{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001659},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001766","480:4800001708","480:4800001709","480:4800001946","480:4800001546","480:4800001824","480:4800001598","480:4800001658","480:4800002299","480:4800001657","480:4800001342","480:4800002348","480:4800002397","480:4800002442","480:4800001491","480:4800001945","480:4800001439","480:4800001882","480:4800001490","480:4800001656","480:4800002491","480:4800001767","480:4800001319","480:4800002298","480:4800001433"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.841883494527962,0.7144370052681965,0.6923538389643713,0.6913492318515062,0.6777203027326757,0.643966128308808,0.6365111316784158,0.5728263601793426,0.564758444389062,0.5062640043635993,0.4905907913525843,0.45794697810870905,0.44765821530315153,0.4466279545663856,0.4267494713120296,0.41697203719012205,0.40998581398170464,0.40238984528327737,0.37216063257929427,0.3521353178609753,0.3459172949566121,0.3343568514649508,0.3320507885300803,0.32402038074702905,0.31501443622460906],"twin_dists":[0.07619851209043257,0.1065066537060207,0.11136813030559684,0.11158783634976281,0.11455792764939679,0.12184817893223385,0.12344955976943839,0.13709882630418643,0.13883299265728505,0.1515359798805597,0.15499690761288556,0.16231732646330696,0.16466172097992743,0.1648975759013724,0.16949074960183533,0.17178188857962112,0.17343304237445273,0.17524240343577918,0.18260461080562054,0.18764411831470118,0.1892388104956891,0.19224463985768836,0.1928509182578289,0.194980396208453,0.1974038215990268],"n_dims_used":43,"mean_confidence":0.9201359416163245},"coverage":{"mean_confidence":0.9201359416163245,"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}}