{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006530},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006656","490:4900006529","490:4900007271","490:4900005133","490:4900007143","490:4900007389","490:4900005114","490:4900006648","490:4900006768","490:4900007012","490:4900006903","490:4900006409","490:4900007014","490:4900005907","490:4900006049","490:4900007022","490:4900004858","490:4900007504","490:4900006778","490:4900007273","490:4900002047","496:4960011812","490:4900009094","490:4900005004","490:4900006645"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490],"twin_sims":[0.690314846208754,0.6743575307830799,0.5949642032464079,0.5874402509986972,0.5631589465921484,0.5534276005446903,0.5511110032357653,0.5409002330947416,0.5095603208866947,0.5041706899162771,0.5002626388914856,0.45741215315303424,0.4548906501059289,0.45362040085059147,0.44503731923184753,0.4436942037457146,0.42863785360661294,0.4267426146154823,0.3807948817703116,0.3778103980614345,0.37541973653871896,0.3752914071137501,0.37448025110071986,0.37008539817891783,0.3668222482349221],"twin_dists":[0.11181393666434561,0.11528800266071085,0.1323514748405201,0.13396359635653995,0.13917714734667583,0.14127387573996095,0.14177381627515764,0.14398160370857252,0.1508118563803113,0.1519964796159766,0.152857586366385,0.16243871303397506,0.1630116996146269,0.1633007895719802,0.16526212233829243,0.16557032946912903,0.1690507791126342,0.16949234858934037,0.18047361904032871,0.18120751992991352,0.18179743161380607,0.1818291495886744,0.18202975849637498,0.18312040140933333,0.18393436246186304],"n_dims_used":45,"mean_confidence":0.9176143222384983},"coverage":{"mean_confidence":0.9176143222384983,"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}}