{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000648},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000769","470:4700000762","470:4700000450","470:4700000357","470:4700000363","470:4700001435","470:4700001020","470:4700000365","470:4700000228","470:4700000880","470:4700002208","472:4720000251","470:4700002737","470:4700000397","470:4700000884","470:4700000679","470:4700001741","470:4700000881","481:4810001621","470:4700000291","470:4700000135","488:4880004548","470:4700000445","470:4700001745","470:4700002211"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,472,470,470,470,470,470,470,481,470,470,488,470,470,470],"twin_sims":[0.913976262222067,0.830210439574146,0.8073116562423962,0.7896951430707049,0.7644538525924245,0.7621472060320279,0.7359940780279879,0.7154795859986084,0.7145169100761382,0.7071763958122735,0.6973703776394479,0.6863849313315006,0.6784096287532306,0.6692677562904975,0.6614259320694774,0.6603415134288484,0.6516335288734123,0.646739654866993,0.6381226673732353,0.6364094138004468,0.6354806839217997,0.6282013692014146,0.6234972275811403,0.6206397219630013,0.6195690439100892],"twin_dists":[0.055085978387739834,0.07922898731446276,0.0849751400312528,0.08924717411942303,0.09518898343760648,0.0957229700727442,0.10168985030260537,0.10627546233228274,0.10648894072111172,0.10811224522497216,0.11026927107731262,0.11267189033708162,0.11440814553534547,0.11639117440908148,0.11808687636859963,0.11832102289550146,0.12019853241097136,0.12125179145045059,0.12310357906531957,0.12347139439421825,0.12367073730890091,0.1252322126214953,0.12624053504136665,0.1268528101806215,0.12708218689959025],"n_dims_used":43,"mean_confidence":0.9137936969136082},"coverage":{"mean_confidence":0.9137936969136082,"n_dims_used":43,"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}}