{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005305},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005179","490:4900005060","490:4900005040","490:4900007433","490:4900004780","490:4900007552","490:4900006929","490:4900006084","490:4900007550","490:4900005831","490:4900005173","490:4900007063","490:4900004625","490:4900005057","490:4900004082","490:4900005032","490:4900005430","490:4900004774","490:4900006208","490:4900005837","490:4900007062","490:4900005290","490:4900005555","490:4900005826","490:4900004351"],"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":[0.08551745965584745,0.08300857135994973,0.06640910333333641,0.045968796831805055,0.0436212529276193,0.041676277440287665,0.03887758255851401,0.03362508505938829,0.030282853142033245,0.02823108199765864,0.02793082022735035,0.02717956568218429,0.026258077336598632,0.025918573470956344,0.025169168668790334,0.022630398134199592,0.02187560493199233,0.020791685774401502,0.020386546751021778,0.020296856226553837,0.019606101735800758,0.018820178206965955,0.017925848916936462,0.01787534714767953,0.016849478038224616],"twin_dists":[0.2880190238182982,0.28975760164155223,0.3024665632368893,0.32232913923041573,0.32506060172819257,0.3274188731626412,0.3309806133208314,0.33829663530210596,0.3434768263226783,0.34690502526524364,0.3474245477997768,0.348745760532986,0.350410013502345,0.3510358892959618,0.3524428682833371,0.3574952430675378,0.3590921864799632,0.3614713848773533,0.3623884572046637,0.3625936255730558,0.3642007818908091,0.3660906174412145,0.3683269555235885,0.3684561301998118,0.3711519095371073],"n_dims_used":45,"mean_confidence":0.9109548780653212},"coverage":{"mean_confidence":0.9109548780653212,"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}}