{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000342},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000304","491:4910000893","491:4910000385","491:4910000581","492:4920006667","492:4920006700","491:4910000703","491:4910000645","492:4920006666","491:4910000350","491:4910000301","491:4910000303","492:4920006632","491:4910000582","491:4910000302","491:4910000767","491:4910000827","492:4920006593","491:4910000131","491:4910000764","491:4910000540","491:4910000824","492:4920006633","491:4910000386","492:4920006699"],"twin_admin_codes":[491,491,491,491,492,492,491,491,492,491,491,491,492,491,491,491,491,492,491,491,491,491,492,491,492],"twin_sims":[0.6056861474071991,0.47263254092946744,0.4638473600432867,0.4238659203891986,0.40986408959732445,0.39521376112505613,0.3867551876081781,0.3749096214265446,0.3560609480096914,0.30602753244174175,0.3016855508406664,0.2818875069624625,0.2804952168017465,0.27355862325191005,0.26177926952508285,0.2491280025357447,0.2324563466999978,0.222330635841786,0.21571677570650108,0.20717293991128188,0.19610203503216064,0.192815156564558,0.19234438345727434,0.1852258677195325,0.1613427730582623],"twin_dists":[0.13005532016120194,0.1590034058730154,0.16098148291218087,0.17016413836764066,0.17346191943153197,0.17696593871890534,0.17901617571065226,0.18192354339343067,0.18664489905667872,0.19986162055063816,0.20106399754709728,0.20667982865312334,0.20708352454622472,0.20911319719538454,0.21263381797652872,0.21652756537188517,0.22185762129138267,0.225218213084028,0.22746870074485837,0.230445901093703,0.23443119646922148,0.23564424163003792,0.23581915818001883,0.2385012830188917,0.24807211229390286],"n_dims_used":45,"mean_confidence":0.8991431342230902},"coverage":{"mean_confidence":0.8991431342230902,"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}}