Welcome to Assessment of Perceptual Image Quality

The following display and environment characteristics were detected:

1. Spatial resolution:

2. Window resolution:

Please follow carefully the checklist below in order to advance:

  1. Mobile phones and tablets are not supported.
  2. If the spatial resolution showed above is lower than 1920x1080 pixels, follow these steps to adjust the display resolution:

    a. For Windows: Right-click on the desktop and choose "Display Settings." Adjust the scale and layout to 100%. Then, under "Display Resolution," select an option equal to or larger than 1920x1080.

    b. For Mac: Open "System Preferences", click on "Displays", hold down the "Option" key on your keyboard. While holding "Option," click on "Scaled", the additional resolutions will appear. Choose a resolution from the list that is equal to or larger than 1920x1080.

    c. For Linux: Go to "Settings" and click on "Displays". Under "Resolution," select an option that is equal to or larger than 1920x1080. Set the scale to 100%.

  3. Activate the full screen mode in your browser by pressing F11 on your keyboard (for windows users), and Control + Command+ F (for Mac user), and hide any toolbar or bookmark bar by disabling “Always Show Toolbar in Full Screen” in the View menu in your menu bar.
  4. Check your actual display to be at least 13 inches or 33cm diagonally. You need to enter the size in the next page.