{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002106},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001939","490:4900003820","490:4900001651","490:4900002107","490:4900002404","490:4900004108","490:4900004377","490:4900003822","490:4900004247","490:4900002097","490:4900003159","490:4900003971","490:4900004395","490:4900001517","490:4900008532","490:4900001962","490:4900007853","490:4900003973","494:4940007752","494:4940008968","490:4900002571","490:4900004520","490:4900008521","490:4900004383","490:4900002270"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,494,490,490,490,490,490],"twin_sims":[0.4943096247405379,0.37864248188509453,0.36848194838032344,0.33695844637970274,0.3049219275555587,0.25315430860370414,0.2242260330614792,0.2153290034133444,0.19822897297610256,0.17777752468638622,0.17470920747905533,0.17074718002691966,0.16174956360581683,0.15914934418925875,0.1566471344071261,0.14910965391674633,0.14460488067982288,0.14143296726240384,0.1358701398587849,0.1350975990310423,0.13220565793251038,0.13133314568647608,0.1249583115280772,0.11758022460454415,0.11677147749696744],"twin_dists":[0.15417290789841098,0.1810026244169516,0.18351991670347634,0.19156338605940293,0.2001668398078447,0.21527502814881808,0.2245815425711761,0.22760207813942904,0.2336537309653417,0.24138649640542617,0.2426000050798881,0.24418968470699173,0.2479008372379628,0.24900107937841215,0.2500722750855754,0.25337665787104113,0.25541066725614797,0.2568712101492022,0.25949271644631405,0.2598630966076917,0.2612638648246304,0.2616910065706865,0.26487869718544765,0.2687262524603203,0.2691591292443975],"n_dims_used":45,"mean_confidence":0.9193716261121961},"coverage":{"mean_confidence":0.9193716261121961,"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}}