News

Paper accepted at MICCAI 2019 CLIP Workshop

16th August, 2019

Our paper on "Recovering physiological changes in nasal anatomy with confidence estimates" was accepted for oral presentation at the MICCAI 2019 CLIP workshop. More information here.


Starting at Philips Research!

22nd July, 2019

I am very excited to announce that I will be joining Philips Research as a Scientist in the Image-Guided Therapy team! More here.


Starting role as faculty member at LCSR

4th June, 2019

I'm excited to announce that I am moving up from Provost's Postdoctoral Fellow to research faculty as an Assistant Research Scientist in the Laboratory for Computational Sensing and Robotics at the Johns Hopkins University! Read more.


Research

For projects from both academia and industry, visit my LinkedIn page.

Sinus Project

Segmentation and statistical modeling of anatomical structures for deformable registration.

Geodesics using Waves

Efficient estimation of geodesics on manifolds using properties of wave propagation.

Connectomics

Automatic annotation of fine structures within neurons in order to establish connections.

Genome Sequencing

Fast and accurate genome reads to reference alignment using fast fourier transforms.

3D Reconstruction

3D reconstruction of a Hopkins landmark voted best demo in a Computer Vision course.

Sorting using CUDA

Comparison between different sorting algorithms implemented in parallel using NVIDIA's CUDA.

Publications

Get more information on my Google Scholar page, or check out my CV.

Peer-reviewed

Determination of error in 3D CT to 2D fluoroscopy image registration for endobronchial guidance

N Varble, A Chen, A Sinha, B Lee, Q deRuiter, B Wood, T Bydlon

MICCAI, Strasbourg, France, 2021. Proceedings in Medical Image Computing and Computer-Assisted Intervention -- MICCAI 2021, 24th International Conference (Accepted)

Neighborhood Normalization for Robust Geometric Feature Learning

X Liu, BD Killeen, A Sinha, M Ishii, GD Hager, RH Taylor, M Unberath

Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition (CVPR), 13049-13058 (June, 2021)
pdf   code   supp   bib

Learning Representations of Endoscopic Videos to Detect Tool Presence Without Supervision

DZ Li, M Ishii, RH Taylor, GD Hager, A Sinha

CLIP Workshop, Lima, Peru. 2020. Proceedings in Clinical Image-based Procedures -- CLIP 2020, International Workshop, Proceedings, 12445: 54-63 (Ocotber, 2020)
pdf   code  

Dense Depth Estimation in Monocular Endoscopy With Self-Supervised Learning Methods

X Liu, A Sinha, M Ishii, GD Hager, A Reiter, RH Taylor, M Unberath

IEEE Transactions on Medical Imaging, 39(5): 1438-1447 (May, 2020)

Recovering physiological changes in nasal anatomy with confidence estimates

A Sinha, X Liu, M Ishii, GD Hager, RH Taylor

CLIP Workshop, Shenzhen, China. 2019. Proceedings in Clinical Image-based Procedures -- CLIP 2019, International Workshop, Proceedings, 11840: 115-124 (Ocotber, 2019)
pdf  

Endoscopic navigation in the clinic: registration in the absence of preoperative imaging

A Sinha, M Ishii, GD Hager, RH Taylor

International Journal for Computer Assisted Radiology and Surgery -- MICCAI 2018 Special Issue, 14: 1495-1506 (May, 2019)
Invited
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The deformable most-likely-point paradigm

A Sinha, SD Billings, A Reiter, X Liu, M Ishii, GD Hager, RH Taylor

Medical Image Analysis. Vol. 55: pp. 148-164 (July, 2019)
pdf   appendix   code   citation   bib

Self-supervised Learning for Dense Depth Estimation in Monocular Endoscopy

X Liu, A Sinha, M Unberath, M Ishii, GD Hager, RH Taylor, A Reiter

CARE Workshop, Grenada, Spain. 2018. Proceedings in Computer Assisted and Robotic Endoscopy -- CARE 2018, International Workshop, Proceedings, 11041: 128-138 (October 02, 2018)
Best Workshop Presentation (Xingtong Liu), 2018
Best Workshop Paper, 2018

pdf   code   citation   bib

Endoscopic navigation in the absence of CT imaging

A Sinha, X Liu, A Reiter, M Ishii, GD Hager, RH Taylor

MICCAI, Grenada, Spain. 2018. Proceedings in Medical Image Computing and Computer-Assisted Intervension -- MICCAI 2018, 21st International Conference, Proceedings, 11073: 64-71 (September 13, 2018)
Travel Award Winner (based on reviewers' scores), 2018
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Evaluation and Stability Analysis of Video-Based Navigation System for Functional Endoscopic Sinus Surgery on In-Vivo Clinical Data

S Leonard, A Sinha, A Reiter, M Ishii, GL Galia, RH Taylor, GD Hager

IEEE Transactions on Medical Imaging. Vol. 37(10): pp. 2185-2195 (May 07, 2018)
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Simultaneous segmentation and correspondence improvement using statistical modes

