{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004549},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003038","490:4900004419","490:4900003860","490:4900001685","490:4900001409","490:4900004548","490:4900001683","490:4900003572","490:4900004002","490:4900002126","490:4900004399","490:4900003992","490:4900003175","490:4900001987","490:4900002748","490:4900002431","490:4900005629","490:4900002889","490:4900003030","490:4900004121","490:4900012850","490:4900003998","490:4900004541","490:4900004260","490:4900001820"],"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":[0.5280328781600726,0.477412622763625,0.4644329420503583,0.4377115769868747,0.3992275800542658,0.3894087428677869,0.37515881298288073,0.3666855195653026,0.3362502310056004,0.3191776683039207,0.3171564746316583,0.3013044042159213,0.30033271495912817,0.29857859953444565,0.2808409220924926,0.2723271341623599,0.26364574445784034,0.2579220719536747,0.24935763183355822,0.24754572407936803,0.23969622674267857,0.2381982082222331,0.23425156113176748,0.23189150094279865,0.2300193292244378],"twin_dists":[0.1467750335937953,0.15793230282460022,0.16084923499645515,0.16694758751003833,0.1760001673728109,0.17837075129089033,0.18186192721154038,0.18396854697012646,0.19174855627774737,0.1962787568532692,0.1968239191939445,0.20117002319668786,0.20144067786690018,0.20193056906609794,0.2069831738342463,0.20947681769658985,0.21206948518196436,0.213808103787171,0.21645578409669708,0.21702333599296797,0.21951346342315145,0.21999466540089452,0.22127195495845814,0.22204250943374781,0.22265744627246398],"n_dims_used":45,"mean_confidence":0.9160987006293403},"coverage":{"mean_confidence":0.9160987006293403,"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}}