{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000466},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000410","480:4800000931","480:4800000441","480:4800000643","480:4800000446","480:4800000437","480:4800000655","480:4800000548","480:4800000657","480:4800001044","480:4800000321","480:4800000472","480:4800000716","480:4800000467","480:4800000440","480:4800000381","480:4800000479","480:4800000414","480:4800000473","480:4800000549","480:4800001042","480:4800000678","480:4800000380","480:4800000890","480:4800000604"],"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":[0.42021705528503783,0.2210620727684544,0.21113744960002515,0.20396495961292044,0.19820542052915405,0.18656341304675436,0.18080037297183876,0.17439386005775664,0.16285845780591482,0.1599422081289697,0.14195658413070747,0.13536765779568322,0.12639182556853165,0.12026810201713932,0.12015107312660421,0.11302973802565516,0.11148348943318345,0.10747759204056023,0.10472792951205821,0.10085575027214666,0.09452522140406139,0.08758429293427239,0.08561175865899096,0.08513462598119927,0.07966707587507013],"twin_dists":[0.17101899935311,0.2256463535538699,0.22905426447740906,0.23158533552575622,0.2336623084846707,0.23799187646153094,0.24020543738276776,0.24272558211701661,0.24743552976991218,0.24866421539417954,0.25662843858186857,0.25973344187605324,0.2641513280045564,0.26730377165890984,0.26736519687938043,0.2711923799095492,0.27204776185749846,0.274307270923246,0.2758962980206605,0.2781900603031499,0.28209316176436305,0.28661705157209444,0.2879544750200399,0.2882816619663345,0.29213959663317435],"n_dims_used":43,"mean_confidence":0.911967255348383},"coverage":{"mean_confidence":0.911967255348383,"n_dims_used":43,"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}}