{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001528},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001529","477:4770001119","477:4770001414","477:4770001418","477:4770001585","477:4770001358","477:4770001586","477:4770001357","477:4770001014","477:4770001238","477:4770001182","477:4770000891","477:4770001527","477:4770001587","477:4770001471","477:4770001076","477:4770001697","477:4770000993","477:4770001645","477:4770001120","500:5000001282","477:4770001642","477:4770001534","477:4770001362","477:4770001136"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,500,477,477,477,477],"twin_sims":[0.7344097252885186,0.5972489689296411,0.5206431671246325,0.5057992464812403,0.5008138572885085,0.4940434530736086,0.4914766530893139,0.48764979361651906,0.4674130441772159,0.4652302118836781,0.4645107249680434,0.4627113151800431,0.4427812836229905,0.43849706379525943,0.4136071512871096,0.4073898923304473,0.40198064759521396,0.3967944551070749,0.395597612933299,0.3515919184265998,0.3450400939744836,0.343578125749448,0.3417180788140139,0.3360463654450402,0.33572496798598256],"twin_dists":[0.10204667443585899,0.13186210090142148,0.14838583574161107,0.15163817605660423,0.15273601818908153,0.1542318243206721,0.15480045640097903,0.15564987448214865,0.16017710154565679,0.16066927270025574,0.1608316728639208,0.1612382139474772,0.16578002368354788,0.16676634301361914,0.172575649590826,0.17404970234167666,0.17534030604545342,0.1765850708890477,0.1768733853343956,0.18778288879161906,0.18946499148300688,0.1898426299199472,0.19032433358720535,0.1918018981369048,0.19188602807227986],"n_dims_used":45,"mean_confidence":0.9224745008680556},"coverage":{"mean_confidence":0.9224745008680556,"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}}