{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009799},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009900","490:4900010098","490:4900009901","490:4900008520","490:4900010101","490:4900009401","490:4900009698","490:4900009895","490:4900008969","490:4900009614","490:4900001667","490:4900008305","490:4900008851","466:4660004215","490:4900009693","490:4900010006","490:4900008528","490:4900007858","490:4900010378","490:4900004683","490:4900004956","490:4900009893","466:4660003902","490:4900009077","490:4900009491"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,466,490,490],"twin_sims":[0.5032616421617447,0.4644818978638049,0.3532428929287165,0.34907307014743993,0.23172938530808979,0.20533410483034845,0.20152500314398605,0.19918894203899637,0.19450199041016183,0.18275339631508672,0.1827285347161715,0.17396842898071876,0.1688972634802452,0.16114847222107492,0.15170928119601818,0.15077886556858797,0.1346692782236302,0.12819857713628813,0.12576802713107482,0.1238207432454629,0.10654835501803848,0.10650019586358021,0.10572004055809908,0.10333609410948545,0.0985902228569843],"twin_dists":[0.15219661747999724,0.16083818144133244,0.18736161648692595,0.1884276074490363,0.2220956286357211,0.23109754356793816,0.2324602271742073,0.23330471918511886,0.23501992503877966,0.23944978602758848,0.23945936938509133,0.24289525352477753,0.24494098698274674,0.24815403133073533,0.25222342430266853,0.25263448742978595,0.2600691320137034,0.2632434331069416,0.2644670716612997,0.26546042617312565,0.2748407054253215,0.2748684498031199,0.27531925927047285,0.2767130436623933,0.2795641893667974],"n_dims_used":45,"mean_confidence":0.9202485826280382},"coverage":{"mean_confidence":0.9202485826280382,"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}}