{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000203},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850006768","485:4850007685","485:4850006445","500:5000000410","500:5000001272","500:5000000622","485:4850005820","485:4850006776","500:5000000396","500:5000000569","485:4850007887","500:5000000352","485:4850006633","485:4850006623","485:4850006428","485:4850005333","500:5000000049","500:5000000385","500:5000001353","485:4850006990","500:5000000254","485:4850006630","485:4850003842","500:5000000623","500:5000000242"],"twin_admin_codes":[485,485,485,500,500,500,485,485,500,500,485,500,485,485,485,485,500,500,500,485,500,485,485,500,500],"twin_sims":[0.5252455477694503,0.4382359736498018,0.3566611526624408,0.3112355879655939,0.29685908502775477,0.2934293248140233,0.27175440001997797,0.2697111198018491,0.25196177570556977,0.25007974013116047,0.24862275497016478,0.24547293730869257,0.24129725608407268,0.23992582608816693,0.23889580887764783,0.23783982377930968,0.23736273785480372,0.2349705804035444,0.22130366005400856,0.21705339444642271,0.21594918278614564,0.20991228279055368,0.20335166467034121,0.20203807965768117,0.20104894878839966],"twin_dists":[0.14738201404014523,0.16682657316914723,0.1864926277798821,0.1984323331956214,0.20241243750458693,0.2033785100017363,0.2096462730692595,0.21025262133271705,0.2156446786552971,0.21623033093708297,0.21668565320002828,0.2176758842758955,0.21900132761785823,0.21943988324171973,0.21977033391057962,0.2201100795921692,0.22026389647776595,0.22103820952379413,0.22556469144308902,0.22701019416565604,0.22738883990392672,0.22948241517383378,0.23180456487527623,0.23227565236905842,0.2326317728948611],"n_dims_used":45,"mean_confidence":0.9206152174207899},"coverage":{"mean_confidence":0.9206152174207899,"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}}