{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001302},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001301","477:4770001361","500:5000001699","500:5000001065","477:4770001642","477:4770001136","500:5000001010","485:4850008042","477:4770002331","477:4770001119","500:5000000950","500:5000001788","477:4770001316","477:4770001358","477:4770001182","485:4850007632","477:4770001893","499:4990002649","477:4770001014","499:4990002653","477:4770001554","477:4770001357","477:4770002270","500:5000001234","477:4770001417"],"twin_admin_codes":[477,477,500,500,477,477,500,485,477,477,500,500,477,477,477,485,477,499,477,499,477,477,477,500,477],"twin_sims":[0.5901325199738978,0.5866351784909375,0.5521594965131786,0.4879426941362064,0.4660523180782922,0.44966645444024334,0.4330478897532115,0.4262633196341331,0.4194657033792475,0.40719028634265464,0.3962398500501431,0.3937946012225731,0.38211435959485285,0.3690589508313424,0.3687312245082909,0.36704413574595374,0.35408674935545803,0.3475431582072542,0.33661286909734833,0.33198171324728404,0.32916294594524864,0.3288180649690427,0.3253575559657925,0.3205596675630611,0.3180611512792166],"twin_dists":[0.13338661923425602,0.1341361604079771,0.14154750186635237,0.15558479090293736,0.16048381615831964,0.1642025678902701,0.16802636533472495,0.16960414690405645,0.17119541522574694,0.17409719045283534,0.17671862320596074,0.1773084840706334,0.18015003795782192,0.18337605129517864,0.1834577503106999,0.18387890037896581,0.18714668841610596,0.1888203918963197,0.19165371448525897,0.19286911396024534,0.1936134056845921,0.19370471094320277,0.19462380103475135,0.19590711678991515,0.19657966585816009],"n_dims_used":44,"mean_confidence":0.9205442775379528},"coverage":{"mean_confidence":0.9205442775379528,"n_dims_used":44,"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}}