{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003021},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002659","474:4740002565","474:4740003290","474:4740001215","474:4740001630","474:4740003022","474:4740002559","474:4740003292","474:4740003019","474:4740002932","474:4740002251","474:4740002255","474:4740002938","474:4740002558","474:4740001619","474:4740001728","474:4740002361","474:4740002664","474:4740003018","474:4740001218","486:4860000081","474:4740002244","474:4740002461","474:4740001929","474:4740002563"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,486,474,474,474,474],"twin_sims":[0.8319289768343133,0.775934633552895,0.731630126106256,0.579628874689327,0.5750382094808791,0.5602550821343414,0.5458655632557882,0.5091321444024823,0.4927647483267835,0.47947991836830767,0.43331392775025573,0.4258818326486037,0.42132711220895025,0.3930193527789566,0.3754920033209753,0.34002092571318376,0.33480032766954,0.3301199881095136,0.3286636342888461,0.32632774923403923,0.32005000858183164,0.3138590684259201,0.3103249313647006,0.29014128370620385,0.28798618151966365],"twin_dists":[0.07878752170279808,0.09250984390015474,0.10267154218991019,0.13563862287205813,0.1366238605363626,0.13980228112903167,0.14290709625342263,0.1509058474588466,0.15451499153367648,0.15747015309792203,0.16796470238000472,0.16969316810288118,0.17075860433520995,0.17749584876498412,0.18177957245077422,0.19076507573217005,0.19212830841539166,0.19336030940591084,0.19374561266392432,0.1943655806126616,0.19604406677287634,0.19771753612487544,0.1986812558736425,0.20431096227154136,0.2049255439264065],"n_dims_used":45,"mean_confidence":0.921097649468316},"coverage":{"mean_confidence":0.921097649468316,"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}}