Dr. Tokiya Abe Profile

Dr. Tokiya Abe

at Keio Univ

SPIE Involvement:

Author

Publications (10)

Proceedings Article | 4 April 2022 Poster + Paper

Quantitative evaluation of color difference between actual specimens and whole-slide imaging-scanned images calibrated with commercial color charts

Yusuke Murayama, Tohru Sugiyama, Yoshihiko Ogino, Hiroki Furuta, Takaaki Kambara, Koi Kamisono, Tokiya Abe, Katsura Emoto, Akinori Hashiguchi, Yoichi Kajimura, Michiie Sakamoto

Proceedings Volume 12039, 120391A (2022) https://doi.org/10.1117/12.2611413

KEYWORDS: Color difference, RGB color model, Scanners, Color reproduction, Artificial intelligence, Calibration, Imaging spectroscopy, Spectroscopy, Spectrophotometry, Kidney

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Proceedings Article | 1 March 2017 Paper

Extraction of glomeruli in whole slide imaging of kidney biopsy specimens

Masahiro Ishikawa, Sumire Watanabe, Natsuki Honda, Naoki Kobayashi, Tokiya Abe, Akinori Hashiguchi, Michiie Sakamoto

Proceedings Volume 10140, 101400U (2017) https://doi.org/10.1117/12.2254306

KEYWORDS: Kidney, Tissues, Biopsy, Image processing, Pathology, Computer aided diagnosis and therapy, Digital imaging, Target detection, Medical imaging

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SPIE Journal Paper | 3 June 2016 Open Access

Automatic quantification of morphological features for hepatic trabeculae analysis in stained liver specimens

Masahiro Ishikawa, Yuri Murakami, Sercan Taha Ahi, Masahiro Yamaguchi, Naoki Kobayashi, Tomoharu Kiyuna, Yoshiko Yamashita, Akira Saito, Tokiya Abe, Akinori Hashiguchi, Michiie Sakamoto

JMI, Vol. 3, Issue 02, 027502, (June 2016) https://doi.org/10.1117/12.10.1117/1.JMI.3.2.027502

KEYWORDS: Image enhancement, Tissues, Liver, Image analysis, Image segmentation, Pathology, Feature extraction, Cancer, Expectation maximization algorithms, Digital imaging

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Proceedings Article | 27 April 2015 Paper

An accurate method of extracting fat droplets in liver images for quantitative evaluation

Masahiro Ishikawa, Naoki Kobayashi, Hideki Komagata, Kazuma Shinoda, Masahiro Yamaguchi, Tokiya Abe, Akinori Hashiguchi, Michiie Sakamoto

Proceedings Volume 9420, 94200Y (2015) https://doi.org/10.1117/12.2081670

KEYWORDS: Liver, Pathology, Tissues, Expectation maximization algorithms, Image processing, Image filtering, Biopsy, Image classification, Microscopes, Binary data

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Proceedings Article | 29 March 2013 Paper

Automatic classification of hepatocellular carcinoma images based on nuclear and structural features

Tomoharu Kiyuna, Akira Saito, Atsushi Marugame, Yoshiko Yamashita, Maki Ogura, Eric Cosatto, Tokiya Abe, Akinori Hashiguchi, Michiie Sakamoto

Proceedings Volume 8676, 86760Y (2013) https://doi.org/10.1117/12.2006667

KEYWORDS: Feature extraction, Image classification, Pathology, Tissues, Image analysis, Scanners, Photonics, Liver cancer, Cancer, Liver

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Proceedings Article | 29 March 2013 Paper

An algorithm to evaluate the number of trabecular cell layers using nucleus arrangement applied to hepatocellular carcinoma

Hideki Komagata, Naoki Kobayashi, Ayako Katoh, Yasuka Ohnuki, Masahiro Ishikawa, Kazuma Shinoda, Masahiro Yamaguchi, Tokiya Abe, Akinori Hashiguchi, Michiie Sakamoto

Proceedings Volume 8676, 86760M (2013) https://doi.org/10.1117/12.2006319

KEYWORDS: Diagnostics, Tumors, Tissues, Feature extraction, Image filtering, Image processing, Detection and tracking algorithms, Statistical analysis, Information technology, Breast

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Proceedings Article | 29 March 2013 Paper

Automatic segmentation of hepatocellular structure from HE-stained liver tissue

Masahiro Ishikawa, Sercan Taha Ahi, Yuri Murakami, Fumikazu Kimura, Masahiro Yamaguchi, Tokiya Abe, Akinori Hashiguchi, Michiie Sakamoto

Proceedings Volume 8676, 867611 (2013) https://doi.org/10.1117/12.2006669

KEYWORDS: Liver, Image segmentation, Tissues, Pathology, Optical filters, Image filtering, Computer aided diagnosis and therapy, Feature extraction, Medicine, Image analysis

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Proceedings Article | 15 March 2008 Paper

Multispectral image enhancement for H&E stained pathological tissue specimens

Pinky Bautista, Tokiya Abe, Masahiro Yamaguchi, Nagaaki Ohyama, Yukako Yagi

Proceedings Volume 6918, 691836 (2008) https://doi.org/10.1117/12.771046

KEYWORDS: Tissues, Image enhancement, Collagen, Transmittance, Multispectral imaging, RGB color model, Visualization, Image visualization, Error analysis, Imaging systems

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Proceedings Article | 30 March 2007 Paper

Digital staining of pathological images: dye amount correction for improved classification performance

Pinky Bautista, Tokiya Abe, Masahiro Yamaguchi, Yukako Yagi, Nagaaki Ohyama

Proceedings Volume 6514, 651433 (2007) https://doi.org/10.1117/12.710446

KEYWORDS: Tissues, Image classification, Transmittance, RGB color model, Matrices, Visualization, Dysprosium, Absorption, Pathology, Image processing

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Proceedings Article | 29 April 2005 Paper

Digital staining of pathological tissue specimens using spectral transmittance

Pinky Bautista, Tokiya Abe, Masahiro Yamaguchi, Yukako Yagi, Nagaaki Ohyama

Proceedings Volume 5747, (2005) https://doi.org/10.1117/12.595016

KEYWORDS: Transmittance, Tissues, Matrices, Multispectral imaging, Image classification, Image transmission, RGB color model, Digital imaging, Liver, Cameras

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Showing 5 of 10 publications

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