{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001559},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001695","490:4900002465","490:4900004010","490:4900001996","490:4900002453","490:4900003209","490:4900004585","490:4900004021","490:4900004592","490:4900001866","490:4900003084","490:4900001704","490:4900004426","490:4900003199","490:4900004577","490:4900000898","490:4900003061","490:4900003866","490:4900000664","490:4900001880","490:4900003589","490:4900001567","490:4900003457","490:4900003728","490:4900002601"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5875454476633322,0.46740832134886534,0.45351584425359753,0.44363563214376334,0.4431422818173182,0.4427960993027676,0.42529194916469876,0.4228752393124337,0.42195680879516295,0.4144220261640727,0.40783546793005243,0.3970300662366865,0.39429897334117336,0.3924023329896577,0.39185940571217026,0.39169868107760974,0.38521480569002603,0.3842514446414489,0.38413999080479494,0.3834958304258907,0.3755485245590087,0.37367216877414206,0.36810761843262835,0.3652981999151892,0.3631726295254682],"twin_dists":[0.13394104893780326,0.16017816556456735,0.16332459832594168,0.16558377814589129,0.16569708389140422,0.16577661924878692,0.16983088435845184,0.17039592978655907,0.17061101995039002,0.17238316948026255,0.17394373296144294,0.17652836022263002,0.17718667750024714,0.17764509494823838,0.177776509834485,0.1778154293147519,0.179391804250259,0.17962708701551908,0.17965432565706543,0.17981182855766453,0.1817656056290889,0.18222981947822675,0.18361330942706178,0.1843157632680521,0.18484903916492815],"n_dims_used":45,"mean_confidence":0.9173773871527777},"coverage":{"mean_confidence":0.9173773871527777,"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}}