{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005944},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006187","490:4900005035","490:4900004483","490:4900004743","490:4900006799","490:4900004892","490:4900006437","490:4900005679","490:4900004618","490:4900003508","490:4900004755","490:4900006188","490:4900004344","490:4900008551","490:4900005034","490:4900004749","490:4900007656","490:4900006197","491:4910001075","490:4900007289","490:4900006068","490:4900004061","490:4900007290","490:4900006794","490:4900006072"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490],"twin_sims":[0.2488289185132265,0.1829271384377722,0.01826115104146285,0.016774170695126822,0.015036848962019896,0.013780467736094716,0.012027125878452295,0.009492197350203376,0.009386783448689626,0.007766819245722182,0.007673194199208344,0.005948157286925592,0.004813044285171014,0.0047278344616332405,0.004226659864392516,0.0038512673371281637,0.0038481112713013507,0.0033884793707626517,0.003365362063270336,0.0032904459182528578,0.003057775696478611,0.002821684375653206,0.0024565213773441457,0.0022478174796244856,0.0019758702035039396],"twin_dists":[0.2166211214857468,0.23938283962230802,0.36747730262886674,0.371355426281491,0.3762888416569609,0.38017983090242563,0.3861704127403448,0.39637409048177596,0.3968490276699163,0.40482086281842367,0.4053258655141456,0.41578800618826367,0.42429124342711133,0.4250007615363086,0.4294249686271397,0.4330628899908216,0.43309482015186723,0.4380208049083191,0.43828434118584936,0.4391498790961004,0.44195765260505104,0.4450137993730345,0.4502360559260352,0.4535501064495962,0.4583206572369201],"n_dims_used":45,"mean_confidence":0.8972268846299913},"coverage":{"mean_confidence":0.8972268846299913,"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}}