{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000950},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000611","499:4990000491","499:4990000404","488:4880004613","499:4990003970","477:4770003937","499:4990000941","499:4990000651","467:4670000198","477:4770003905","477:4770003903","499:4990002683","470:4700003960","467:4670000180","499:4990004186","499:4990001705","468:4680000932","468:4680000120","472:4720003307","470:4700000133","499:4990003372","472:4720002499","488:4880006006","467:4670000953","477:4770000391"],"twin_admin_codes":[499,499,499,488,499,477,499,499,467,477,477,499,470,467,499,499,468,468,472,470,499,472,488,467,477],"twin_sims":[0.7828935008647457,0.5794944740344945,0.5596382546344711,0.5449762045427601,0.5300507238033952,0.49865920515986717,0.465836855666688,0.461351004946207,0.45480593997579966,0.4529659355565312,0.44202316811940534,0.42790348148818963,0.4235192690538236,0.4062397467827431,0.4045432625998852,0.39988697067783163,0.39686676064122406,0.37856204213661954,0.3778948511200739,0.37655401474507566,0.3758662467158718,0.3625611467830233,0.35534566133753664,0.3550909255148965,0.3518271654526806],"twin_dists":[0.09086734312842955,0.1356674578675932,0.13993512583427048,0.14309942626066705,0.14633605441652445,0.15321142740235985,0.16053241075204142,0.16154591751036257,0.16303096918480767,0.1634498521958322,0.16595428680021868,0.16922178413650873,0.17024521920518904,0.1743234745163355,0.17472792383759952,0.1758419355966946,0.17656766558998718,0.181022422656306,0.18118671389366806,0.1815173130467527,0.18168711323757625,0.18500274379087375,0.18682653954996004,0.18689127297819713,0.18772279893392754],"n_dims_used":45,"mean_confidence":0.9283654106987848},"coverage":{"mean_confidence":0.9283654106987848,"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}}