{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001803},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001566","491:4910001919","490:4900002519","491:4910001459","491:4910002013","491:4910001630","490:4900006547","490:4900005824","491:4910001388","490:4900006316","491:4910001570","490:4900004197","490:4900007533","490:4900007412","490:4900001911","491:4910001317","490:4900005297","490:4900004888","491:4910001911","491:4910002065","491:4910001196","491:4910001750","491:4910001569","490:4900006191","491:4910001141"],"twin_admin_codes":[491,491,490,491,491,491,490,490,491,490,491,490,490,490,490,491,490,490,491,491,491,491,491,490,491],"twin_sims":[0.42194506671798254,0.08864033116570573,0.08295498274735366,0.07724812822232437,0.07657636117134918,0.06958839951508675,0.06904293111625322,0.0624915102653202,0.05508720444807632,0.04733476552532336,0.047149180639719644,0.04345493001798898,0.040873323555223835,0.03889739645643445,0.03679125388743925,0.03677738605208711,0.035555466560750475,0.03416067653100656,0.03407371464295439,0.03250329817392291,0.03159696865159067,0.030414051344217628,0.03041007503619476,0.029593926861030812,0.028163948106209008],"twin_dists":[0.17061377113723147,0.285910849032749,0.289795191828177,0.2939144637944001,0.29441528516436827,0.29984739167197083,0.3002897432975913,0.3058385381506913,0.3127165044385808,0.32079315176474416,0.3209996412711947,0.32525877004083936,0.32841956449875875,0.330954646295828,0.3337797129009659,0.33379876405602554,0.33550184300750746,0.33750779178243423,0.33763515318243165,0.3399842070670234,0.34138437720444614,0.3432644644528401,0.3432708890946165,0.34460506513482414,0.3470207685616441],"n_dims_used":45,"mean_confidence":0.895894029405382},"coverage":{"mean_confidence":0.895894029405382,"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}}