{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001923},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002153","500:5000001039","500:5000002281","500:5000001261","500:5000001468","500:5000000722","500:5000001040","500:5000001472","500:5000001722","500:5000001156","500:5000001211","500:5000001915","500:5000001660","500:5000001723","500:5000001730","500:5000001590","500:5000002408","500:5000001527","500:5000002399","500:5000001591","500:5000001035","500:5000002282","500:5000001821","500:5000002389","500:5000002038"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.7442899529677317,0.7364080261607019,0.6799315657782985,0.6642707692312537,0.6531992945996254,0.6409515685071936,0.6376785091272371,0.6123070556299925,0.6077457930042413,0.5926369328730241,0.5921307746674299,0.5917263880784097,0.5906572222506161,0.5878137308805541,0.5787512896089724,0.5782148153200133,0.5674953901400073,0.5618479144294226,0.5615423367946953,0.5612837507314821,0.5555027385624209,0.554190833526718,0.5525705859104348,0.5490518465820358,0.5457756640979009],"twin_dists":[0.09981335529529442,0.10159654230183769,0.11407729095422652,0.1174722351524846,0.11986127589715898,0.12249600001295398,0.12319894506588018,0.12863756846959046,0.12961429431402455,0.13285002458821257,0.13295846519410878,0.1330451050403752,0.13327418750239065,0.1338835473105832,0.1358269145744451,0.13594203069963348,0.1382443796454534,0.13945932855351645,0.1395251123033163,0.1395807835953356,0.14082631959417105,0.14110923550095905,0.14145878795832567,0.1422184823938315,0.14292653508031725],"n_dims_used":45,"mean_confidence":0.9223262363009983},"coverage":{"mean_confidence":0.9223262363009983,"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}}