{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001750},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000631","497:4970000768","497:4970001509","497:4970001359","497:4970001276","497:4970000766","497:4970000774","497:4970001093","497:4970000919","497:4970001743","497:4970001360","497:4970001358","497:4970001088","497:4970000995","497:4970001089","497:4970001348","497:4970001090","497:4970000845","497:4970001665","497:4970001180","497:4970000431","497:4970001186","497:4970000846","497:4970000323","497:4970001508"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.5738991823503925,0.41255847992274736,0.35921626949173485,0.35679713791385725,0.35077004363300573,0.30929241999603313,0.3013167153627176,0.28645512099038095,0.26706900254156374,0.2647420083367091,0.2351110503748037,0.20932564404589135,0.20702963680403885,0.20614967765708225,0.20184852660501593,0.1932024483023989,0.19271993939970178,0.19098376071901885,0.18872349613666695,0.18745101140424864,0.18707095202208818,0.18680873773647036,0.1812446527787214,0.18060738899330653,0.1669021676017028],"twin_dists":[0.13686842899357157,0.17282359656703972,0.1858458669852041,0.1864581468162101,0.18799298763576494,0.19896399346800261,0.20116659731562173,0.20536383753431592,0.21104090416674176,0.21173919107498354,0.22099259896745282,0.22968802516903167,0.2304965422731953,0.2308080325666574,0.23234380484749018,0.235500565526672,0.2356795957160923,0.23632638315867247,0.23717459107001143,0.237655247279252,0.23779925077627526,0.23789872279423635,0.24003303433353387,0.24028041832559555,0.24575791074131959],"n_dims_used":45,"mean_confidence":0.8913919236924913},"coverage":{"mean_confidence":0.8913919236924913,"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}}