{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012138},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009383","490:4900010278","490:4900008840","490:4900012208","490:4900010457","490:4900011543","490:4900011036","490:4900011863","490:4900009163","490:4900008607","490:4900010369","490:4900010093","490:4900009379","490:4900010191","490:4900009275","490:4900010869","490:4900006486","490:4900012069","490:4900004795","490:4900004669","490:4900008818","490:4900009992","490:4900010282","490:4900008952","490:4900009888"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.34267192770337823,0.30413481443511015,0.253385270678131,0.24050017625857095,0.22863184836791595,0.21112481289073542,0.1935593300114165,0.19312090135895157,0.1814311649732519,0.17765188655986272,0.17335829933975336,0.16984112004803295,0.16882470753954346,0.16583936202239927,0.16327945520748338,0.15173950675746642,0.14821488629826501,0.1440124508819731,0.1415247700320031,0.14080538458503306,0.14013529959451854,0.13813127318489515,0.13791301319651222,0.1366117325146045,0.1354685079660516],"twin_dists":[0.19007713744082966,0.2003845251095632,0.21520356478736524,0.2192560201490424,0.22311531393146822,0.22905867192190876,0.2353683481522408,0.2355308008481977,0.23996074724321803,0.24143589201976076,0.24313910482625273,0.24455692656142503,0.24497057416888549,0.24619596871275964,0.24725947470345672,0.25221010158846835,0.25377701624915916,0.25568163864534027,0.25682859809164915,0.2571630679052015,0.25747576310155534,0.25841764752063356,0.2585208438543639,0.2591386557024933,0.2596850736392223],"n_dims_used":45,"mean_confidence":0.9167089674207899},"coverage":{"mean_confidence":0.9167089674207899,"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}}