{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001607},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001777","491:4910001542","491:4910001778","491:4910002143","492:4920004440","492:4920004699","491:4910001299","492:4920003706","491:4910002335","492:4920002603","492:4920004802","491:4910002407","491:4910001847","491:4910001890","491:4910002395","491:4910002935","492:4920004646","492:4920002912","492:4920006267","492:4920004898","491:4910002303","491:4910002398","491:4910000548","487:4870008609","492:4920003144"],"twin_admin_codes":[491,491,491,491,492,492,491,492,491,492,492,491,491,491,491,491,492,492,492,492,491,491,491,487,492],"twin_sims":[0.225539724175575,0.22488981652226783,0.14193382426093273,0.06591562809873239,0.05303209327768906,0.044675436566943554,0.0441289628193532,0.04006027081883871,0.0379940097048932,0.03247874945241209,0.027359849223585146,0.02690161962245464,0.021152750005916376,0.019927889790477313,0.016604287016206323,0.016303202082600464,0.015354537819978498,0.015306357264227168,0.01161015249186722,0.010662511687577146,0.01059954003257966,0.010450696747123059,0.009099071338439282,0.008844467751438939,0.0075770587981621165],"twin_dists":[0.22414236861169365,0.22435942300901862,0.25663897718484086,0.302882213795518,0.31476056725213236,0.3238191324971003,0.32445958396311675,0.3294498852866085,0.33215012385839643,0.3400216897364266,0.34842585984703045,0.34924255605709376,0.3606671034698051,0.36344604446062895,0.37181749540388775,0.3726467163337936,0.3753504903339147,0.375491694123591,0.38770853399606003,0.39139530524448357,0.39165049411309566,0.3922590790737854,0.3981699699862555,0.3993704102779277,0.405850195390796],"n_dims_used":45,"mean_confidence":0.8985967000325521},"coverage":{"mean_confidence":0.8985967000325521,"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}}