{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001562},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004102","477:4770001336","477:4770001505","477:4770001277","477:4770000847","477:4770001039","477:4770001154","477:4770001153","477:4770001388","477:4770001446","477:4770000732","477:4770001272","477:4770001036","477:4770000974","477:4770001274","477:4770001093","477:4770001503","477:4770000787","477:4770001447","477:4770001449","467:4670004146","477:4770001561","477:4770000911","477:4770000848","477:4770000978"],"twin_admin_codes":[489,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,467,477,477,477,477],"twin_sims":[0.8525056374926735,0.7160955725648415,0.6740442401030743,0.6475646559141991,0.6120157661041049,0.5904304438409326,0.575806510349073,0.5014168984950838,0.465434445935748,0.45607469926633554,0.44672806193786846,0.4173664902129081,0.4165611434955102,0.39466685679463026,0.39314302072212337,0.37890641412842363,0.37762620234924726,0.37673011585850036,0.3663012029049864,0.36561851447779975,0.3627408382128796,0.35985767522500023,0.34916702360070895,0.33720724932054824,0.3353548058168218],"twin_dists":[0.07337056988111393,0.10613878983031856,0.11535596897894794,0.12107432117263983,0.1286999467663629,0.13332278031692588,0.13645891976291163,0.1526030632105003,0.1606231895578528,0.1627424929604386,0.16487464954166894,0.17168901958424942,0.17187866835580856,0.17709787860673565,0.17746594878100358,0.18093767839795213,0.1812529066280263,0.18147386053255474,0.18406466698140037,0.18423553663716924,0.18495756224762067,0.1856838824742485,0.18840351566919014,0.19149838390490123,0.19198297690013405],"n_dims_used":45,"mean_confidence":0.9214358859592013},"coverage":{"mean_confidence":0.9214358859592013,"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}}