{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002757},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960004905","479:4790003786","469:4690003298","469:4690003197","489:4890002812","478:4780005611","468:4680002274","472:4720006296","500:5000006271","496:4960005063","500:5000009881","469:4690003198","478:4780005913","477:4770000206","479:4790003872","480:4800004252","490:4900005925","487:4870010710","478:4780003393","469:4690002905","473:4730003096","480:4800004422","494:4940004227","468:4680002337","468:4680001610"],"twin_admin_codes":[496,479,469,469,489,478,468,472,500,496,500,469,478,477,479,480,490,487,478,469,473,480,494,468,468],"twin_sims":[0.09054425753613932,0.08957154771985965,0.051912611309858275,0.03825197314225792,0.03541377289577176,0.03480581484196975,0.02848329993645545,0.02453217980113716,0.023160553112218592,0.01857468470636495,0.016746504579524053,0.016393330638597662,0.015049560489332372,0.01305459106304089,0.012548548915234405,0.01232220935735792,0.011066655687434373,0.009686159773978463,0.009569913757585953,0.009375760805596866,0.009300656316217983,0.008806050540293823,0.008337508347490084,0.008174136841645656,0.007210432022623271],"twin_dists":[0.284654332352889,0.28529363745334657,0.3159018251518797,0.33180631984761766,0.33570253671759254,0.33657147224672557,0.3464722886068668,0.3536675479759887,0.356400996549521,0.3666950738624352,0.37143039491685287,0.37239709155886064,0.37625096203753894,0.38257309180998245,0.3843122027822981,0.38511024571763486,0.38978874338312164,0.3955123712724345,0.39602694879214556,0.396898964286043,0.3972406175032347,0.3995542210378032,0.4018557097757574,0.40268548322732384,0.4079062372393362],"n_dims_used":45,"mean_confidence":0.8996553209092882},"coverage":{"mean_confidence":0.8996553209092882,"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}}