A Sinha, A. Reiter, S Leonard, M Ishii, GD Hager, RH Taylor

SPIE Medical Imaging, Orlando, FL. 2017. Proceedings in SPIE Digital Library, Proc. SPIE 10133, Medical Imaging 2017: Image Processing, 101331B (February 24, 2017)
Robert F. Wagner Best Student Paper Award Finalist, 2017
pdf   slides   video   citation   bib

Anatomically constrained Video-CT registration via the V-IMLOP algorithm

Seth D. Billings, A Sinha, A. Reiter, S Leonard, M Ishii, GD Hager, RH Taylor

MICCAI, Athens, Greece. 2016. Proceedings in Medical Image Computing and Computer-Assisted Intervension -- MICCAI 2016, 19th International Conference, Athens, Greece, October 17-21, 2016, Proceedings, Part III. Vol. 9902: pp. 133-141
pdf   erratum   citation   bib

Automatic segmentation and statistical shape modeling of the paranasal sinuses to estimate natural variations

A Sinha, S Leonard, A Reiter, M Ishii, RH Taylor, GD Hager

SPIE Medical Imaging, San Diego, CA. 2016. Proceedings in SPIE Digital Library, Proc. SPIE 9784, Medical Imaging 2016: Image Processing, 97840D (March 21, 2016)
pdf   slides   citation   bib

Image-based navigation for functional endoscopic sinus surgery using structure from motion

S Leonard, A Reiter, A Sinha, M Ishii, RH Taylor, GD Hager

SPIE Medical Imaging, San Diego, CA. 2016. Proceedings in SPIE Digital Library, Proc. SPIE 9784, Medical Imaging 2016: Image Processing, 97840V (March 21, 2016)
pdf   slides   citation   bib

Endoscopic-CT: learning-based photometric reconstruction for endoscopic sinus surgery

A Reiter, S Leonard, A Sinha, M Ishii, RH Taylor, GD Hager

SPIE Medical Imaging, San Diego, CA. 2016. Proceedings in SPIE Digital Library, Proc. SPIE 9784, Medical Imaging 2016: Image Processing, 978418 (March 21, 2016)
pdf   slides   citation   bib

Abstracts

Unsupervised detection of tool presence in endoscopic video frames

David Li, Masaru Ishii, Russell H. Taylor, Gregory D. Hager, A Sinha

Accepted at Society of American Gastrointestinal and Endoscopic Surgeons -- SAGES 2019 Meeting, Baltimore, MD (April 3-6, 2019)

Automatic initialization of registration algorithms using simulated endoscopy images

A Sinha, Masaru Ishii, Russell H. Taylor, Gregory D. Hager, Austin Reiter

Accepted at Society of American Gastrointestinal and Endoscopic Surgeons -- SAGES 2019 Meeting, Baltimore, MD (April 3-6, 2019)

Automatic Annotation of 3D Axoplasmic Reticula for Neuron Segmentation

A Sinha, WG Roncal, N Kasthuri, JW Lichtman, R Burns

Resting State Brain Connectivity, Boston/Cambridge, MA. 2014. Proceedings in Brain Connectivity, Vol. 4(9): pp. A26 (November 21, 2014)

Automatic Annotation of Axoplasmic Reticula in Pursuit of Connectomes using High Resolution Neural EM Data

A Sinha, WG Roncal, N Kasthuri, JW Lichtman, R Burns, M Kazhdan

Hopkins Imaging Conference, Baltimore, MD (November 21, 2013)

Thesis

Deformable registration using shape statistics with applications in sinus surgery

A Sinha

For fulfillment of PhD, Department of Computer Science, The Johns Hopkins University, Baltimore, MD (April 13, 2018)
pdf   slides   code   citation   bib

Preprints / Reports

Self-supervised Dense 3D Reconstruction from Monocular Endoscopic Video

X Liu, A Sinha, M Ishii, GD Hager, RH Taylor, M Unberath

arXiv:1909.03101 (September, 2019)
pdf   code  

Geodesics using Waves: Computing Distances using Wave Propagation

A Sinha, M Kazhdan

For the fulfillment of MSE, Department of Computer Science, The Johns Hopkins University, Baltimore, MD (May 21, 2014)

Sorting on CUDA

A Sinha

For the fulfillment of REU, Department of Computer Science & Engineering, Washington University in St. Louis, MO.
Annual Celebration of Student Scholarship and Creativity, Providence, RI (April 13, 2011)

Talks

Contact me

Laboratory for Computational Sensing and Robotics (LCSR)
The Johns Hopkins University
200 Hackerman Hall
3400 N. Charles St.
Baltimore MD 21218-2608

Desk

Malone Center for Engineering in Healthcare
340 Malone Hall

Email

sinha(at)jhu(dot)edu

More information

To learn more about my work experience and hobbies, click below!