{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002955},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001792","477:4770000165","489:4890001697","489:4890002445","489:4890001946","489:4890002867","489:4890002529","489:4890001693","489:4890002040","489:4890002278","489:4890001691","489:4890002512","489:4890002778","477:4770000242","489:4890001841","489:4890002371","489:4890001941","489:4890002130","469:4690000910","500:5000004486","484:4840002506","489:4890003180","500:5000003957","489:4890001924","489:4890002003"],"twin_admin_codes":[489,477,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489,489,469,500,484,489,500,489,489],"twin_sims":[0.5148177932543698,0.5111115693462652,0.4764596311113218,0.45435116603767683,0.42775031508096545,0.41010761980436566,0.37862048886339533,0.3638628452226214,0.35259240679055265,0.34211906516626583,0.32817453852964024,0.3189939464006211,0.31479431353025983,0.31256348974592496,0.3056838352041003,0.30306589877098866,0.29386767640040184,0.29349611510905593,0.29126913004739863,0.28727580794367485,0.2812477960772047,0.28119518897897783,0.2800371029751413,0.27229715326687604,0.2720003191837255],"twin_dists":[0.14965939793568733,0.15047150455857142,0.15814556440440164,0.16313444204335462,0.16925746547048012,0.1734041497668261,0.18100803724840794,0.18467570126793992,0.18752747572813308,0.19022037055069616,0.1938752219637271,0.19632823040887665,0.19746354060810736,0.1980701037897724,0.19995643506325178,0.20068067005561602,0.20325466748951115,0.20335963342615768,0.2039904132067665,0.20512872707414398,0.20686516307654362,0.20688041554591527,0.20721662067866248,0.20948568272490106,0.20957348582059662],"n_dims_used":45,"mean_confidence":0.9177617390950521},"coverage":{"mean_confidence":0.9177617390950521,"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}}