{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008039},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008922","490:4900009232","490:4900009454","490:4900009344","490:4900008691","490:4900009240","490:4900007908","490:4900009347","490:4900009439","490:4900009856","490:4900009859","490:4900009351","490:4900009854","490:4900009653","490:4900009233","490:4900010067","490:4900008126","490:4900009460","490:4900009758","490:4900009764","490:4900009237","490:4900009117","490:4900008229","490:4900008992","490:4900010157"],"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":[0.4566789358520028,0.2629438662913246,0.25663281892346695,0.19164225099941604,0.1603694087859256,0.15667882820531934,0.13893021317200024,0.12402708218267774,0.1090744887781588,0.10060009327298632,0.10048591162552076,0.09066478196746569,0.08690601676187694,0.08651973766626178,0.08176984611393079,0.08048731193520424,0.07700384578935432,0.07080081368403639,0.06640115431792964,0.06547891541802511,0.055965380910697755,0.05268640476796091,0.049839221512765056,0.04585125887941486,0.04359671217963537],"twin_dists":[0.16260521100796554,0.2122814053400539,0.2142030699908841,0.23608059175533025,0.24848321398123369,0.25005862919453287,0.25804093384378174,0.2653546079059063,0.27339885983609574,0.2783439090831521,0.27841271991257766,0.28457549803230375,0.28707421016084494,0.28733583199822627,0.2906315208031663,0.29154758349794135,0.2940961761123225,0.2988741720787205,0.30247323863611253,0.30325217725266224,0.3118622590522274,0.31511082786686284,0.31807070791575837,0.3224630849063196,0.3250898012476792],"n_dims_used":45,"mean_confidence":0.9135050455729167},"coverage":{"mean_confidence":0.9135050455729167,"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}}