{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880005484},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880004901","488:4880005578","488:4880001192","488:4880000922","488:4880000852","488:4880000935","488:4880004906","496:4960005938","488:4880001361","496:4960000643","493:4930005259","496:4960000291","470:4700001611","488:4880005313","496:4960005378","496:4960005809","496:4960000533","488:4880001642","496:4960001554","496:4960006205","493:4930005011","488:4880000525","496:4960000182","496:4960004935","496:4960000449"],"twin_admin_codes":[488,488,488,488,488,488,488,496,488,496,493,496,470,488,496,496,496,488,496,496,493,488,496,496,496],"twin_sims":[0.7732973545010708,0.7531463727543947,0.6391370014733696,0.6094319506225947,0.5780862325369494,0.5468076967538431,0.5445439449149313,0.529286338599988,0.5284023432008641,0.5196062903524886,0.5195143765081726,0.5173543907043995,0.5075017674076294,0.5048718465741283,0.5016019267243921,0.4991745343394917,0.49243096834460226,0.49121257645894095,0.49038583460597346,0.4839619843999358,0.4838154649150605,0.4835008011062042,0.48172796033233095,0.47983440652283527,0.4796586525293257],"twin_dists":[0.09312854365672683,0.09779396836775792,0.12288576129205779,0.12925323833304647,0.1359696232450513,0.14270341280531526,0.14319292534748945,0.14650230298006053,0.1466946300915929,0.1486122708656636,0.14863234831929253,0.1491044145710588,0.15126392780167883,0.15184217805749442,0.152562278123856,0.15309767138615116,0.15458894200402393,0.15485900777750716,0.15504237442727314,0.15647034605525306,0.15650298380749497,0.15657308673090156,0.15696831932023977,0.15739097055219067,0.1574302266463645],"n_dims_used":45,"mean_confidence":0.9198294745551215},"coverage":{"mean_confidence":0.9198294745551215,"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}}