{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001073},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000180","487:4870000896","487:4870001344","487:4870000451","487:4870000329","487:4870000512","487:4870000797","487:4870000225","487:4870000227","487:4870000389","487:4870000808","487:4870000145","487:4870000568","487:4870001528","487:4870000067","487:4870000809","487:4870000445","487:4870001068","487:4870000088","487:4870001359","487:4870000641","487:4870000510","487:4870000634","487:4870001153","487:4870000807"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.3728638537886573,0.34070882613097975,0.2740378513095097,0.2665168917834962,0.23761731112051201,0.22717500502902524,0.221523224855165,0.21588084805949098,0.21051179339388168,0.20548599145923027,0.2035015680119303,0.20041624622223458,0.19618683392515843,0.1956061499706778,0.19555831058918632,0.19192788671058583,0.18766258115002207,0.1869492951746493,0.18631598270219657,0.17592058514223663,0.17353554617516873,0.17271683329017673,0.16662471988738373,0.1576289743285792,0.15569602907401872],"twin_dists":[0.18243015115331113,0.19058628979036799,0.20897196795274997,0.21120623847725015,0.22018179465759838,0.22359805274251535,0.22549052512009407,0.22741231539837287,0.22927269686285745,0.23104356753499236,0.2317509383688759,0.23286019995094745,0.23440008823904535,0.2346132974363428,0.23463088213610106,0.23597415708778693,0.2375751727747738,0.23784538960195567,0.2380859168461829,0.24211911035729167,0.24306820125077971,0.24339614272011562,0.24587207225623456,0.24965047244258942,0.25048271901757185],"n_dims_used":43,"mean_confidence":0.901418641556141},"coverage":{"mean_confidence":0.901418641556141,"n_dims_used":43,"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}}