{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000375},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000575","485:4850000445","485:4850000242","485:4850000763","485:4850000291","485:4850000224","485:4850000354","485:4850001063","485:4850000507","485:4850001228","485:4850000178","485:4850001576","485:4850000537","485:4850000812","485:4850001000","485:4850000258","485:4850000200","485:4850000179","485:4850002556","485:4850000140","485:4850001234","485:4850000843","485:4850000441","499:4990003087","485:4850002031"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,499,485],"twin_sims":[0.8239826121549856,0.8199560913183069,0.8089589185449142,0.8083175989083633,0.7892882835005584,0.7858520866062569,0.7525169836813156,0.73900893344802,0.7384275428674004,0.7125044222356901,0.7113528931600578,0.7058134712271564,0.7016013526116196,0.6844820643331768,0.6828103395067411,0.6802435739915005,0.679847157785107,0.6721131442079633,0.6684112855950448,0.6587651744569809,0.6548363954324175,0.6545366370704894,0.6531045921130749,0.6496963421445638,0.6444472590290825],"twin_dists":[0.08081613619280464,0.08183215879124177,0.08456956398348559,0.08472759716656156,0.0893445190641427,0.0901644570021646,0.09793805945923738,0.10100950482172508,0.1011408434228588,0.10693476950639201,0.10718959925155673,0.1084128060998953,0.10934011294646707,0.11308672662568364,0.11345086881976123,0.11400943642045727,0.1140956461442473,0.11577472239792388,0.11657660119692195,0.11866124437644918,0.11950850363825362,0.11957310912891106,0.11988167819085926,0.1206156035269301,0.12174474789283768],"n_dims_used":45,"mean_confidence":0.9169867621527777},"coverage":{"mean_confidence":0.9169867621527777,"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}}