{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004931},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004646","490:4900008954","490:4900006369","490:4900008714","490:4900007715","490:4900011656","490:4900006727","490:4900005606","490:4900004112","490:4900004941","490:4900008946","490:4900009471","490:4900004375","490:4900004378","490:4900008495","490:4900008824","490:4900002408","490:4900007596","490:4900004932","490:4900009047","490:4900004947","490:4900011202","490:4900006371","490:4900004240","490:4900010170"],"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":[0.3505251295267561,0.3124938441829799,0.31177207464751505,0.16063243180847578,0.16022331964995457,0.14251990647473642,0.14189317280458352,0.11674367932309988,0.1163303517635503,0.11323014756946047,0.10700569015491504,0.10417340473220753,0.1012054228543519,0.10029844421054901,0.09811871872603295,0.09507352236946266,0.09021199210737127,0.08912376486600897,0.08289093810005678,0.0828794054312632,0.07995977861139707,0.07683136830945854,0.0754639503563883,0.06947473015459349,0.06720155649426626],"twin_dists":[0.1880556456513833,0.19808908009053278,0.19828588257857216,0.24837194753517233,0.2485450712673192,0.25636800049480407,0.256657803336496,0.26917404886334373,0.2693962090588725,0.27108217538974655,0.27457771987029866,0.2762206804674371,0.2779801280720185,0.27852582872700765,0.2798532799142282,0.28174711375547906,0.28487209637289046,0.2855897899895354,0.2898401419525552,0.2898482391750093,0.2919277770788211,0.2942247551595392,0.29525245681793516,0.2999393396839813,0.30180432600026524],"n_dims_used":45,"mean_confidence":0.928928460015191},"coverage":{"mean_confidence":0.928928460015191,"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}}