Context-Based Spelling Correction for Japanese OCR

نویسنده

  • Masaaki Nagata
چکیده

We present a novel spelling correction method ['or those languages that have no delimiter between words, such ~rs ,lap;mese, (.',hinese, ,~nd ThM. It consists of an al)proximate word matching method and an N-best word seg mental|on Mgorithm using a statistical la.nguage model. For OCR errors, the proposed word-based correction method outperf.ornrs the conventional charactm'-b`ased correction method. When the bmselme character recognition accuracy is 90%, it achieves 96.0% character recognition accuracy and 96.3% word segmentation accuracy, while the cilar-acter recognition accuracy of cilaracter-b,ased correction is

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تاریخ انتشار 1996