{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009596},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008635","490:4900008749","490:4900007962","490:4900009071","490:4900009386","490:4900009387","490:4900008736","490:4900009287","490:4900008517","490:4900008304","490:4900008519","490:4900008634","490:4900007851","490:4900009593","490:4900007975","490:4900010300","490:4900008180","490:4900008628","490:4900009188","490:4900008956","490:4900008529","490:4900009280","490:4900008416","490:4900007859","490:4900009696"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7485368562521194,0.7031350763195997,0.6661435440384241,0.6310258143050224,0.630069263832288,0.588616260754698,0.5876884973351518,0.5874503708579736,0.5652936076158597,0.5590533435885278,0.5499038288703354,0.5272670650721584,0.5160345266997509,0.48902259682393945,0.4883159492170921,0.48502129366385655,0.4698664658819571,0.4682311999406777,0.45076171082104793,0.43968187058080715,0.43031834756586246,0.4284728791340327,0.42778319257449166,0.4244627082839745,0.4235764476897862],"twin_dists":[0.09884717045340323,0.10900273151376444,0.1170672952545095,0.12462653308038317,0.12483168236914442,0.13371154878628722,0.1339103886488873,0.1339614272971567,0.13871787208318853,0.14006111551295883,0.14203446741310316,0.14694172986885795,0.14939310512792145,0.15534493461706655,0.1555018694023935,0.1562344722184776,0.1596248580174722,0.15999283245542878,0.1639524783480983,0.16649320014250782,0.16865991178937007,0.1690891843985566,0.16924980595393024,0.1700246160492911,0.1702318433631998],"n_dims_used":45,"mean_confidence":0.9203474256727431},"coverage":{"mean_confidence":0.9203474256727431,"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}}