{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002699},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002535","477:4770000043","477:4770000284","477:4770000108","477:4770000084","477:4770000325","477:4770000330","477:4770000023","477:4770000061","477:4770000022","477:4770000042","477:4770000044","477:4770000063","477:4770000756","477:4770000316","477:4770000162","477:4770000086","477:4770000274","477:4770000324","477:4770000600","477:4770001501","477:4770000227","477:4770000755","477:4770000272","477:4770000064"],"twin_admin_codes":[489,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8756563011663366,0.8408412693836139,0.8360058682075797,0.8313139235909205,0.802262394866254,0.8008064310289454,0.7890464292892733,0.7870923797897528,0.7585435809220527,0.74455936237151,0.7331382060862919,0.7330027124989765,0.7312762775402354,0.728530802271337,0.7244863646373622,0.7151162540279475,0.6958667292072909,0.6954700404458627,0.693201966325016,0.6908645736495712,0.6649415690871251,0.6578099946692922,0.6556138758445683,0.644702918593912,0.6333078824017028],"twin_dists":[0.06692799545599185,0.07647222821860754,0.07773389971889713,0.0789456980600054,0.08621153164526192,0.08656619675175739,0.08940235846275961,0.08986895145567714,0.0965545017207618,0.0997521788617875,0.10233269770108507,0.10236315852599856,0.1027509860834897,0.10336660959553479,0.10427107098867039,0.10635604965393741,0.11059895356982695,0.11068588436887253,0.11118255685220174,0.11169378978825022,0.11732722138699397,0.11886732225538946,0.11934091195509999,0.12168978317040878,0.12413699290614028],"n_dims_used":45,"mean_confidence":0.9197679307725695},"coverage":{"mean_confidence":0.9197679307725695,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}