{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001056},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710001424","476:4760003506","471:4710001420","471:4710001234","471:4710001649","471:4710000305","473:4730004123","471:4710000306","484:4840000093","484:4840000445","500:5000009142","471:4710001356","471:4710001842","500:5000009926","471:4710001174","468:4680007802","500:5000008305","471:4710000986","498:4980000216","473:4730006584","498:4980002037","500:5000009811","500:5000008810","475:4750009615","476:4760003560"],"twin_admin_codes":[471,476,471,471,471,471,473,471,484,484,500,471,471,500,471,468,500,471,498,473,498,500,500,475,476],"twin_sims":[0.5335431585262225,0.5235562865276644,0.4787822223725535,0.40166861653305697,0.39376316190202637,0.3820382448024499,0.3415735823146014,0.2921999110118529,0.28981523617215793,0.2889462580084187,0.28725474429291603,0.2719075817459261,0.26743315378435173,0.2649608361003597,0.24807343670452747,0.24164641342420215,0.2324423827046124,0.22645363166595672,0.21455450625685507,0.21083263107128558,0.19787281154912276,0.19730576541904152,0.19663554519568363,0.18856609089844073,0.183054020910006],"twin_dists":[0.14557711339871157,0.14775022336980068,0.1576260532310686,0.17541499127922922,0.1773160791025784,0.18016868928840857,0.19036181291755164,0.2037264283124901,0.20440376760261084,0.20465141589842034,0.20513475635254216,0.20960092951949777,0.2109319721486602,0.21167336255437363,0.21685776413908062,0.21888993249397382,0.22186218849320163,0.22383784594239348,0.2278689583857915,0.2291606293591062,0.2337835159854833,0.23399048098333222,0.23423563469459052,0.2372339245190753,0.23933397754572083],"n_dims_used":44,"mean_confidence":0.9165481220592152},"coverage":{"mean_confidence":0.9165481220592152,"n_dims_used":44,"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}}