{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001595},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001534","491:4910002192","491:4910002338","491:4910001885","491:4910001941","491:4910001713","491:4910002086","491:4910001945","491:4910001834","491:4910001599","491:4910001773","491:4910001436","491:4910000969","491:4910002238","491:4910002046","491:4910002289","491:4910001359","491:4910001234","491:4910001597","491:4910001538","491:4910001482","491:4910001158","491:4910002003","491:4910002343","491:4910001600"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.4043470383452608,0.37794472233737453,0.3523561811670148,0.3164871877051931,0.31369430772931217,0.29439854199911714,0.22283606628739305,0.22179899142964626,0.22139097088812612,0.21032464876173848,0.20855694016595686,0.20177857075081895,0.19825283472108934,0.19558800634479667,0.19394008512658809,0.17649028059938918,0.17438128496645672,0.1738765088127208,0.17271193162027346,0.17108795405240887,0.17009828165267382,0.1591163599439995,0.15860661672016832,0.1558306766410168,0.1542795915118577],"twin_dists":[0.17477475341571586,0.18117442857555605,0.18758774730719197,0.19700487296073155,0.19776232666172952,0.20310483428917608,0.22504808455162506,0.22539744408141213,0.22553519301623384,0.2293381194106892,0.22995804112410004,0.23236896810300525,0.23364504152153315,0.234619966281228,0.2352274729825643,0.24189376707730195,0.2427305931039791,0.24293195225049008,0.2433981094639759,0.24405192480486873,0.2444525518925728,0.24901511982509117,0.24923237282044025,0.25042450150490364,0.25109738658842423],"n_dims_used":45,"mean_confidence":0.8979330274793836},"coverage":{"mean_confidence":0.8979330274793836,"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}}