Unsupervised Contour Tracking of Live Cells by Mechanical and Cycle Consistency Losses

. Author manuscript; available in PMC: 2024 Jan 19.

Published in final edited form as: Proc IEEE Comput Soc Conf Comput Vis Pattern Recognit. 2023 Aug 22;2023:227–236. doi: 10.1109/cvpr52729.2023.00030

Figure 3. — **Bilinear Sampling** of a pixel or feature at a coordinate (x,y) involves the bilinear interpolation of pixels or features at four adjacent points ( $I_{a}$ , $I_{b}$ , $I_{c}$ , $I_{d}$ ) in a grid by the weights ( $w_{a}$ , $w_{b}$ , $w_{c}$ , $w_{d}$ ).

Figure 3.