{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000460},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000545","489:4890000599","489:4890000580","489:4890000500","489:4890001307","489:4890000387","489:4890000546","489:4890000547","489:4890000459","489:4890000600","485:4850008942","489:4890000346","489:4890000541","489:4890000499","489:4890000272","489:4890001371","489:4890000418","489:4890001242","489:4890000308","489:4890001392","489:4890001446","489:4890000416","489:4890000421","489:4890000413","485:4850008721"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,485,489,489,489,489,489,489,489,489,489,489,489,489,489,485],"twin_sims":[0.54787301953529,0.4695633891002338,0.4504595159320171,0.4283365604764648,0.41970944633048785,0.40854748988130357,0.38795952848011866,0.3752014037391913,0.3683402081103698,0.3364874006177512,0.3360665163468354,0.3350507560216296,0.3235057911546252,0.3206993471435136,0.31820782410441617,0.31140968317372736,0.3069709648711312,0.2804336767135478,0.2796349757898689,0.2753331066030833,0.26773198104386237,0.2664129906650463,0.26287903559946846,0.2627963728055335,0.26141207800900873],"twin_dists":[0.14247316913064256,0.15969302479542452,0.1640214584878034,0.1691209233198663,0.17113817021547487,0.17377450201628336,0.17872298570053582,0.18185139804430647,0.18355527434059402,0.19168652236410563,0.19179662483028093,0.19206265371994882,0.1951178439017587,0.19586960493836206,0.19654010263025148,0.19838479273217163,0.19960167491117892,0.20710139615731687,0.20733355996591238,0.20859101075791964,0.21084264989260312,0.21123737636070217,0.21230099770463806,0.21232598346211598,0.2127451355783706],"n_dims_used":45,"mean_confidence":0.916233401828342},"coverage":{"mean_confidence":0.916233401828342,"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}}