Dr. Amar Nath Sah Profile

Dr. Amar Nath Sah

at Vignan's Foundation for Science, Tech. & Research

SPIE Involvement:

Author

Publications (5)

Proceedings Article | 20 June 2024 Presentation + Paper

Design, fabrication, and testing of a smartphone-based bimodal device for oral precancer diagnosis

Shivam Shukla, Nemichand ., Amar Nath Sah, Chaitanya Vishwakarma, Subrata Mishra, Rachna Rath, Asima Pradhan

Proceedings Volume 13008, 1300805 (2024) https://doi.org/10.1117/12.3026971

KEYWORDS: Fluorescence, Cancer, Imaging spectroscopy, Cameras, Fluorescence imaging, Fluorescence spectroscopy, RGB color model, Spectroscopes, Portability, In vivo imaging

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Proceedings Article | 20 June 2024 Presentation + Paper

Cervical pre-cancer detection through wavelet denoising and random forest classification

Gyana Ranjan Sahoo, Amar Nath Sah, Madhur Srivastava, Asima Pradhan

Proceedings Volume 13006, 130060Q (2024) https://doi.org/10.1117/12.3021995

KEYWORDS: Fluorescence, Cancer, Wavelets, Denoising, Random forests, Cervical cancer, Biological samples, Education and training, Matrices, Machine learning

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Proceedings Article | 7 December 2021 Paper

Fluorescence-based handheld imaging device for in-vivo detection of oral precancer

Amar Nath Sah, Pavan Kumar, Asima Pradhan

Proceedings Volume 11919, 119190J (2021) https://doi.org/10.1117/12.2614474

KEYWORDS: Luminescence, Imaging devices, In vivo imaging, Cancer, Tissues, Photography, Beam splitters, Tissue optics, Semiconductor lasers, Diagnostics

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Proceedings Article | 2 April 2020 Presentation + Paper

Developing an automated data acquisition system and real time analysis of an in house fabricated hand-held probe

Amar Nath Sah, Shikha Ahirwar, Asima Pradhan

Proceedings Volume 11363, 113631Y (2020) https://doi.org/10.1117/12.2555719

KEYWORDS: Data acquisition, Statistical analysis, Scattering, Cervical cancer, Spectroscopy, Cervix, Mahalanobis distance, Fluorescence spectroscopy, Tissues

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SPIE Journal Paper | 16 January 2018 Open Access

Intrinsic fluorescence for cervical precancer detection using polarized light based in-house fabricated portable device

Bharat Lal Meena, Pankaj Singh, Amar Nath Sah, Kiran Pandey, Asha Agarwal, Chayanika Pantola, Asima Pradhan

JBO, Vol. 23, Issue 01, 015005, (January 2018) https://doi.org/10.1117/12.10.1117/1.JBO.23.1.015005

KEYWORDS: Luminescence, Scattering, Cervix, Tissues, Uterus, Cervical cancer, Light scattering, Tissue optics, Principal component analysis, In vivo imaging

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