{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000946},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001011","500:5000001630","500:5000001134","485:4850006812","500:5000001704","477:4770000465","500:5000001888","500:5000002006","477:4770000897","500:5000001562","500:5000001293","477:4770000777","477:4770001411","500:5000001391","477:4770000954","485:4850006897","485:4850007124","500:5000002005","500:5000002008","499:4990003277","485:4850006737","500:5000001499","499:4990002221","485:4850006887","499:4990003145"],"twin_admin_codes":[477,500,500,485,500,477,500,500,477,500,500,477,477,500,477,485,485,500,500,499,485,500,499,485,499],"twin_sims":[0.6411981410110136,0.6065351137969339,0.5690253850116864,0.5584865587284634,0.5307988331402549,0.48068680510424516,0.47439375378271315,0.47206706325437664,0.46366435391974153,0.4598568523354741,0.45041069512346804,0.4421961432153926,0.43437794030283816,0.40733543849805925,0.4069062257214726,0.4021432819671464,0.3990045440082725,0.39526325537406337,0.39400330364633857,0.3757444864698786,0.37230766651480157,0.370959084255496,0.3654381642718781,0.3598761939164003,0.35705546348746914],"twin_dists":[0.12244302688623832,0.12987353356279735,0.13791548259040498,0.1401832184420479,0.14617339502968402,0.1572006453009609,0.15860834735721216,0.1591303520744691,0.1610228249829394,0.1618842664665944,0.16403260412763723,0.16591451595276943,0.16771823476701936,0.17406265638882035,0.17416478890869977,0.17530138957164604,0.17605371551550061,0.1769540024624052,0.17725807338616212,0.18171718993628405,0.18256812022933946,0.1829030762140766,0.18428070315971573,0.18567920784361247,0.18639266337900545],"n_dims_used":45,"mean_confidence":0.9220575968424479},"coverage":{"mean_confidence":0.9220575968424479,"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}}