{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000686},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000687","480:4800000379","480:4800000341","480:4800000500","480:4800000468","480:4800000527","480:4800000766","480:4800000764","480:4800000933","480:4800000650","480:4800000404","480:4800000512","480:4800000439","480:4800000763","480:4800000841","480:4800000892","480:4800000405","480:4800000320","480:4800000614","480:4800000476","480:4800000415","480:4800000752","480:4800000465","480:4800000413","491:4910001148"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,491],"twin_sims":[0.4312245954050708,0.4045261307768988,0.3477919033035991,0.3444748515725481,0.3066541102862958,0.24446051355664022,0.23695269604873775,0.22892917989873998,0.19724230647457122,0.18844868500464704,0.18513582944156423,0.16957136991687488,0.11952605015067248,0.11115644848230453,0.10707065341735335,0.10226773929823894,0.10143095950301838,0.10017327679071128,0.09968317124121967,0.09818683034024224,0.09586363475495534,0.08996304704435032,0.08987328385694948,0.08954739646975246,0.08668231285277817],"twin_dists":[0.16844938509630153,0.1747320119995974,0.18875646807470203,0.18961089732058423,0.19968892693942536,0.21799590204864697,0.22039625895593376,0.22301704053550483,0.23401366832185375,0.2372782029180212,0.2385356670496922,0.24466653256570725,0.2676940304959119,0.2722298520639764,0.2745404342782532,0.27734580509337764,0.27784502371123976,0.27860144086268007,0.2788982213892324,0.2798114517930169,0.2812512053357893,0.285035669621039,0.2850947379041083,0.28530958050908556,0.28722560891229576],"n_dims_used":43,"mean_confidence":0.9141516574593478},"coverage":{"mean_confidence":0.9141516574593478,"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}}