Science Advances

Supplementary Materials

The PDF file includes:

  • Section S1. Conformal contact analysis for aerosol jet–printed electrodes
  • Section S2. Methods for cross-validation
  • Section S3. Fabrication and assembly process
  • Section S4. Vergence physical apparatus and VR system
  • Fig. S1. Apparatus for testing eye vergence motions.
  • Fig. S2. Fabrication and assembly processes for the flexible device and the skin-like electrodes.
  • Fig. S3. Circuit components, bending, and powering of the flexible device.
  • Fig. S4. Design and characterization of the AgNP electrodes.
  • Fig. S5. Stretching/bending properties of the skin-like electrodes fabricated by AJP.
  • Fig. S6. Comparison between Ag/AgCl gel electrodes and aerosol jet–printed skin-like electrodes.
  • Fig. S7. Electrode assessment for subjects 11 to 13.
  • Fig. S8. Sensitivity of the periocular wearable electronics.
  • Fig. S9. Performance differences between the periocular wearable electronics and the physical apparatus.
  • Fig. S10. Comparison of average amplitudes from vergence training and a summary of classification accuracies.
  • Table S1. Feature comparison between BioRadio and periocular wearable electronics.
  • Table S2. OV2 cross-validation accuracies of subjects 1 to 5 using the physical apparatus.
  • Table S3. OV1 cross-validation assessment of subjects 6 to 10 using the physical apparatus.
  • Table S4. OV2 real-time classification of test subjects 6 to 10 using the physical apparatus.
  • Table S5. OV2 real-time classification of test subjects 4, 8, and 9 using the physical apparatus.

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Other Supplementary Material for this manuscript includes the following:

  • Movie S1 (.mp4 format). An example of a real-time vergence detection with a physical apparatus.
  • Movie S2 (.mp4 format). An example of operation of a VR program—Brock String.
  • Movie S3 (.mp4 format). An example of a real-time VR-based training apparatus.

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