{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001169},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001543","487:4870001548","487:4870001163","487:4870001448","487:4870001449","487:4870000714","487:4870001074","487:4870000894","487:4870001250","487:4870001641","487:4870001162","490:4900012939","487:4870000723","487:4870000140","487:4870002172","490:4900013104","466:4660012956","487:4870001257","487:4870001450","487:4870001642","487:4870001166","487:4870000134","487:4870001354","487:4870000910","487:4870004233"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,490,487,487,487,490,466,487,487,487,487,487,487,487,487],"twin_sims":[0.23259474853928572,0.20305156133344462,0.17337231313298615,0.16078571188658908,0.15388796780694916,0.1413705079550114,0.13827335791145437,0.13014685627532505,0.12696043711950472,0.12450583560643395,0.1234083314724495,0.1131695200288878,0.11230257932146702,0.1094257544415738,0.10932202832925268,0.09562489820014075,0.09453261201553526,0.09014740168410525,0.08573325312493688,0.0853177346260576,0.08307920207271496,0.08241300484009613,0.0816573767574153,0.08027192155741698,0.07694436167623907],"twin_dists":[0.22181236397090642,0.23191200557424313,0.2431334970406444,0.24830716661044358,0.25126806170511595,0.2569002136330553,0.25835053337939856,0.26227520388558107,0.26386454571715173,0.2651095999939733,0.2656723288837485,0.27111549839871724,0.2715935110377071,0.27320042278032275,0.273258968380601,0.2814007063917459,0.2820884868417777,0.2849145021313608,0.287871394039168,0.2881559254605483,0.28970808674109483,0.2901764618094755,0.29071139107823296,0.29170257341660794,0.29414049429719613],"n_dims_used":43,"mean_confidence":0.9060422320698582},"coverage":{"mean_confidence":0.9060422320698582,"n_dims_used":43,"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}}