{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730000985},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730000986","473:4730000819","473:4730000897","473:4730001169","473:4730001077","473:4730000899","473:4730000898","473:4730000987","473:4730000814","473:4730000815","473:4730000816","473:4730000733","473:4730001261","473:4730000984","473:4730001078","473:4730001168","473:4730000895","473:4730001264","473:4730000818","473:4730000813","473:4730000902","473:4730000900","473:4730000654","473:4730000820","473:4730001079"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.9857257918737438,0.9841431793560574,0.973951828798526,0.9732862921133846,0.9712502879480585,0.9693277978827893,0.9670441411255599,0.9659200841004253,0.9609453141808276,0.9574835459669979,0.9546431223887459,0.9533601856660312,0.9482684454789485,0.9431783846009746,0.9377185110859068,0.9304200737966188,0.9183742958991739,0.912987381132594,0.9072570170939059,0.9067100903550968,0.9025474235617105,0.9012620155876631,0.8956553650866945,0.895418398722133,0.8953168609020449],"twin_dists":[0.02202287207542728,0.023220951833491203,0.029839173566480994,0.030223109534708793,0.03137004229748004,0.03241789977280876,0.033622765070398776,0.03420124566178768,0.03665948762522742,0.03828401287968776,0.039571331419163906,0.040140461167123304,0.042330973484013254,0.04442385158005701,0.04657606580511581,0.04932464870653088,0.05359592695374705,0.05541646207185195,0.05730085294761804,0.05747808621284488,0.058812939430403194,0.05922027642225385,0.060971770751987765,0.06104492872204862,0.06107625531240331],"n_dims_used":44,"mean_confidence":0.9125602028586648},"coverage":{"mean_confidence":0.9125602028586648,"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}}