{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000160},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000318","489:4890002608","489:4890002526","489:4890002602","477:4770000241","489:4890002113","477:4770000059","489:4890002609","500:5000003430","485:4850006964","499:4990001600","499:4990002052","477:4770000184","477:4770001237","477:4770001707","477:4770001654","477:4770002138","500:5000003610","477:4770000134","499:4990001782","500:5000002509","485:4850007130","470:4700005437","477:4770000397","489:4890002523"],"twin_admin_codes":[477,489,489,489,477,489,477,489,500,485,499,499,477,477,477,477,477,500,477,499,500,485,470,477,489],"twin_sims":[0.5875403868929666,0.567675432083054,0.5539581439621504,0.5432363243035349,0.45469621446552677,0.3901912604671638,0.3818245378351179,0.37250913602571634,0.3652915439666848,0.3436668810400622,0.3378187571221821,0.33523099087660524,0.3134967782960888,0.3129569782084531,0.30814691118784465,0.3058536428104757,0.2998864417454833,0.2977639276064473,0.29293161524211664,0.29229466313916325,0.2841536328938866,0.2823994437295431,0.282028460933494,0.2795777305740608,0.27956640025153334],"twin_dists":[0.1339421336368892,0.13820567140017778,0.1411594262621883,0.1434758482369233,0.1630559311176378,0.1781808150832769,0.18022106604347177,0.18251813150178364,0.18431743070579046,0.18981967938260227,0.19133873157377748,0.19201541810541012,0.19781604308681094,0.19796293537660234,0.1992783083430156,0.19990958315772023,0.20156515437603625,0.2021586650527815,0.2035192551536208,0.20369958306449204,0.20602533393523126,0.20653169569630322,0.20663902628231504,0.20735021527925146,0.20735351204619482],"n_dims_used":45,"mean_confidence":0.9199250962999131},"coverage":{"mean_confidence":0.9199250962999131,"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}}