Spectral imaging and spectral LIDAR systems: moving toward compact nanophotonics-based sensing

N Li, CP Ho, IT Wang, P Pitchappa, YH Fu, Y Zhu… - …, 2021 - degruyter.com
With the emerging trend of big data and internet-of-things, sensors with compact size, low
cost and robust performance are highly desirable. Spectral imaging and spectral LIDAR …

An extensive review on spectral imaging in biometric systems: Challenges & advancements

R Munir, RA Khan - Journal of Visual Communication and Image …, 2019 - Elsevier
Spectral imaging has recently gained traction for face recognition in biometric systems. We
investigate the merits of spectral imaging for face recognition and the current challenges that …

SpectralGaussians: Semantic, spectral 3D Gaussian splatting for multi-spectral scene representation, visualization and analysis

SN Sinha, H Graf, M Weinmann - arXiv preprint arXiv:2408.06975, 2024 - arxiv.org
We propose a novel cross-spectral rendering framework based on 3D Gaussian Splatting
(3DGS) that generates realistic and semantically meaningful splats from registered multi …

Collaborative representation of convolutional neural network features to detect artificial ripening of banana using multispectral imaging

N Vetrekar, AK Prabhu, A Naik… - Journal of Food …, 2022 - Wiley Online Library
With the increasing demand for fruits in the consumer market and to fulfill the needs of
consumers, fruits are deliberately resorted to ripen artificially using industrial‐grade Calcium …

Spectralsplatsviewer: An interactive web-based tool for visualizing cross-spectral gaussian splats

SN Sinha, J Kühn, H Graf, M Weinmann - Proceedings of the 29th …, 2024 - dl.acm.org
Spectral rendering accurately simulates light-material interactions by considering the entire
light spectrum, unlike traditional rendering methods that use limited color channels like RGB …

Towards protected and cancelable multi-spectral face templates using feature fusion and kernalized hashing

KB Raja, R Raghavendra… - 2018 21st International …, 2018 - ieeexplore.ieee.org
Multi-spectral imaging has been explored to handle a set of deficiencies found in traditional
imaging that capture the images only in visible spectrum (VIS) or Near-Infra Red (NIR) …

Multi-spectral imaging for robust ocular biometrics

N Vetrekar, KB Raja, R Ramachandra… - … on Biometrics (ICB), 2018 - ieeexplore.ieee.org
Recent development of sensors has allowed to explore the possibility of biometric
authentication beyond visible spectrum. Particularly, multi-spectral imaging has shown a …

Multi-spectral imaging for artificial ripened banana detection

N Vetrekar, R Ramachandra, KB Raja… - 2019 8th European …, 2019 - ieeexplore.ieee.org
Ripening is a natural process that makes fruits edible and nutritious. With increasing
demand, the practice to employ artificial ripening of fruits have been increased recently in …

Detection of artificially ripened banana using spectral signature from multi-spectral imaging

N Vetrekar, R Ramachandra, KB Raja… - AIP Conference …, 2021 - pubs.aip.org
Ripening is a natural process of fruit maturation by which it attains desirable texture, aroma,
colour and becomes more flavoursome. To meet the increasing needs of consumers, traders …

Multi-spectral imaging to detect artificial ripening of banana: A comprehensive empirical study

N Vetrekar, R Ramachandra, KB Raja… - … on Imaging Systems …, 2019 - ieeexplore.ieee.org
Naturally, ripened fruits contain essential nutrients, but with the increasing demand and
consumer benefits, the artificial ripening of fruits is practiced in recent times in the market …