{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003515},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003454","498:4980003499","498:4980003255","498:4980000419","498:4980003455","500:5000010219","498:4980002269","498:4980004757","498:4980002782","500:5000010391","498:4980003071","498:4980003556","498:4980004434","498:4980002650","498:4980003557","498:4980003615","498:4980004615","498:4980002786","498:4980000220","500:5000006507","498:4980002850","498:4980004574","498:4980000222","498:4980003835","498:4980002982"],"twin_admin_codes":[498,498,498,498,498,500,498,498,498,500,498,498,498,498,498,498,498,498,498,500,498,498,498,498,498],"twin_sims":[0.6762089717809376,0.6469655916624597,0.5800787995571055,0.5786780524408721,0.578457534179155,0.5652123052830059,0.5625016198774508,0.5521050491283451,0.5502303542555326,0.5315123403809675,0.5247730421201899,0.5241332001566806,0.5224597474912935,0.5136630592256648,0.5121288368283647,0.4977300288446028,0.4970687051479769,0.4906056356264676,0.4885771737425009,0.48749855076347787,0.4874899105007086,0.4864164272793509,0.48559655111075833,0.4837686382657936,0.4833502312264244],"twin_dists":[0.11488616996821618,0.12120319235370629,0.1355420977495415,0.13584262919089737,0.13588994718138933,0.1387353604021037,0.1393186168957862,0.14155925250170528,0.14196395540884482,0.14601830406037597,0.14748497950117506,0.1476244430495148,0.1479893809279321,0.1499122653622661,0.15024845413398177,0.15341662158046782,0.15356273074010485,0.1549936148362751,0.15544384776093131,0.15568348585112363,0.1556854061106882,0.1559240637171765,0.15610644779547886,0.15651341526398188,0.1566066367358971],"n_dims_used":45,"mean_confidence":0.9333441840277777},"coverage":{"mean_confidence":0.9333441840277777,"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}}