A Novel HDR Image Zero-Watermarking Based on Shift-Invariant Shearlet Transform

<div>The HDR image Rend10 and the low-frequency subband. (a) Rend10. (b) Low-frequency subband.</div>

Security and Communication Networks

Figure 2: A Novel HDR Image Zero-Watermarking Based on Shift-Invariant Shearlet Transform 