{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770004024},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003502","477:4770003680","499:4990001130","499:4990000215","499:4990003442","499:4990000415","499:4990000214","499:4990001037","499:4990001251","499:4990001035","499:4990000877","499:4990001427","477:4770003987","499:4990003560","499:4990000549","499:4990003499","499:4990000085","499:4990000213","499:4990001330","500:5000002489","499:4990001154","499:4990003503","499:4990001514","499:4990003501","477:4770004009"],"twin_admin_codes":[499,477,499,499,499,499,499,499,499,499,499,499,477,499,499,499,499,499,499,500,499,499,499,499,477],"twin_sims":[0.7191517821497351,0.6720387050067378,0.6649286274023698,0.6559750455421298,0.6546149748924471,0.6442398270482533,0.627979038094646,0.6197519871822827,0.6067403050432234,0.6024869122673324,0.5992150730535315,0.5927779164411815,0.5819469933111145,0.5702303293461186,0.5636435449225149,0.5556925371342858,0.5499104783233558,0.5478772243689336,0.5445403970591015,0.5388589061642689,0.5385309518866606,0.5219117055224691,0.5183209750329992,0.5106269389952751,0.492027698942337],"twin_dists":[0.10545981775536147,0.11579085806956305,0.11733001943581106,0.11926304671705283,0.11955622586629906,0.12178934186550643,0.12527988065179152,0.12704299533453015,0.129829596609952,0.13074037493066756,0.13144102642219052,0.13281982065108278,0.13514136717556471,0.13765653104677641,0.13907286599989083,0.1407853973425558,0.14203303141887869,0.14247226050867914,0.14319369281396194,0.1444238766489522,0.14449496071395423,0.1481089532284567,0.14889310884880894,0.15057780643384708,0.15467830784776437],"n_dims_used":45,"mean_confidence":0.9270455254448785},"coverage":{"mean_confidence":0.9270455254448785,"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}}