{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001257},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003766","496:4960001380","496:4960002008","496:4960001612","496:4960002940","496:4960003351","496:4960001379","496:4960003902","496:4960002805","496:4960001753","496:4960002224","496:4960003187","496:4960001265","496:4960002928","496:4960002350","496:4960001151","496:4960002503","496:4960002484","496:4960001370","496:4960002646","496:4960001730","496:4960001472","496:4960003496","496:4960002109","496:4960004187"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.8725428772754741,0.8629281666683217,0.8448254768563375,0.8349424977163105,0.8216569633828998,0.8037578284672967,0.7824347806698202,0.7685278857613032,0.7568401442876492,0.7468667162390968,0.7465186472001429,0.7293546414123895,0.7233210819240489,0.7223875010838974,0.7210784866936553,0.7159086377776388,0.7149669778756093,0.7119349403243758,0.7041333655613585,0.7010297277922506,0.6981794493859391,0.6977939638047261,0.6968827297132297,0.696829016538707,0.6899641028153836],"twin_dists":[0.06781972684015225,0.07052168590761859,0.07542235603538698,0.07800958870654974,0.08140391354219015,0.08584640020040123,0.09097607391770014,0.09424243186546481,0.09694644942651796,0.09922759906475764,0.09930680640232407,0.10318202118448783,0.10453114273653101,0.10473933804684217,0.10503101462746703,0.10618027229308029,0.10638915339121767,0.10706081834692734,0.1087829668607625,0.10946577851931225,0.11009176443216814,0.11017634820547097,0.11037622024384355,0.11038799865902899,0.11189057667942547],"n_dims_used":45,"mean_confidence":0.9326653374565972},"coverage":{"mean_confidence":0.9326653374565972,"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}}