{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001206},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001003","474:4740001209","474:4740003032","474:4740001108","474:4740001103","474:4740001526","474:4740001221","474:4740002151","474:4740000999","474:4740003027","474:4740000996","474:4740000905","474:4740002047","474:4740002929","474:4740003118","474:4740003114","487:4870011766","474:4740001425","474:4740001011","474:4740001105","487:4870013325","474:4740001212","474:4740000904","487:4870011765","474:4740002463"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,487,474,474,474,487,474,474,487,474],"twin_sims":[0.7179728201392567,0.6976504029309412,0.6162046773789679,0.6040872970867286,0.5424042556228151,0.44730341721038913,0.4031327352877087,0.39853265914888564,0.38156396626056527,0.35080978811985275,0.33443458264092024,0.2935490136970589,0.29259729453903965,0.29201904430806225,0.28512989875195494,0.28439937195062653,0.2533187964563254,0.24636962659880712,0.23738030033490262,0.23390487465514576,0.2310503384847503,0.2208583296566563,0.21911488867797355,0.20945476127178228,0.20773741808007667],"twin_dists":[0.1057219116026854,0.11020784387257467,0.1278028441724745,0.13039767962205742,0.14365594238296445,0.16474292075963212,0.17506477783407257,0.17616705412094266,0.18028494776456105,0.1879828216948949,0.19222424357487802,0.20334468479272855,0.20361387586621155,0.20377768596111706,0.20574434240518893,0.2059545499634985,0.21522412872849284,0.2173931582063431,0.2202582306000573,0.22138482704246218,0.22231839296103634,0.22571526985596302,0.22630673803554816,0.22964273749679764,0.23024665508522518],"n_dims_used":45,"mean_confidence":0.9196407741970486},"coverage":{"mean_confidence":0.9196407741970486,"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}}