Label-free 3D morphological nanoscopy for studying sub-cellular dynamics in live cancer cells with high spatio-temporal resolution

Soft thresholding schemes for multiple signal classification algorithm

Autores: Sebastian Acuña, Ida S. Opstad, Fred Godtliebsen, Balpreet Singh Ahluwalia, Krishna Agarwal
Publicado en: Optics Express, Edición 28/23, 2020, Página(s) 34434, ISSN 1094-4087
Editor: Optical Society of America
DOI: 10.1364/oe.409363

Deriving high contrast fluorescence microscopy images through low contrast noisy image stacks

Autores: Sebastian Acuña, Mayank Roy, Luis E. Villegas-Hernández, Vishesh K. Dubey, Balpreet Singh Ahluwalia, and Krishna Agarwal
Publicado en: Biomedical Optics Express, Edición 12/9, 2021, Página(s) 5529-5543, ISSN 2156-7085
Editor: The Optical Society
DOI: 10.1364/boe.422747

Physics-based machine learning for subcellular segmentation in living cells

Autores: Arif Ahmed Sekh, Ida S. Opstad, Gustav Godtliebsen, Åsa Birna Birgisdottir, Balpreet Singh Ahluwalia, Krishna Agarwal & Dilip K. Prasad
Publicado en: Nature Machine Intelligence, Edición 3, 2021, Página(s) 1071–1080, ISSN 2522-5839
Editor: Springer Nature
DOI: 10.1038/s42256-021-00420-0

Multimodal on-chip nanoscopy and quantitative phase imaging reveals the nanoscale morphology of liver sinusoidal endothelial cells

Autores: Ankit Butola, David A Coucheron, Karolina Szafranska, Azeem Ahmad, Hong Mao, Jean-Claude Tinguely, Peter McCourt, Paramasivam Senthilkumaran, Dalip Singh Mehta, Krishna Agarwal, Balpreet Singh Ahluwalia
Publicado en: Proceedings of the National Academy of Sciences, Edición 118/47, 2021, ISSN 1091-6490
Editor: National Academy of Science
DOI: 10.1073/pnas.2115323118

Taxonomy of hybridly polarized Stokes vortex beams

Autores: Arora, Gauri; Butola, Ankit; Rajput, Ruchi; Agarwal, Rohit; Agarwal, Krishna; Horsch, Alexander; Prasad, Dilip K; Senthilkumaran, Paramasivam
Publicado en: Optics Express, Edición 1, 2024, ISSN 1094-4087
Editor: Optical Society of America
DOI: 10.48550/arxiv.2306.05974

Blind Super-Resolution Approach for Exploiting Illumination Variety in Optical-Lattice Illumination Microscopy

Autores: Krishnendu Samanta; Swagato Sarkar; Swagato Sarkar; Sebastian Acuña; Joby Joseph; Balpreet Singh Ahluwalia; Krishna Agarwal
Publicado en: ACS Photonics, Edición 1, 2021, ISSN 2330-4022
Editor: American Chemical Society
DOI: 10.1021/acsphotonics.1c00503

Virtual labeling of mitochondria in living cells using correlative imaging and physics-guided deep learning

Autores: Ayush Somani; Arif Ahmed Sekh; Ida S. Opstad; Åsa Birna Birgisdottir; Truls Myrmel; Balpreet Singh Ahluwalia; Alexander Horsch; Krishna Agarwal; Dilip K. Prasad
Publicado en: Biomed Opt Express, Edición 4, 2022, ISSN 2156-7085
Editor: The Optical Society
DOI: 10.1364/boe.464177

On-chip TIRF nanoscopy by applying Haar wavelet kernel analysis on intensity fluctuations induced by chip illumination

Autores: Nikhil Jayakumar, Øystein I. Helle, Krishna Agarwal, Balpreet Singh Ahluwalia
Publicado en: Optics Express, Edición 28/24, 2020, Página(s) 35454, ISSN 1094-4087
Editor: Optical Society of America
DOI: 10.1364/oe.403804

Scalable-resolution structured illumination microscopy

Autores: Ankit Butola; Sebastian Acuna; Daniel Henry Hansen; Krishna Agarwal
Publicado en: Optics Express, Edición 1, 2022, ISSN 1094-4087
Editor: Optical Society of America
DOI: 10.1364/oe.465303

Object detection neural network improves Fourier ptychography reconstruction

Autores: Florian Ströhl, Suyog Jadhav, Balpreet S. Ahluwalia, Krishna Agarwal, Dilip K. Prasad
Publicado en: Optics Express, Edición 28/25, 2020, Página(s) 37199, ISSN 1094-4087
Editor: Optical Society of America
DOI: 10.1364/oe.409679

