{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000628},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000418","491:4910000158","491:4910000179","491:4910000571","491:4910000061","491:4910000470","491:4910000095","491:4910000289","491:4910000159","491:4910000419","491:4910000451","491:4910000814","491:4910000207","491:4910000105","491:4910000113","491:4910000634","491:4910000332","491:4910000403","491:4910000944","491:4910000119","491:4910000370","491:4910000335","491:4910000178","491:4910000140","491:4910000197"],"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":[0.6918854571020415,0.5784680742084084,0.5597049719186705,0.5176941450314119,0.4939192705020607,0.4816272695976504,0.4678665546262096,0.4134087447087785,0.3650955907300688,0.3531787302741881,0.34478254191601043,0.33059675933388316,0.3272953056497328,0.32619912611055296,0.29765336691523897,0.28114364729515684,0.27258482923562066,0.2664046356091209,0.25811177504031,0.251648951840962,0.22653116665952996,0.22635382569267948,0.22622151063430876,0.2065319122047107,0.20188929893979202],"twin_dists":[0.11147057888983956,0.1358876855055731,0.1399207561135085,0.14903012981861694,0.15425931497529446,0.15699078076357142,0.16007494607266481,0.17262253971611696,0.18436652745968857,0.18737796944981255,0.18953145757539583,0.19323437436087548,0.1941084848583268,0.1943997896430512,0.20218964861534436,0.20689536079464427,0.20940064479576947,0.21123988059596532,0.21375009301111084,0.2157418293892124,0.22381204810332586,0.22387106252260952,0.2239151134852949,0.2306726168242223,0.2323291417258126],"n_dims_used":45,"mean_confidence":0.8907507154676649},"coverage":{"mean_confidence":0.8907507154676649,"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}}