{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004793},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004661","490:4900011254","490:4900010359","490:4900004670","490:4900009064","490:4900010788","490:4900011799","490:4900011606","490:4900010702","490:4900009579","490:4900009378","490:4900011529","490:4900010086","490:4900011669","490:4900011604","490:4900009377","490:4900010798","490:4900010786","490:4900010271","490:4900009983","490:4900011180","490:4900009173","490:4900010867","490:4900008947","490:4900011731"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3867205095205773,0.26443212186618464,0.246870159081569,0.24657362228012575,0.2370501336092436,0.21948657296273993,0.19945833553672407,0.197905175320941,0.19295328691015598,0.1890081419047618,0.18657596007304125,0.1829468147129256,0.18249967240025827,0.1795706815167104,0.17417243620957437,0.17298427075751374,0.1709118482499833,0.16223588449943355,0.16077063827854218,0.1594211750897214,0.15941101750585848,0.15641181149134942,0.1521518381078627,0.15213644830185008,0.1496809963562034],"twin_dists":[0.17902462428892144,0.21183247028251803,0.2172356281196358,0.2173289308493951,0.2203647923466674,0.2261803791773049,0.23320698567170814,0.2337717159786502,0.2355929755018391,0.237067382588229,0.23798711007087933,0.23937526077873825,0.23954763181025787,0.24068418895719346,0.2428138539682783,0.2432888966818238,0.24412309202180107,0.24769648637239275,0.24831353519607016,0.24888544934435575,0.2488897675434731,0.2501736574233965,0.25202855008802305,0.25203531979741356,0.2531219399820614],"n_dims_used":45,"mean_confidence":0.9280667622884115},"coverage":{"mean_confidence":0.9280667622884115,"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}}