Step 1: Download the Skitag App from the App Store. No user nor password needed.
Step 2: Go to your favorite Ski Resort. Get ready to start enjoying an augmented ski experience. Open the Skitag App. Press the start button. A stopwatch will start to count your ski session timing. It means the device is now recording. Wear your mobile in a place that is comfortable and stable (e.g. in your trousers pocket). Using mobile protection cases might keep the device more stable and protected in case of crash.
Step 3: Record your first FOUR downhills. It is the minimum quantity of information that the Skitag AI System needs to build your customized AI engine.
Step 4: Go to the DOWNHILLS screen. Select one DOWNHILL. Press the WAVEFORM button to access the labeling tool. Tap the button in the center of the screen to navigate between the three possible ski paths: Pitch, Roll and Yaw. Press the WAVEFORM+ button to save that choice. Once you select a path (e.g. yaw), the rest of the downhills will only show you that path. If you want to change it, you must delete your CARBIO and start all over again.
Note: There is no gold standard for all. It's 100% a custom decision. It will depend on how you are wearing your smartphone while you are skiing or snowboarding.
Choose the area that best resembles the kind of CARVING BIOMETRICS you are willing to measure; i.e. clean and clear turn paths. This action will amplify the area of interest so you can have a better look at your turns details and shape. Choose the best points that resemble your CARVING. For a turn, whether it is a right or a left turn, choose only the points that are far away from the center. For the transition path, choose the points that are located in the central area. Make sure you are choosing all possible points of your area of interest. Avoid labeling the outliers; i.e. noisy points located outside what looks like a regular path. Upload the labeled dataset by pressing the CHIP button. Repeat this process as many times as possible. Remember that you will need at least 4 downhills to train your first CARBIO. Afterwards, the next datasets uploaded will be used to update your existing CARBIO.
Step 5: Go back to the Home Screen. Press the CARBIO card. Press the PLUS button to train from scratch your first CARBIO, or the REFRESH button to update an existing CARBIO. Remember that you need at least four labeled downhills to complete this task. Wait a few seconds. It won't take long.
Step 6: On average you’ll see that your CARBIO’s accuracy is close to 70% or 80%. If you are lucky, or your carving data is perfect, you could see something close to 90%.
Step 7: Record another downhill. Repeat the labeling process of Step 4, and then repeat the training process of Step 5. This time it is an update of your existing AI engine.
Step 8: Repeat Step 5 until you feel comfortable with your CARBIO’s accuracy value. Remember, you need a CARBIO’s accuracy above 90% to start seeing your Ski Style, Ski Balance and Ski Path.
Step 9: Record your Ski Sessions. Remember to wear your iPhone always in the same place so your AI can accurately predict your downhill movements, and remember to make sure the stopwatch is running so the Skitag App is reading and processing your CARBIO.
Step 10: It is time to enjoy your
Skitag Augmented Ski Experience. Take a look at your ski metrics while you are enjoying a break, while you are having your favorite drink together with your friends, or while you are going uphill in the chairlift. Just “Keep calm and Skitag everywhere!
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