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Eye-tracking Source Metadata ​

The Source Metadata panel in GazePlotter provides comprehensive information about your uploaded eye-tracking data, processing details, and system resource usage.

Accessing Source Metadata ​

Click the Source Metadata button (document icon) in the workspace toolbar to view detailed information about your data and processing.

Information Displayed ​

Data Overview ​

  • Number of Stimuli - Count of stimuli/trials in your dataset
  • Number of Participants - Total participant count
  • Total Number of AOIs - Sum of all Areas of Interest across all stimuli
  • AOIs per Stimulus - Breakdown showing AOI count for each individual stimulus

Current Parsing (if applicable) ​

When processing workspace files that differ from original uploads:

  • Files Being Processed - Count of files currently being processed
  • File Names and Sizes - Individual file details with sizes
  • Total File Size - Combined size of all files being processed
  • Parse Date - When the current processing occurred

Source Parsing (Original Eye Tracking Export) ​

Information about the original data files:

  • Files Processed - Count of original uploaded files
  • File Names and Sizes - Details of each original file
  • Total File Size - Combined size of all original files
  • Parse Duration - Time taken to process the original files
  • Parse Date - When original processing occurred
  • GazePlotter Version - Version used for original processing
  • Client - Browser/system information from original processing
  • Parse Settings - Technical details including:
    • Type of data format
    • Row delimiter used
    • Column delimiter used
    • User input settings (if applicable)

RAM Usage ​

Real-time memory usage information:

  • Current JS Heap Size (used) - Memory currently in use
  • Total JS Heap Size (allocated) - Memory allocated to the application
  • JS Heap Size Limit (max available) - Maximum memory available
  • Memory Utilization - Percentage of available memory being used

Export Functionality ​

Use the Export Metadata button to download a comprehensive CSV file containing all metadata information. This is useful for:

  • Documentation - Keep records of your data processing
  • Troubleshooting - Share technical details when seeking support
  • Research Records - Maintain audit trails for your analysis

Legacy Data Support ​

For data processed before GazePlotter version 1.7.0, source parsing metadata may not be available, as this feature was introduced in later versions.

Privacy & Security ​

All metadata is processed and stored locally in your browser. Memory usage monitoring and metadata export operate entirely client-side, ensuring complete privacy of your research data.