{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002157},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002321","470:4700002156","466:4660003069","466:4660003133","470:4700002828","466:4660002604","470:4700001395","470:4700001389","466:4660003195","470:4700001108","466:4660003000","488:4880006455","466:4660002525","470:4700001103","488:4880005433","466:4660002999","466:4660002228","466:4660003134","466:4660001811","470:4700001997","466:4660002325","466:4660002416","470:4700001388","470:4700002339","466:4660002929"],"twin_admin_codes":[470,470,466,466,470,466,470,470,466,470,466,488,466,470,488,466,466,466,466,470,466,466,470,470,466],"twin_sims":[0.798926705838559,0.6879726017718069,0.5906154141333024,0.4951767465647279,0.4938301281404443,0.3888892821000645,0.38110252295979685,0.35934822892277357,0.34794610016197564,0.33915830262294766,0.3148228894910169,0.29476001578395633,0.2913028404007935,0.27844004990863314,0.26333202315681725,0.24396209178003486,0.2428372621630643,0.24219147574175898,0.2405644024415527,0.23955666792044783,0.23919399439505684,0.23242936922146523,0.22747245151405787,0.22471373567905537,0.21466973255802874],"twin_dists":[0.08702289807037472,0.11232547982174104,0.13328314584186438,0.15398103644566066,0.15427904991812708,0.17849693617876042,0.180398126713004,0.1858125290715066,0.18871685384400086,0.19098954676064367,0.1974557866482123,0.2030029021611198,0.2039808436496784,0.20768165090017615,0.21216416432880794,0.21815376257424363,0.21851078645915809,0.21871624413668247,0.21923547755702225,0.2195582105161666,0.2196745747417216,0.22186644497348906,0.2234993248882381,0.22441830178714647,0.22782921198651077],"n_dims_used":43,"mean_confidence":0.9138133026832758},"coverage":{"mean_confidence":0.9138133026832758,"n_dims_used":43,"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}}