{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010027},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010126","490:4900010308","490:4900010026","490:4900008545","490:4900008783","490:4900008436","490:4900008657","490:4900011496","490:4900011821","490:4900011495","490:4900011362","490:4900011822","490:4900011624","490:4900007886","490:4900010311","490:4900008782","490:4900008771","490:4900011560","490:4900011755","490:4900007786","490:4900008772","491:4910003786","490:4900010392","490:4900008774","491:4910005309"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,491],"twin_sims":[0.8849012333675133,0.8147235894291521,0.6965525900083459,0.6369132424233627,0.5396114921541797,0.5268585969525822,0.46932567584063156,0.4085471740735036,0.3955399524371865,0.38042652745073385,0.33446678821228243,0.33417793535063983,0.3288747149945025,0.31847798435675295,0.29787525303184315,0.2857489027298171,0.2526294850649296,0.23657144454753265,0.2350105689404471,0.2309044664608388,0.22170845928627245,0.22130104517112661,0.21250841221383418,0.20775873061725958,0.2022895228353624],"twin_dists":[0.06422664123973931,0.08314125610614588,0.1104486089364106,0.12336323954911058,0.1442607849170198,0.14703066368675285,0.15974650070338214,0.17377457704750532,0.1768872856449653,0.18056404850824934,0.19221579374441056,0.1922915963740718,0.19368970955815937,0.19646725703273335,0.2021274740065348,0.2055664787382963,0.21543757129399088,0.2205194620547202,0.2210252234409792,0.22236630316663242,0.22542799337408545,0.2255655750150672,0.2285771572377564,0.2302391395554791,0.23218531551077923],"n_dims_used":44,"mean_confidence":0.8834998390891335},"coverage":{"mean_confidence":0.8834998390891335,"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}}