zhixiongxiao/color-gene-analyzer: v0.2.0 — Pre-registered toolkit snapshot

First public snapshot of the ColorGene Analyzer toolkit (v0.2).

• ridge.py: swallow-tail ridge extraction with parabola/catenary/circle competing fits
• perception.py: spectral-residual saliency + edge-density dual proxies with shift-test null model
• Ingres replication experiment reproducing the 2007 MFA thesis protocol

Pre-registration: https://doi.org/10.17605/OSF.IO/E52BG Author: Zhixiong Xiao (ORCID: 0009-0008-1343-3709)