{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008130},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008240","490:4900008241","490:4900008021","490:4900008239","490:4900009133","490:4900008017","490:4900009242","490:4900008020","490:4900008703","490:4900008132","490:4900008018","490:4900008800","490:4900009032","490:4900009238","490:4900007910","490:4900007903","490:4900010158","490:4900008690","490:4900008024","490:4900008360","490:4900009122","490:4900008462","490:4900009352","490:4900010595","490:4900008674"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6928330769032813,0.5693474204596275,0.5041302158344133,0.45708530914239026,0.2963588960485856,0.2556340374882773,0.25299587828998854,0.24672527904902403,0.22868310663004893,0.2235713684349403,0.21533090570397648,0.21212333863653512,0.20120053181177647,0.17079624885222475,0.16133438152030283,0.15793742798834257,0.151351756894447,0.1491099503050986,0.14657755563855945,0.1318864648760265,0.13089030630101084,0.13076906399895383,0.10908651031779044,0.10607884628085863,0.09848132392621918],"twin_dists":[0.11126328135892018,0.13784626876814668,0.15200538839691496,0.16251292039784418,0.20255291596196812,0.21450991269528522,0.21532407300433548,0.21728120435914222,0.2230983661334877,0.22480103981114424,0.22760142343615272,0.22871095509125913,0.23257711979882978,0.24416983620411314,0.24807564876401983,0.2495183551898626,0.25238116078558814,0.25337652554779666,0.25451427431208934,0.2614198800162988,0.2619086188903447,0.26196829442746034,0.27339206045523573,0.27511160493207926,0.2796308614613586],"n_dims_used":45,"mean_confidence":0.8997838338216145},"coverage":{"mean_confidence":0.8997838338216145,"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}}