{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003001},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002568","490:4900003002","490:4900003412","490:4900002401","490:4900003553","490:4900003155","490:4900003279","490:4900002567","490:4900003816","490:4900002415","490:4900004376","490:4900003554","490:4900002856","490:4900002565","490:4900003551","490:4900003275","490:4900001953","490:4900001949","490:4900002566","490:4900003410","490:4900009475","490:4900003015","490:4900002859","490:4900002712","490:4900003160"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.32605892344121234,0.2809209468557186,0.2797311827899516,0.2787095310128968,0.2564885822651929,0.21073829024379778,0.1901510456789325,0.1497497401179627,0.12139281596626822,0.11488378970749609,0.1116188940006298,0.10029013767536428,0.09454985902290253,0.08922389281948674,0.08838721162749626,0.0867025508997865,0.08435937232325386,0.08295338881463055,0.08105134591610774,0.0794561617858084,0.07636097984786638,0.07326489433049772,0.06999675196275856,0.06998940917210097,0.06778729510288921],"twin_dists":[0.19443708691603687,0.2069599550674666,0.20730557351132378,0.2076030697692308,0.214247335214301,0.2291935702628704,0.23663805508406674,0.2530913407116515,0.2667157553899669,0.270178529031437,0.27197249188238415,0.2785308443167296,0.28207757838777386,0.2855234655759701,0.28607950592832815,0.28721189939023783,0.288816411712348,0.2897963102029455,0.2911432869492184,0.29229261578065685,0.2945766070019289,0.29693714545454997,0.2995180754333711,0.2995239832419002,0.30131891423954593],"n_dims_used":45,"mean_confidence":0.9229117499457465},"coverage":{"mean_confidence":0.9229117499457465,"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}}