{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003373},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002531","491:4910003331","491:4910003289","491:4910003291","491:4910002374","491:4910002424","491:4910003123","491:4910002730","491:4910002830","491:4910002484","491:4910003118","491:4910003249","491:4910003028","491:4910002380","491:4910002526","491:4910002535","491:4910002574","491:4910002817","491:4910002668","491:4910002203","491:4910003072","491:4910003029","491:4910003128","491:4910002870","491:4910002428"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6582027556243185,0.6284482416229867,0.6187059333101674,0.617957361842297,0.5709295027141752,0.5377919284796473,0.4555500846126119,0.44845152334651056,0.4362654146495825,0.39688799467770886,0.3951855687594373,0.3938489628160856,0.3807191559367264,0.35238956776672764,0.3477440140076349,0.3337930756317768,0.3334796884831159,0.32841997456979993,0.3250682418490457,0.3197561272953514,0.3092662243760184,0.3059429570993285,0.30379461834675847,0.30281001616710446,0.2961330052617877],"twin_dists":[0.11878259205279554,0.12517928141347306,0.12726708251511926,0.12742743287633243,0.13750630115029358,0.1446551745332109,0.162861738456625,0.16448025083295284,0.1672816138663522,0.17656255443538402,0.17697273802536978,0.17729535219670306,0.1804922059739457,0.1875792276365132,0.18876877304532705,0.1923926491328434,0.1924749821655586,0.19381016866037723,0.19470088563706867,0.19612309095779848,0.19897117377749549,0.19988494633349538,0.2004787113899131,0.20075165274404083,0.2026164033196893],"n_dims_used":44,"mean_confidence":0.894903529774059},"coverage":{"mean_confidence":0.894903529774059,"n_dims_used":44,"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}}