3 papers
math.AT2025
Controllable Subspaces in Structured Networks of Hierarchical Directed Acyclic Graphs: Controllability of Individual Nodes
Nam-Jin Park, Yeong-Ung Kim, Koog-Hwan Oh +1
Within the context of structured networks, this paper introduces the concept of the Fixed Strongly Structurally Controllable Subspace (FSSCS), enabling a comprehensive characteriza…
math.GN2024
Fixed Node Determination and Analysis in Directed Acyclic Graphs of Structured Networks
Nam-jin Park, Yeong-Ung Kim, Hyo-Sung Ahn
This paper explores the conditions for determining fixed nodes in structured networks, specifically focusing on directed acyclic graphs (DAGs). We introduce several necessary and s…
math.GN2024
Composition Rules for Strong Structural Controllability and Minimum Input Problem in Diffusively-Coupled Networks
Nam-Jin Park, Seong-Ho Kwon, Yoo-Bin Bae +3
This paper presents new results and reinterpretation of existing conditions for strong structural controllability in a structured network determined by the zero/non-zero patterns o…