Paper
29 July 1993 Computed alignment of serial sections for 3D reconstructions
Lyndon S. Hibbard, Robert A. Grothe Jr., Tamara L. Arnicar-Sulze
Author Affiliations +
Proceedings Volume 1905, Biomedical Image Processing and Biomedical Visualization; (1993) https://doi.org/10.1117/12.148708
Event: IS&T/SPIE's Symposium on Electronic Imaging: Science and Technology, 1993, San Jose, CA, United States
Abstract
Image alignment is an absolute requirement for creating three-dimensional reconstructions from serial sections. The rotational and translational components of misalignment can be corrected by an iterative correlation procedure, but for images having significant differences, alignment can fail with a likelihood proportional to the extent of the differences. We found that translational correction was much more reliably determined when lowpass filters were applied to the product transforms from which the correlations were calculated. Also, rotational corrections based on polar analyses of the images' autocorrelations instead of the images directly contributed to more accurate alignments. These methods were combined to generate 3-D reconstructions of brain capillaries imaged by transmission electron microscopy.
© (1993) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Lyndon S. Hibbard, Robert A. Grothe Jr., and Tamara L. Arnicar-Sulze "Computed alignment of serial sections for 3D reconstructions", Proc. SPIE 1905, Biomedical Image Processing and Biomedical Visualization, (29 July 1993); https://doi.org/10.1117/12.148708
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KEYWORDS
Image filtering

Transform theory

Image analysis

Spatial frequencies

Capillaries

Image registration

Image resolution

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