{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008038},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009147","490:4900008695","490:4900009023","490:4900007917","490:4900008807","490:4900009252","490:4900008256","490:4900009357","490:4900007802","490:4900008911","490:4900008255","490:4900008368","490:4900008909","490:4900008137","490:4900008027","490:4900008923","490:4900008356","490:4900007916","490:4900008685","490:4900007915","490:4900008369","490:4900008589","490:4900008136","490:4900008244","490:4900009020"],"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":[0.044553913526653076,0.026713497529556207,0.015498964406345303,0.011275599207571374,0.009176791055973643,0.00738309140530911,0.005545782872903853,0.0050634137723669015,0.004008006643908631,0.003940060609471142,0.0034188443380293644,0.002897308339512636,0.0024951911196206835,0.0013500423108241712,0.001014645831508488,0.000815521886562772,0.0005727750967574152,0.0005068968969888993,0.000400165316247028,0.00035639752600092977,0.000292453547030639,0.00022930120603591213,0.00017038094986662292,0.00016706517659001487,0.0001371098848925129],"twin_dists":[0.3239609831162952,0.349581317734771,0.3749295406905231,0.38897850171627685,0.39780950609565385,0.4069265454246956,0.4186198430830082,0.4222704482178034,0.4315063474835856,0.43217418024000037,0.4376771261785331,0.44401020225303445,0.4496505320757638,0.4721297334419092,0.4822250613393551,0.48980703383590396,0.5018272687416101,0.5059174905628996,0.5137396357992181,0.5175286899206419,0.5239338585336711,0.5317079309466413,0.5410476289503126,0.5416599664518247,0.5477787452216994],"n_dims_used":45,"mean_confidence":0.8954446580674913},"coverage":{"mean_confidence":0.8954446580674913,"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}}