A high-speed algorithm for propagation-type labeling based on block sorting of runs in binary images. - Yoshihiro Shima; Tatsuya Murakami; Masashi Koga; Hiroshi Yashiro; Hiromichi Fujisawa (ICPR (1), 1990)

A High Speed Word Matching Algorithm for Handwritten Chinese Character Recognition. - Katsumi Marukawa; Masashi Koga; Yoshihiro Shima; Hiromichi Fujisawa (MVA, 1990)

Automatically Organizing Document Bases Using Document Understanding Techniques. - Hiromichi Fujisawa; Yoshihiro Shima; Masashi Koga; Tatsuya Murakami (Future Databases, 1992)

An Extraction Method of Search Indexes for Graph Image Retrieval. - Masashi Koga; Tatsuya Murakami; Yoshihiro Shima; Hiromichi Fujisawa (MVA, 1992)

Error Correction for Recognition of Handwritten Kanji Names Using a Name Knowledge Base. - Katsumi Marukawa; Masashi Koga; Yoshihiro Shima; Hiromichi Fujisawa (MVA, 1992)

A post-processing method for handwritten Kanji name recognition using Furigana information. - Katsumi Marukawa; Masashi Koga; Yoshihiro Shima; Hiromichi Fujisawa (ICDAR, 1993)

A contour fill method for alpha-numeric character image generation. - Kazuki Nakashima; Masashi Koga; Katsumi Marukawa; Yoshihiro Shima; Yasuaki Nakano (ICDAR, 1993)

Recognition of Numeric Strings with Notation Rules Using String Checking. - Katsumi Marukawa; Kazutoshi Takakura; Taro Hayashi; Masashi Koga; Yoshihiro Shima (MVA, 1994)

A High-Speed Character Contour-Fill Method Using an Edge-Flag List. - Kazuki Nakashima; Masashi Koga; Katsumi Marukawa; Yoshihiro Shima; Yasuaki Nakano (MVA, 1994)

A Restoration Method for Broken Handwritten Line-figures with Connecting Terminal Points. - Kazuki Nakashima; Masashi Koga; Katsumi Marukawa; Yoshihiro Shima (MVA, 1996)

A Connecting Method for Disappeared Corner Patterns in Form Documents. - Hiroshi Shinjo; Kazuki Nakashima; Masashi Koga; Katsumi Marukawa; Yoshihiro Shima; Eiichi Hadano (MVA, 1996)

A method for connecting disappeared junction patterns on frame lines in form documents. - Hiroshi Shinjo; Kazuki Nakashima; Masashi Koga; Katsumi Marukawa; Yoshihiro Shima; Eiichi Hadano (ICDAR, 1997)

Lexical Search Approach for Character-String Recognition. - Masashi Koga; Ryuji Mine; Hiroshi Sako; Hiromichi Fujisawa (Document Analysis Systems, 1998)

Segmentation of Japanese handwritten characters using peripheral feature analysis. - Masashi Koga; Tatsuhiko Kagehiro; Hiroshi Sako; Hiromichi Fujisawa (ICPR, 1998)

Segmentation of Handwritten Kanji Numerals Integrating Peripheral Information by Bayesian Rule. - Tatsuhiko Kagehiro; Masashi Koga; Hiroshi Sako; Hiromichi Fujisawa (MVA, 1998)

A Recognition Method for Touching Japanese Handwritten Characters. - Hisashi Ikeda; Yukio Ogawa; Masashi Koga; Hiromitsu Nishimura; Hiroshi Sako; Hiromichi Fujisawa (ICDAR, 1999)

Aspect Ratio Adaptive Normalization for Handwritten Character Recognition. - Cheng-Lin Liu; Masashi Koga; Hiroshi Sako; Hiromichi Fujisawa (ICMI, 2000)

A Recognition Method for Skewed Four-State Bar Codes by Using Raster-Scanned Binary Images and Connected Components. - Yoshihiro Shima; Katsumi Marukawa; Hiroshi Shinjo; Kazuki Nakashima; Masashi Koga; Tatsuhiko Kagehiro (MVA, 2000)

A Recognition Method of Machine-Printed Monetary Amounts Based on the Two-Dimensional Segmentation and the Bottom-up Parsing. - Masashi Koga; Ryuji Mine; Hiroshi Sako; Hiromichi Fujisawa (ICDAR, 2001)

Lexicon-Driven Handwritten Character String Recognition for Japanese Address Reading. - Cheng-Lin Liu; Masashi Koga; Hiromichi Fujisawa (ICDAR, 2001)

A Context-free Grammar-based Language Model for String Recognition. - Hisashi Ikeda; Naohiro Furukawa; Masashi Koga; Hiroshi Sako; Hiromichi Fujisawa (Int. J. Comput. Process. Orient. Lang., 2002)

Lexicon-Driven Segmentation and Recognition of Handwritten Character Strings for Japanese Address Reading. - Cheng-Lin Liu; Masashi Koga; Hiromichi Fujisawa (IEEE Trans. Pattern Anal. Mach. Intell., 2002)

Address-Block Extraction by Bayesian Rule. - Tatsuhiko Kagehiro; Masashi Koga; Hiroshi Sako; Hiromichi Fujisawa (ICPR (2), 2004)

A robust method for recognition of monetary amount printed by checkwriter. - Masashi Koga; Ryuji Mine; Tsukasa Yasue; Hiroshi Sako; Hiromichi Fujisawa (Syst. Comput. Jpn., 2004)

Camera-based Kanji OCR for Mobile-phones: Practical Issues. - Masashi Koga; Ryuji Mine; Tatsuya Kameyama; Toshikazu Takahashi; Masahiro Yamazaki; Teruyuki Yamaguchi (ICDAR, 2005)

Gabor Feature Extraction for Character Recognition: Comparison with Gradient Feature. - Cheng-Lin Liu; Masashi Koga; Hiromichi Fujisawa (ICDAR, 2005)

Building Compact Classifier for Large Character Set Recognition Using Discriminative Feature Extraction. - Cheng-Lin Liu; Ryuji Mine; Masashi Koga (ICDAR, 2005)

Towards high accuracy road maps generation from massive GPS Traces data. - Tao Guo; Kazuaki Iwamura; Masashi Koga (IGARSS, 2007)