{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007044},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004619","490:4900007167","490:4900007041","490:4900006555","490:4900006677","490:4900004895","490:4900005942","490:4900006914","490:4900003510","490:4900007042","490:4900002539","490:4900009726","490:4900010412","490:4900007043","490:4900004343","490:4900006676","490:4900002391","490:4900010488","490:4900002241","490:4900002540","490:4900001935","490:4900008442","490:4900004480","490:4900008441","490:4900010652"],"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":[0.19732426450447882,0.11551828637330645,0.10526527083197584,0.0765397375122809,0.07272914821756639,0.07162145100913893,0.04719169629799839,0.038807151995886385,0.02264511731456873,0.01655774978385797,0.015182840355336645,0.012687160447342995,0.012456631422137909,0.012253202175172735,0.012024602674646999,0.008678381567798142,0.008250728525375027,0.00790859960281938,0.0073346522396329685,0.00636788720024712,0.005910030433153217,0.0058659235126404695,0.005491804525710622,0.005466148587089037,0.005428334004188692],"twin_dists":[0.23398372255212063,0.26983445845678233,0.2755832404336541,0.2944426906818867,0.29735376001408315,0.2982230824245061,0.32095227663442366,0.3310730065422647,0.3574645637075662,0.3719447968000706,0.3758554833384544,0.38382975044737117,0.38463474119519236,0.38535614010952995,0.3861795770462433,0.40017026093966135,0.40229463740469673,0.4040664163445412,0.4071993006813587,0.41301261305195136,0.4160487918437832,0.4163523819883322,0.41901375804996877,0.41920221450389994,0.4194814457092188],"n_dims_used":44,"mean_confidence":0.8939645940607245},"coverage":{"mean_confidence":0.8939645940607245,"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}}