{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001473},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002321","491:4910001580","491:4910002126","491:4910001289","491:4910001772","491:4910001641","491:4910001709","491:4910001532","491:4910001472","491:4910001524","491:4910001653","491:4910001083","491:4910001696","491:4910001020","491:4910001081","491:4910001638","491:4910001521","491:4910001085","491:4910001415","492:4920004098","492:4920006743","491:4910001584","491:4910002668","492:4920006813","491:4910001973"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,492,491,491,492,491],"twin_sims":[0.6180467289799229,0.5537296489791121,0.5429296873950274,0.5167593441714301,0.44483515828086223,0.4032682469859553,0.40310729435499215,0.39373746440488566,0.39073170391136774,0.3581871366511864,0.3505767699044882,0.3426513807341707,0.33467738268972663,0.31847485431794714,0.31340003289992796,0.3129499972733793,0.3077453668745294,0.29461738365055595,0.2926902685552961,0.2816351055979045,0.27568837140792646,0.26404350975032836,0.25270953589084316,0.2527051267155835,0.2484269947256408],"twin_dists":[0.1274082900827351,0.14120871540816887,0.14354221134077838,0.1492345454558816,0.16530848975987217,0.17503239276508167,0.1750708583445536,0.17732228724804514,0.17804974045232416,0.18610608007995472,0.18804243224363085,0.190082458449832,0.19216055060831957,0.19646810081232696,0.19784235918757956,0.19796483599761128,0.19938864662738007,0.20304311422260873,0.2035875555751685,0.2067529228982883,0.20848671313586245,0.21194954324600182,0.2154127648659362,0.21541413106631208,0.21674696029799786],"n_dims_used":44,"mean_confidence":0.8967840021306818},"coverage":{"mean_confidence":0.8967840021306818,"n_dims_used":44,"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}}