{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000846},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660002934","488:4880004487","488:4880004664","470:4700002839","488:4880005612","470:4700001392","488:4880005140","488:4880004663","470:4700002837","470:4700003020","488:4880005237","470:4700002007","470:4700001850","466:4660001717","488:4880005141","470:4700002008","488:4880005042","488:4880005623","466:4660002016","466:4660002324","488:4880005039","470:4700002171","488:4880006211","466:4660002220","470:4700002670"],"twin_admin_codes":[466,488,488,470,488,470,488,488,470,470,488,470,470,466,488,470,488,488,466,466,488,470,488,466,470],"twin_sims":[0.7365878277779717,0.7219745776018397,0.6768238469542969,0.674342544162632,0.6613978851176981,0.6418301547465238,0.6351439138089604,0.6236301950919907,0.6180711630242272,0.6177206133547871,0.6154225004418069,0.6145349668203902,0.5972257537491275,0.5921750442033652,0.5859853274752367,0.5827638438341014,0.5825955182834177,0.5824636136115529,0.5795034331085244,0.575209337821218,0.5719125899877049,0.564282514796912,0.5617965751975786,0.5610483618466112,0.5588760053387269],"twin_dists":[0.10155600288590413,0.1048313767740057,0.11475265159535254,0.11529125410094486,0.11809293324313502,0.12230723468244367,0.12374301431306078,0.12621204043974643,0.12740305619520878,0.12747814482015288,0.12797036870927078,0.12816045055514322,0.13186707305586834,0.1329489806100106,0.13427546413146454,0.13496618274482589,0.1350022808849188,0.13503056895343185,0.13566553572522905,0.13658712045119867,0.13729510077140533,0.13893538274666167,0.13947038036199524,0.1396314637332382,0.14009931776337056],"n_dims_used":43,"mean_confidence":0.9139138155205305},"coverage":{"mean_confidence":0.9139138155205305,"n_dims_used":43,"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}}