{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003962},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960007476","496:4960004105","496:4960003964","496:4960003960","496:4960004116","496:4960005605","479:4790004002","496:4960002715","496:4960003013","479:4790003062","493:4930000477","470:4700006150","481:4810003561","496:4960002621","479:4790003817","488:4880000327","496:4960007343","496:4960005461","496:4960004766","496:4960011270","496:4960004948","496:4960000583","481:4810001915","496:4960003544","496:4960010169"],"twin_admin_codes":[496,496,496,496,496,496,479,496,496,479,493,470,481,496,479,488,496,496,496,496,496,496,481,496,496],"twin_sims":[0.6558354713061659,0.6087436704331067,0.521207517760895,0.47680656831144913,0.4316080323158746,0.4267634913609547,0.3691620747402394,0.36866192804136466,0.36183144340999834,0.327239216777042,0.31621243074046024,0.30237204884247865,0.30184633748325523,0.2962734920264054,0.28116212048705397,0.281144516594619,0.27931074114477833,0.2750695935416005,0.2730107628317392,0.26514930381141855,0.2584634846796165,0.25806295405523944,0.25676321447303324,0.24976489503883878,0.24835551331047967],"twin_dists":[0.11929313872406519,0.12940062022727508,0.14826263618411525,0.15806791037330895,0.16836036451717168,0.16948748014743817,0.18335035097909377,0.18347502989004005,0.18518633698617404,0.1941233771201668,0.19707922107231746,0.2008732273335745,0.2010192940588765,0.20257691569469385,0.2068900040374557,0.20689510871506284,0.20742792239236796,0.20866842540544678,0.20927483881574024,0.2116166942158475,0.21364261210626545,0.2137650197870077,0.21416306604582094,0.21632857908488481,0.2167693541646043],"n_dims_used":45,"mean_confidence":0.9208930121527777},"coverage":{"mean_confidence":0.9208930121527777,"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}}