This book LNCS 15985 constitutes the proceedings of the 23rd International Workshop on Combinatorial Image Analysis, IWCIA 2025, held in Szeged, Hungary, during September 2426, 2025.

The 15 full papers were carefully reviewed and selected from 20 submissions. Image analysis provides the theoretical foundations and methodological tools essential for addressing complex real-world problems across diverse areas, including medicine, robotics, defense, and security.

Inhalt

Fast Image Resizing Through Bijective Transformations: Applications in Classi cation Tasks.- A 3D Compact Shape Descriptor based on Largest Intersection and Projection Signature.- Boustrophedon Pushdown Automata for Two-dimensional Picture Languages.- The Injectivity of A Mappings Restricted to Convex Sets.- Fully Parallel 3D Curve-Thinning on (18; 12) Pictures of the FCC Grid.- Edge Detection on a Triangular Grid.- Morse Sequences on Stacks and Flooding Sequences.- Characterizing Translations on Octagonal-Square Grids, Including the Khalimsky Grid.- Partial Order and Chain Decomposition of the Set of k-Subsets.- Similarity of 2D Thinning Algorithms and their k-Attempt Versions.- An Order-Independent 2D Parallel 4-Subiteration Thinning Algorithm.- A Discrete Bijective Re ection with Near-Equivalence to Shear Rotation based Reflection.- Rotational and Rotation-Free Multidirectional Q-Concavity Shape Descriptors.- Deep Learning-Based Domain-Speci c Object Detection in a 3D Virtual Tour.- Binary Tomography on the Cairo Pattern.