{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001482},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001715","491:4910001659","491:4910001164","491:4910001657","491:4910001599","491:4910001604","491:4910001094","491:4910001989","491:4910002231","491:4910002232","491:4910001359","491:4910001100","491:4910001301","491:4910000969","491:4910002290","491:4910001885","491:4910000964","491:4910001893","491:4910001363","491:4910002086","491:4910001835","491:4910001423","491:4910001362","491:4910001093","491:4910002240"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.7102386357825958,0.6655471910283625,0.6549548545297252,0.6475586312414774,0.6262529065058077,0.6024648906045821,0.5375598913093883,0.5165368381015123,0.5011797457595529,0.4906750141822057,0.4794447619184184,0.449488199424185,0.44823382808804835,0.446376884675565,0.4444054202435537,0.4431847600229055,0.4402371637415919,0.4399199688061539,0.4149523367495913,0.3895085631811818,0.38786374578811095,0.3859103469760898,0.38197555852922693,0.3768253129453401,0.36874543555755185],"twin_dists":[0.10743599712137325,0.11719626950194352,0.11948297124002899,0.12107561729400015,0.12564992327678295,0.1307450905697813,0.14470548695097948,0.1492832146947124,0.15265534397742703,0.1549782255860107,0.15747800706587947,0.16424329196827306,0.16453003681855,0.16495508393604802,0.16540708083400493,0.16568732618440069,0.1663652833022169,0.16643834431405807,0.17225799370641579,0.17834651248985478,0.17874628770081152,0.17922210547208614,0.18018405140657323,0.1814503750130769,0.18345420688212344],"n_dims_used":45,"mean_confidence":0.8982003953721788},"coverage":{"mean_confidence":0.8982003953721788,"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}}