Figures and Tables

Figure 1. Comparison of shear wave splitting for horizontal and dipping tensors.
Figure 2. Synthetic seismograms for 1 and 2 layer anisotropic media.
Figure 3. Comparison of shear wave splitting for 1 and 2 layer anisotropic media.
Figure 4. Splitting measurements at three different frequencies.
Figure 5. Map of previously-published splitting measurements in NE North America.
Figure 6. Error histograms for spliting parameters.
Figure 7. Map of splitting in NE North America for two earthquakles with different backazimuth.
Figure 8. Splitting measurements at HRV and PAL.
Figure 9. Comparison of PAL and HRV splitting measurements.
Figure 10. Histogram of fast-axis azimuth differences.
Figure 11. HRV seismograms used to compute splitting.
Figure 12. One and 2 layer HRV models.
Figure 13. Comparison of HRV data and models.
Figure 14. Variation of fast direction with backazimuth.
Figure 15. 3D figure of NE North America anisotropic layers.
Figure 16. Map of Urals.
Figure 17. Splitting measuremenst at ARU.
Figure 18. Comparison of ARU data and models.
Figure 19. One and 3 layer ARU models.
Figure 20. 3D figure of Urals anisotropic layers.