{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000717},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000544","491:4910000844","491:4910000900","491:4910000655","491:4910000777","492:4920006982","491:4910000843","491:4910000778","492:4920006642","491:4910000841","491:4910001772","492:4920006771","492:4920006907","491:4910000903","491:4910001414","491:4910001638","492:4920005111","492:4920003941","491:4910001472","492:4920006644","492:4920007069","491:4910000594","492:4920006720","492:4920006838","492:4920007022"],"twin_admin_codes":[491,491,491,491,491,492,491,491,492,491,491,492,492,491,491,491,492,492,491,492,492,491,492,492,492],"twin_sims":[0.6108123641596674,0.5948094642069439,0.5885382006916824,0.5822340015722307,0.505328721098699,0.4362908524644581,0.43625284082296534,0.4351218863478649,0.4063719948522168,0.39425991812791883,0.3802503360929651,0.36059920652103694,0.35881327223681403,0.3418818524873397,0.33976115452676153,0.33729115561741413,0.3308246075468597,0.316317624158626,0.3137775261892252,0.31370054315191576,0.31109195711388804,0.3105243371069393,0.304159567770775,0.30406237968051536,0.30356493714497557],"twin_dists":[0.12895764424530745,0.13238462075996157,0.13372827805844253,0.13507981233662628,0.15174166594712588,0.16727573459546896,0.16728452002053046,0.16754605090810124,0.17429197765328372,0.17719610681099712,0.18060731769917704,0.18549679532071947,0.18594771805904486,0.190281864403334,0.1908326409534182,0.19147646842143945,0.19317422537302142,0.19705075184858445,0.19773970187942458,0.19776063130564409,0.19847156615219644,0.19862671376695948,0.20037767431636488,0.200404574185718,0.20054233526568457],"n_dims_used":44,"mean_confidence":0.8960524472323331},"coverage":{"mean_confidence":0.8960524472323331,"n_dims_used":44,"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}}