{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010983},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009923","490:4900010575","490:4900010651","490:4900009843","490:4900010825","490:4900010736","490:4900010497","490:4900010904","490:4900010413","490:4900010752","490:4900010738","490:4900010737","490:4900008547","490:4900010584","490:4900010667","490:4900011370","490:4900010569","490:4900010325","490:4900010487","490:4900011092","490:4900009925","490:4900009942","490:4900009927","490:4900008546","490:4900011244"],"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":[0.32695859160958407,0.13754385599223848,0.13150148787117777,0.08406799698691855,0.07340990714628784,0.0694157880837254,0.06187215580278846,0.054689297590782136,0.04220789637713282,0.040414636535502944,0.03594938009957492,0.033072257634921706,0.02966707702810795,0.02610742210246684,0.02419816107145946,0.023547626202051013,0.021982484393446074,0.018292596047809195,0.01802256745863571,0.014421748757679518,0.012699736701070856,0.012581805879239745,0.012513091378130921,0.01216224463878949,0.011636655402242936],"twin_dists":[0.1941979076222688,0.25869566473618505,0.2616084279080415,0.28901840853140814,0.296824802371049,0.2999870665067024,0.3063873775998165,0.3131072819431039,0.3267652402445151,0.3289986741059553,0.33494745789033153,0.3391221815752122,0.34448420620786663,0.35068687962198597,0.35432076841494986,0.355615711224933,0.35886317584609845,0.3673983232467694,0.36808045346039786,0.3781564116238434,0.3837862087463975,0.38419601956489435,0.3844363745094759,0.3856821327299639,0.38760932333896636],"n_dims_used":45,"mean_confidence":0.8861092461480035},"coverage":{"mean_confidence":0.8861092461480035,"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}}