{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011515},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011090","490:4900011245","490:4900011080","490:4900011581","490:4900010509","490:4900011388","490:4900010845","490:4900010338","490:4900010930","490:4900010934","490:4900010931","490:4900011451","490:4900011158","490:4900011157","490:4900010850","490:4900011006","490:4900011387","490:4900011582","490:4900010768","490:4900011017","490:4900011004","490:4900011385","490:4900011009","490:4900011391","490:4900011893"],"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":[0.40178020902529393,0.22735449574790134,0.17884295963596852,0.17819121460532394,0.17222860949822438,0.1569202538290781,0.15172972132678567,0.11357181766060775,0.11267509019721893,0.10161268871558025,0.09957821121960746,0.0939887798176285,0.08129302633195522,0.07631930117902361,0.07226762500031378,0.07086274724652332,0.07030836131137028,0.06896500872834037,0.06795567697096622,0.06652473551398476,0.0649274182531349,0.06442259676293614,0.06375723054027614,0.0594123440589285,0.052164908614952564],"twin_dists":[0.1753882783932446,0.22353846629613902,0.24096860566083572,0.24122402603531182,0.24359223383051778,0.24995474852864355,0.2522144145618958,0.27089463817789766,0.2713877691280852,0.2777363322386204,0.2789619278029255,0.2824332592412183,0.29097074124139666,0.29460786688071394,0.2977146521917231,0.29882482140404176,0.29926782559163495,0.30035316670267576,0.30118000548949725,0.3023695316214469,0.3037222709871643,0.3041554476136453,0.30473064459482335,0.3086126780439172,0.3156428487848649],"n_dims_used":44,"mean_confidence":0.8898811340332031},"coverage":{"mean_confidence":0.8898811340332031,"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}}