{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710002544},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["484:4840005770","484:4840005640","484:4840005641","471:4710002600","484:4840002009","471:4710002333","471:4710001646","476:4760002950","476:4760003036","471:4710001862","476:4760002948","476:4760003116","471:4710001366","476:4760003033","476:4760003197","471:4710002183","484:4840002197","471:4710001697","484:4840002091","471:4710001556","476:4760003356","476:4760003034","484:4840002294","476:4760003191","484:4840006630"],"twin_admin_codes":[484,484,484,471,484,471,471,476,476,471,476,476,471,476,476,471,484,471,484,471,476,476,484,476,484],"twin_sims":[0.6935760113921698,0.6044920539285127,0.5207130270342998,0.48278408572495984,0.4789793409189283,0.46369348872055005,0.4199630002043762,0.40547957866512685,0.3511973196431652,0.34469543976958866,0.33297643937611143,0.33166834193765654,0.3277476563880047,0.32655950686183494,0.32487585550740333,0.32415086522647346,0.31766517408249517,0.3151982330272205,0.3138661042993882,0.308861209162568,0.299766320576764,0.29141928048743954,0.29107045335205306,0.2905015722864278,0.2840143140275915],"twin_dists":[0.11110068813956593,0.1303110091377985,0.14837058340865197,0.15673281461030045,0.15758199972590828,0.16101624289277933,0.17107863598958978,0.17450460858154918,0.18788372947110302,0.18955394186050828,0.19260728394781407,0.1929516877418867,0.19398843184126321,0.19430396042172748,0.1947521659677985,0.1949455629071283,0.1966865273188858,0.197353975887348,0.19771562370576798,0.19908223430122074,0.20159867760438843,0.20394779417891337,0.20404682611847097,0.2042084829088867,0.2060654804603115],"n_dims_used":45,"mean_confidence":0.9294473436143663},"coverage":{"mean_confidence":0.9294473436143663,"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}}