{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002860},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000616","477:4770000459","489:4890002528","477:4770000512","477:4770000025","477:4770000564","477:4770000282","485:4850002385","477:4770000664","477:4770000045","466:4660013182","478:4780006229","477:4770000608","477:4770000617","477:4770000024","489:4890001953","477:4770000510","485:4850008022","477:4770000458","477:4770000283","488:4880000210","488:4880000371","477:4770000515","478:4780004479","484:4840001281"],"twin_admin_codes":[477,477,489,477,477,477,477,485,477,477,466,478,477,477,477,489,477,485,477,477,488,488,477,478,484],"twin_sims":[0.497229066776226,0.4755172322413386,0.4370435041602849,0.38277619247088374,0.33673957430330675,0.31392815158756987,0.3085971960710806,0.30065206831721103,0.2919057814485347,0.2802350257057869,0.28009979327762263,0.27979309397083957,0.2777269084154884,0.2702582081293937,0.26986896097066265,0.2678489670281745,0.2592491482354795,0.25695266108756326,0.25212546086406173,0.2494050537977661,0.24087797023579727,0.237545582337403,0.23526147638059705,0.23356870862568077,0.23126016384865158],"twin_dists":[0.15352729626811035,0.1583565921284866,0.1671018407763069,0.17998793612889027,0.19162058993401518,0.19769875970204415,0.1991546752211392,0.2013516687431317,0.20380979427026108,0.20715910184723996,0.20719839941961354,0.20728756674509147,0.2078898278830011,0.21008999428888117,0.21020568067794373,0.2108076985437536,0.21340284933368386,0.21410496875187937,0.21559387514514666,0.21644096543635633,0.2191352347188716,0.22020492193027116,0.2209437754655712,0.22149437876720046,0.22224951285103958],"n_dims_used":45,"mean_confidence":0.91960695054796},"coverage":{"mean_confidence":0.91960695054796,"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}}