From Detection to Control, Carefully: A Review of Mamun's "Review of 'Intervention Mapping in ICE Space: From ∆Φ Detection to Closed-Loop Stabilization' by Marcel Krüger (2026)"

This review examines Dr. Syed Muntasir Mamun’s review (2026) of Marcel Krüger’s theoreticalmanuscript “Intervention Mapping in ICE Space: From ∆Φ Detection to Closed-Loop Stabilization”.Krüger’s framework, which is his own work, projects multichannel physiological signals onto areduced space of energy, information and coherence observables, measures instability as a weighteddistance ∆Φ from a reference state called Isostasis, and proposes a falsifiable protocol for testingwhether candidate interventions reduce that distance. Mamun’s review summarises the framework,situates it within related work on Koopman operators, biofeedback and synthetic-biology control,interprets it algebraically and geometrically, and adds two annexes on Lyapunov stability andKoopman methods. This review identifies three strengths: a clear and faithful summary of ademanding framework; a fair emphasis on the framework’s conservative, non-therapeutic andfalsification-oriented design; and useful annexes that connect it to standard control theory. It thenraises four points for further discussion: several mathematical statements that would benefit fromcorrection or qualification; the geometric picture; the matching of references to claims; and the depthof the discussion of evidence, limitations and safety. It closes with broader implications for reviewingtheoretical work in biomedical control.