{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001448},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001375","489:4890001450","489:4890001599","489:4890001526","489:4890000423","466:4660009632","489:4890001504","489:4890001518","489:4890000812","466:4660008625","489:4890000417","489:4890000316","489:4890001533","489:4890000813","489:4890001588","489:4890001372","489:4890001310","489:4890001529","489:4890000660","489:4890000650","489:4890001509","489:4890000944","489:4890001054","489:4890001513","489:4890001444"],"twin_admin_codes":[489,489,489,489,489,466,489,489,489,466,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.6785463454529259,0.6535692021724633,0.616848872275309,0.5947630930346423,0.5714493732234358,0.5405032276103384,0.5252330194336632,0.520627701465421,0.5028720762084359,0.4977570442559558,0.4875982613234487,0.48360161651028755,0.4834754136755206,0.4815455303729911,0.47642030311539446,0.4664949007244581,0.4655345016829533,0.4624674184560897,0.46034890835336534,0.4565119909346214,0.455162366377428,0.4535378805256457,0.45093897697546137,0.44101493438164835,0.43662223354330415],"twin_dists":[0.11437843346262734,0.119781579667565,0.1276648670612622,0.13239455377284054,0.13739461056895685,0.14406759407197336,0.14738474386867195,0.1483892123836051,0.1522824151718463,0.15341065411822857,0.15566132637596358,0.15655062484819063,0.1565787433337595,0.15700901571548204,0.15815436824597937,0.16038402200960328,0.16060061564692693,0.16129336017177656,0.16177279794678673,0.1626431341407414,0.16294989936775173,0.16331958024253818,0.16391202292808169,0.16618622261021257,0.16719915714801525],"n_dims_used":44,"mean_confidence":0.9176333167336204},"coverage":{"mean_confidence":0.9176333167336204,"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}}