{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006704},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007208","490:4900007573","490:4900004908","490:4900006824","490:4900005190","490:4900006699","490:4900007316","490:4900004909","490:4900007329","490:4900005973","490:4900005323","490:4900004765","490:4900005181","490:4900008687","490:4900006575","490:4900006574","490:4900005185","490:4900006943","490:4900005180","490:4900006088","490:4900007452","490:4900006688","490:4900006216","490:4900007202","490:4900005713"],"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":[0.007150764839440578,0.003556042857909084,0.002214438427599591,0.0017094728468771399,0.0009647782425230059,0.0008137877917913658,0.0007280544929144613,0.0005616407596519523,0.00024182911430245928,0.0002145396763400342,0.00014537698682104807,0.0001286414444197553,0.00012304455653064546,0.00010936323957183899,0.00008026421934083018,0.0000560185499757755,0.000046173495668824426,0.000040164760329805156,0.00003378864255176378,0.000030196921770775407,0.000030169537036017502,0.000027764603806892588,0.00002754258488274383,0.000020966863048624576,0.00001965388916595922],"twin_dists":[0.4082497018040948,0.43615816608950203,0.45410615652078057,0.4636199131478561,0.4839846360865544,0.4898803313983115,0.4936985103704083,0.5024866615726642,0.5300177419589891,0.5338146629294143,0.5459729520819322,0.5497383633275833,0.5511015102963838,0.5546974396150873,0.5640258227652637,0.5746803763665277,0.580325500967133,0.5843636292355993,0.5893321818860846,0.5925400351426403,0.5925658615140882,0.594925770336681,0.5951533547889591,0.6028349905530014,0.6046417002127283],"n_dims_used":45,"mean_confidence":0.9161118401421441},"coverage":{"mean_confidence":0.9161118401421441,"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}}