{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007536},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006806","490:4900007180","490:4900006445","490:4900007541","490:4900007301","490:4900007660","490:4900006805","490:4900007655","490:4900007658","490:4900005698","490:4900002522","490:4900002523","490:4900006549","490:4900007654","490:4900007407","490:4900006683","491:4910001622","490:4900006809","490:4900006080","490:4900007535","491:4910001272","490:4900007305","490:4900005697","490:4900006202","490:4900006320"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,491,490,490,490,490],"twin_sims":[0.44353452797688836,0.33734371475564584,0.3090926448242312,0.27029109854387495,0.26778827934457394,0.25349299257937435,0.2525784097669245,0.19658098490316012,0.1925561389154115,0.18991062193124894,0.18391080756939107,0.1489472558966585,0.13160875875613617,0.12612875338794424,0.12404132701161504,0.10319268541728568,0.10035962364426114,0.08540768231138049,0.08520636943452058,0.08005984821784136,0.0757813349267891,0.07248746838228295,0.060918364734041025,0.058179491292748825,0.05761114324260937],"twin_dists":[0.16560699436993528,0.191462742000984,0.1990187613524707,0.21008022379651356,0.21082582873311928,0.2151702480707566,0.21545340129965432,0.23425561725452326,0.23574044322559265,0.23672821919855538,0.23900465514774988,0.2534491900136275,0.2615558487378042,0.26428434093589825,0.26534730757063824,0.2767976838481475,0.2784888978308441,0.2880942391961303,0.2882323717275269,0.29185550259034265,0.295012592737909,0.297542511743598,0.30724145861657626,0.3097566350760429,0.3102907408070461],"n_dims_used":45,"mean_confidence":0.8971245659722222},"coverage":{"mean_confidence":0.8971245659722222,"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}}