{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000240},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000179","480:4800000241","480:4800000211","480:4800000242","480:4800000239","480:4800000212","480:4800000214","480:4800000210","495:4950000815","480:4800000180","480:4800000244","495:4950000814","480:4800000001","480:4800000146","480:4800000213","495:4950000271","480:4800000181","480:4800000133","480:4800000243","480:4800000245","480:4800000106","480:4800000216","480:4800000226","480:4800000132","495:4950000272"],"twin_admin_codes":[480,480,480,480,480,480,480,480,495,480,480,495,480,480,480,495,480,480,480,480,480,480,480,480,495],"twin_sims":[0.9446545523294351,0.7205852216239638,0.45814988678801893,0.4553908189586493,0.4250429693920431,0.2922948890835349,0.28575335200737073,0.2683450092874193,0.25758204994592043,0.2565302215302318,0.18337806184440059,0.16847381779668263,0.1510386344625324,0.14035506163871286,0.1390813209482309,0.1289602023149075,0.12598470618074273,0.10099974794091243,0.09527737643588528,0.09514725291980887,0.08805823296990727,0.08761354543265816,0.08747628655397102,0.08694977057440154,0.086408063027789],"twin_dists":[0.04382603803764065,0.10514085184328777,0.16227128664111679,0.16289794960294685,0.16988903583347156,0.2036995190559266,0.20556520112832896,0.2106596034515478,0.21391214917103496,0.21423455479845058,0.23920929864542356,0.24511379072411807,0.25251953273705036,0.25737308856093144,0.2579698660333662,0.2628636157826323,0.26435726237032076,0.2781035398926343,0.28161885657553876,0.2817007003392921,0.28629928277066086,0.28659739875654505,0.2866896591188382,0.28704463462376817,0.28741164093586],"n_dims_used":42,"mean_confidence":0.892921629406157},"coverage":{"mean_confidence":0.892921629406157,"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}}