{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011083},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012097","490:4900011233","490:4900012117","490:4900010839","490:4900011841","490:4900011235","490:4900010920","490:4900011647","490:4900011231","490:4900011155","490:4900011586","490:4900011708","490:4900010913","490:4900012180","490:4900011368","490:4900011172","490:4900011299","490:4900010576","490:4900012111","490:4900012052","490:4900011248","490:4900010855","490:4900011849","490:4900011975","490:4900011589"],"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":[0.43617839288875004,0.40350734569391206,0.26409850749045316,0.24714319838223014,0.24480557019677862,0.22911324445592596,0.2280547625792379,0.2168946342710972,0.19601186137788437,0.19426848619912349,0.1758388177323089,0.14455334339814538,0.13716390217169963,0.13340470265489623,0.12866237031851593,0.11762528856992643,0.11729976233495581,0.10648076897408867,0.10529368450340151,0.10465185957265168,0.10390493173705609,0.10293740184030521,0.09948959846423554,0.098333901735085,0.09516963545973028],"twin_dists":[0.1673017276499425,0.17497526402721278,0.21193296814013127,0.21714978233616788,0.21788673703789552,0.22295624617046012,0.2233062925770526,0.22706455476063733,0.2344642866452881,0.23510612257680633,0.24215149611836576,0.25543420715580395,0.2588759654260571,0.26068031634225947,0.263011940091298,0.2687021994774738,0.2688761088110328,0.274879644347746,0.2755667211374112,0.27594071767622297,0.27637821350748404,0.2769485801463758,0.2790157530569033,0.27972121115462534,0.28168661612386187],"n_dims_used":45,"mean_confidence":0.8920680575900608},"coverage":{"mean_confidence":0.8920680575900608,"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}}