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Delta-T Devices WinDIAS 3 Quick Start Manual

Image analysis system, version 3.3
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WinDIAS 3
Image Analysis System
Quick Start Guide
version 3.3
Delta-T Devices Ltd

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Summary of Contents for Delta-T Devices WinDIAS 3

  • Page 1 WinDIAS 3 Image Analysis System Quick Start Guide version 3.3 Delta-T Devices Ltd...
  • Page 2 Overview video Import TWAIN Entry Scan Scanner to file Import TWAIN Copy to file Digital camera Note: Not all TWAIN devices will work Page 2...
  • Page 3 Video Camera Operations Page 3...
  • Page 4 To Measure % Diseased Leaf Area Page 4...

  • Page 5: Install Software

    • Acrobat Reader for reading documentation. • IDS uEye video camera driver version 4.8 (if using an IDS uEye camera) provided on WinDIAS 3.3 CD. Install Software 1) Disconnect the Video Camera 2) Insert the CD. It should auto run and display the CD Menu.
  • Page 6 6) Insert Copy Protection Dongle Insert the WinDIAS Copy Protection USB dongle. 7) Run WinDIAS On first installation, when WinDIAS runs, it loads and displays a maple leaf image. If using a video camera go to step 8. If using a scanner, or a still digital camera, go to step 11. 8) Select the Video Camera ◼...

  • Page 7: How To Calibrate

    Using a Scanner or Digital Camera Use File, Import Image to import BMP, TIFF or JPEG images. WinDIAS can also import images directly from many, but not all, scanners and digital cameras having a TWAIN interface driver. Install the scanner or digital camera software on your PC. In the Settings, TWAIN window click on the down arrow to see what devices may be available.

  • Page 8: Batch Processing

    Area of Interest Drawing Tools Rectangle Draw AOI Reset Add to Area of Interest Lasso Show/grey Subtract from Area of Interest the rest (CTRL + left mouse button) Complex shapes may be created for the Area of Interest. This is useful for isolating one leaf from an image containing several.
  • Page 9 How to Measure using Batch Processing Using File, Import Image, load an image file into WinDIAS, calibrate it, and set the detection thresholds by picking colours for the Primary, Secondary or Tertiary regions, whatever you require. Create a test folder for the tests and using File, Save, save the image as Reference.wd3 to this folder.
  • Page 10 Analysing Plant Seeds To count non-touching seeds use Count in the General Control Window. To count seeds, some of which touch, use the Seed Count Control Window. To analyse the shape of non-touching seeds use the Object Control Window. How to Use Seed Count The Seed Count Control Window provides a method for counting seeds which touch, using an average area method.
  • Page 11 Seed Counting via average area method Page 11...
  • Page 12 Accuracy of seed counting using the average area method The average area method is similar to that which uses weighing to count seeds, in which the total weight of all seeds is divided by the average weight of a few seeds.. A key difference is that it does not matter if the weighed seeds overlap, whereas a systematic under-reporting error will be added to the average area method.
  • Page 13 How to Measure Leaf Area by Conveyor In Settings, Video, Advanced Video Config... set the video camera shutter speed to about 10ms. If the shutter speed is too slow the image blurs and accuracy is lost. If too fast the illumination beats with the mains frequency. Settings, Video, Advanced Camera Config...
  • Page 14 Conveyor Operation Summary Operation ◼ Place the Conveyor on top of the light box. ◼ Avoid bright ambient light and sunlight. ◼ Adjust the belt tension – see Belt Tension Adjustment. ◼ Slide guide rods into position. ◼ Run WinDIAS software, and optimise camera, lens and threshold. ◼...

  • Page 15: Sources Of Information

    The knurled nut on the aperture ring can be Aperture used to lock the size of the aperture. Sources of information ◼ WinDIAS 3 On Line Help Documents installed on your Desktop along with WinDIAS 3 ◼ WinDIAS 3.3 User Manual ◼ uEye Camera User Manual ◼...

  • Page 16: Technical Support

    In your enquiry, always quote instrument serial numbers, software version numbers, and the approximate date and source of purchase where these are relevant. Delta-T Devices Ltd Tel: +44 1638 742922 130 Low Road, Burwell...

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