{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000702},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000622","487:4870000785","487:4870001144","487:4870001514","487:4870000962","487:4870001420","487:4870001049","491:4910000598","487:4870000551","487:4870000075","487:4870000311","491:4910000608","480:4800000735","665:6650004459","487:4870002235","491:4910000671","491:4910000658","480:4800000343","487:4870001327","492:4920005121","487:4870001329","487:4870001145","487:4870001232","487:4870004193","497:4970003444"],"twin_admin_codes":[487,487,487,487,487,487,487,491,487,487,487,491,480,665,487,491,491,480,487,492,487,487,487,487,497],"twin_sims":[0.14085707885676815,0.12553170196125718,0.12504452980615982,0.11077988085653741,0.10197216969822313,0.04854413448465382,0.04029170028737536,0.038774348060599324,0.03793164669540012,0.02618158026847391,0.023396058814780168,0.02087700526646113,0.019608111031777082,0.0195580613002108,0.018766642923123807,0.01668760105495451,0.016030870688089872,0.014991148487019537,0.013935007426157178,0.012323069366860737,0.011794759819377136,0.011553606636669208,0.010553704528105537,0.009131241473068345,0.008193780631586359],"twin_dists":[0.2571389908774303,0.26458700107425237,0.2648347712432336,0.27244003106306935,0.27752177475221024,0.31946388504516776,0.32915482811623853,0.3311160883044496,0.3322335356306284,0.35055042395124697,0.3559218652253719,0.36128024222163535,0.3641960357561292,0.364314384260555,0.36622184228555893,0.3715903723603891,0.3734084169882187,0.3764252598555578,0.3796847300173341,0.38510718893994755,0.3870216108468582,0.38792088093843263,0.3918370896578128,0.39802043254199493,0.40258492953921654],"n_dims_used":43,"mean_confidence":0.8903328651605651},"coverage":{"mean_confidence":0.8903328651605651,"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}}