{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002147},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001477","488:4880002642","488:4880001395","488:4880002064","488:4880002470","488:4880002531","488:4880002686","488:4880002432","488:4880002526","488:4880002372","488:4880002361","481:4810001291","488:4880002718","488:4880002719","488:4880003049","481:4810001134","481:4810001150","488:4880003348","481:4810000662","488:4880002152","488:4880002329","481:4810002572","488:4880002466","488:4880001646","488:4880001485"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,488,481,488,488,488,481,481,488,481,488,488,481,488,488,488],"twin_sims":[0.8854054461425922,0.7579334931341923,0.7390745082926803,0.7175870442497004,0.7133387324651111,0.7067838159033887,0.7021740250897194,0.70061166268812,0.6954718644467409,0.6673438412054198,0.6496832487773642,0.648875719081676,0.6460272532124142,0.643155939029933,0.641997108444083,0.6284753424379569,0.6252095845189831,0.6240145210488917,0.6205882531763814,0.6197682757547971,0.6195644941112586,0.6186737198701219,0.6119413604461148,0.6114202001555992,0.608115091855325],"twin_dists":[0.06407686790562453,0.09669495953244803,0.10099468695716268,0.10580762534339687,0.10675001716836974,0.1081988456031317,0.1092141748665254,0.10955765918013863,0.11068548469819714,0.11680762391401685,0.12061842180879777,0.12079222116077701,0.12140501303392442,0.12202232562046471,0.12227136077467568,0.12517347070898024,0.12587355313042498,0.12612967833697614,0.12686383702117374,0.12703950584160195,0.12708316158715613,0.1272739830691485,0.12871588030341574,0.12882748278058154,0.12953521709786392],"n_dims_used":45,"mean_confidence":0.9256026373969184},"coverage":{"mean_confidence":0.9256026373969184,"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}}