{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001077},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000353","480:4800000380","480:4800000890","480:4800000649","480:4800000548","480:4800000542","480:4800000509","480:4800000340","480:4800000308","480:4800000399","480:4800000440","480:4800001039","480:4800000366","480:4800000437","480:4800000654","480:4800000643","480:4800000546","480:4800000310","480:4800000611","480:4800000317","480:4800000720","480:4800000843","480:4800000840","480:4800000918","480:4800000536"],"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":[0.570349386298601,0.512913527301425,0.5044382513036264,0.4409855201041565,0.42668910789198855,0.3767307814888859,0.3750771666001523,0.3726514105932243,0.36516506366013957,0.35873898619062483,0.34615199426563964,0.34499528849603006,0.3394169757022141,0.33452127143940374,0.33165673178008526,0.3187251082822006,0.31752941078134006,0.30910981406737215,0.3050413524468581,0.29898528521030204,0.28501137649991815,0.28129180851160457,0.27752309536025555,0.27595875478184306,0.2709173758405416],"twin_dists":[0.13763094811314378,0.1500764761123748,0.15193759132752838,0.16619299221324405,0.16950482676745335,0.18147369630870572,0.18188211323897102,0.18248283829733225,0.18434911926114497,0.18596649905473744,0.18917834618372734,0.18947655247826012,0.19092220291944964,0.19220149989426083,0.1929547478541722,0.1964006533769929,0.1967231827403882,0.19901405364760438,0.2001338399153452,0.201816839721415,0.20577842488880443,0.20685240380119363,0.20794938390658432,0.20840738986949564,0.20989432054326304],"n_dims_used":43,"mean_confidence":0.913128697594931},"coverage":{"mean_confidence":0.913128697594931,"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}}