Tutorials# Step-by-step guides for learning ktch through hands-on examples. Preprocessing 2D Outline Extraction from Images Landmark-based Morphometrics Tutorials Generalized Procrustes analysis Generalized Procrustes analysis from TPS file Semilandmark analysis Thin-plate spline Harmonic-based Morphometrics Tutorials Elliptic Fourier Analysis 3D Elliptic Fourier Analysis Spherical Harmonic (SPHARM) Analysis