{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000702},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000387","491:4910000437","491:4910000644","491:4910000704","492:4920006864","491:4910000436","491:4910000438","492:4920006698","491:4910000536","491:4910000834","491:4910000349","491:4910000830","491:4910000772","491:4910000346","491:4910000306","491:4910000580","491:4910000766","491:4910000383","491:4910000829","491:4910000647","492:4920006763","491:4910000390","492:4920006798","491:4910000307","491:4910000341"],"twin_admin_codes":[491,491,491,491,492,491,491,492,491,491,491,491,491,491,491,491,491,491,491,491,492,491,492,491,491],"twin_sims":[0.4364883832332978,0.36230151847161224,0.334551564258256,0.2887304491499512,0.2600516730754403,0.24442515202754567,0.22451758532377122,0.2229849176780212,0.2200026892662231,0.2119298466221527,0.20732037154119748,0.18679947551430706,0.18489872493736811,0.17967086966687992,0.17630658920346154,0.16285640761233544,0.16069342817754098,0.1605233773767533,0.1535786205548731,0.14882447234716845,0.13794326244215768,0.13567064351284863,0.13564853195797946,0.12965202410448629,0.1289263418460017],"twin_dists":[0.16723008527032562,0.1850680446979375,0.19219355302288058,0.20471298772522373,0.21315841281444023,0.21800709493109224,0.22448392764896774,0.22499803005786645,0.22600515641336913,0.22877824804334532,0.2303938258955436,0.2379022382460344,0.2386262694020825,0.2406450962988535,0.24196636964330911,0.24743638793760936,0.24834616319639063,0.24841806467676608,0.2514031047399068,0.25350406779085966,0.25850653430936643,0.2595882096733179,0.25959880032442173,0.2625200757796608,0.2628804656923924],"n_dims_used":45,"mean_confidence":0.898884752061632},"coverage":{"mean_confidence":0.898884752061632,"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}}