{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004538},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001984","490:4900003311","490:4900003180","490:4900003306","490:4900002890","490:4900002745","490:4900004404","490:4900003037","490:4900001829","490:4900003986","490:4900002450","490:4900001282","490:4900004262","490:4900003182","490:4900001549","490:4900001554","490:4900003853","490:4900004400","490:4900003044","490:4900003314","490:4900003711","490:4900003578","490:4900004693","490:4900005489","490:4900006992"],"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":[0.8447353255656018,0.7110121099733675,0.704281993579622,0.661326622725388,0.5752001592994285,0.5510561115682753,0.5510349353133721,0.5392814421577472,0.5371777352582595,0.5323471878097878,0.5307625513925615,0.5120058753901631,0.511956518170438,0.4444633327129776,0.4434459827938793,0.4412437168179048,0.4397283387838542,0.42288548956291283,0.42101280236321137,0.4122244447541642,0.4078695396845964,0.4023007620964074,0.3949676913007131,0.393643689291826,0.37431594869392215],"twin_dists":[0.07544621804531258,0.10726497636058534,0.10875023640409623,0.11810832245856458,0.1365890909904535,0.141785666387937,0.14179023800704768,0.1443323042003185,0.1447883587283252,0.1458368932482502,0.14618128255422716,0.1502754092105732,0.15028622954827162,0.16539379234866966,0.16562732838847397,0.1661335750520177,0.16648249334653037,0.17039353035431085,0.17083230510165748,0.17290263310518472,0.1739356319287425,0.17526371321239548,0.17702529227188607,0.17734494355930203,0.18207041847014765],"n_dims_used":45,"mean_confidence":0.9243336995442708},"coverage":{"mean_confidence":0.9243336995442708,"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}}