{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001738},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001747","491:4910001513","491:4910001198","491:4910001691","491:4910001748","491:4910001120","491:4910001261","491:4910001512","491:4910001682","491:4910001394","491:4910001071","490:4900007286","491:4910001133","491:4910001134","491:4910001690","491:4910001328","490:4900007422","491:4910001137","491:4910001272","491:4910001004","491:4910002360","491:4910001185","491:4910001631","491:4910001454","491:4910001399"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,491,490,491,491,491,491,491,491,491,491],"twin_sims":[0.2394090738541288,0.22062911773884306,0.20769959313749672,0.2008959935856659,0.1849565173264972,0.130300266730687,0.11848680798789109,0.11414987137058667,0.11392095959398764,0.09772556468946596,0.09159988683833431,0.0901375469002724,0.08748067225993664,0.07528437968078545,0.07032910996579651,0.06507239667221298,0.05741768438413798,0.05188222570400507,0.051168170224076576,0.0463089006465266,0.03793931287700151,0.03572365165231258,0.033943248160153254,0.033697741229856415,0.03240743320426536],"twin_dists":[0.2196055524120851,0.22579285185945688,0.230259994748625,0.23268694948566243,0.2386041782475961,0.2621994301601724,0.26824371366343064,0.27057834077647935,0.2707034481206289,0.28009516665487616,0.2839666531580788,0.2849209742405018,0.28668670943013763,0.29538852833162915,0.29925119458185584,0.30359837693925856,0.3104735353827708,0.3159330856739307,0.31667211924217076,0.32194316799556066,0.33222327569931315,0.33526450767389576,0.337826750346228,0.33818899883430914,0.3401307176952648],"n_dims_used":45,"mean_confidence":0.8948442247178819},"coverage":{"mean_confidence":0.8948442247178819,"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}}