{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002930},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002929","480:4800002743","480:4800003481","480:4800002927","480:4800002832","480:4800002791","480:4800003004","480:4800002736","480:4800003051","480:4800003041","480:4800002834","480:4800002731","480:4800002877","480:4800002923","480:4800002828","480:4800002792","480:4800002840","480:4800003134","480:4800002627","480:4800003270","480:4800003372","480:4800003475","480:4800002841","480:4800002836","480:4800002867"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6004096160756349,0.5627524085772395,0.48938146497552026,0.47984407684770736,0.4769335847133035,0.4693976173420895,0.45291064127562636,0.43378527057502164,0.43109230457753117,0.42709810627848666,0.4225778334453082,0.4044555785429829,0.39256785480960726,0.3924274666600811,0.38713591134847614,0.38480176268560434,0.37981640111716114,0.3727328170630747,0.3686870475235676,0.3558691210756681,0.35079150354712385,0.34360104283372905,0.34070773503458646,0.3259613249654709,0.31556283790219414],"twin_dists":[0.1311852113579552,0.13926463973121497,0.15526526207664096,0.1573888107391408,0.15803948522310665,0.15973031579522218,0.16346244978974328,0.1678554907133371,0.168480105823852,0.16940946159773637,0.17046555872761357,0.1747488486756175,0.17760504743818178,0.17763901342552968,0.17892344404663083,0.17949264783665317,0.18071392505332168,0.18246264727017403,0.18346876597676495,0.18669359324983353,0.18798749849230806,0.18983670366813093,0.19058657321405612,0.19446305569540348,0.1972551437463909],"n_dims_used":43,"mean_confidence":0.9198160393293514},"coverage":{"mean_confidence":0.9198160393293514,"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}}