Error detection and Spline Interpolation of eye gaze data

Make eye gaze data useable. Basically it determines the outliers and anomolies, then fill up the gap using cubic-spline interpolation.

Code:

Eye Gaze Processing

Requirement

Latest matlab

The App

Execution

Download the app with test gaze file here: Download

1. Click “Import” to import any eye gaze data
2. Click “Generate graph” to draw all data
3. Click “Detect and eliminate outliers” (It is better to click twice)
4. Click “Mark gaps” to mark missing data
5. Click “Fill gaps” to fill missing data
6. (Optional) Click “Mark gaps” to see there is no gaps.

Results