{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009523},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010215","490:4900010316","490:4900011627","490:4900007897","490:4900009935","490:4900008328","490:4900010219","490:4900010397","490:4900010821","491:4910004851","490:4900010227","490:4900011074","490:4900008992","490:4900009426","490:4900010902","490:4900009100","490:4900008898","490:4900010320","490:4900010319","490:4900009440","490:4900009728","490:4900012156","490:4900009005","490:4900011690","490:4900009425"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.24537220019904876,0.23478370284623298,0.23253632213119338,0.17276364456895016,0.1023148884221456,0.06968870920675335,0.06708258474744769,0.05581964432338781,0.05159813444757104,0.04984895298034879,0.04835020924684232,0.04470458306022702,0.04387184931363222,0.04369966771923104,0.04297746488803631,0.038100846205456285,0.037299974284606775,0.03627222797073727,0.03596061652407898,0.03559092344746443,0.03530610323002753,0.03453821440208723,0.0340623155081735,0.03195281283643237,0.03168966628361751],"twin_dists":[0.21770768819527808,0.22109891629333042,0.22183146721281646,0.243377362194265,0.2773177712321878,0.2997663516904977,0.3019033408238529,0.31200325346971286,0.3162260955513813,0.31806035421093276,0.3196751603908111,0.3237851587189751,0.3247632200341538,0.32496739324812335,0.32583121824472366,0.3320074970500498,0.33308502599771084,0.334496924640648,0.33493171987085785,0.335451728555988,0.3358554961785148,0.33695804474721847,0.3376518684890229,0.34083059781794733,0.3412396056999099],"n_dims_used":45,"mean_confidence":0.885980733235677},"coverage":{"mean_confidence":0.885980733235677,"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}}