{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003615},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003444","470:4700003955","470:4700003440","470:4700002090","470:4700004287","481:4810004014","470:4700004288","488:4880004263","470:4700007937","489:4890000089","470:4700003607","485:4850002901","466:4660006976","499:4990001718","485:4850004051","489:4890000087","470:4700003777","488:4880004025","470:4700003785","488:4880004347","499:4990001433","470:4700001930","478:4780009558","493:4930003944","489:4890000221"],"twin_admin_codes":[470,470,470,470,470,481,470,488,470,489,470,485,466,499,485,489,470,488,470,488,499,470,478,493,489],"twin_sims":[0.5946526640711379,0.4918219518014843,0.4854046692566507,0.46224605862878476,0.4410625906490527,0.42943368388713876,0.37430714438523155,0.36724012095227887,0.3567849633092583,0.34405028325089393,0.3375754301491105,0.3327616971694978,0.3320117027672538,0.3284607412419637,0.3233837083233492,0.3164595789570801,0.31591366562278467,0.31568277001225026,0.3133688176814034,0.3100207391963191,0.3057642870648622,0.30471683203727573,0.2968884917575268,0.29322723178415594,0.2911891800589644],"twin_dists":[0.13241820850754032,0.1547239104199903,0.15614914619459422,0.1613434195484632,0.16617525504386652,0.16886559849418775,0.1820725975228789,0.18382992670203313,0.18646123358177588,0.18972057459529884,0.19140224063333097,0.1926637718297799,0.19286121391390743,0.19379936596869554,0.1951504702815528,0.19701234212508048,0.1971601071804999,0.19722264832034966,0.19785085114994186,0.1987644981848329,0.1999342355786602,0.20022352996700435,0.2024041829388676,0.20343564195267863,0.20401311171576525],"n_dims_used":42,"mean_confidence":0.9092341831752232},"coverage":{"mean_confidence":0.9092341831752232,"n_dims_used":42,"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}}