{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008589},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007802","490:4900007915","490:4900008368","490:4900007800","490:4900008685","490:4900008369","490:4900007916","490:4900009252","490:4900007801","490:4900008137","490:4900008911","490:4900008135","490:4900008256","490:4900008807","490:4900009357","490:4900008367","490:4900008695","490:4900009327","490:4900008245","490:4900008038","490:4900008136","490:4900008701","490:4900008909","490:4900009023","490:4900006462"],"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":[0.09672179432384807,0.06302330494383589,0.05485939805688715,0.013485538337974366,0.00473085727975771,0.004185359993730378,0.0031295529766974975,0.0028886890336145238,0.0024948682064508654,0.0022357673514683696,0.0021936278678910156,0.0015686547706980872,0.0015272895730982635,0.001085473224600201,0.0010316373789251534,0.00047994559038404456,0.000369061887574401,0.0002912072861539344,0.00023543859584048026,0.00022930120603591213,0.00018710911249646586,0.00009935145174074148,0.00006318272115546807,0.000041183654531901127,0.000023958869905787805],"twin_dists":[0.2807162173344947,0.30537083610228577,0.31293994214868925,0.3811384694542775,0.4249753937890931,0.4298104890457644,0.4410712397118821,0.44412337028919463,0.4496553869756786,0.45374996560992487,0.4544567400883778,0.4667370650149528,0.4677018367624827,0.4798590505552361,0.48164380606956686,0.5077357600988984,0.5163893958037891,0.5240713239096403,0.530869347574795,0.5317079309466413,0.5381199710003972,0.5576093309052748,0.5711371325754814,0.5836400831997859,0.5990909484890107],"n_dims_used":45,"mean_confidence":0.8872300042046442},"coverage":{"mean_confidence":0.8872300042046442,"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}}