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Structure 3D Scanner Wiki

Index

Setting Up For the First Time

Skanect:

This is the software needed to stream and process the images captured by the Structure 3D Scanner (via iPad). You can download Skanect on your Mac laptop from this website: Skanect.

  1. Under the $0 column, click on the "Windows 64-bit" link
  2. Follow downloading instructions
  3. Log on to Skanect using the freesurferlab@gmail.com email and ask Allison, Leah, or Dev for password if you don’t have it

Open the Skanect application and it should look like this:


Skanect_Desktop.png


Structure by Occipital:

This is both the (attached) camera and the application on the iPad that captures images and streams them to Skanect on your laptop.


structure_desktop.png

Streaming from Structure Scanner (iPad) to Skanect

In order to stream, you must first set up an Ad Hoc connection between the iPad and your computer. You will have to do the latter portion of these steps before each scan session!

Part 1: On your laptop/Mac

  1. Open System Preferences
  2. Open Network
  3. Select "Show Wi-Fi status in menu bar"
  4. Click on "Advanced"
    1. Select "Create computer-to-computer networks"
    2. Select "OK"
    3. Press "Apply"
    4. Close System Preferences
  5. Click on Wi-Fi symbol at the top right hand corner of your desktop
  6. Select option Create Network
  7. Enter a new name, for example "UplinkNetwork"

  8. Make sure the Status is On
  9. Open up Skanect application

Part 2: On the iPad

  1. Tap on the Settings icon in your iPad main menu
  2. Click on Wi-Fi
  3. Your ad hoc network "UplinkNetwork" should appear in the list.

  4. Click on your network.
  5. Select "Join Anyway"
  6. Making sure that the Skanect application is open on your laptop, open up Structure and you should now see the streaming option "Uplink" appear:


uplink_appears.PNG

Scroll down so that you are on the "Uplink" tab, it should display whatever you're pointing the iPad at (in this case, the iPad was face down, so the screen is black)


uplink.PNG

Now, go over to Skanect on your laptop and it should look like this.


uplink_successful.png

You are now ready to scan!

Getting Started

Set-up Streaming

On your laptop

  1. Click on Wi-Fi symbol at the top right hand corner of your desktop
  2. Select option Create Network
  3. Enter a new name, for example "UplinkNetwork"

  4. Open up Skanect software

On the iPad

  1. Open System Preferences > Wifi

  2. Select "UplinkNetwork"

  3. Open up Structure app
  4. Scroll to Uplink

Set-up Scanning

Calibration

Separate app already on the iPad; worth doing before each scan, if you don't have a standard scanning location/set-up

Brain Set-up

White or black background??? -- Tutorials often show objects on white table

Stationary brain and camera moves around brain or stationary camera and brain rotated???

To Start Scanning

1. To start a new scan, open Skanect software. Under the Prepare tab, select "New" and adjust the following settings:


BOUNDING BOX is Everything
Before you begin recording your scan (Under the Record tab), be sure that the brain fits snugly within the bounding box tight.

Scanning Tips

Post-processing

You can try using the built in processing tools, but more detail and better results by exporting the raw scan and cleaning in Meshmixer???

FreeSurferWiki/Structure3DScanner (last edited 2021-09-22 09:36:45 by DevaniCordero)