{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002977},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002527","490:4900003122","490:4900002377","490:4900001773","490:4900002534","490:4900002675","490:4900002084","490:4900001928","490:4900004487","490:4900003516","490:4900004085","490:4900002529","490:4900002234","490:4900001914","490:4900002383","490:4900002526","490:4900002984","490:4900003798","490:4900002997","491:4910001274","490:4900004086","490:4900003123","490:4900003809","490:4900003650","490:4900002069"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490],"twin_sims":[0.6889616317928695,0.6240211708209203,0.5331815212951027,0.4455918720128873,0.41136973347861155,0.3955606568299846,0.3872022237693129,0.36876534823558577,0.3612942262971131,0.2788059738056976,0.2611877589278671,0.25655999633264803,0.2021296863633998,0.18168627241735827,0.18144302621684977,0.1804942806337676,0.1741667431402374,0.1524147466463706,0.1497672038778464,0.13918220199417258,0.13792897471090904,0.13428973161728344,0.13002865746326497,0.124220952095706,0.12407604193513215],"twin_dists":[0.11210954961862822,0.12612825324595306,0.1456556529213126,0.16513497201096133,0.17310499481098418,0.17688229429550625,0.17890729695642632,0.18344924190574624,0.18532162093863364,0.20757495813104004,0.21281318831087404,0.21422541676838125,0.23224273156935718,0.23986195951789843,0.2399561519229438,0.24032439119362473,0.24281612459813437,0.2519129787663688,0.25308356887926586,0.25792245254179247,0.2585132928940785,0.2602521169862201,0.2623336315873336,0.2652553061315001,0.2653295191820363],"n_dims_used":45,"mean_confidence":0.9153644137912327},"coverage":{"mean_confidence":0.9153644137912327,"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}}