projects | Tushar Nayak

personal projects

Neural Active Contours

status: alpha tag: Medical Imaging tag: Segmentation tag: Active Contours

A non U-Net segmentation approach for medical images

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personal projects

Deformable 3D Surgical Scene Reconstruction

status: active tag: Surgical Robotics tag: 3D Vision tag: Gaussian Splatting

A surgical vision prototype that combines depth-based point clouds, deformable 3D Gaussian splatting, and VLM-guided semantic querying for endoscopic scenes.

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personal projects

Open-Vocabulary Surgical Tool Detection and Tracking

status: active prototype tag: Surgical Robotics tag: Tool Tracking tag: Open-Vocabulary AI

A real endoscopy pipeline that turns text prompts into surgical tool boxes, masks, tracking overlays, and evaluation metrics using Grounding DINO and SAM2.

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at carnegie mellon

Physics-Informed Endovasculature Deformation Estimation And Registration

status: ongoing tag: Surgical Robotics tag: Medical Imaging tag: 3D Vision

Research at CERLAB (master's thesis)

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at manipal

Monkeypox Virus Detection Using Skin Lesion Images

status: published tag: Medical Imaging tag: Dermatology tag: Classification

Preliminary project at Biomedical Computing Lab

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personal projects

Full-Volume Lung CT Segmentation and Surface Export

status: completed tag: Medical Imaging tag: CT tag: Segmentation

A real-data MONAI and VTK pipeline that segments full chest CT volumes, exports lung surfaces, and reports validation metrics for navigation-prep experiments.

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personal projects

Skin Lesion Segmentation on ISIC 2018

status: active extension tag: Medical Imaging tag: Dermatology tag: Segmentation

A reproducible dermoscopy segmentation benchmark with DeepLabV3 baselines, planned U-Net and transformer comparisons, and promptable SAM-style extensions.

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personal projects

Gaussian Occupancy Cardiac Reconstruction

status: active extension tag: 3D Vision tag: Medical Imaging tag: Cardiac Reconstruction

A sparse-view echocardiography project that recovers 3D cardiac anatomy with Gaussian occupancy fields, differentiable slice supervision, and mesh evaluation.

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personal projects

Sparse-View Coronary Vessel Reconstruction

status: research prototype tag: 3D Vision tag: Medical Imaging tag: Vascular Reconstruction

A research prototype for recovering 3D coronary vessel geometry from limited angiographic projections using differentiable rendering and hemodynamic constraints.

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at carnegie mellon

Spatiotemporal Glioblastoma Evolution Visual Prediction

status: paused tag: Medical Imaging tag: Neural ODEs tag: MRI

Research at The ∀ Lab & Image Science Lab

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course projects

Attention-augmented Dual-View Mammogram Alignment for Enhanced BI-RADS Classification

status: completed tag: Medical Imaging tag: Mammography tag: Classification

Course project for Projects in Biomedical AI

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course projects

Neural Anisotropic Diffusion for Medical Image Relaxation

status: completed tag: Medical Imaging tag: PDEs tag: Denoising

Course project for Medical Image Analysis

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personal projects

Neural Morphological Analysis of Fungi

status: alpha tag: Pathology tag: Microscopy tag: Morphology

A microscopy project for fungal species classification and future neural-field modeling of morphology from high-resolution biological image patches.

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personal projects

Multi-Scale Lung Histopathology Classification

status: prototype tag: Pathology tag: Histopathology tag: Attention

A pathology model that fuses 20x and 40x whole-slide image views with cross-scale attention for malignancy, subtype, and differentiation grading.

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course projects

Few-Shot 2D Echo to 3D Cardiac Reconstruction via Neural Implicit Priors

status: completed tag: 3D Vision tag: Medical Imaging tag: Cardiac Reconstruction

Course Project for Learning for 3D Vision

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at manipal

Multi-Model Oral Squamous Cell Carcinoma Detection

status: completed tag: Pathology tag: Cancer Detection tag: Deep Learning

Undergraduate thesis

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course projects

CTA to Mesh & Point-Cloud Coronary Artery Segmentation using Residual 3D U-Net

status: completed tag: Medical Imaging tag: 3D Vision tag: CT

Course Project for Image Based Computational Modelling & Analysis

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personal projects

Federated Graph Learning for Pathology Images

status: prototype tag: Pathology tag: Federated Learning tag: Graph Learning

A pathology learning pipeline that combines self-supervised image encoding, patient-level federated training, graph reasoning, and concept-bottleneck classification.

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at manipal

Lung & Colon cancer detection using Histopathological Imaging

status: published tag: Pathology tag: Histopathology tag: Cancer Detection

Research at Biomedical Computing Lab

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course projects

Neural Correlates Associated to Images for Emotional Response

status: completed tag: Medical Imaging tag: fMRI tag: Neuroimaging

Course Project for Fundamentals of MRI and Neuroimaging Analysis

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