MusiJ: an ImageJ plugin for video nanoscopy

Autores: Sebastian Acuña, Florian Ströhl, Ida S. Opstad, Balpreet S. Ahluwalia, Krishna Agarwal
Publicado en: Biomedical Optics Express, Edición 11/5, 2020, Página(s) 2548, ISSN 2156-7085
Editor: The Optical Society
DOI: 10.1364/boe.382735

Artefact removal in ground truth deficient fluctuations-based nanoscopy images using deep learning

Autores: Suyog Jadhav, Sebastian Acuña, Ida S. Opstad, Balpreet Singh Ahluwalia, Krishna Agarwal, Dilip K. Prasad
Publicado en: Biomedical Optics Express, Edición 12/1, 2021, Página(s) 191, ISSN 2156-7085
Editor: The Optical Society
DOI: 10.1364/boe.410617

Analyzing Mitochondrial Morphology Through Simulation Supervised Learning

Autores: Krishna Agarwal; Alexander Horsch; Dilip K. Prasad; Åsa Birna Birgisdottir; Sebastian Andres Acuna Maldonado; Ayush Somani; Gustav Godtliebsen; Abhinanda Ranjit Punnakkal
Publicado en: Optics Express, Edición 1, 2022, ISSN 1094-4087
Editor: Optical Society of America
DOI: 10.3791/64880-v

Silicon substrate significantly alters dipole-dipole resolution in coherent microscope

Autores: Zicheng Liu, Krishna Agarwal
Publicado en: Optics Express, Edición 28/26, 2020, Página(s) 39713, ISSN 1094-4087
Editor: Optical Society of America
DOI: 10.1364/oe.409629

Multi-moded high-index contrast optical waveguide for super-contrast high-resolution label-free microscopy

Autores: Nikhil Jayakumar; Firehun T. Dullo; Vishesh Dubey; Azeem Ahmad; Florian Ströhl; Jennifer Cauzzo; Eduarda Mazagao Guerreiro; Omri Snir; Natasa Skalko-Basnet; Krishna Agarwal; Balpreet Singh Ahluwalia
Publicado en: Nanophotonics, Edición 2, 2022, ISSN 2330-4022
Editor: American Chemical Society
DOI: 10.1515/nanoph-2022-0100

Single-shot multispectral quantitative phase imaging using deep neural network

Autores: Bhatt, Sunil; Butola, Ankit; Kumar, Anand; Thapa, Pramila; Joshi, Akshay; Singh, Neetu; Agarwal, Krishna; Mehta, Dalip Singh
Publicado en: Applied Optics, Edición 1, 2023, ISSN 1559-128X
Editor: Optica
DOI: 10.48550/arxiv.2201.01517

3D refractive index reconstruction from phaseless coherent optical microscopy data using multiple scattering-based inverse solvers—a study

Autores: Yingying Qin; Ankit Butola; Krishna Agarwal
Publicado en: Inverse Problems, Edición 1, 2024, ISSN 0266-5611
Editor: Institute of Physics Publishing
DOI: 10.1088/1361-6420/ad0c29

Label-free chip-based evanescent light scattering super-resolution and superior-contrast optical microscopy (cELS)

Autores: Jayakumar, Nikhil; Dullo, Firehun T; Dubey, Vishesh; Ahmad, Azeem Ahmad; Cauzzo, Jennifer; Guerreiro, Eduarda Mazagao; Snir, Omri; Skalko-Basnet, Natasa; Agarwal, Krishna; Ahluwalia, Balpreet Singh
Publicado en: Arxiv, Edición 1, 2021
Editor: Arxiv
DOI: 10.48550/arxiv.2108.10575

Fluorescence fluctuations-based super-resolution microscopy techniques: an experimental comparative study

Autores: Opstad, Ida S.; Acu��a, Sebastian; Hernandez, Lu��s Enrique Villegas; Cauzzo, Jennifer; ��kalko-Basnet, Nata��a; Ahluwalia, Balpreet S.; Agarwal, Krishna
Publicado en: Arxiv, Edición 1, 2021
Editor: Arxiv
DOI: 10.48550/arxiv.2008.09195

High-resolution imaging in acoustic microscopy using deep learning

Autores: Pragyan Banerjee, Shivam Milind Akarte, Prakhar Kumar, Muhammad Shamsuzzaman, Krishna Agarwal , Ankit Butola,Dilip K. Prasad, Frank Melandsø, and Habib Anowarul
Publicado en: Researchsquare pre-print, 2022
Editor: Researchsquare
DOI: 10.21203/rs.3.rs-1669440/v1

Quantitative phase imaging for tracing the motion of waveguide trapped bead particle

Autores: Sunil Bhatt, Ankit Butola, Sebastian Acuña, Daniel Henry Hansen, Jean-Claude Tinguely, Dalip Singh Mehta, Balpreet Singh Ahluwalia, and Krishna Agarwal
Publicado en: Imaging, Manipulation, and Analysis of Biomolecules, Cells, and Tissues XXI, 2023
Editor: SPIE

