{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003378},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003315","477:4770003235","477:4770003457","477:4770003240","477:4770002837","477:4770002920","477:4770003238","477:4770003456","477:4770003157","477:4770003383","477:4770002921","477:4770003156","477:4770003387","489:4890004953","477:4770002615","477:4770003068","477:4770003241","477:4770003313","489:4890004993","489:4890005132","477:4770002684","477:4770002994","489:4890005085","477:4770003384","477:4770002835"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,489,477,477,477,477,489,489,477,477,489,477,477],"twin_sims":[0.9137063098558195,0.8738619703617385,0.8732230513616156,0.8646985069786688,0.8577208249984443,0.8478519832071744,0.8358108552289174,0.833185048991877,0.8223819009284613,0.821100857766968,0.8158816825358131,0.8105341405686316,0.8066297092836041,0.8057092199319714,0.8016791895468336,0.7862937726775515,0.786034173646875,0.7699745625880877,0.7688210532338807,0.7672165703315663,0.7324926960424805,0.7298595109543985,0.7237433471178902,0.7234691063584978,0.718155238202477],"twin_dists":[0.05517635724940139,0.06744297078801083,0.06762564826560302,0.07002978309693424,0.07195482887276047,0.07461833675347414,0.07778450557099623,0.07846386553280436,0.08122097331354486,0.08154407945892969,0.08285258027242498,0.08418067458032082,0.08514271943625767,0.08536861978130378,0.0863536948961724,0.0900592810216362,0.09012110544955058,0.09390523594992665,0.09417414582861086,0.09454758439927137,0.10247778651088205,0.10306884056485431,0.10443692662357337,0.10449811882939314,0.10568137282697654],"n_dims_used":45,"mean_confidence":0.9221018473307292},"coverage":{"mean_confidence":0.9221018473307292,"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}}