{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002997},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002444","491:4910002443","491:4910002904","491:4910002545","491:4910002387","491:4910002493","491:4910003179","491:4910002953","491:4910002651","491:4910002894","491:4910003303","491:4910003472","491:4910003343","491:4910003304","491:4910002951","491:4910002495","491:4910002496","491:4910002755","491:4910003517","491:4910002947","491:4910003399","491:4910002501","491:4910002756","491:4910002910","491:4910003385"],"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":[0.6156974275928067,0.6034431351788262,0.599917157227288,0.5786299676308422,0.5186929523444187,0.5174243807113119,0.46091124115380283,0.44563857112923405,0.43319168736195685,0.4219104714259873,0.39914845311253555,0.3940153994229903,0.3887352703793001,0.3867099615072674,0.38193995933103925,0.3763420456903934,0.37490585397019066,0.3640104999647903,0.3274183228285642,0.3170150824143878,0.3038631975469387,0.2932570883438924,0.28377495564901023,0.27250519303957776,0.25811776073527826],"twin_dists":[0.12791148631367935,0.13053561484528012,0.1312906715977723,0.1358529469185164,0.14881181577495556,0.14908911081619125,0.1616454610290137,0.1651242673884361,0.16799303367198334,0.17062187705483198,0.1760191631935091,0.177255152110936,0.1785343631951705,0.1790271941591366,0.18019277601030104,0.1815696290433636,0.18192447510502432,0.18463864146556333,0.1940758272714807,0.19686212913887116,0.20045971971244003,0.20342719999804174,0.20613448238654244,0.20942417997694,0.2137482630369095],"n_dims_used":45,"mean_confidence":0.8953287760416667},"coverage":{"mean_confidence":0.8953287760416667,"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}}