{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004708},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001895","470:4700006553","489:4890004495","489:4890004279","472:4720006043","477:4770001064","470:4700006554","470:4700003450","489:4890004376","489:4890004635","472:4720005517","472:4720000922","479:4790001894","470:4700004661","479:4790002567","470:4700005275","479:4790002889","467:4670000396","499:4990001408","470:4700006433","479:4790000909","470:4700005709","499:4990003339","467:4670000869","499:4990000513"],"twin_admin_codes":[479,470,489,489,472,477,470,470,489,489,472,472,479,470,479,470,479,467,499,470,479,470,499,467,499],"twin_sims":[0.619865708150685,0.5576339640636717,0.43116359898179574,0.3405166965543753,0.3325122453584831,0.33215824308534414,0.33089965395883986,0.3265241684244914,0.31967640659556595,0.31560932753382065,0.3091927723536575,0.29601121678333375,0.2854656170044306,0.2802917555079115,0.27816901700199764,0.273395484215459,0.27107301929810484,0.267765746776207,0.2658928004007728,0.26513645014816095,0.26110251395020195,0.25991228843934217,0.256381087911723,0.2532613450007746,0.25064927750812105],"twin_dists":[0.127018632860453,0.1403669267457621,0.16846354928053256,0.1906362049530536,0.1927294150411253,0.19282261685889782,0.19315441905945055,0.19431335471361902,0.19614453475010418,0.19724254662002108,0.19899130909119195,0.2026506442145417,0.20564784885411083,0.2071426200013847,0.2077607312649933,0.20916130918376868,0.20984816072931342,0.21083256089184604,0.21139338467592927,0.21162055824821116,0.2128390590966841,0.21320083310805882,0.21428033472160254,0.2152419042222306,0.2160528061308441],"n_dims_used":45,"mean_confidence":0.9164502461751302},"coverage":{"mean_confidence":0.9164502461751302,"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}}