{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011097},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011246","490:4900011318","490:4900011385","490:4900012120","490:4900011524","490:4900011176","490:4900011177","490:4900011391","490:4900010999","490:4900011017","490:4900011367","490:4900010424","490:4900011645","490:4900010674","490:4900011710","490:4900011576","490:4900010941","490:4900011003","490:4900011247","490:4900011174","490:4900011451","490:4900011301","490:4900011522","490:4900011978","490:4900011081"],"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":[0.4849817141954449,0.41348725118883406,0.3458313191560749,0.3396678940416205,0.3251693073373239,0.3163438231801401,0.31527864738187655,0.3014974143380664,0.29214599734211827,0.29207090260050816,0.28314287394595955,0.26724347587532515,0.26412994824724684,0.23605175066400036,0.23007597990142534,0.2240611605762782,0.20767202586976335,0.19979875039941847,0.18633680541574765,0.18485430038475506,0.1712686101575417,0.1507363466161414,0.14324115475178276,0.13775781987170105,0.13702831406101762],"twin_dists":[0.15624328241213065,0.172603984836313,0.18926096540566725,0.19085690431561075,0.1946739535111688,0.1970436622588216,0.19733217268847592,0.20111632274510977,0.20374170548283163,0.2037629873869828,0.20631686701713126,0.2109887007986228,0.21192349355780296,0.22068761247790292,0.22263879038300943,0.2246367810985704,0.23026971789745945,0.23308361639826905,0.23807799941763932,0.23864325400154246,0.24397897327757345,0.25265331707763694,0.25603566393684407,0.2585942956970542,0.2589403969549482],"n_dims_used":45,"mean_confidence":0.8938525729709201},"coverage":{"mean_confidence":0.8938525729709201,"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}}