{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001645},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001527","477:4770001585","477:4770001357","477:4770001240","477:4770001182","477:4770001358","477:4770001418","477:4770000699","477:4770001354","477:4770001590","477:4770002331","477:4770001416","477:4770001181","477:4770001644","477:4770001701","477:4770001423","477:4770001415","477:4770000995","477:4770001304","477:4770001119","477:4770001014","477:4770001301","477:4770001525","477:4770001359","477:4770001469"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8995683944239813,0.8486797480155532,0.7891409747643227,0.7682718615657563,0.7604834385747987,0.6874385360630861,0.628978706893299,0.6080629494507079,0.581601068164825,0.5723194253192333,0.5715799197501479,0.564487935999751,0.5533246324329346,0.5455446101481728,0.5416171210541905,0.5292487867927054,0.5279431466214674,0.5236190203237852,0.5100446992907955,0.5033367846160537,0.49971119945191633,0.4883999163436983,0.4850600996748229,0.4820770301715357,0.4749347718125449],"twin_dists":[0.05975361084639034,0.07439742415440159,0.0893797502722509,0.09430204714676035,0.09610728637597694,0.11244203627295392,0.12506554047645613,0.12954638225943438,0.13521556104122362,0.1372077100200765,0.13736656525666258,0.13889118770511555,0.14129609011130786,0.1429764982635769,0.14382635737114624,0.1465104715625413,0.14679456293824056,0.14773654444940887,0.15070555274158837,0.15218007024531524,0.15297924057404894,0.15548321809971757,0.1562258344082854,0.1568904625160752,0.15848708864626954],"n_dims_used":45,"mean_confidence":0.9226519266764323},"coverage":{"mean_confidence":0.9226519266764323,"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}}