Media 000411923: Sternum (Retrodeformed)
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Type Mesh
Modality X-Ray Computed Tomography (CT/microCT)
Media represents biological specimen
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GENERAL DETAILS Field Definitions

Media ID
000411923
Media type
Mesh
Object element or part
Sternum (retrodeformed)
Object represented
Object taxonomy
Ichthyornis dispar
Side
--
Orientation
--
Short description
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Full description
Retrodeformed sternum of Ichthyornis specimen FHSM VP 18702, accounting for taphonomic deformation
Creator
Field, Daniel; Demuth, Oliver; Benito, Juan
Date created
--
Date uploaded
January 08, 2022

FILE OBJECT DETAILS Field Definitions

File name
FHSM_retro_GPA_exp.obj
File format(s)
OBJ
File size
1.39 MB
Points
21672
Polygons
42584
Map type
--
UV coordinates
False
Vertex color
False
Bounding box dimensions
7.944, 4.049, 4.688
Centroid coordinates
0.000, 0.000, 0.000
Units of point coordinates
--

IMAGE ACQUISITION AND PROCESSING AT A GLANCE Field Definitions

Number of parent media
2
Number of processing events
3 (3 steps)
Modality
X-Ray Computed Tomography (CT/microCT)
Device
North Star Imaging NSI Custom build, The University of Texas High-Resolution X-ray Computed Tomography Facility (University of Texas at Austin)

OWNERSHIP AND PERMISSIONS Field Definitions

Data managed by
Data uploaded by
Publication status
Open Download
Download reviewer
IP holder
--
Morphosource use agreement type
Standard
Permits commercial use
Commercial Use Not Permitted
Permits 3D use
3D Printing Limited
Required archival of published derivatives
On MorphoSource
Funding attribution
--
Publisher
--
Cite as
--
Media preview mode
Interactive/Embeddable
Additional usage agreement
None

IDENTIFIERS AND EXTERNAL LINKS Field Definitions

MorphoSource ARK
MorphoSource DOI
External identifier
--
External media URL
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IMAGE ACQUISITION AND PROCESSING IN DETAIL

STEP 1: IMAGE ACQUISITION

Physical object FHSM:vp:18702 was imaged to create undeposited raw media.

IMAGING DETAILS Field Definitions

Modality
X-Ray Computed Tomography (CT/microCT)
Device
North Star Imaging NSI Custom build
Device facility
The University of Texas High-Resolution X-ray Computed Tomography Facility (University of Texas at Austin)
Creator
--
Event date
--
Software
--
Description
FHSM VP-18702 (block containing sternum, distal carpometacarpus and pedal phalanx): NSI scanner at UTCT. Feinfocus source, high power, 170 kV, 0.225 mA, 1 aluminum filter, Perkin Elmer detector, 0.25 pF gain, 1 fps (999.911 ms integration time), no binning, no flip, source to object 341.114 mm, source to detector 1316.685 mm, continuous CT scan, 2 frames averaged, 0 skip frames, 2550 projections, 6 gain calibrations, 15 mm calibration phantom, data range [-0.75, 9] (grayscale range adjusted from NSI defaults), beam-hardening correction = 0.15. Voxel size = 0.058 mm. Total slices = 1727.
Description attachment
None
Reference attachment
None
Exposure time
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Flux normalization
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Pixel spacing calibration
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Shading correction
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Frame averaging
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Projections
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Voltage
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Power
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Amperage
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Surrounding material
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X-ray tube type
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Target type
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Detector type
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Detector pixels X
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Detector pixels size X
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Detector pixels Y
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Detector pixels size Y
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Detector configuration
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Source object distance
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Source detector distance
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Target material
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Rotation number
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Phase contrast
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Optical magnification
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Acquisition type
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STEP 2: IMAGE PROCESSING

Raw media (undeposited) was processed with 1 activity to create derived Media 000399358: Sternum [Mesh] [CT].

Processing Details Field Definitions

Creator
Field, Daniel, Benito, Juan
Event date
--
Software
VgStudio Max
Description
--
Description attachment
None

Processing Activity 1: Reconstructed Tomography to Mesh

Software
VGStudio Max
Description

Media produced by this event on MorphoSource

STEP 3: IMAGE PROCESSING

Derived Media 000399358: Sternum [Mesh] [CT] was processed with 1 activity to create derived Media 000414671: Sternum (Retopologised) [Mesh] [CT].

Processing Details Field Definitions

Creator
Demuth, Oliver
Event date
--
Software
Autodesk Maya
Description
--
Description attachment
None

Processing Activity 1: Reconstruction

Software
Autodesk Maya
Description
Retopology

Media produced by this event on MorphoSource

STEP 4: IMAGE PROCESSING

Derived Media 000414671: Sternum (Retopologised) [Mesh] [CT] was processed with 1 activity to create derived Media 000411923: Sternum (Retrodeformed) [Mesh] [CT] (this media).

Processing Details Field Definitions

Creator
Demuth, Oliver
Event date
--
Software
Autodesk Maya
Description
--
Description attachment
None

Processing Activity 1: Reconstruction

Software
Autodesk Maya
Description

Media produced by this event on MorphoSource

Media 000411923: Sternum (Retrodeformed) [Mesh] [CT] (this media)