{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":481,"cluster_id":4810002721},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810001585","481:4810002018","481:4810001829","481:4810001493","481:4810002522","481:4810002624","481:4810001836","481:4810002707","488:4880001044","481:4810001336","481:4810002274","481:4810001747","481:4810001659","481:4810004490","481:4810003553","481:4810004266","481:4810002262","481:4810004138","493:4930000632","481:4810004265","481:4810002366","481:4810004845","481:4810003776","481:4810002772","481:4810001667"],"twin_admin_codes":[481,481,481,481,481,481,481,481,488,481,481,481,481,481,481,481,481,481,493,481,481,481,481,481,481],"twin_sims":[0.8138631985087015,0.6820034315350214,0.6733117249220096,0.6556869120677855,0.630911857335801,0.6100316090213526,0.6065858524791347,0.5628854747922967,0.552640030712979,0.5411988210240604,0.5018769091379246,0.49261673338417217,0.4656178422003478,0.4475970691654511,0.44136291676842326,0.43716562458144104,0.43424202070355566,0.43215572954433173,0.43054536078406946,0.4238272361577936,0.4159799897656895,0.4043833193706634,0.393634517311329,0.38964838042587574,0.3812191575134004],"twin_dists":[0.0833553416153158,0.113626533490871,0.11551485034399604,0.11932516658143141,0.12465097456465785,0.12912483178762021,0.12986266904960012,0.13923600120994603,0.14144380265773007,0.14391693808661252,0.15250167241899193,0.1545477830993026,0.16058181419637202,0.16467571326753278,0.16610614889128686,0.1670736370777123,0.16774970565121974,0.1682332639716872,0.16860715838401594,0.1701731851345365,0.17201562027433537,0.17476609406048066,0.1773471596679941,0.17831256636542453,0.1803695133389898],"n_dims_used":45,"mean_confidence":0.9182491726345486},"coverage":{"mean_confidence":0.9182491726345486,"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}}