{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003652},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001085","499:4990000593","477:4770003699","477:4770003918","499:4990001001","477:4770003812","477:4770003947","477:4770003545","499:4990000909","499:4990000522","499:4990000598","499:4990000166","477:4770003884","477:4770004019","477:4770003589","477:4770003644","499:4990001197","477:4770003595","499:4990000995","477:4770003534","499:4990000451","499:4990000834","499:4990000835","499:4990000747","477:4770003873"],"twin_admin_codes":[499,499,477,477,499,477,477,477,499,499,499,499,477,477,477,477,499,477,499,477,499,499,499,499,477],"twin_sims":[0.851040519404662,0.8424878652129715,0.8327737843581202,0.823761089184707,0.8229408847920706,0.8202304826567043,0.8165450198281008,0.8124679568253285,0.8105479806029319,0.8017425452489068,0.8016662755577594,0.8008006055849118,0.799790891074809,0.7953754458509389,0.7946337181594666,0.7931315027721054,0.7924226036601331,0.7875153479249137,0.7776560778269515,0.7685814178819484,0.7650723993137994,0.7587466755838664,0.7458527695500609,0.7450014509872656,0.7448263400921232],"twin_dists":[0.0737649445424595,0.07603949267184286,0.07856993042681422,0.08087223556542392,0.0810797405591054,0.08176316437425814,0.08268696259899196,0.08370182557830459,0.08417725316132305,0.08633825751861914,0.08635684135575779,0.0865676141727516,0.08681309922209254,0.08788214483676393,0.08806103240093817,0.0884227327883904,0.08859314427177131,0.08976806168365695,0.09210489722442267,0.09422996464533467,0.09504555544798722,0.09650772387502747,0.09945826194304094,0.09965175774163364,0.09969153942396561],"n_dims_used":45,"mean_confidence":0.9247116088867188},"coverage":{"mean_confidence":0.9247116088867188,"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}}