{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000011313},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000011416","500:5000010871","500:5000011320","500:5000011545","500:5000003317","498:4980003247","500:5000004560","500:5000011623","498:4980003971","500:5000003482","500:5000011244","500:5000011117","500:5000011249","498:4980001323","500:5000010869","500:5000011306","498:4980002045","498:4980001025","500:5000011318","500:5000004746","498:4980003972","500:5000010614","500:5000011501","498:4980000946","500:5000004204"],"twin_admin_codes":[500,500,500,500,500,498,500,500,498,500,500,500,500,498,500,500,498,498,500,500,498,500,500,498,500],"twin_sims":[0.8720870257422378,0.773038375571807,0.7057062699428999,0.5935936476649185,0.5922987810477988,0.5302261465891425,0.529594042284994,0.514512851056101,0.4905507844787575,0.4793258368072143,0.4712951313119295,0.46729666487856547,0.4625465577756668,0.46148114052319833,0.46085029496665625,0.44469623664203217,0.4424115168176174,0.43859229740146694,0.4385334549744746,0.4348899387822233,0.43437170452792956,0.43436098400108497,0.4234928221608971,0.4197581841021473,0.41560382779439947],"twin_dists":[0.06794957213763574,0.09318919132829023,0.1084364360501535,0.1326450666919017,0.13292247062102136,0.14629790835762713,0.14643537337549506,0.1497261614934705,0.15500578213874086,0.15750457635921783,0.1593037279964524,0.16020332202919724,0.161275465270403,0.16151646687828025,0.16165925926594737,0.16534035735506003,0.16586500515862504,0.1667443773527736,0.1667579491552855,0.16759972177514548,0.16771967851478795,0.16772216062132494,0.1702514062023766,0.1711267254462377,0.17210430865941295],"n_dims_used":44,"mean_confidence":0.9231041994961825},"coverage":{"mean_confidence":0.9231041994961825,"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}}