The provided code snippet appears to relate to computational neuroscience primarily in its peripheral role as a utility for data visualization rather than directly engaging with biological processes or modeling specific neural phenomena. The function `figformat_str` is designed to format text for clearer plotting by replacing underscores with spaces, making labels more readable. This utility can be useful for visualizing results from simulations or experimental data in neuroscience; however, the biological elements are not explicitly modeled within this code snippet. In computational neuroscience, visualization is critical for interpreting complex data sets, such as neural activity recordings, synaptic connectivity maps, or results from simulations of neuronal networks. These visual elements might have their biological basis in terms of representing variables like membrane potentials, gating variables (such as conductances of ion channels), synaptic weights, connectivity patterns, or activity of neural circuits over time. However, the code snippet itself doesn't handle these elements directly. Instead, it contributes to the broader effort of making such biologically relevant data more interpretable when presented graphically. Therefore, while the code does not directly simulate or model biological processes, it plays a supportive role in the visualization of the biological data that researchers analyze to better understand complex neural systems.