{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002144},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001985","480:4800001368","480:4800001984","480:4800001866","480:4800001879","480:4800001702","480:4800001252","480:4800001937","480:4800001647","480:4800001309","480:4800002472","480:4800001594","480:4800001649","480:4800002423","480:4800001818","480:4800001983","480:4800002101","480:4800001994","480:4800001534","480:4800001539","480:4800002527","480:4800001819","480:4800001760","480:4800001593","487:4870003764"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,487],"twin_sims":[0.4009181310105826,0.3873171323278758,0.37923254689241004,0.3283821139725105,0.3053629475255437,0.27077028355598054,0.22379577802916914,0.18936831699745488,0.18832095389318168,0.18084619976622102,0.1529873998511734,0.15213745632010203,0.14551545166750032,0.1443046965801572,0.14206752017351912,0.13808762406908434,0.13775097444668336,0.12987447680221242,0.12915684834735955,0.12434804179178231,0.12031565762817195,0.11813567409038916,0.10962851416326608,0.09236125382611414,0.09129239421466431],"twin_dists":[0.17559472890534517,0.17887931979192828,0.18085745693038327,0.19382020193786678,0.20004501283269496,0.20993795934515008,0.22472575116752894,0.2369318886990273,0.2373263973148335,0.24018764041268192,0.25166175317757206,0.2520348763722327,0.25499578142884044,0.25554786530328755,0.25657708936184576,0.25843827566932226,0.2585975370100996,0.26240990602636466,0.26276582530226633,0.2651902736579003,0.2672788240841577,0.26843027180631107,0.27308610407851897,0.28347454876162786,0.28416631608160176],"n_dims_used":43,"mean_confidence":0.9133068350858466},"coverage":{"mean_confidence":0.9133068350858466,"n_dims_used":43,"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}}