psychophysics
====== Differences ====== This shows you the differences between two versions of the page.
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psychophysics [2016/08/17 19:10] bdelab |
psychophysics [2017/04/05 01:54] (current) pdonnelly |
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| * Ensure that Linux system is ready - with Chin Rest set-up | * Ensure that Linux system is ready - with Chin Rest set-up | ||
| * Perform Vision Test | * Perform Vision Test | ||
| - | * Open Terminal. Type "sudo ptb3-matlab", then enter the password. | + | * Open Terminal. Type "ptb3-matlab", then enter the password. |
| * MatLab will load. Navigate to the Code directory | * MatLab will load. Navigate to the Code directory | ||
| <code> | <code> | ||
| Line 34: | Line 34: | ||
| ===Uncued task=== | ===Uncued task=== | ||
| - | In the last part, we make it a bit harder and get rid of that red dot. In this task, your task will be to pay close attention to all of the stripes and find which one is tilted and press the correct button. | + | In the second part of the game, we're going to make it a bit harder. This time there will be 8 of those stripe patches, arranged in a circle. All but one of them are oriented vertically, or pointed straight upwards. Your task will be to pay close attention to all of the stripes, find which one is tilted, and press the correct button to say whether that one patch of stipes was titled left or right. |
| - | In this one, it will be especially important to keep your eyes fixed on that +, so that you can see all of the patches, since you don't know which one is going to be different. | + | It will be especially important to keep your eyes fixed on that +, so that you can see all of the patches, since you don't know which one is going to be different. |
| This is what they look like? | This is what they look like? | ||
| {{wiki:GaborsCloseUp.jpg?800}} | {{wiki:GaborsCloseUp.jpg?800}} | ||
| Line 49: | Line 49: | ||
| NOTE: If you need to exit the task at any time, press the 'Q' key instead of a Left/Right Arrow response// | NOTE: If you need to exit the task at any time, press the 'Q' key instead of a Left/Right Arrow response// | ||
| ===Introduce the Cued task=== | ===Introduce the Cued task=== | ||
| - | In the second task, we're going to make it a bit harder. This time there will be 8 of those stripe patches, arranged in a circle and all of them will be the same except one. In this game, we help you out and show a red dot next to the one that will be tilted. | + | In the next part of the game, we help you out and show a red dot next to the one patch of stripes that will be tilted. |
| Your job will be to find that red dot, see the stripes that are tilted, and press the correct button. It's important to note that in this game the red dot will ALWAYS be next to the stripes that are tilted and will appear just a split-second before the stripe patches. | Your job will be to find that red dot, see the stripes that are tilted, and press the correct button. It's important to note that in this game the red dot will ALWAYS be next to the stripes that are tilted and will appear just a split-second before the stripe patches. | ||
| This is what it will look like: | This is what it will look like: | ||
| {{wiki:CuedGabor.jpg?800}} | {{wiki:CuedGabor.jpg?800}} | ||
| Or this: | Or this: | ||
| - | {{wiki:CuedGabor2.jpg800}} | + | {{wiki:CuedGabor2.jpg?800}} |
| Let's practice this version! | Let's practice this version! | ||
| Remember to keep you chin on the rest, and focus on that +! | Remember to keep you chin on the rest, and focus on that +! | ||
psychophysics.1471461050.txt.gz · Last modified: 2016/08/17 19:10 by bdelab
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