื•ื•ื™ื™ ื“ืขืจืงืขื ื•ื ื’ ืขื ื“ื–ืฉืึทื ื– ื–ืขื ืขืŸ ื’ืขืคึฟื™ื ื˜: ืึท ืงืœืึทืกื™ืฉ ื•ื•ืึธืก ืื ืขืจืงืขื ื˜ ื˜ืขืงืกื˜ ืื•ื™ืฃ ื“ืขืจ ืžื“ืจื’ื” ืคื•ืŸ ื™ื—ื™ื“ ื›ืึทืจืึทืงื˜ืขืจ ืคึผืึทื˜ืขืจื ื–, ืื•ืŸ ืึท ื ื™ื™ึทืข ื‘ืื–ื™ืจื˜ ืื•ื™ืฃ ื“ื™ ื ื•ืฆืŸ ืคื•ืŸ ืึท ืžืึทืฉื™ืŸ ืœืขืจื ืขืŸ ืกื™ืกื˜ืขื ื‘ืื–ื™ืจื˜ ืื•ื™ืฃ ืึท LSTM ืจื™ืงืขืจืึทื ื˜ ื ืขื•ืจืึทืœ ื ืขืฅ, ืึธืคึผื˜ื™ืžื™ื–ืขื“ ืคึฟืึทืจ ื“ืขืจืงืขื ืขืŸ ื’ืึทื ืฅ ืกื˜ืจื™ื ื’ืก ืื•ืŸ ืึทืœืึทื•ื™ื ื’ ืึท ื‘ืึทื˜ื™ื™ึทื˜ื™ืง ืคืึทืจื’ืจืขืกืขืจืŸ ืื™ืŸ ืึทืงื™ืขืจืึทืกื™. ื’ืจื™ื™ื˜-ื’ืขืžืื›ื˜ ื˜ืจื™ื™ื ื“ ืžืึธื“ืขืœืก ื–ืขื ืขืŸ ืืจื•ื™ืก ืคึฟืึทืจ 123 ืฉืคืจืื›ืŸ. ืฆื• ืึทืคึผื˜ืึทืžื™ื™ื– ืคืึธืจืฉื˜ืขืœื•ื ื’, ืžืึทื“ื–ืฉื•ืœื– ื ื™ืฆืŸ OpenMP ืื•ืŸ AVX2, AVX ืึธื“ืขืจ SSE4.1 SIMD ื™ื ืกื˜ืจืึทืงืฉืึทื ื– ื–ืขื ืขืŸ ื’ืขืคึฟื™ื ื˜.

ื”ื•ื™ืคึผื˜ ื™ืžืคึผืจื•ื•ื•ืžืึทื ืฅ ืื™ืŸ Tesseract 4.1:

  • ืฆื•ื’ืขื’ืขื‘ืŸ ื“ื™ ืคื™ื™ื™ืงื™ื™ื˜ ืฆื• ืจืขื–ื•ืœื˜ืึทื˜ ืื™ืŸ ืงืกืžืœ ืคึฟืึธืจืžืึทื˜ ALTO (ืึทื ืึทืœื™ื™ื–ื“ ืื•ื™ืกืœื™ื™ื’ ืื•ืŸ ื˜ืขืงืกื˜ ืึธื‘ื“ื–ืฉืขืงื˜). ืฆื• ื ื•ืฆืŸ ื“ืขื ืคึฟืึธืจืžืึทื˜, ืื™ืจ ื–ืึธืœ ืœื•ื™ืคืŸ ื“ื™ ืึทืคึผืœืึทืงื™ื™ืฉืึทืŸ ื•ื•ื™ "tessaract image_name alto output_dir";
  • ืฆื•ื’ืขืœื™ื™ื’ื˜ ื ื™ื™ึท ืจืขื ื“ืขืจื™ื ื’ ืžืึทื“ื–ืฉื•ืœื– LSTMBox ืื•ืŸ WordStrBox, ืกื™ืžืคึผืœืึทืคื™ื™ื™ื ื’ ืžืึธื˜ืึธืจ ื˜ืจื™ื™ื ื™ื ื’;
  • ืฆื•ื’ืขื’ืขื‘ืŸ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ืคึผืกืขื•ื•ื“ืึธื’ืจืึทืคื™ืงืก ืื™ืŸ ื”ืึธืงืจ (HTML) ืจืขื–ื•ืœื˜ืึทื˜;
  • ืฆื•ื’ืขื’ืขื‘ืŸ ืึธืœื˜ืขืจื ืึทื˜ื™ื•ื• ืกืงืจื™ืคึผืก ื’ืขืฉืจื™ื‘ืŸ ืื™ืŸ ืคึผื™ื˜ื”ืึธืŸ ืคึฟืึทืจ ื˜ืจื™ื™ื ื™ื ื’ ื“ื™ ืžืึธื˜ืึธืจ ื‘ืื–ื™ืจื˜ ืื•ื™ืฃ ืžืึทืฉื™ืŸ ืœืขืจื ืขืŸ;
  • ื™ืงืกืคึผืึทื ื“ื™ื“ ืึธืคึผื˜ื™ืžื™ื–ืึทื˜ื™ืึธื ืก ื ื™ืฆืŸ AVX, AVX2 ืื•ืŸ SSE ื™ื ืกื˜ืจืึทืงืฉืึทื ื–;
  • OpenMP ืฉื˜ื™ืฆืŸ ืื™ื– ืคืึทืจืงืจื™ืคึผืœื˜ ื“ื•ืจืš ืคืขืœื™ืงื™ื™ึทื˜ ืจืขื›ื˜ ืฆื• ืคึผืจืึธื‘ืœืขืžืก ืžื™ื˜ ืคึผืจืึธื•ื“ืึทืงื˜ื™ื•ื•ื™ื˜ื™;
  • ืฆื•ื’ืขื’ืขื‘ืŸ ืฉื˜ื™ืฆืŸ ืคึฟืึทืจ ื•ื•ื™ื™ึทืก ืื•ืŸ ืฉื•ื•ืึทืจืฅ ืจืฉื™ืžื•ืช ืื™ืŸ ื“ื™ LSTM ืžืึธื˜ืึธืจ;
  • ื™ืžืคึผืจื•ื•ื•ื“ ื‘ื•ื™ืขืŸ ืกืงืจื™ืคึผืก ื‘ืื–ื™ืจื˜ ืื•ื™ืฃ ืงืžืึทืงืข.

ืžืงื•ืจ: opennet.ru

ืœื™ื™ื’ืŸ ืึท ื‘ืึทืžืขืจืงื•ื ื’