{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002836},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004219","490:4900003514","490:4900004485","490:4900003395","490:4900003263","490:4900004898","490:4900004492","490:4900004362","490:4900003649","490:4900004353","490:4900001505","490:4900004486","490:4900004899","490:4900002550","491:4910001273","490:4900003795","490:4900003392","490:4900002395","490:4900003792","490:4900003251","490:4900002992","490:4900002996","490:4900003523","490:4900004500","490:4900003388"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.07561862646814646,0.06243766533342668,0.05256420374922159,0.03365445426700344,0.03301190653027337,0.024777648569909366,0.023694512586742794,0.02255444485661243,0.014586656156809015,0.013269801001222613,0.013257603022382655,0.012723352894680634,0.012664556804003827,0.012050944412462256,0.01201285948348074,0.011941865344418245,0.01014850035284512,0.010030085529694796,0.009759685776005464,0.009666814514746951,0.009512243532860063,0.007619633423251178,0.007227565125299306,0.00672472978576111,0.005959065699167589],"twin_dists":[0.29513545860216894,0.3058860752538789,0.315235101540637,0.3382531024419827,0.3392130161681119,0.35319238711789774,0.3553206376256915,0.3576538292172535,0.37764893189719473,0.3818515081718764,0.3818921294171198,0.3837045474580046,0.3839081053015562,0.38608398746265177,0.3862222509076557,0.3864810290017304,0.3935188106720698,0.3940215642662747,0.39518973664545665,0.3955976219406626,0.396284306602461,0.40561725785400615,0.4078080853044225,0.41077982412201786,0.41571367077999677],"n_dims_used":45,"mean_confidence":0.9169874403211805},"coverage":{"mean_confidence":0.9169874403211805,"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}}