{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004098},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004099","489:4890003973","477:4770000688","472:4720006655","489:4890003939","479:4790001745","489:4890004335","468:4680004777","472:4720005224","489:4890004983","472:4720005338","468:4680004403","489:4890003665","477:4770002913","470:4700007041","468:4680004156","489:4890003653","467:4670000881","467:4670003005","470:4700007144","472:4720004941","472:4720005534","484:4840006823","468:4680003141","498:4980003529"],"twin_admin_codes":[489,489,477,472,489,479,489,468,472,489,472,468,489,477,470,468,489,467,467,470,472,472,484,468,498],"twin_sims":[0.5395371604201523,0.47037146591133344,0.30697255810202007,0.2961804591119255,0.2867862556462528,0.28014362606119986,0.279670767722748,0.2683983540301179,0.2636298486446858,0.2598965890248309,0.24673835727477858,0.2334460448919633,0.22181442255705167,0.22154074073230032,0.22086942698725115,0.21777399204030354,0.21030727650387,0.20707243896424068,0.1993827127682301,0.19914616402431914,0.19752900322077296,0.19698036517497255,0.19499016681508097,0.18960727948435632,0.1841212281029969],"twin_dists":[0.14427689130460908,0.15951130848852024,0.19960123631556975,0.20260306389090943,0.20526892550924117,0.20718566066621694,0.20732314746955455,0.21064368731064823,0.2120742807457952,0.21320561196123242,0.21727708951570587,0.22153437889279814,0.2253922378112105,0.22548461058591576,0.22571151507857193,0.22676379206590902,0.22934419445884124,0.23048141412369932,0.2332344117255625,0.23332024705043855,0.2339089528388234,0.23410943403652545,0.2348399477845678,0.23684209310694712,0.23892394145680393],"n_dims_used":45,"mean_confidence":0.9183614095052083},"coverage":{"mean_confidence":0.9183614095052083,"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}}