{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005928},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005801","490:4900001100","490:4900005149","478:4780001645","490:4900001753","490:4900002960","470:4700003480","488:4880000461","496:4960004112","490:4900006777","490:4900008876","490:4900009200","496:4960003693","496:4960004408","488:4880003658","488:4880001162","496:4960009474","469:4690002408","490:4900000421","474:4740004600","496:4960009934","470:4700004516","485:4850003636","496:4960006941","469:4690000726"],"twin_admin_codes":[490,490,490,478,490,490,470,488,496,490,490,490,496,496,488,488,496,469,490,474,496,470,485,496,469],"twin_sims":[0.5130288035404712,0.2940219262109061,0.2716601564698316,0.26571515956156994,0.23239107735959824,0.22473624389585037,0.19391243829921945,0.18812231077922204,0.1811735147219949,0.1682866874708977,0.16520690756418455,0.15333124513050655,0.15299429284744623,0.1429699441411075,0.14124448666536848,0.1368404143274612,0.13367710479406342,0.13320311888406708,0.1313403103462967,0.12662884708882444,0.11526537167574875,0.11421175561743065,0.11013370194297643,0.11006255329215753,0.10848724503571376],"twin_dists":[0.15005121697790666,0.2032111150423949,0.20967417806839733,0.2114467037852132,0.2218789704733181,0.22441077366901538,0.23523769552420448,0.23740139313369793,0.24006061938263526,0.24519025617815743,0.24645761051351447,0.2515112380404531,0.2516587333949836,0.25616048610135556,0.2569587616898086,0.25902976591973914,0.2605482944981741,0.26077814604304483,0.2616874903899146,0.2640316663041898,0.26997143280819336,0.27054455228772906,0.2728019822224493,0.27284193574911486,0.2737317137293517],"n_dims_used":45,"mean_confidence":0.9152126736111111},"coverage":{"mean_confidence":0.9152126736111111,"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}}