{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002761},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002299","490:4900003869","490:4900003051","490:4900003600","490:4900003348","490:4900001871","490:4900001423","490:4900002752","490:4900003200","490:4900002144","490:4900000792","490:4900002625","487:4870000540","490:4900002925","490:4900001869","487:4870001864","487:4870002639","490:4900001845","490:4900000567","490:4900002760","496:4960005269","490:4900002029","487:4870001950","496:4960008263","490:4900003612"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,487,487,490,490,490,496,490,487,496,490],"twin_sims":[0.6494236779320046,0.5984694966975032,0.5793124748411234,0.4685761039774965,0.45834253464679925,0.4573039450985458,0.4552999068405121,0.4355565232997419,0.4322573664461665,0.39987913252389484,0.39435789002860006,0.3756827084415972,0.36368830089504434,0.3515277451027913,0.34629613310704976,0.3362795292061778,0.33284545294020945,0.33221954075835775,0.32459725704890324,0.3240788882718127,0.32348700068544883,0.3193265133568331,0.3060230378382411,0.29538048502890873,0.29286437127654785],"twin_dists":[0.12067429127164005,0.1316006998932338,0.1357065057854971,0.15991518439910812,0.16222758177325225,0.16246327870198407,0.16291862174013083,0.16744551001836885,0.16820968491997365,0.1758438157952109,0.17717245374437518,0.18173245190552498,0.18471951988123023,0.18779928441767005,0.18914122321795684,0.1917408917799095,0.1926417375313234,0.19280647450805322,0.19482645592803277,0.1949647764494072,0.19512286516850882,0.1962386868490122,0.19986286006343693,0.2028281077858142,0.2035382816494605],"n_dims_used":45,"mean_confidence":0.9152626037597656},"coverage":{"mean_confidence":0.9152626037597656,"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}}