{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003787},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004620","490:4900003647","490:4900006556","490:4900003646","490:4900004202","490:4900006072","490:4900004749","490:4900004060","490:4900004907","490:4900007427","490:4900005047","490:4900007649","490:4900004344","490:4900006437","490:4900004204","490:4900004058","490:4900008211","490:4900007673","490:4900007656","490:4900007540","490:4900006436","491:4910002111","490:4900006071","490:4900006067","490:4900004906"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.009732327772337835,0.008172775743260917,0.007695290734089962,0.005786469883931847,0.0032152213550481284,0.0022175746430975305,0.002140426942807647,0.002026430575648095,0.0012171324019873248,0.0011652484377523322,0.0009436927005038965,0.0008562691829279655,0.0008495807744962489,0.0006773912974596788,0.00045607540731317317,0.0004444212010673782,0.0004162131379476589,0.0002623225815007584,0.0002267212911480179,0.0001898298367504126,0.00018981340271680453,0.00016495522933768594,0.00015723324235822204,0.00014781817094431244,0.00013852903608759944],"twin_dists":[0.39530953040534234,0.4026924585087153,0.4052061829432262,0.41690450277978164,0.44003726706580876,0.45405358502010595,0.4553670661710526,0.457389821298498,0.47581792730765954,0.47735971464690863,0.48475415249266207,0.4881251276287151,0.48839602837986285,0.49615662844607966,0.509427685733516,0.5102840432936228,0.512447042752987,0.5274226941958544,0.5320667551883879,0.5376672794947922,0.5376699955055378,0.5420556108636674,0.5435454510018125,0.5454582391238139,0.54746157659411],"n_dims_used":45,"mean_confidence":0.901752217610677},"coverage":{"mean_confidence":0.901752217610677,"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}}