{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002161},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003202","490:4900001573","490:4900002762","490:4900002469","490:4900002763","490:4900002004","490:4900003227","490:4900003475","490:4900002176","490:4900003325","490:4900002483","490:4900002793","490:4900002459","490:4900002614","490:4900004171","490:4900003076","490:4900004437","490:4900002617","490:4900002458","490:4900004445","490:4900001999","490:4900002318","490:4900002612","490:4900000902","490:4900002907"],"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":[0.8095251489066112,0.8091151759654549,0.7940945977413819,0.7885865422249833,0.7866220349595611,0.7079613108585296,0.6675897480859248,0.6601312981886147,0.5807892787446027,0.5346247900168982,0.5321711514382346,0.530893564222864,0.5213913851074593,0.5210500098858594,0.5160301958515308,0.5108706775909485,0.5053346083341571,0.49646609626404625,0.4860833778324507,0.4813720998522193,0.47525204787026665,0.4690321413464852,0.4617348677203556,0.46030834318273406,0.4512842248199647],"twin_dists":[0.08442989270218951,0.08453103347070147,0.08819093261799732,0.0895122861334381,0.08998107263268443,0.10793903447729795,0.11675441107161715,0.11836640318219871,0.13538968676392218,0.14534227184158327,0.1458751407085711,0.14615280136002093,0.14822250406416035,0.1482970175283718,0.14939405269897754,0.15052434005304363,0.15174037091783668,0.1536959159713964,0.15599814024261419,0.1570477090342233,0.1584159984802373,0.15981254681395202,0.16145905499655944,0.16178198582410236,0.16383324795645873],"n_dims_used":45,"mean_confidence":0.9169720967610677},"coverage":{"mean_confidence":0.9169720967610677,"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}}