{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002188},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001720","491:4910001603","491:4910000973","491:4910002340","491:4910001780","491:4910001781","491:4910001427","491:4910001601","491:4910002183","491:4910001486","491:4910001660","491:4910001602","491:4910001721","491:4910002142","491:4910001840","491:4910002181","491:4910001294","491:4910002344","491:4910001098","491:4910001476","491:4910002235","491:4910001226","491:4910001428","491:4910001774","491:4910001097"],"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":[0.734668114781972,0.6282099366445616,0.6096843399138958,0.5128936185746149,0.5065018849393501,0.5022376953064955,0.49721544967468523,0.4942650572572481,0.48524252148189295,0.46999386524341247,0.45642415633492484,0.4397154466428297,0.4192351108524717,0.4162973919893666,0.3372524957954166,0.3332071419261944,0.31387653709174773,0.3108070565127968,0.3044690368288253,0.30326529503786176,0.29066994348771524,0.28951995819045684,0.2853860309313105,0.27593995308789665,0.2719996583776908],"twin_dists":[0.10198851332955318,0.12523037572699186,0.12919919366468674,0.150080838623217,0.15148368167374246,0.15242216952914783,0.15353030505861098,0.15418277215493503,0.1561852320902932,0.15959620831779003,0.16266308862636378,0.1664854637962479,0.17124958475090415,0.17194081260210695,0.19148656561356023,0.1925466198327094,0.19771278801580083,0.19854941778940582,0.2002920521790035,0.20062538100886784,0.20416061788149312,0.20448786850296827,0.20567071764431324,0.20841290424618653,0.20957368135188728],"n_dims_used":44,"mean_confidence":0.8956594467163086},"coverage":{"mean_confidence":0.8956594467163086,"n_dims_used":44,"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}}