Search Results for author: Jayanthi Sivaswamy

Found 16 papers, 1 papers with code

A metric to compare the anatomy variation between image time series

no code implementations23 Feb 2023 Alphin J Thottupattu, Jayanthi Sivaswamy

A method to untangle and quantify the path and inter-subject anatomy(shape) difference between the TS is presented in this paper.

Anatomy Time Series +1

A Diffeomorphic Aging Model for Adult Human Brain from Cross-Sectional Data

no code implementations28 Jun 2021 Alphin J Thottupattu, Jayanthi Sivaswamy, Venkateswaran P. Krishnan

We propose a method to develop an aging model for a given population, in the absence of longitudinal data, by using images from different subjects at different time points, the so-called cross-sectional data.

Self-Supervised Learning for Segmentation

no code implementations14 Jan 2021 Abhinav Dhere, Jayanthi Sivaswamy

A siamese convolutional neural network (CNN) is used to classify a given pair of kidney sections from CT volumes as being kidneys of the same or different sides.

Computed Tomography (CT) Segmentation +2

A method for large diffeomorphic registration via broken geodesics

no code implementations29 Nov 2020 Alphin J. Thottupattu, Jayanthi Sivaswamy, Venkateswaran P. Krishnan

Anatomical variabilities seen in longitudinal data or inter-subject data is usually described by the underlying deformation, captured by non-rigid registration of these images.

Explainable Disease Classification via weakly-supervised segmentation

no code implementations24 Aug 2020 Aniket Joshi, Gaurav Mishra, Jayanthi Sivaswamy

Results of testing on on a large public dataset show that with just a third of images with roughly segmented fluid filled regions, the classification accuracy is on par with state of the art methods while providing a good explanation in the form of anatomically accurate heatmap /region of interest.

Breast Cancer Detection Classification +3

Image Segmentation Using Hybrid Representations

no code implementations15 Apr 2020 Alakh Desai, Ruchi Chauhan, Jayanthi Sivaswamy

This work explores a hybrid approach to segmentation as an alternative to a purely data-driven approach.

Image Segmentation Medical Image Segmentation +3

FPD-M-net: Fingerprint Image Denoising and Inpainting Using M-Net Based Convolutional Neural Networks

1 code implementation26 Dec 2018 Sukesh Adiga V, Jayanthi Sivaswamy

Our architecture is based on the M-net with a change: structure similarity loss function, used for better extraction of the fingerprint from the noisy background.

Image Denoising

A deep learning framework for segmentation of retinal layers from OCT images

no code implementations22 Jun 2018 Karthik Gopinath, Samrudhdhi B Rangrej, Jayanthi Sivaswamy

Segmentation of retinal layers from Optical Coherence Tomography (OCT) volumes is a fundamental problem for any computer aided diagnostic algorithm development.

Denoising Edge Detection

To Learn or Not to Learn Features for Deformable Registration?

no code implementations4 Sep 2017 Aabhas Majumdar, Raghav Mehta, Jayanthi Sivaswamy

Feature-based registration has been popular with a variety of features ranging from voxel intensity to Self-Similarity Context (SSC).

Segmentation of retinal cysts from Optical Coherence Tomography volumes via selective enhancement

no code implementations21 Aug 2017 Karthik Gopinath, Jayanthi Sivaswamy

The robustness of the algorithm was examined by cross-validation on the DME and AEI (private) datasets and a mean DC values obtained were 0. 69 and 0. 79, respectively.

Clustering Segmentation

Domain knowledge assisted cyst segmentation in OCT retinal images

no code implementations8 Dec 2016 Karthik Gopinath, Jayanthi Sivaswamy

OCT is one such modality which has great importance in the context of analysis of cystoid structures in subretinal layers.

Ensemble Learning

Cardiac Motion Analysis by Temporal Flow Graphs

no code implementations24 Apr 2016 V. S. R. Veeravasarapu, Jayanthi Sivaswamy, Vishanji Karani

The paper proposes a new methodology for cardiac motion analysis based on the temporal behaviour of points of interest on the myocardium.

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