{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009765},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010142","490:4900009958","490:4900009437","490:4900011322","490:4900009965","490:4900009660","490:4900010321","490:4900009864","490:4900009545","490:4900009541","490:4900009763","490:4900010161","490:4900011844","490:4900009866","490:4900008125","490:4900009959","490:4900010162","490:4900010057","490:4900009551","490:4900011238","490:4900010516","490:4900010586","490:4900010159","490:4900008011","490:4900010330"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.22484045131853952,0.12136568674083727,0.09466724724067846,0.08948845996016905,0.08046653419550323,0.07827338743037858,0.06480295424641948,0.0634712495617584,0.06110028213956199,0.058302847486463305,0.05530800415283181,0.05014705383688044,0.045878477131424684,0.04321826308672676,0.04218218498889735,0.0420805368578608,0.04159239829192016,0.041534108082444475,0.04034854984716452,0.03686731516465558,0.03596461960404605,0.03506462945970191,0.03454072411466221,0.03452693439024974,0.03172395145546728],"twin_dists":[0.22437592689513974,0.26672988989013724,0.28200337385803953,0.28534850080389385,0.2915625201774173,0.29315681778954755,0.3038288145285541,0.30497938016073634,0.30707771590299787,0.3096412793955423,0.31250066757130845,0.3177440055248713,0.32243204154865923,0.32554185290819326,0.32679669273712453,0.32692119620233157,0.32752264455957675,0.32759486242322133,0.32908256770254446,0.3336753307709298,0.3349261140655203,0.33619999056333294,0.3369544074186478,0.3369743956572536,0.34118615220378956],"n_dims_used":45,"mean_confidence":0.8876510620117187},"coverage":{"mean_confidence":0.8876510620117187,"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}}