{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000355},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000403","491:4910000105","491:4910000462","491:4910000180","491:4910000757","491:4910000400","491:4910000196","491:4910000094","491:4910000289","491:4910000061","491:4910000450","491:4910000570","491:4910000150","491:4910000312","491:4910000179","491:4910000106","491:4910000626","491:4910000158","491:4910000207","491:4910000567","491:4910000456","491:4910000063","491:4910000691","491:4910000628","491:4910000692"],"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":[0.7760489679159319,0.6343823543416673,0.4593558363815958,0.43671286431551704,0.3608410381045563,0.3105193992657744,0.28576922481722583,0.26090862475157833,0.24567244665086294,0.24394573947734202,0.23235966837111688,0.22883197220385423,0.22359497209956242,0.21171682115195242,0.20767828666682056,0.1988271695247869,0.18694266837866047,0.1609998777025408,0.16067270313719556,0.16025635639465072,0.16024704808485393,0.15538737130704605,0.15319567826589317,0.14576415651778635,0.13962012747757754],"twin_dists":[0.09248297545954214,0.12390644457706793,0.161997808419153,0.16717821768367655,0.18543582403854691,0.19862806413914583,0.20556064334864838,0.21289792179586803,0.21761292157077267,0.21815894521314183,0.22188924555648226,0.2230491601322518,0.2247931184948648,0.22885238254501641,0.23026750959769396,0.23343611058047647,0.23784790344481047,0.2482167285676953,0.2483549232719917,0.24853107921201636,0.24853502134907776,0.2506163123044851,0.2515705516071628,0.25488279788430124,0.2577169270086126],"n_dims_used":45,"mean_confidence":0.889723883734809},"coverage":{"mean_confidence":0.889723883734809,"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}}