{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000187},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000190","480:4800000021","480:4800000219","480:4800000011","480:4800000005","480:4800000229","480:4800000233","480:4800000255","480:4800000236","480:4800000216","480:4800000220","480:4800000205","480:4800000234","480:4800000204","480:4800000235","480:4800000003","480:4800000184","480:4800000055","480:4800000157","480:4800000141","480:4800000115","480:4800000054","480:4800000107","480:4800000246","480:4800000243"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5682360429783516,0.5415101611818163,0.4685105226587995,0.44543296437748364,0.42684441607272017,0.2687054998685167,0.2091057224100179,0.19931678096637245,0.195965415941748,0.17667740205715793,0.16119086652443107,0.1586913055831011,0.15281868592073142,0.1454467564172176,0.1425098343153533,0.14125871226709832,0.1393212444655203,0.12558771821951037,0.11699022551608185,0.11390674490325793,0.11279828924621255,0.10749278495264745,0.1071941165320685,0.10009892339771416,0.09779135155735029],"twin_dists":[0.1380851516269621,0.1438495177480671,0.159929947185804,0.16517140088019178,0.16946860949239476,0.2105520842266943,0.22976520612225165,0.23325832902045127,0.23448133440652438,0.24181986408304834,0.24813615138509068,0.2491962431667142,0.2517356969384188,0.25502701403541783,0.25637265038122703,0.256952150690372,0.2578571454319125,0.2645585586683233,0.2690418194921078,0.27071122326648245,0.27131984033521267,0.27429857912460476,0.2744696211316238,0.2786463918710025,0.2800546383553467],"n_dims_used":43,"mean_confidence":0.9038635076478471},"coverage":{"mean_confidence":0.9038635076478471,"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}}