{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003991},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003823","493:4930003992","470:4700008035","488:4880004182","481:4810002830","481:4810003825","488:4880005078","493:4930004312","466:4660006183","466:4660005715","488:4880005624","493:4930004459","466:4660006112","488:4880004265","493:4930001629","493:4930003654","470:4700008149","496:4960000059","493:4930002115","496:4960012418","485:4850002003","489:4890000116","493:4930002294","488:4880006169","493:4930004611"],"twin_admin_codes":[493,493,470,488,481,481,488,493,466,466,488,493,466,488,493,493,470,496,493,496,485,489,493,488,493],"twin_sims":[0.23245888803202758,0.23068571645085378,0.20645066657925332,0.2051473494339537,0.1805797882453762,0.1805674849360858,0.17572376683818533,0.16885832441937335,0.16882580748681295,0.16755885570143372,0.1588563105544135,0.1539680628013264,0.14910089426034867,0.1488222372704637,0.14768149220874552,0.1393049064678603,0.13790847485891478,0.1367546100468925,0.1366497843835274,0.12780008874343826,0.11692593194622361,0.11306701464871152,0.112991051251819,0.11020927780092238,0.10998746671481036],"twin_dists":[0.22185679011770415,0.22243818680843983,0.23070138569559548,0.2311639483898698,0.24029114680423885,0.240295929504872,0.24219708269911486,0.2449568645909424,0.24497012555923184,0.2454882469058857,0.24912588966505536,0.25123312931450664,0.253380568726841,0.25350506706177167,0.2540165294896971,0.25786481673270484,0.2585229909382942,0.25907060674906773,0.2591205273558284,0.2634428371734997,0.26907628124888616,0.2711718702302546,0.2712136709698287,0.2727595644540508,0.27288412228887304],"n_dims_used":45,"mean_confidence":0.9264756944444444},"coverage":{"mean_confidence":0.9264756944444444,"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}}