{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011355},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011487","490:4900011815","490:4900012084","490:4900011877","490:4900011749","490:4900012085","490:4900011484","490:4900010559","490:4900011816","490:4900011417","490:4900011283","490:4900009285","490:4900011424","490:4900009591","490:4900011353","490:4900012014","490:4900011880","466:4660004812","490:4900010094","490:4900008070","490:4900011946","490:4900011489","490:4900008407","490:4900012216","490:4900009697"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490],"twin_sims":[0.7470819879819991,0.6892770416070239,0.6338772203424653,0.579215851995541,0.56594744727807,0.531407141294662,0.502271472505692,0.48861289193473195,0.48413108197585386,0.47247773796500203,0.47052079851771705,0.4685601928734006,0.4662917203544422,0.45423244604984137,0.4487049741144791,0.4459131565534787,0.43927682932900675,0.4240725769089088,0.4028451437534114,0.39531694662010336,0.3890914318376467,0.38636515301673685,0.38082061768649533,0.37879864398024227,0.37577100144543896],"twin_dists":[0.09917859819436793,0.11204066546895869,0.124014835359718,0.1357272366310645,0.1385772409035609,0.14604116783814214,0.15241472718271196,0.1554359149763851,0.15643268277054978,0.15903815313593545,0.15947773885015093,0.15991876602877955,0.16042983134755312,0.1631614601561531,0.16442229917580828,0.16506133408912857,0.16658654497444902,0.17011581512318055,0.17513352370876056,0.1769410548188232,0.17844782153072059,0.1791112200380651,0.1804673025560338,0.18096419483381124,0.1817106399136793],"n_dims_used":45,"mean_confidence":0.9133565266927083},"coverage":{"mean_confidence":0.9133565266927083,"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}}