{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002823},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002971","490:4900003781","490:4900002972","490:4900002373","490:4900004476","490:4900002968","490:4900004889","490:4900004475","490:4900006321","490:4900004337","490:4900005301","490:4900005165","490:4900006442","491:4910001679","491:4910001256","490:4900007169","490:4900004065","490:4900007662","490:4900003924","490:4900003111","490:4900006207","490:4900004336","490:4900004468","490:4900004196","490:4900006081"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,491,491,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.748171711945538,0.38399383886019955,0.3670222489829991,0.3140164948067742,0.2801472146520874,0.2735747249927724,0.27279817983830157,0.2701976310002826,0.25638060661053547,0.256244830832837,0.24486521356158178,0.23208417498762438,0.22729166289043382,0.2221337201762019,0.22073844088126068,0.2110284304157262,0.19602155873843555,0.19110093112581686,0.18188906598424134,0.1779381457554743,0.17698941244453856,0.1750455558229352,0.15830113891595637,0.15532537017157275,0.15468823396818643],"twin_dists":[0.09893039624821033,0.1796900500240996,0.18388437035631605,0.19767475192357295,0.20718461779780412,0.20910844952212407,0.20933761334055428,0.2101079913749308,0.2142804824951099,0.2143221766311149,0.2178678778219098,0.2219794091516176,0.22355932169258147,0.22528456501526575,0.2257558422246205,0.22909229419169203,0.23446072758999556,0.23628260434179663,0.23978349972667193,0.24132338308341778,0.2416967603770376,0.24246624318373355,0.24936281154121093,0.25064317104648565,0.2509196324477764],"n_dims_used":45,"mean_confidence":0.9004426744249132},"coverage":{"mean_confidence":0.9004426744249132,"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}}