Difference between revisions of "3D Imaging"

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==Introduction==
 
==Introduction==
Three-dimensional imaging is a less common and more expensive form of imaging. It is often achieved by CT and MRI, which produced 2D images that are stacked at a volume and can be manipulated in 3D. Additional techniques are SEM, TEM, and laser scans.
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"3D imaging" refers to a wide range of techniques which allow for the visualization and characterization of specimens in 3D. These techniques can be separated into two groups: those which result in aligned stacks (or "volumes") of 2D image files, and those which result in a surface models.  Volumes contain information throughout the interior of a specimen, while surface models usually characterize only the outer shape and possibly appearance of a specimen. Surface models can often be calculated from volumes, or made directly. Volumes can not be made from surface models. Concerns specific to the most common of 3D imaging techniques are explored in greater detail under Modalities, below.
  
 
==Contributors==
 
==Contributors==
 
[[user:Jon Woodward|Jon Woodward]]
 
[[user:Jon Woodward|Jon Woodward]]
  
===Equipment===
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==Modalities==
  
===File Formats===
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==Archiving==
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==Distribution and Downstream Use==
  
 
==Source Material==
 
==Source Material==

Revision as of 17:59, 29 May 2023

Statement of Purpose

Understanding of (and standards for) 3D, or three-dimensional, imaging as a digitization process for natural history collections.

Introduction

"3D imaging" refers to a wide range of techniques which allow for the visualization and characterization of specimens in 3D. These techniques can be separated into two groups: those which result in aligned stacks (or "volumes") of 2D image files, and those which result in a surface models. Volumes contain information throughout the interior of a specimen, while surface models usually characterize only the outer shape and possibly appearance of a specimen. Surface models can often be calculated from volumes, or made directly. Volumes can not be made from surface models. Concerns specific to the most common of 3D imaging techniques are explored in greater detail under Modalities, below.

Contributors

Jon Woodward

Modalities

Archiving

Distribution and Downstream Use

Source Material

Links

References