{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002307},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003741","490:4900002916","490:4900003058","490:4900004580","490:4900001840","490:4900004013","490:4900004303","490:4900004005","490:4900004156","490:4900001841","490:4900002452","490:4900002768","490:4900003724","490:4900003880","490:4900004158","487:4870011570","490:4900003457","487:4870001021","490:4900003607","490:4900003744","490:4900003204","490:4900004008","490:4900003199","490:4900004292","490:4900003879"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,487,490,490,490,490,490,490,490],"twin_sims":[0.5263131185327644,0.4396746361613199,0.3903053320288839,0.3555030109376577,0.34977750728901835,0.3444346076547724,0.33747777576839544,0.33313083644158725,0.3193148415667226,0.31568238654724784,0.30672611243631825,0.305663649599989,0.30514993967429327,0.3046960709904998,0.3021306645050967,0.29180245493567347,0.28900229387956117,0.28799448195458516,0.28459264661258865,0.2777896337150641,0.2667565984752621,0.2667259937674422,0.2614031003932361,0.2513643837227585,0.2382311956559585],"twin_dists":[0.14714945174825403,0.16649486707387598,0.17815314204448063,0.18678656587508174,0.18824705668158376,0.1896212903126991,0.19142773566033086,0.19256668211578276,0.19624182858736683,0.19722275220847518,0.19966909519263273,0.1999620055080537,0.20010384121407834,0.2002292697298825,0.20094027659691419,0.2038390922300799,0.2046354329520284,0.20492317158575712,0.20589890399113603,0.20787150434478377,0.21113443012305994,0.21114359606677485,0.21274785845583055,0.21583027190967,0.21998404780987474],"n_dims_used":45,"mean_confidence":0.9090815226236979},"coverage":{"mean_confidence":0.9090815226236979,"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}}