{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002125},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002885","490:4900002745","490:4900001983","490:4900001274","490:4900005625","490:4900002008","490:4900003701","466:4660007147","490:4900005493","490:4900002881","490:4900002735","494:4940008907","490:4900005755","490:4900001143","490:4900002132","490:4900003180","490:4900004125","490:4900001550","490:4900005758","490:4900006639","490:4900005108","490:4900003581","490:4900007363","490:4900004409","466:4660007291"],"twin_admin_codes":[490,490,490,490,490,490,490,466,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,466],"twin_sims":[0.36939206734187796,0.31697605134152634,0.2869215795304729,0.28310645007831725,0.24673704942100796,0.22442775269944898,0.21932656591734093,0.21287808132250835,0.21080495059200482,0.2036105435598843,0.2005665770196207,0.20032495150542431,0.1986500395796424,0.19270174428924097,0.18925379723756847,0.1839644109719493,0.17943430445304898,0.177560235817343,0.17670506979627615,0.17663485526656195,0.1739643178478142,0.17394944942123033,0.16900569861597323,0.16751447209972187,0.16558333644333817],"twin_dists":[0.18329304560422785,0.19687267862192653,0.20523015699346764,0.20632738446207843,0.21727750100355625,0.22451399560995883,0.22623475803227158,0.22844886619741958,0.22917029349029186,0.2317119704018063,0.2328058805100693,0.23289320142281242,0.23350050222845203,0.23568635293564602,0.23697495020095105,0.23898408763178608,0.2407374271093621,0.24147194088950022,0.2418089415292593,0.24183666290139905,0.24289689458078673,0.24290282989640288,0.24489678584429697,0.24550644867365726,0.2463017976933581],"n_dims_used":45,"mean_confidence":0.9189345465766059},"coverage":{"mean_confidence":0.9189345465766059,"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}}