{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002355},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960012066","496:4960011987","490:4900004736","490:4900002203","470:4700001513","490:4900002360","490:4900004738","490:4900002813","490:4900006181","496:4960011990","490:4900001342","490:4900002195","470:4700001225","496:4960012000","469:4690003275","490:4900001355","469:4690002224","470:4700002126","469:4690002778","469:4690003174","469:4690003847","469:4690002120","490:4900002507","490:4900001747","490:4900002351"],"twin_admin_codes":[496,496,490,490,470,490,490,490,490,496,490,490,470,496,469,490,469,470,469,469,469,469,490,490,490],"twin_sims":[0.6062618342552514,0.5850307000102982,0.5726845565729007,0.552621448186137,0.5308831289063042,0.5159795960024854,0.5076747450272995,0.5027182495253811,0.500027108818776,0.4981932313100483,0.4854897173346198,0.48122285714449187,0.45949099065284255,0.4552524215270835,0.42529248925665747,0.4214991331001244,0.4135078676033968,0.41267551313194867,0.41074442854570986,0.4075166645725263,0.40296758704286106,0.4005413906587117,0.3968750875789521,0.39477207920436025,0.3885803327097441],"twin_dists":[0.12993205004845831,0.13448011866566695,0.13712928306833166,0.14144781250049354,0.14615506986435628,0.14940512387334615,0.15122592240793392,0.152316298823673,0.15290954257414624,0.1533143169907343,0.15613022027859388,0.15708100944435055,0.16196717494373206,0.1629294198307682,0.1698307582304672,0.17071827792864042,0.17259911243342016,0.1727959117636621,0.17325315860040566,0.17401954740721035,0.17510425216923098,0.17568501381249801,0.17656566123326708,0.1770724872932709,0.17857202227527832],"n_dims_used":45,"mean_confidence":0.9163597954644097},"coverage":{"mean_confidence":0.9163597954644097,"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}}