NCSU | NASA Langley Research Center | APTIMA

Testing and Validation of a Psychophysically Defined Metric of Display Clutter

Home > 2nd Study

Preparations

• Selecting HUD Configurations for Experiment

  • Analysis of Overall Clutter Ratings and Predicted HUD Clutter as Basis for Test Display Configuration Selection

  • Ideas and Questions Related to HUD Selection - Consideration of MDPREF Analysis (doc)

  • HUD Guide (HGS 4000) - Part 1 (pdf)

  • HUD Guide (HGS 4000) - Part 2 (pdf)

• Pilot Sample

  • Identifying Pilot Sample Characteristics for Study

  • Introductory Email to Pilots for Study

  • Email to Pilots Regarding Simulator and Scenario Familization

• Developing Dependent Variables

  • Draft of Multidimensional Subjective Measure of Display Clutter (updated - 2/20/08)

  • Definitions of Descriptor Terms Used in Subjective Measure of Clutter (updated - 2/20/08)

  • Measures of Low-level Visual Properties to be Recored on HUD Configurations

  • Performance and Video Measures to be Recored During Test Trials

Experiment Plan

• Experimental Conditions and Design

  • Draft Experiment Design

  • Revised Experiment Design (with different display conditions)

  • Final Experiment Design and Conditions Document (including weather conditions and initial simulator condition information for each phase of flight)

• Experiment Protocol

• Experiment overview (ppt; for distribution to pilots)

• Familiarization with Simulator Equipment and Scenario (ppt; for distribution to pilots)

• Experiment Condition Identifier Spreadsheet (xls; for simulator programmer use)

• Experiment Flight Scenario

• Draft Low-Workload Scenario for Experiment (doc)

• Draft High-Workload Scenario for Experiment (doc)

• Final Low-Workload Scenario for Experiment (doc)

• Final High-Workload Scenario for Experiment (doc)

• Display Configurations

  • NASA-approved HUD Test Configurations for Experiment (ppt)

  • Pure Iconic and Non-iconic HUD Configurations for Measurement of Visual Properties in Simulator

• Experiment Materials

  • Revised Pilot Demographics Survey Form

  • Draft NASA-TLX Demand Ranking Form (doc)

  • Draft NASA-TLX Demand Rating Form (doc)

  • Complete Evaluation Packet for Study (doc)

  • Revised and Complete Instruction Set (doc)

  • Weather Strip Information for Pilots (pdf)

  • Flight Event List for Marking During Test trials (for FO use; doc)

Hypotheses

• Correlations of Response Measures

  • Expected relations among objective measures of display properties and dimensions of perceived clutter (doc)

• Experimental Manipulations

  • Complete experiment matrix (for use by second experimenter)

Results

• Dataset

• Data Analysis