{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009426},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009011","490:4900010227","490:4900008122","490:4900011628","490:4900012026","490:4900012089","490:4900011627","491:4910004651","490:4900011885","490:4900010316","490:4900009935","490:4900010735","490:4900011074","490:4900009424","490:4900008218","490:4900008336","490:4900010914","490:4900009012","490:4900012156","490:4900009938","490:4900011629","490:4900011583","490:4900007765","490:4900009117","490:4900008992"],"twin_admin_codes":[490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.26907619095332924,0.26432874159616726,0.1582603609772071,0.1486675398289679,0.14781864336610456,0.12786431817758978,0.12761289249552768,0.11450215593425357,0.11359740541044631,0.10393603119871296,0.10249304010718889,0.1005304852160313,0.09528956095941876,0.09218650060181609,0.08085760467366943,0.08054275733341307,0.07998100842237327,0.0759988242676733,0.0740709243375693,0.07196796044991743,0.06813197032130192,0.06812756155634264,0.06783501058436835,0.06763118928553724,0.06643398315332506],"twin_dists":[0.21044161577054804,0.2118636040450099,0.2493802375530262,0.2535742569939312,0.25395488273262495,0.26341066490779197,0.263536672896667,0.27038618307314505,0.2708806109734051,0.2763599489160461,0.2772119370045707,0.2783858506520775,0.2816111973852394,0.2835872150225167,0.29128190473653387,0.2915077400913874,0.29191243795409677,0.2948486919423548,0.2963149661042188,0.29794997793755446,0.30103486998298234,0.3010384958203618,0.3012795222525372,0.30144794689854854,0.30244567395094735],"n_dims_used":45,"mean_confidence":0.8847375657823351},"coverage":{"mean_confidence":0.8847375657823351,"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}}