{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001630},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001570","491:4910002206","491:4910001383","491:4910001141","491:4910001060","491:4910001196","491:4910001863","491:4910001569","491:4910001967","491:4910001966","491:4910001191","491:4910001857","491:4910001560","491:4910001627","491:4910001501","490:4900001911","491:4910002065","491:4910001331","491:4910001746","490:4900003631","491:4910001122","491:4910001965","491:4910001740","491:4910001317","491:4910001506"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,490,491,491,491,491,491],"twin_sims":[0.6458480897465153,0.3165884170836237,0.3112443866509547,0.2924828384410274,0.2857262156471127,0.26678791375958555,0.25782132221346665,0.2420366988832093,0.21961509432369428,0.2119856002888434,0.1774647324676635,0.17332003520196915,0.17009781205950672,0.1610301226672913,0.15759113652721984,0.14481751433846288,0.12772201229515934,0.122195754132927,0.12138353987698107,0.11773041832777519,0.11711708221896419,0.11479172276315847,0.11400354050237865,0.11054971847365348,0.11040449140408082],"twin_dists":[0.1214435432111338,0.19697748990574945,0.1984299301595949,0.20364628439720783,0.2055729935195453,0.21112505204215348,0.21383892377708424,0.21876553923046174,0.22613672006314517,0.22875885367847842,0.2415095191732127,0.24315441832510085,0.24445274238397993,0.248203963751692,0.24966669215559564,0.2553136115359293,0.26348196183901235,0.2662985060837227,0.266720588020736,0.2686461136988912,0.26897386608485746,0.27022857575977766,0.2706582928148693,0.27256876681514236,0.2726501026936178],"n_dims_used":45,"mean_confidence":0.897136942545573},"coverage":{"mean_confidence":0.897136942545573,"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}}