{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006319},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007165","490:4900007534","490:4900006432","490:4900007283","490:4900006667","490:4900007282","490:4900007535","490:4900005682","490:4900006430","490:4900006912","491:4910001205","490:4900002371","490:4900002067","490:4900006666","490:4900002221","490:4900006930","491:4910001070","491:4910002414","491:4910001265","490:4900006805","490:4900006931","490:4900006429","491:4910001511","490:4900007174","491:4910001805"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,491,491,491,490,490,490,491,490,491],"twin_sims":[0.5212802740414346,0.36562566089101295,0.3008098127881088,0.27911501232517166,0.21740055042127623,0.20982898908581796,0.19682546266137976,0.18375514366162743,0.17456138972549476,0.1551834475034556,0.1240526692567439,0.11593902178653327,0.11170106431428468,0.11141966291572926,0.11099723473139773,0.10163953281951964,0.09923299920555202,0.09711232570785447,0.09346710704522686,0.09303354090574313,0.09168600822435487,0.08650080317017729,0.08435398801703099,0.07258713138037322,0.07069710760056667],"twin_dists":[0.14824675551703,0.1842337471355422,0.2013077230925981,0.20748491783941517,0.2268914186432125,0.22951158482165662,0.23416610786573813,0.23906440702936824,0.24265884862271034,0.2507046811396399,0.2653414952370242,0.26960710480894046,0.27192684863059136,0.27208326682683376,0.27231864905446435,0.27772028977186275,0.27917182897425497,0.2804739895812023,0.28276546466504765,0.2830426781069716,0.28391082734788525,0.28734867996127017,0.2888201393465993,0.29746461341274816,0.2989568869237878],"n_dims_used":45,"mean_confidence":0.8998153686523438},"coverage":{"mean_confidence":0.8998153686523438,"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}}