{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007364},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006989","490:4900006271","490:4900001685","490:4900004950","490:4900007365","490:4900006389","490:4900007123","490:4900007362","490:4900001551","490:4900007118","490:4900006392","490:4900006880","490:4900006393","490:4900007607","490:4900007363","490:4900012706","490:4900007496","490:4900002748","490:4900004969","490:4900007115","490:4900007117","490:4900003038","490:4900004961","490:4900004549","490:4900006270"],"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":[0.5288033072259473,0.405048810177037,0.38526759997890914,0.27129510279668534,0.25840015814514505,0.2386379421420978,0.21793645229803452,0.21319767547398438,0.21286167345781798,0.2075246650016925,0.20286168467639842,0.20275993892940475,0.20078676360636086,0.17971242119444242,0.17542008952251772,0.17352119343780825,0.17027289105700386,0.1563729534822966,0.15542382181617082,0.1507434378242817,0.14918403293197366,0.1470799660838213,0.14680048204081386,0.1364865771378622,0.13628858369388083],"twin_dists":[0.14660738548466493,0.17460732000110285,0.17937891834578235,0.20978232482414327,0.2136619576030335,0.21985320785989595,0.22670831591877108,0.2283380747886386,0.2284545572307868,0.23032170793612589,0.23198004006568398,0.23201651446115265,0.23272637047756997,0.24062888773960514,0.24231751090234213,0.24307394081168615,0.24438174738434945,0.25019040903234174,0.25060052569079994,0.25265017644297383,0.2533434572727521,0.2542874042956539,0.25441353812940465,0.25919830784318904,0.2592927601284621],"n_dims_used":45,"mean_confidence":0.9218887329101563},"coverage":{"mean_confidence":0.9218887329101563,"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}}