{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001934},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001829","491:4910002168","491:4910001356","491:4910000842","492:4920004284","492:4920004665","491:4910000550","492:4920004417","491:4910001712","492:4920005622","491:4910001146","492:4920006903","492:4920005671","491:4910002878","492:4920005157","492:4920006954","492:4920004238","492:4920004239","491:4910001082","491:4910000838","491:4910000839","492:4920006810","492:4920004146","492:4920006890","492:4920006260"],"twin_admin_codes":[491,491,491,491,492,492,491,492,491,492,491,492,492,491,492,492,492,492,491,491,491,492,492,492,492],"twin_sims":[0.7013610600855841,0.47577210921529317,0.36726056068334545,0.3153308058378899,0.3065519274174577,0.28898052922672374,0.25560770084726336,0.24574975023898185,0.2384511496621944,0.23786059980430813,0.23447957019517313,0.23381789593173283,0.23279962652884045,0.2319512765622963,0.22681191511488843,0.2228288317927852,0.2213101362988381,0.21986891509061554,0.21865404163910643,0.2142776901079567,0.21072134921392766,0.21033863122003507,0.20958817041058692,0.20733239131526884,0.2031166201353761],"twin_dists":[0.10939294378364632,0.1582995050509463,0.18382481988285598,0.1973180323566181,0.1997170760559545,0.20464164059997092,0.21451801402303572,0.21758853435442535,0.21991327617902703,0.2201033857836925,0.22119778082885116,0.22141316226084237,0.22174540146486066,0.2220229293746017,0.22371868500466807,0.22505051787477212,0.22556250314244802,0.2260505466137947,0.22646360869932436,0.22796450286109216,0.22919948660758074,0.22933323001709077,0.22959596438344074,0.23038958143409907,0.23188870447331394],"n_dims_used":45,"mean_confidence":0.8988939921061198},"coverage":{"mean_confidence":0.8988939921061198,"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}}