Blind reconstruction of challenging raw data outperforms commercial 3DSIM

Autores: I.S. Opstad, S. Acuña, S. Ströhl, F. Ströhl, B.S. Ahluwalia, K. Agarwal
Publicado en: Focus on Microscopy, 2023
Editor: Focus on Microscopy

Adaptation and performance of well known non-linear inverse solvers in optical microscopy

Autores: Yingying Qin, Ankit Butola, Krishna Agarwal
Publicado en: Photonics and Electromagnetics Research Symposium, 2024
Editor: PIERS

Multiscale resolution in Structured illumination microscopy

Autores: A. Butola, S. Acuna, D.H. Hansen, K. Agarwal
Publicado en: Focus on Microscopy, 2023
Editor: Focus on Microscopy

Adapation of subspace based optimization method for dark field microscopy data

Autores: Y. Qin and K. Agarwal
Publicado en: IEEE International Symposium on Antennas and Propagation and ITNC-USNC-URSI Radio Science Meeting, 2024
Editor: IEEE

MUSICAL – a versatile super-resolution microscopy solution for gentle imaging of physical characteristics of biological samples

Autores: Sebastian Acuña, Krishna Agarwal
Publicado en: 4th International Conference On Optics, Photonics, And Lasers, 2023
Editor: OPL

Multiscale resolution in structured illumination microscopy

Autores: Ankit Butola, Sebastian Acuña, Daniel Henry Hansen, and Krishna Agarwal
Publicado en: Advances in Microscopic Imaging IV, 2023
Editor: Advances in Microscopic Imaging

Learning Nanoscale Motion Patterns of Vesicles in Living Cells

Autores: Arif Ahmed Sekh, Ida Sundvor Opstad, Asa Birna Birgisdottir, Truls Myrmel, Balpreet Singh Ahluwalia, Krishna Agarwal, Dilip K. Prasad
Publicado en: 2020 IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR), 2020, Página(s) 14011-14020, ISBN 978-1-7281-7168-5
Editor: IEEE
DOI: 10.1109/cvpr42600.2020.01403

Full-wave multiple-scattering forward modeling for conventional label-free microscope

Autores: Y. Qin, A. Butola, K. Agarwal
Publicado en: Focus on Microscopy, 2023
Editor: Focus on Microscopy

Multimodal nanoscopy and phase microscopy for 3D morphological imaging of liver sinusoidal endothelial cells

Autores: A. Butola, D.A. Coucheron, P. McCourt, K. Agarwal, B.S. Ahluwalia
Publicado en: Focus on Microscopy, 2023
Editor: Focus on Microscopy

Image Inpainting With Hypergraphs for Resolution Improvement in Scanning Acoustic Microscopy

Autores: A. Somani, Pragyan Banerjee, Manu Rastogi, Krishna Agarwal, Dilip K. Prasad, and Anowarul Habib
Publicado en: Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition, 2023
Editor: IEEE

MUSICAL: a family of computational techniques for fluorescence nanoscopy

Autores: S.A. Acuña, I. S. Opstad, L.E. Villegas-Hernández, B.S. Ahluwalia, K. Agarwal
Publicado en: Focus on Microscopy, 2023
Editor: Focus on Microscopy

Motion trace analysis based on label-free imaging andMUSICAL

Autores: Sunil Bhatt, Ankit Butola, Dalip Singh Mehta, and Krishna Agarwal
Publicado en: Norwegian Electro-Optics Meeting, 2022
Editor: Optics Group of the Norwegian Physical Society

Adaptation and performance of well known non-linear inverse solvers in optical microscopy

Autores: Yingying Qin, Ankit Butola, Krishna Agarwal
Publicado en: IEEE International Symposium on Antennas and Propagation and ITNC-USNC-URSI Radio Science Meeting, 2024
Editor: IEEE

Quantitative phase imaging and on-chip nanoscopy for 3D imaging of liver sinusoidal endothelial cells

Autores: Ankit Butola, David A. Coucheron, Karolina Szafranska, Azeem Ahmad, Hong Mao, Jean-Claude Tinguely, Peter McCourt, Paramasivam Senthilkumaran, Dalip Singh Mehta, Krishna Agarwal, Balpreet Singh Ahluwalia
Publicado en: Digital Holography and 3-D Imaging 2022, 2022, ISBN 978-1-957171-12-8
Editor: Optica

MUSICAL – a versatile computational nanoscopy approach

Autores: Sebastian Acuña and Krishna Agarwal
Publicado en: European Summit On Laser Optics & Photonics Technology, 2023
Editor: ELOPS

Physics-guided loss functions improve the performance of deep learning in inverse scattering problems

Autores: Zicheng Liu, Krishna Agarwal
Publicado en: Photonics and Electromagnetics Research Symposium, 2024
Editor: PIERS

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