{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006131},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007829","490:4900006127","490:4900006130","490:4900007946","490:4900008040","490:4900008057","490:4900009049","490:4900006845","490:4900009149","490:4900006113","490:4900005463","490:4900008371","490:4900006971","490:4900008398","490:4900006244","490:4900005603","490:4900006125","490:4900005733","490:4900006126","490:4900007224","490:4900008150","490:4900012131","490:4900009565","490:4900005465","490:4900005473"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.18176252933897638,0.1419985709295885,0.11197686985079963,0.10865977598670232,0.0726642193023469,0.06578326907965454,0.06269026691187173,0.054997270690362074,0.043121517568988355,0.03826097157668098,0.03419663058950208,0.030984908634063626,0.029823601226802884,0.0276121614769752,0.027421832132920605,0.02641877846949172,0.022717722988147695,0.018255650701485573,0.01517372896689629,0.013878616128615781,0.01375311539710898,0.013220579934465276,0.010220744728101484,0.00959194576421142,0.009139687301426658],"twin_dists":[0.23983244884842375,0.2566090005466461,0.2717738357959046,0.27363377747239626,0.29740441950725427,0.30299413058289837,0.305663355622373,0.3128046219983665,0.3256579479088707,0.331794362553802,0.33745521539675727,0.3423494939700889,0.3442264527797968,0.3479811832243404,0.3483162947112099,0.3501161918894112,0.3573134836407224,0.36749112987842564,0.3758824218205018,0.37986482710050345,0.38026797031573256,0.38201562502371605,0.39321464444390714,0.3959289945488225,0.39798125155657527],"n_dims_used":45,"mean_confidence":0.9108644273546007},"coverage":{"mean_confidence":0.9108644273546007,"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}}