{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001944},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002052","491:4910002344","491:4910001601","491:4910001720","491:4910001781","491:4910001774","491:4910001660","491:4910002183","491:4910002188","491:4910001840","491:4910002142","491:4910001294","491:4910001486","491:4910000399","491:4910001603","491:4910003272","491:4910001952","491:4910001986","491:4910001655","491:4910001602","491:4910001780","491:4910002246","491:4910001357","491:4910003314","491:4910003073"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.4342137774027529,0.33934899122254947,0.3113243079752268,0.288775504987265,0.2637463819505422,0.25331588720865694,0.24854150110254028,0.2452292283217119,0.23292485712800104,0.2294193596004988,0.2291954105761511,0.20609532232484162,0.18235376096235237,0.17969674398802682,0.17283789335002872,0.172244586201066,0.17211607280675797,0.1652987713975558,0.1597634779933331,0.15203594882356194,0.1502828041660985,0.14434211774453842,0.1436502839827951,0.14207288569008772,0.140808059033709],"twin_dists":[0.1677562456126646,0.19093989956061283,0.19840810437882264,0.20470013069902002,0.21203912832793836,0.21522502878877703,0.2167110960749504,0.21775284058199496,0.2217044900471317,0.22285521134006292,0.2229291180820121,0.2308273031738748,0.23960394442399027,0.2406350028448382,0.2433475812990282,0.24358581062675008,0.2436374896764007,0.24641956226864123,0.24874004619657616,0.25207954015058526,0.2528544133528173,0.25553075055547897,0.2558476976831175,0.25657460656915076,0.25716182209745664],"n_dims_used":44,"mean_confidence":0.8958121213045988},"coverage":{"mean_confidence":0.8958121213045988,"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}}