{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011111},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011034","490:4900011660","490:4900011541","490:4900011186","490:4900011028","490:4900011029","490:4900010801","490:4900011922","490:4900011994","490:4900011408","490:4900011661","490:4900011461","490:4900011721","490:4900010627","490:4900011805","490:4900011724","490:4900011789","490:4900012189","490:4900009785","490:4900010795","490:4900010949","490:4900011409","490:4900010788","490:4900011792","490:4900010628"],"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":[0.36795972392799686,0.34024756650767657,0.3379115472165583,0.3008448931183792,0.2636307220161297,0.253440343342198,0.24632463147586342,0.24272259621766218,0.23968317769768738,0.23296341702361922,0.22707310076005352,0.22299964329317673,0.2214649138155797,0.2171828413939247,0.20315845626048618,0.20193598880546154,0.1875374123856949,0.18712787353803223,0.18579926855817935,0.17463851319104243,0.1703327892549165,0.16715648516509266,0.16023841272198786,0.15885869632716926,0.157718906000622],"twin_dists":[0.18365022115465596,0.19070615018252465,0.19131451958304105,0.20129795197709036,0.21207401725609246,0.2151865305400929,0.21740732937295787,0.21854724172500167,0.21951764665316634,0.22169189587556268,0.22363189630445682,0.22499307946317393,0.22551021708784574,0.22696589041705686,0.2318737233838826,0.2323123529586142,0.2376225387520025,0.2377776703035539,0.23828258670369418,0.24262814274874545,0.24435747053247092,0.24565338668396822,0.24853867863705276,0.24912487282871765,0.24961193334137002],"n_dims_used":45,"mean_confidence":0.9171969095865885},"coverage":{"mean_confidence":0.9171969095865885,"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}}