{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002190},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001470","490:4900001331","490:4900004185","490:4900003755","490:4900001166","490:4900003895","490:4900003896","490:4900001201","490:4900002178","490:4900002032","490:4900001080","490:4900002343","490:4900001571","490:4900001202","490:4900002331","490:4900001722","490:4900001165","490:4900002193","490:4900001466","490:4900001596","490:4900002349","490:4900002187","496:4960011644","487:4870004560","490:4900001051"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,487,490],"twin_sims":[0.824734897146021,0.8111567618427136,0.8048515605117481,0.795541740892684,0.7374287584148957,0.7236612317940232,0.6863426001920137,0.6787791587606086,0.6732631741507188,0.6647891852563913,0.6642302603678849,0.660527451014402,0.6493413542260994,0.6375190321084222,0.6247819173267695,0.6175308707123751,0.6162901160033811,0.6048912037679656,0.590905392479312,0.586562854482058,0.5793359533320229,0.5670041929223776,0.5623145874688446,0.5542706116957216,0.5379951916889169],"twin_dists":[0.08062544595702245,0.08402667532818085,0.08557879568742256,0.08784201125266701,0.10136631669422004,0.1044552506021565,0.11268112285011646,0.1143278331249766,0.11552537930931324,0.11736016665976218,0.11748099132748227,0.11828088108997942,0.12069200970725136,0.12323318484836696,0.12596521400375715,0.12751878749579684,0.12778454474858875,0.1302255396600542,0.1332210120443732,0.13415166348432953,0.13570146841861963,0.13834999229284994,0.13935887386703677,0.14109202822187042,0.1446111046076074],"n_dims_used":45,"mean_confidence":0.9175410800509982},"coverage":{"mean_confidence":0.9175410800509982,"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}}