{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008734},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009597","490:4900010205","490:4900008513","490:4900009792","490:4900010296","490:4900009796","490:4900011279","490:4900009184","490:4900011210","490:4900009806","490:4900010895","490:4900009912","490:4900011130","490:4900008844","490:4900010007","490:4900010900","490:4900009803","490:4900011620","490:4900003558","490:4900012082","490:4900008173","490:4900008723","466:4660004145","490:4900008178","490:4900009390"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490],"twin_sims":[0.6141370489637176,0.5785634542347311,0.45143333020524157,0.417963335005519,0.3878816068664462,0.3594245859737508,0.3432848158880702,0.33305344506837553,0.3319634202371344,0.3273945327690577,0.3137778380401192,0.3098656581946822,0.28459736073617536,0.25858798552301526,0.25428137726780536,0.2390654988321395,0.23457941012538583,0.20937953340765666,0.20010463052736652,0.19815193447516827,0.19746968105644117,0.19725690044207186,0.19085485929727564,0.1805958216923997,0.17839158453993753],"twin_dists":[0.12824566962179634,0.1358672190546562,0.1637992336063714,0.1715485713338748,0.17874194225409668,0.18579324126946936,0.18991849707200806,0.19258703246031103,0.1928739330227624,0.19408214233186424,0.19773961710226665,0.19880695417668562,0.20589754702571442,0.21360458730232504,0.21492668631800516,0.2197158302229235,0.22116531656095606,0.22966912124698874,0.2329728863769148,0.2336817900818865,0.2339306115235172,0.23400833535784704,0.23637456674046906,0.2402849144226418,0.24114543009834824],"n_dims_used":45,"mean_confidence":0.9211235894097223},"coverage":{"mean_confidence":0.9211235894097223,"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}}