{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000532},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000539","477:4770000591","477:4770000367","477:4770000799","477:4770000804","477:4770000431","477:4770001042","477:4770000368","477:4770000742","477:4770000529","477:4770000527","477:4770000582","477:4770000487","477:4770001280","477:4770000476","477:4770000579","477:4770000689","477:4770000472","477:4770000590","477:4770000741","477:4770000474","477:4770000691","477:4770001161","477:4770000983","477:4770001693"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9346335850756499,0.9090232394638059,0.8618761400282411,0.8514627560880176,0.8448527888472533,0.8436000638786891,0.843156074424718,0.8322810356494466,0.8256806671181876,0.8237760192732102,0.7958265380564233,0.788136779628142,0.7859037011338321,0.777450711878393,0.7588385122417418,0.7551984490801394,0.7454481855689316,0.7397840433022077,0.7112360735235638,0.6985855522070913,0.6972493672575042,0.6638365234054405,0.6585530248007255,0.6545977524173406,0.6529919839909174],"twin_dists":[0.04775452018608382,0.05672545903699142,0.07081285571036763,0.07365143563199573,0.07541512587799479,0.0757462826409197,0.07586342151586255,0.078696890611711,0.08038531672354643,0.08086845535855858,0.08777325528732421,0.0896197252274237,0.09015216963606688,0.09215325309392397,0.09648656823294853,0.09732352796811229,0.09955023898822161,0.10083429914233946,0.10721544023929444,0.11000263700656851,0.11029581332773192,0.11756609319674426,0.11870702025341817,0.11955993766227517,0.11990593732863186],"n_dims_used":45,"mean_confidence":0.9208277384440104},"coverage":{"mean_confidence":0.9208277384440104,"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}}