{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001330},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001391","480:4800001265","480:4800001380","480:4800001275","480:4800001449","480:4800001662","480:4800001951","480:4800001613","480:4800001713","480:4800002108","480:4800002112","480:4800001620","480:4800001660","480:4800001607","480:4800002117","480:4800001377","480:4800001331","480:4800001381","480:4800001333","480:4800001831","480:4800002005","480:4800001610","480:4800001549","480:4800001514","480:4800001774"],"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":[0.6979920658184872,0.40109193987170777,0.37906586640734,0.374508041625004,0.363401458938205,0.27931268432074685,0.2723491783906972,0.24881012435038588,0.24104097616975023,0.24038393277603318,0.2374175003855367,0.23535710091137674,0.2351384170073254,0.22036797051708928,0.21668662020693139,0.19939165211332954,0.19650977317968532,0.19599253302563166,0.1766025374794635,0.17348710804925502,0.17171872456133971,0.1660504854963698,0.162290392658071,0.15949412801699203,0.1536656135300699],"twin_dists":[0.11013288266989558,0.17555308899281777,0.18089845247542505,0.18202288203181496,0.18479155344423812,0.2074273566690889,0.20947029983866822,0.21662700286969494,0.21908315765235487,0.21929320940814367,0.22024623029721646,0.2209127494027504,0.22098371510682605,0.225881308853295,0.22713582076821306,0.2332311693258601,0.23428170413578384,0.23447138076174742,0.24184942491002426,0.2430875726835168,0.2437974501543547,0.24610878883307996,0.24767360987424764,0.2488544414263795,0.2513651085258533],"n_dims_used":43,"mean_confidence":0.919922762138899},"coverage":{"mean_confidence":0.919922762138899,"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}}