Alert button
Picture for Nishant Ravikumar

Nishant Ravikumar

Alert button

GS-EMA: Integrating Gradient Surgery Exponential Moving Average with Boundary-Aware Contrastive Learning for Enhanced Domain Generalization in Aneurysm Segmentation

Feb 23, 2024
Fengming Lin, Yan Xia, Michael MacRaild, Yash Deo, Haoran Dou, Qiongyao Liu, Nina Cheng, Nishant Ravikumar, Alejandro F. Frangi

Viaarxiv icon

Unsupervised Domain Adaptation for Brain Vessel Segmentation through Transwarp Contrastive Learning

Feb 23, 2024
Fengming Lin, Yan Xia, Michael MacRaild, Yash Deo, Haoran Dou, Qiongyao Liu, Kun Wu, Nishant Ravikumar, Alejandro F. Frangi

Viaarxiv icon

Segmenting Cardiac Muscle Z-disks with Deep Neural Networks

Jan 24, 2024
Mihaela Croitor Ibrahim, Nishant Ravikumar, Alistair Curd, Joanna Leng, Oliver Umney, Michelle Peckham

Viaarxiv icon

Reducing Histopathology Slide Magnification Improves the Accuracy and Speed of Ovarian Cancer Subtyping

Nov 23, 2023
Jack Breen, Katie Allen, Kieran Zucker, Nicolas M. Orsi, Nishant Ravikumar

Viaarxiv icon

Multi-view Hybrid Graph Convolutional Network for Volume-to-mesh Reconstruction in Cardiovascular MRI

Nov 22, 2023
Nicolás Gaggion, Benjamin A. Matheson, Yan Xia, Rodrigo Bonazzola, Nishant Ravikumar, Zeike A. Taylor, Diego H. Milone, Alejandro F. Frangi, Enzo Ferrante

Figure 1 for Multi-view Hybrid Graph Convolutional Network for Volume-to-mesh Reconstruction in Cardiovascular MRI
Figure 2 for Multi-view Hybrid Graph Convolutional Network for Volume-to-mesh Reconstruction in Cardiovascular MRI
Figure 3 for Multi-view Hybrid Graph Convolutional Network for Volume-to-mesh Reconstruction in Cardiovascular MRI
Figure 4 for Multi-view Hybrid Graph Convolutional Network for Volume-to-mesh Reconstruction in Cardiovascular MRI
Viaarxiv icon

Radiology Report Generation Using Transformers Conditioned with Non-imaging Data

Nov 18, 2023
Nurbanu Aksoy, Nishant Ravikumar, Alejandro F Frangi

Viaarxiv icon

Beyond Images: An Integrative Multi-modal Approach to Chest X-Ray Report Generation

Nov 18, 2023
Nurbanu Aksoy, Serge Sharoff, Selcuk Baser, Nishant Ravikumar, Alejandro F Frangi

Viaarxiv icon

Predicting Ovarian Cancer Treatment Response in Histopathology using Hierarchical Vision Transformers and Multiple Instance Learning

Oct 19, 2023
Jack Breen, Katie Allen, Kieran Zucker, Geoff Hall, Nishant Ravikumar, Nicolas M. Orsi

Figure 1 for Predicting Ovarian Cancer Treatment Response in Histopathology using Hierarchical Vision Transformers and Multiple Instance Learning
Figure 2 for Predicting Ovarian Cancer Treatment Response in Histopathology using Hierarchical Vision Transformers and Multiple Instance Learning
Figure 3 for Predicting Ovarian Cancer Treatment Response in Histopathology using Hierarchical Vision Transformers and Multiple Instance Learning
Figure 4 for Predicting Ovarian Cancer Treatment Response in Histopathology using Hierarchical Vision Transformers and Multiple Instance Learning
Viaarxiv icon

Learned Local Attention Maps for Synthesising Vessel Segmentations

Aug 24, 2023
Yash Deo, Rodrigo Bonazzola, Haoran Dou, Yan Xia, Tianyou Wei, Nishant Ravikumar, Alejandro F. Frangi, Toni Lassila

Figure 1 for Learned Local Attention Maps for Synthesising Vessel Segmentations
Figure 2 for Learned Local Attention Maps for Synthesising Vessel Segmentations
Figure 3 for Learned Local Attention Maps for Synthesising Vessel Segmentations
Figure 4 for Learned Local Attention Maps for Synthesising Vessel Segmentations
Viaarxiv icon

Shape-guided Conditional Latent Diffusion Models for Synthesising Brain Vasculature

Aug 13, 2023
Yash Deo, Haoran Dou, Nishant Ravikumar, Alejandro F. Frangi, Toni Lassila

Viaarxiv icon