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Real-Time Alignment for Connectomics

  • University of Massachusetts Boston

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Abstract

In Connectomics, researchers are creating the brain’s wiring diagram at nanometer resolution. As part of this processing workflow, 2D electron microscopy (EM) images must be aligned to 3D volumes. However, existing alignment methods are computationally expensive and can take a long time. We hypothesize that adding biological features improve and accelerate the alignment procedure. Since especially mitochondria can be detected accurately and fast, we propose a new alignment method, MITO, that uses these structures as landmark points. With MITO, we can decrease the alignment time by 27%, and our experiments indicate a throughput of 33 Megapixels/s, which is faster than the acquisition speed of current microscopes. We can align an image volume of 1268 × 1524 × 160 voxels in less than 12 s. We compare our method to the following feature generators: ORB, BRISK, FAST, and FREAK.

Original languageEnglish
Title of host publicationBiomedical Image Registration - 10th International Workshop, WBIR 2022, Proceedings
EditorsAlessa Hering, Julia Schnabel, Miaomiao Zhang, Enzo Ferrante, Mattias Heinrich, Daniel Rueckert
PublisherSpringer Science and Business Media Deutschland GmbH
Pages211-214
Number of pages4
ISBN (Print)9783031112027
DOIs
StatePublished - 2022
Event10th International Workshop on Biomedical Image Registration, WBIR 2020 - Munich, Germany
Duration: Jul 10 2022 → Jul 12 2022

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume13386 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference10th International Workshop on Biomedical Image Registration, WBIR 2020
Country/TerritoryGermany
CityMunich
Period7/10/22 → 7/12/22

ASJC Scopus Subject Areas

  • Theoretical Computer Science
  • General Computer Science

Keywords

  • Feature matching
  • Image alignment
  • Registration

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