{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000003413},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002367","500:5000001490","499:4990000693","477:4770002334","500:5000001434","500:5000002115","500:5000002911","499:4990000714","500:5000001565","500:5000001124","500:5000002913","500:5000002916","500:5000002915","499:4990002943","477:4770003936","499:4990003552","475:4750005489","500:5000004298","500:5000003224","500:5000002781","500:5000001291","477:4770003734","477:4770001478","500:5000004659","500:5000001175"],"twin_admin_codes":[500,500,499,477,500,500,500,499,500,500,500,500,500,499,477,499,475,500,500,500,500,477,477,500,500],"twin_sims":[0.5702736227701101,0.5211993160481985,0.49967792550119583,0.48295639832317017,0.4779950341320384,0.42693405444570426,0.42133260239013415,0.4065972858081507,0.39483743234165425,0.3901837200769066,0.38424367958452177,0.3729575796743779,0.36774597330532105,0.3660347329927773,0.3550312494518918,0.3470080330960534,0.34515228558944333,0.34496744040398325,0.3434593153127785,0.34157501566118553,0.34042289034908285,0.34012712834991793,0.3356702145783729,0.33267844005911906,0.3213891469008561],"twin_dists":[0.1376472280968706,0.14826442642161622,0.15298658240729057,0.15669440609054086,0.15780203803481455,0.16944770864128927,0.17075731717924583,0.17423833172492434,0.1770567184437467,0.1781826444678133,0.17962898462610505,0.18240691129751813,0.1837035824574593,0.18413134250865787,0.18690644132090595,0.1889579929420941,0.18943604657777569,0.18948373842167837,0.1898733571203101,0.19036144109620937,0.19066058123848603,0.19073746091981125,0.19190036483322953,0.19268567794076913,0.195684488821605],"n_dims_used":45,"mean_confidence":0.9243584526909723},"coverage":{"mean_confidence":0.9243584526909723,"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}}