{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001944},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001016","497:4970001689","497:4970001452","497:4970001609","497:4970001688","497:4970001369","497:4970000780","497:4970001370","497:4970001285","497:4970001451","497:4970001531","497:4970001943","497:4970001942","497:4970001856","490:4900012596","497:4970000707","490:4900012515","490:4900013252","497:4970001858","490:4900000630","497:4970001946","490:4900000629","497:4970001532","497:4970001284","490:4900012585"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,490,497,490,490,497,490,497,490,497,497,490],"twin_sims":[0.584506477715043,0.4911158417658254,0.3882452606842442,0.2644217849399584,0.19750014686886644,0.14450795216607074,0.13075840721616444,0.11767057771397484,0.10903929906185718,0.10758557951825162,0.08694523866150262,0.0825639609004264,0.07945603894640013,0.06455126284364764,0.062207222213522435,0.06104595060849391,0.05780401556717204,0.05624957304180434,0.055793366798831415,0.055365494290141155,0.04667086413383661,0.04535025822500231,0.045020903577854744,0.04421698086609628,0.04132747627749259],"twin_dists":[0.13459251176412,0.15488045824144933,0.1786534889312103,0.2118355829853888,0.23391948780984403,0.2554549449725391,0.26197354169738746,0.2686780334192799,0.27341876646991375,0.2742455124361835,0.28704769743600705,0.2900700664967688,0.292292704996144,0.30404477921507606,0.3060899028954979,0.30712657739578103,0.3101090037299985,0.31158818495852625,0.3120287083162678,0.3124445866091866,0.321534987367214,0.32303726984618175,0.32341763900739107,0.32435598111854413,0.32785155619140965],"n_dims_used":45,"mean_confidence":0.9124657524956598},"coverage":{"mean_confidence":0.9124657524956598,"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}}