Image-Pro Premier Basic Training Course Part 4 - Calibration and Measurements.
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Transcript of Image-Pro Premier Basic Training Course Part 4 - Calibration and Measurements.
![Page 1: Image-Pro Premier Basic Training Course Part 4 - Calibration and Measurements.](https://reader035.fdocuments.us/reader035/viewer/2022062516/56649dc05503460f94ab4239/html5/thumbnails/1.jpg)
Image-Pro PremierBasic Training Course
Part 4 - Calibration and Measurements
![Page 2: Image-Pro Premier Basic Training Course Part 4 - Calibration and Measurements.](https://reader035.fdocuments.us/reader035/viewer/2022062516/56649dc05503460f94ab4239/html5/thumbnails/2.jpg)
Measuring Objects
Groups of pixels together make objects
From Outlines we can get measurements:
Perimeter
Area
Bounding box
Centre coordinates
Radii
Much, much more...
![Page 3: Image-Pro Premier Basic Training Course Part 4 - Calibration and Measurements.](https://reader035.fdocuments.us/reader035/viewer/2022062516/56649dc05503460f94ab4239/html5/thumbnails/3.jpg)
Calibrations
Calibrations make sense of measurement
Transforms distances from Pixels to real world units
All images must be calibrated for spatial measurements
40µm
![Page 4: Image-Pro Premier Basic Training Course Part 4 - Calibration and Measurements.](https://reader035.fdocuments.us/reader035/viewer/2022062516/56649dc05503460f94ab4239/html5/thumbnails/4.jpg)
Creating Calibrations
Use known values to estimate
•Cal = Sampling Rate
Instrument Mag
Or, take image of reference object
![Page 5: Image-Pro Premier Basic Training Course Part 4 - Calibration and Measurements.](https://reader035.fdocuments.us/reader035/viewer/2022062516/56649dc05503460f94ab4239/html5/thumbnails/5.jpg)
Creating Calibration
1.Take image of known sample
2.Go to Capture Ribbon
3.Select Quick Calibration tool
4.Drag line over known distance
5.Select units and qualify line
![Page 6: Image-Pro Premier Basic Training Course Part 4 - Calibration and Measurements.](https://reader035.fdocuments.us/reader035/viewer/2022062516/56649dc05503460f94ab4239/html5/thumbnails/6.jpg)
Calibrating Images
From Capture Ribbon
Select Calibration from Characteristics box
New automatically assume current charactristics calibrations
Use green tick mark next to Spatial drop-down for image with no or incorrect calibration
![Page 7: Image-Pro Premier Basic Training Course Part 4 - Calibration and Measurements.](https://reader035.fdocuments.us/reader035/viewer/2022062516/56649dc05503460f94ab4239/html5/thumbnails/7.jpg)
Scale Bars
Calibrations enable Scale Bars and Measurements
Enable Scale Bars from Calibration group
Use Auto Marker to apply markers to every image
Use Calibration drop-down to access Marker properties
1mm1mm1mm1mm
![Page 8: Image-Pro Premier Basic Training Course Part 4 - Calibration and Measurements.](https://reader035.fdocuments.us/reader035/viewer/2022062516/56649dc05503460f94ab4239/html5/thumbnails/8.jpg)
Manual Measurements
Use Measure ribbon for manual measurements
Use Types button to select what values to collect
Use drop-downs for additional tools (e.g. straight line Vs poly-line)
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Display Option
Use Options button to change:
Outline styles
Label option
![Page 10: Image-Pro Premier Basic Training Course Part 4 - Calibration and Measurements.](https://reader035.fdocuments.us/reader035/viewer/2022062516/56649dc05503460f94ab4239/html5/thumbnails/10.jpg)
Display Option
Show statistics in Measurement table
Use groupings to arrange object data by class
Change grouping options to display class statistics
![Page 11: Image-Pro Premier Basic Training Course Part 4 - Calibration and Measurements.](https://reader035.fdocuments.us/reader035/viewer/2022062516/56649dc05503460f94ab4239/html5/thumbnails/11.jpg)
Exporting Data
Export Images using:
Quick Save in Capture ribbon
Share ribbon
Export any data table to Excel, Text files or Clipboard
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Measurements
Manual Measurements are a powerful tool for getting information from an image but...
...Manual measurements are also:
slow & tedious
open to operator bias