{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003836},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004391","480:4800004561","480:4800004059","480:4800003835","480:4800004217","480:4800004479","480:4800004740","480:4800004473","480:4800004390","480:4800005166","480:4800004566","480:4800004819","480:4800004821","480:4800004305","480:4800004818","480:4800005334","480:4800005165","480:4800005419","480:4800004068","480:4800004906","480:4800004735","480:4800005355","480:4800004147","480:4800004386","480:4800005740"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5244316534616017,0.5049974444808379,0.5041805723211255,0.46167490874159295,0.43432661774235015,0.42439488859281144,0.4145739680588573,0.41036425489346473,0.40171898569224923,0.4010306885611679,0.3886916154844879,0.3852394789938126,0.3758554551895565,0.36062600674372247,0.3524734762620802,0.34779551350980503,0.34336037591743895,0.33728914430352896,0.32957096254979434,0.3287576127265658,0.31906666140961054,0.29784742599683084,0.2969902411869297,0.2959132992260795,0.29433554419815816],"twin_dists":[0.14755938572043076,0.15181454416770007,0.15199430442165263,0.16147262115223435,0.16773011755193035,0.17004046741223316,0.17234729768381973,0.17334328768895285,0.1754029335511757,0.1755677622213229,0.17854497321890242,0.17938578194436183,0.1816897787220884,0.18549003734402025,0.18755781752522965,0.18875554048225435,0.18989894951401257,0.19147699372202034,0.19350545355162033,0.19372072075525806,0.19630864743129614,0.20213526991560604,0.2023756252500643,0.20267817980804684,0.2031226066301634],"n_dims_used":42,"mean_confidence":0.9164205278669085},"coverage":{"mean_confidence":0.9164205278669085,"n_dims_used":42,"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}}