{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009414},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009310","490:4900009139","490:4900009740","490:4900009147","490:4900009413","490:4900009317","490:4900008038","490:4900009017","490:4900009019","490:4900009316","490:4900008148","490:4900009023","490:4900009516","490:4900009356","490:4900009227","490:4900009206","490:4900009140","490:4900008467","490:4900008909","490:4900009211","490:4900009357","490:4900007917","490:4900009125","490:4900008910","490:4900009101"],"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":[0.00019691390260797347,0.000054949197735066045,0.000026129662643559005,0.000025833253218073647,0.000021559210090808128,0.00001562262565104459,0.000012242924309876507,0.000011303221873455287,0.000008527366023959287,0.000008099126394587034,0.000007691298694689908,0.000006901682078093642,0.0000057523877557131,0.00000454246813760353,0.000004140919662766044,0.0000033771519329878786,0.0000025290628098113565,0.000002323130869869083,0.0000021507090987148926,0.0000019033973272200196,0.0000016698275606464823,0.0000012051304717399729,0.0000010319939106986378,9.938168625755353e-7,8.373717590522072e-7],"twin_dists":[0.5365166462682646,0.5752458015912035,0.5966439993466838,0.5969664388788706,0.6020549640989756,0.6110119230399433,0.6177047541762857,0.6198816287576108,0.6275029371200457,0.6288863943057614,0.630270621213954,0.6331629783333498,0.6379969819469877,0.6442099261552755,0.6466286950498967,0.6519253696867026,0.6593650274742943,0.6615341523538523,0.6634975498530806,0.6665957880091369,0.66990036554533,0.6780623156497806,0.6819095245138658,0.6828412955560662,0.6870593045692255],"n_dims_used":45,"mean_confidence":0.8722388373480903},"coverage":{"mean_confidence":0.8722388373480903,"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}}