{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001821},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006758","490:4900002580","490:4900003712","494:4940008669","490:4900001692","490:4900006395","490:4900007500","490:4900006634","490:4900003856","490:4900007244","490:4900012288","490:4900004271","490:4900003206","494:4940007273","490:4900001398","490:4900001978","490:4900007491","490:4900001271","494:4940007254","490:4900003709","490:4900005637","490:4900004534","490:4900000791","490:4900007246","490:4900007003"],"twin_admin_codes":[490,490,490,494,490,490,490,490,490,490,490,490,490,494,490,490,490,490,494,490,490,490,490,490,490],"twin_sims":[0.44517121020215433,0.39581942207124515,0.3827308399591839,0.3530303232365321,0.34460211871429797,0.3422919136429343,0.3332102695729649,0.3104855565928963,0.300625641758676,0.29277189157320904,0.26702638983540566,0.2469213343716348,0.24254556961804,0.23712414801177106,0.22690097315909796,0.22654472550398297,0.2141783309343464,0.21067172076747923,0.20685045314564132,0.19742714146203558,0.19571498223847153,0.19465826720096457,0.1909886958688568,0.18635452301510552,0.1813732924270747],"twin_dists":[0.1652314176813348,0.17681992214141085,0.17999903996529462,0.18741579946741638,0.18957803482120172,0.19017557649345773,0.19254579756340193,0.19863731956807415,0.20135903217070106,0.203564452758994,0.2110536573385952,0.2172195335476128,0.2186035449360514,0.2203408956828398,0.22368908469839752,0.22380753733702463,0.22799881750561435,0.22921682029333101,0.23055989677549987,0.23394614561718904,0.23457330420727868,0.2349622759697669,0.23632453884209703,0.2380712631372348,0.23998317145415807],"n_dims_used":45,"mean_confidence":0.9195506625705295},"coverage":{"mean_confidence":0.9195506625705295,"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}}