{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009759},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009553","490:4900009128","490:4900009348","490:4900009564","490:4900009449","490:4900008482","490:4900009758","490:4900009751","490:4900009649","490:4900009653","490:4900009441","490:4900009752","490:4900009233","490:4900009750","490:4900008698","490:4900009123","490:4900009560","490:4900009234","490:4900008132","490:4900008690","490:4900007797","490:4900009453","490:4900009347","490:4900009000","490:4900008916"],"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":[0.12361996223709538,0.12009636776951821,0.11027954705255666,0.09615347505838762,0.09244866274455,0.09099974008649052,0.042155939942222484,0.038013935796925184,0.036761152624948834,0.026983724488827215,0.021029561109980374,0.02088865551325221,0.01969233103063372,0.01966938062940567,0.016713316741695995,0.016664287607181687,0.015078452156297904,0.014483123112935701,0.01417251067646198,0.014007458409015116,0.013281247532311372,0.012335513559105936,0.011473410672365607,0.011194761308268346,0.010901574547299281],"twin_dists":[0.26556352296624564,0.2673939258837805,0.27272014525069604,0.28107009537952443,0.28341825798439996,0.28435683873630835,0.3268288147028115,0.3321234967610859,0.3338210727260091,0.34909534492773736,0.36094015789291906,0.36125419478967397,0.36399748143828664,0.3640515149796352,0.37152046966891455,0.3716538268417415,0.3761649712456888,0.37796694549722737,0.3789332075459464,0.37945428522540114,0.38181341939026475,0.3850629790305743,0.38822362921248804,0.38929037980937337,0.3904385694034514],"n_dims_used":45,"mean_confidence":0.8908677842881945},"coverage":{"mean_confidence":0.8908677842881945,"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}}