{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850006736},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850006587","485:4850006593","485:4850006891","485:4850006820","485:4850006586","485:4850006890","485:4850006594","485:4850006671","485:4850006735","485:4850006746","500:5000001488","500:5000001333","477:4770001007","500:5000002371","485:4850006670","500:5000001083","477:4770000522","485:4850006745","500:5000001242","500:5000002244","500:5000000791","500:5000002123","500:5000002372","477:4770001700","500:5000001889"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,500,500,477,500,485,500,477,485,500,500,500,500,500,477,500],"twin_sims":[0.8623785894835492,0.7987987574269378,0.7673132875273561,0.7442962406105041,0.7231097023527494,0.7194752728104152,0.7124685249232845,0.6832558463424875,0.6706723605752148,0.6492989415123711,0.6135069323162196,0.5692427790268826,0.5599862669787257,0.559015500945763,0.5444064373182053,0.5350850710578534,0.5241189330760296,0.5036751479574096,0.49048340045225686,0.4789270060324119,0.47771092723868236,0.468092544394785,0.4671931606859466,0.45683673497843164,0.4553744001341574],"twin_dists":[0.070673897930183,0.08705393647896377,0.09452509347713785,0.09981192769702851,0.10457829465956343,0.10538786417920029,0.10694271640969225,0.11335385396540695,0.11608694979491169,0.12070113800783651,0.12838061409479795,0.1378687584589124,0.13986017274591764,0.14006926744181736,0.1432226714193122,0.14524236570910284,0.14762755322004767,0.15210556704393757,0.15502073008979825,0.15759369534459963,0.15786557626952108,0.16002405339726705,0.16022664360689015,0.16256937004321037,0.1629016829014564],"n_dims_used":44,"mean_confidence":0.9190548116510565},"coverage":{"mean_confidence":0.9190548116510565,"n_dims_used":44,"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}}