{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880003682},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660006187","466:4660007517","493:4930000749","466:4660006194","493:4930000208","493:4930001310","493:4930002439","496:4960003587","493:4930001615","493:4930001749","470:4700002463","493:4930000138","493:4930000750","470:4700007191","488:4880005638","493:4930001334","493:4930001753","493:4930001214","493:4930002434","466:4660006189","496:4960005630","466:4660007980","466:4660005523","488:4880004208","493:4930001328"],"twin_admin_codes":[466,466,493,466,493,493,493,496,493,493,470,493,493,470,488,493,493,493,493,466,496,466,466,488,493],"twin_sims":[0.24603698219726963,0.1878223433091614,0.18032691147687308,0.16907177890496894,0.15356539270994804,0.15168043514020127,0.14167988884044244,0.13871939148829163,0.13586668898737278,0.1243118230866799,0.1197506988486845,0.11496562126993921,0.11459993839553057,0.10636113423582683,0.10274372708520674,0.10170108105207884,0.09760714342447913,0.09533703021843364,0.09496332728417597,0.08359444608048758,0.07782601414252313,0.07030171558205962,0.06761477566304364,0.06727222659675801,0.0670679780563223],"twin_dists":[0.21749796358065013,0.23751474824086963,0.24038949470886564,0.2448698596994144,0.25140888369207903,0.2522361407825173,0.2567566433764882,0.2581401823257189,0.25949436738676196,0.2652088018120051,0.2675756885946688,0.27013407204154494,0.27033292715253393,0.27494861762151424,0.27706325477378535,0.2776835200539478,0.28016817462177956,0.2815813655650924,0.2818165344834424,0.2893478943589454,0.29348643023950177,0.29927315329451243,0.30146152802211124,0.30174557806107716,0.3019155071755541],"n_dims_used":45,"mean_confidence":0.9137047661675347},"coverage":{"mean_confidence":0.9137047661675347,"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}}