{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000615},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000785","489:4890000841","489:4890000727","489:4890000512","489:4890000669","489:4890000670","489:4890000725","489:4890000840","481:4810005899","485:4850002882","485:4850001528","481:4810005727","481:4810005960","489:4890000561","489:4890000513","489:4890000782","485:4850001603","489:4890000560","485:4850001754","485:4850001453","481:4810005500","489:4890000726","489:4890000783","481:4810005995","485:4850002885"],"twin_admin_codes":[489,489,489,489,489,489,489,489,481,485,485,481,481,489,489,489,485,489,485,485,481,489,489,481,485],"twin_sims":[0.9528030669556213,0.9122846960022599,0.882120497222348,0.8606913124769472,0.8461912358255289,0.8140921846115187,0.8090501878850922,0.7811752786111117,0.7399467946129283,0.7396728668316023,0.7363836506933755,0.7163156793165263,0.7160494915823162,0.7155409000494772,0.7051921951514948,0.7001944654736264,0.6990573890496649,0.6859233332501937,0.6804498806586206,0.6656237778407116,0.653143088135436,0.6517785966187943,0.6379903790442438,0.633148764294855,0.6312262556957987],"twin_dists":[0.040385345085293956,0.05565032245643994,0.0650479618490734,0.07113977700336956,0.07506024007706501,0.08329839613564397,0.0845470596925505,0.09127427542479057,0.10079749553065426,0.10085943685953738,0.10160203769342453,0.1060899393144511,0.10614901610267503,0.10626186083759705,0.10854972986580197,0.10964932695142875,0.10989905728527204,0.11277255579541318,0.11396456443013642,0.11717970742701647,0.1198733848365013,0.12016729147248102,0.12313198370539942,0.12417113153166187,0.1245835415002217],"n_dims_used":45,"mean_confidence":0.9195679558648003},"coverage":{"mean_confidence":0.9195679558648003,"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}}