{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011149},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010987","490:4900011066","490:4900010908","490:4900011067","490:4900012021","490:4900011290","490:4900010134","490:4900010578","490:4900008212","490:4900011499","490:4900011753","490:4900009721","490:4900010493","490:4900010133","490:4900011296","490:4900011069","490:4900007784","490:4900010991","490:4900010480","490:4900011691","490:4900011693","490:4900010924","490:4900008892","490:4900010129","490:4900008325"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.49747344182049164,0.4145783172685296,0.3477952446633706,0.3305205041498136,0.2914545852787121,0.2769965056048634,0.2604868151302846,0.23092292811854412,0.22590980813044978,0.20251001313642317,0.1786736885407764,0.1709919287899008,0.1696187896800395,0.14024825051381815,0.13273084292534795,0.1317236227117858,0.131176346294314,0.1300946677692062,0.12851903432625758,0.1181575405111901,0.11093973840593524,0.10977841802705372,0.10740372338564055,0.09915811733356605,0.09741566567610156],"twin_dists":[0.15347330393333275,0.1723462709673082,0.18875560955844475,0.19325450982078649,0.20393777508589966,0.20810338184414792,0.21302607365872517,0.22236023851808262,0.22401895460384394,0.23210616267140727,0.24103487979634122,0.24409072365995124,0.2446472557023491,0.25742297657107194,0.26100778090089066,0.26149958358589265,0.2617679948168375,0.26230099661950795,0.263083415879567,0.26841864174358276,0.27235074019530203,0.27300169138419367,0.2743495444478764,0.27921743530322557,0.28028636995577794],"n_dims_used":44,"mean_confidence":0.883778225291859},"coverage":{"mean_confidence":0.883778225291859,"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}}