{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004840},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004487","489:4890000393","500:5000009847","496:4960012238","496:4960011028","470:4700001060","496:4960000863","472:4720002650","496:4960011435","478:4780004300","485:4850000909","499:4990001407","470:4700000189","499:4990001209","472:4720006759","470:4700006276","470:4700007337","472:4720003937","496:4960010958","498:4980001367","470:4700000498","496:4960009746","496:4960011110","500:5000011211","479:4790003386"],"twin_admin_codes":[470,489,500,496,496,470,496,472,496,478,485,499,470,499,472,470,470,472,496,498,470,496,496,500,479],"twin_sims":[0.5904548619471376,0.5000884315057111,0.4427216347469528,0.42004991785676715,0.3895391896206744,0.3830851805237463,0.35649829072471684,0.3457893893584911,0.33502937113194947,0.3315866399679738,0.32997540374440104,0.32821581840273756,0.3259646725664527,0.32218700661207417,0.31475910122431056,0.31297505333320214,0.31266791813991707,0.31028847148631405,0.30874710762280083,0.2969735483485152,0.29612437216034976,0.2856352960730367,0.2852333823572594,0.2842390586911216,0.2839013970001376],"twin_dists":[0.13331754809558458,0.15289601458297794,0.1657937306012559,0.17105823130746806,0.1783390762300888,0.17991230212447015,0.18653393261527537,0.18927177125771524,0.19206825914695402,0.1929732233370693,0.19339851984998122,0.19386427877727888,0.19446216490205967,0.19547065053941343,0.19747309586007408,0.19795801437702576,0.19804165473995203,0.19869123066810312,0.1991135375500742,0.20238030998127357,0.20261883024745206,0.20559910493780656,0.20571459143148518,0.20600072325827193,0.20609802766572946],"n_dims_used":43,"mean_confidence":0.911602818688681},"coverage":{"mean_confidence":0.911602818688681,"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}}