{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002310},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001508","480:4800001667","480:4800001554","480:4800002070","480:4800001724","470:4700005794","480:4800002167","480:4800001502","480:4800002172","480:4800001856","480:4800001959","480:4800002356","480:4800002266","480:4800001909","480:4800002340","480:4800001506","480:4800002447","480:4800001668","480:4800002057","493:4930004536","480:4800001795","466:4660004548","499:4990000150","470:4700006495","480:4800001837"],"twin_admin_codes":[480,480,480,480,480,470,480,480,480,480,480,480,480,480,480,480,480,480,480,493,480,466,499,470,480],"twin_sims":[0.46394056804853046,0.42558492057732905,0.3730040395475479,0.337482024264228,0.2577917426406232,0.2398705114776499,0.21799929889895758,0.1953770591245262,0.18845326329678258,0.1874440149368175,0.18650598357407724,0.18573428018851929,0.18293788538121927,0.1722771147829122,0.16807992225932977,0.16640220811892273,0.16320965503751092,0.15757159461541753,0.156157458310965,0.13748527006021524,0.13663795427722006,0.12760004110990258,0.12656199576773652,0.11560452730129302,0.11438613972605136],"twin_dists":[0.16096042891004836,0.1697624763358282,0.18239539238052035,0.19142662640538666,0.21384797380092652,0.21945760584514445,0.2266868628168735,0.23469753325205855,0.23727647590129955,0.23765789637098805,0.23801369576356884,0.23830734954228555,0.23937870007835046,0.24357273429569365,0.24527481603622342,0.24596372832894836,0.24728864137817771,0.24967507018707763,0.25028336380394456,0.2587234413872623,0.25912616294916385,0.26354311872290853,0.2640653993797262,0.26978780450351714,0.2704494151626219],"n_dims_used":43,"mean_confidence":0.9211287387581759},"coverage":{"mean_confidence":0.9211287387581759,"n_dims_used":43,"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}}