{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011389},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010690","490:4900011844","490:4900010517","490:4900010511","490:4900009965","490:4900011910","490:4900010918","490:4900010683","490:4900010853","490:4900011381","490:4900010854","490:4900010159","490:4900011912","490:4900010416","490:4900009661","490:4900010500","490:4900010251","490:4900011512","490:4900010507","490:4900010504","490:4900009956","490:4900010061","490:4900007789","490:4900009336","490:4900010057"],"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":[0.20886494961925203,0.16734149020548533,0.15883919017758977,0.13282702971704255,0.1273553510926231,0.10405128357646254,0.09501867117197382,0.09241414236399417,0.09010848653948805,0.08923770763959456,0.07866587310511608,0.07806752514371777,0.07455827222237006,0.07076301375228075,0.068652848146521,0.06565938310445725,0.0633667605593694,0.06077680201954187,0.057325870370973524,0.056803635766593356,0.05634915808369634,0.055723579488923335,0.05091309179703929,0.050833104776380256,0.04855050338016897],"twin_dists":[0.2298497681053532,0.24557742191900198,0.24913318683936236,0.26096096218869486,0.26366594095970175,0.27629229875522093,0.28178166100128416,0.2834404838598419,0.28494006283748197,0.2855143193213148,0.29286888963786417,0.2933083028820216,0.29594142840717635,0.29890430950326563,0.30060782944621844,0.30309904960768386,0.3050704896486712,0.30736915640455753,0.31056046606109083,0.3110571214235043,0.3114924161287847,0.3120963589242292,0.3169382003531206,0.3170218660066594,0.3194569582952883],"n_dims_used":45,"mean_confidence":0.8872024536132812},"coverage":{"mean_confidence":0.8872024536132812,"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}}