{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001024},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001117","484:4840000012","473:4730009078","473:4730008787","484:4840000009","498:4980001118","473:4730009148","473:4730009147","473:4730008930","473:4730006084","473:4730009077","473:4730009149","473:4730009001","473:4730005743","498:4980001213","473:4730006199","473:4730008406","473:4730006310","473:4730006085","473:4730008858","473:4730007871","473:4730007646","473:4730005848","473:4730006311","473:4730006880"],"twin_admin_codes":[498,484,473,473,484,498,473,473,473,473,473,473,473,473,498,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.8710492868367242,0.7136255637868845,0.6761576920707009,0.6087079425392113,0.5898579674329029,0.5881183749158442,0.5299598007793561,0.5209060673490058,0.5142517861616572,0.508745815095258,0.5087267984528814,0.4958131590110284,0.47644726677610993,0.4739012860665518,0.4643717609495731,0.43676579521389086,0.4260200045914094,0.4260193694859133,0.41277348020377747,0.4126590850160535,0.3995624892456545,0.396731450481883,0.3947937025272166,0.39415722616961724,0.3873067391206203],"twin_dists":[0.06824449354597825,0.10668647639750638,0.11489730368062745,0.1294082706282605,0.13344545164246746,0.13381825427939487,0.14635582687639964,0.14832843990326658,0.14978332640778325,0.15099067005210723,0.15099484578471656,0.15384027669442896,0.15814833222012453,0.1587187640743471,0.16086304942487856,0.16716598924957246,0.16966092143018957,0.16966106964168295,0.17277273977899046,0.17279979771223083,0.1759197854801332,0.17660023847192052,0.1770672697373446,0.1772209023472919,0.1788818500987886],"n_dims_used":45,"mean_confidence":0.9248904758029514},"coverage":{"mean_confidence":0.9248904758029514,"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}}