{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008350},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008658","472:4720001058","496:4960008543","496:4960000538","479:4790003234","496:4960008721","489:4890004900","496:4960008640","496:4960007861","496:4960007981","496:4960000521","472:4720003219","496:4960008107","499:4990001179","496:4960002044","488:4880003306","472:4720006188","479:4790001270","496:4960008215","470:4700000354","496:4960009011","479:4790002316","469:4690007463","490:4900004728","496:4960007866"],"twin_admin_codes":[496,472,496,496,479,496,489,496,496,496,496,472,496,499,496,488,472,479,496,470,496,479,469,490,496],"twin_sims":[0.13920658051501225,0.12469946239742814,0.10412326047115777,0.09631815422564773,0.09381844774192968,0.09287429297077128,0.08923952087033907,0.08801683720069088,0.08605953280696715,0.08337539940295689,0.08321755607668481,0.08082635917756763,0.07757472992578301,0.07457045862363286,0.07340877223533646,0.07300754988337663,0.07237537719321444,0.07159885044695881,0.07132296940352338,0.07117874629639595,0.07108100132905835,0.07068767737573477,0.06990305397033074,0.06901660170395763,0.06833041885559134],"twin_dists":[0.2579109986308452,0.26501071247005203,0.2762500797893012,0.2809673849723309,0.2825415678162414,0.28314475411643614,0.285513118935188,0.286326983711081,0.28764873886455233,0.28950080633298225,0.2896111925478166,0.29130428514353823,0.2936722383651657,0.29593211319158685,0.2968256809025359,0.29713695663913425,0.2976302278212544,0.29824093241948996,0.2984591930554008,0.2985735662955644,0.2986511878478401,0.2989644132498766,0.2995935000673928,0.3003111670957711,0.30087186018268675],"n_dims_used":45,"mean_confidence":0.924637688530816},"coverage":{"mean_confidence":0.924637688530816,"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}}