{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001422},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001099","491:4910002182","491:4910002185","491:4910002341","491:4910003163","491:4910001421","491:4910002436","491:4910002673","491:4910001540","491:4910003251","491:4910002288","491:4910003027","491:4910003332","491:4910002479","491:4910002732","491:4910001479","491:4910002286","491:4910003165","491:4910002184","491:4910001888","491:4910002291","491:4910003024","491:4910002477","491:4910002586","491:4910003081"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6728752283621373,0.6270190048801504,0.5464935521833637,0.5017523366750848,0.4931819647076219,0.4636317906499517,0.43059497644986133,0.3463287160344578,0.3447680741263826,0.3414529387278109,0.33029301127683913,0.3239153084364456,0.3218548725752089,0.2885643804380918,0.28024319557504074,0.26905034121831817,0.26709000175292863,0.2518837697310328,0.24907664495841306,0.2417861216634295,0.22852971961645321,0.2282179113173746,0.2268163484015052,0.2213441091401923,0.2206828221183863],"twin_dists":[0.11560950400928775,0.12548569851009783,0.14277132217990213,0.15252912686821643,0.15442257601725437,0.1610301817986807,0.168595630186272,0.18913283261520378,0.18953519203822672,0.19039311180009036,0.19331459528727615,0.19500845131227493,0.195559631400985,0.2047603870523852,0.20715672811066588,0.2104493161088404,0.21103461996749107,0.21566889703047873,0.21654362535725505,0.21884538920844154,0.22314908880675535,0.2232522683524971,0.22371721132678876,0.22555102453851103,0.22577466955132242],"n_dims_used":45,"mean_confidence":0.8981615702311198},"coverage":{"mean_confidence":0.8981615702311198,"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}}