{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003533},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003228","491:4910003358","491:4910002852","491:4910003053","491:4910002706","491:4910003145","491:4910003232","491:4910003315","491:4910002600","491:4910003233","491:4910001842","491:4910002757","491:4910003356","491:4910003269","492:4920000380","491:4910003527","491:4910003524","492:4920000217","491:4910003487","491:4910002807","491:4910003191","491:4910003102","491:4910003052","491:4910002394","491:4910003055"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,492,491,491,491,491,491,491,491],"twin_sims":[0.47632272057328773,0.2858993330338686,0.1640740868016515,0.1512529783624669,0.14828531469918294,0.14578923712177955,0.14041676218738064,0.13979498546758912,0.13310698312136895,0.12402313775005523,0.11994527495124452,0.10408215099380726,0.10006541386793229,0.09895118308927185,0.09359927383489935,0.09064908450279474,0.08398752875282682,0.07926562086786064,0.0787099110394714,0.07538276012850986,0.07522248570337503,0.07206038369586334,0.06893916580235658,0.06633919343455676,0.06602375137704018],"twin_dists":[0.15817621378952174,0.20552328930634592,0.24692806476370355,0.2524247892654868,0.2537454389293766,0.2548714120003351,0.25734428313060537,0.25763499767407333,0.26082484046121635,0.2653566295017014,0.26747332560265363,0.2762741902923662,0.27866665890076125,0.279343607800818,0.2826811617221444,0.2845857609500547,0.28907429181353395,0.2924311346309894,0.2928366554010663,0.2953139471593851,0.2954354897978045,0.29787731372016313,0.3003742139125766,0.30252529430644615,0.30279092568150734],"n_dims_used":45,"mean_confidence":0.8948677062988282},"coverage":{"mean_confidence":0.8948677062988282,"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}}