{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003177},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003409","480:4800003217","480:4800003260","480:4800003369","480:4800003710","480:4800003315","480:4800002973","480:4800002785","480:4800003129","480:4800003312","480:4800003168","480:4800003309","480:4800002732","480:4800003096","480:4800003171","480:4800003361","480:4800003366","480:4800003415","480:4800002882","480:4800003580","480:4800002932","480:4800003224","480:4800002972","480:4800002914","480:4800003528"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6529851697132537,0.6213797059890064,0.6037400116680367,0.6022925373611958,0.5568359809038191,0.5375371264242604,0.5062834880272044,0.5021886697190348,0.4897710723418613,0.4862090265250084,0.4704227360181515,0.46273619992491705,0.45375927925231574,0.45200538649138605,0.44291055857762524,0.43164654490249244,0.4311654320818683,0.42881605571212655,0.42219691737115733,0.4200932210621451,0.41873620207696605,0.41153164471346027,0.39804640909435374,0.37294007634722653,0.3642653593136823],"twin_dists":[0.11990740530338814,0.1266942686381481,0.130472044132243,0.13078199774916896,0.1405389045376425,0.1447104232685039,0.15153169613876954,0.15243297189452196,0.15517878496493048,0.15597019175858817,0.15949978267758014,0.16123258796098597,0.1632691684615464,0.16366877313920294,0.16575031960033657,0.16835142501860137,0.1684631235983648,0.16900930129997352,0.1705547691961144,0.17104806616721988,0.17136682900329753,0.17306664657446935,0.17628390710596864,0.18241125112634224,0.18457469228563592],"n_dims_used":43,"mean_confidence":0.9221201164777889},"coverage":{"mean_confidence":0.9221201164777889,"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}}