Search Results - "Unni, Sujatha Narayanan"

Quantification of soft tissue parameters from spatially resolved diffuse reflectance finite element models by Vasudevan, Vysakh, Narayanan Unni, Sujatha

“…Spatially resolved diffuse reflectance spectroscopy (SRDRS) is a non‐invasive optical technique that helps in clinical diagnosis of various tissue…”
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Temporal fiber-optic fluorescence study of FAD-NADH interactions in phantoms for potential applications in rapid liquid optical biopsy procedures by Jayasankar, Subitcha, Narayanan Unni, Sujatha

“…•Short-span time-varying fluorescence analysis of FAD and NADH are studied in different concentration levels.•The unique interaction behavior of FAD and NADH…”
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Skin microcirculatory responses: A potential marker for early diabetic neuropathy assessment using a low‐cost portable diffuse optical spectrometry device by Vasudevan, Vysakh, Unni, Sujatha Narayanan

“…Diffuse optical measurement is an evolving optical modality providing a fast and portable solution for microcirculation assessment. Diffuse optics in static…”
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Deep learning-enabled detection and localization of gastrointestinal diseases using wireless-capsule endoscopic images by Bajhaiya, Deepak, Narayanan Unni, Sujatha

“…•Developed GINet model specifically designed to detect gastrointestinal diseases such as angiectasia, lymphangiectasia, bleeding, and ulcer, achieving an…”
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Histopathological correlations of bulk tissue polarimetric images: Case study by Sharma, Mahima, Narayanan Unni, Sujatha, Balasubramanian, Subalakshmi, Sundaram, Sandhya, Krishnamurthy, Priya, Hegde, Anoosha

“…Polarimetric imaging and image analysis have gained increased interest in soft tissue analysis at the cellular level. However, polarimetric imaging has widely…”
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Model-based quantitative optical biopsy in multilayer in vitro soft tissue models for whole field assessment of nonmelanoma skin cancer by Kanakaraj, Bala Nivetha, Narayanan Unni, Sujatha

“…Optical techniques such as fluorescence and diffuse reflectance spectroscopy are proven to have the potential to provide tissue discrimination during the…”
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Short-range diffuse correlation spectroscopic system for peripheral skin tissue blood flow assessment: in-vitro studies by Vasudevan, Vysakh, Unni, Sujatha Narayanan

“…Assessment of blood perfusion from superficial layers would aid in monitoring the microcirculation and help diagnose numerous diseases involving altered…”
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Multi-objective design optimization of electromagnetic coil for effective actuation of magnetic endocapsule devices by Nallabothula, Brahmaiah, Unni, Sujatha Narayanan

“…Magnetic actuation with cylindrical electromagnetic coils is an upcoming technology due to its straightforward design and adaptability for magnetic endocapsule…”
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Spatio-temporal feature analysis of laser speckle images for simultaneous quantification of skin thickness and perfusion demonstrated using in-vitro scleroderma phantoms by Krishnamurthy, Priya, Unni, Sujatha Narayanan, Jayasankar, Subitcha

“…•Simultaneous quantification of skin thickness and microcirculatory flow rate is reported for the first-time using laser speckle image analysis.•The…”
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Laser Speckle Image analysis for identifying the minimum lethal concentration of ampicillin in Escherichia coli liquid cultures by Isaac, Kiran Philip, Krishnamurthy, Priya, Unni, Sujatha Narayanan, Rao, Sudha Narayani, Parthasarathy, Krupakar

“…Understanding a pathogen's sensitivity to antimicrobial drugs through Minimum Lethal Concentration (MLC) is crucial for effective treatment planning for…”
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Correlation analysis of laser Doppler flowmetry signals: a potential non-invasive tool to assess microcirculatory changes in diabetes mellitus by Lal, Cerine, Unni, Sujatha Narayanan

“…Measurement and analysis of microcirculation is vital in assessing local and systemic tissue health. Changes in microvascular perfusion if detected can provide…”
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Characterizing colon cancer stages through optical polarimetry-assisted digital staining by Sharma, Mahima, Unni, Sujatha Narayanan, Shaji, Chitra, Balasubramanian, Subalakshmi, Sundaram, Sandhya

“…Tissue polarimetry has been gaining importance in extracting useful diagnostic information from the structural attributes of tissues, which vary in response to…”
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Optical polarization response of collagen: role in clinical cancer diagnostics—part I by Sharma, Mahima, Shaji, Chitra, Narayanan Unni, Sujatha

“…Optical polarimetry has increased interest in probing finer details of soft tissue components representing alterations during pathological tissue…”
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Optical polarization response of collagen—role in clinical cancer diagnostics: part 2 by Shaji, Chitra, Sharma, Mahima, Unni, Sujatha Narayanan

“…The advent of SHG microscopy for biological tissue characterization has opened up avenues in probing ultrastructural features of the sample. The nonlinear…”
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Role of contrast and fractality of laser speckle image in assessing flow velocity and scatterer concentration in phantom body fluids by Lal, Cerine, Banerjee, Arnab, Sujatha, Narayanan Unni

“…Blood flow velocity and red blood cell concentration are of vital importance in assessing tissue microcirculation. Laser speckle contrast analysis is being…”
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Non-Invasive Estimation of Moisture Content in Mushrooms Using Hyperspectral Imaging and Machine Learning-Based Stacking Regressor Model by Meena, Jyotisana, Unni, Sujatha Narayanan

“…The production and consumption of mushrooms have significantly increased, especially among vegetarian and vegan consumers, due to their high nutritional value…”
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Efficient colorectal polyps segmentation using a deep learning ensemble framework from colonoscopy images by Bajhaiya, Deepak, Unni, Sujatha Narayanan

“…Colorectal cancer ranks third for cancer-related death globally. Accurate polyp segmentation is essential for colorectal cancer early identification and…”
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Analysis of Magnetic Field Induced by Cylindrical Electromagnetic Coil for Wireless Actuation of Magnetic Endocapsule Devices by Nallabothula, Brahmaiah, Unni, Sujatha Narayanan

“…Electromagnetic actuation is an evolving wireless control approach for actuating magnetic endocapsule devices. Electromagnetic actuation is performed by…”
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Quantitative assessment of soft tissue deformation using digital speckle pattern interferometry: studies on phantom breast models by Karuppanan, Udayakumar, Unni, Sujatha Narayanan, Angarai, Ganesan R

“…Assessment of mechanical properties of soft matter is a challenging task in a purely noninvasive and noncontact environment. As tissue mechanical properties…”
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Deep learning–powered generation of artificial endoscopic images of GI tract ulcers by Bajhaiya, Deepak, Unni, Sujatha Narayanan, Koushik, A.K.

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