{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001857},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001942","489:4890002015","489:4890002520","489:4890001774","489:4890002777","489:4890004846","489:4890001831","489:4890002267","489:4890002357","489:4890002525","489:4890002768","489:4890001764","489:4890003774","489:4890002361","489:4890002359","489:4890002524","489:4890002683","489:4890004608","479:4790001738","479:4790003429","489:4890001686","479:4790003769","468:4680001171","484:4840001414","489:4890001664"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,479,489,479,468,484,489],"twin_sims":[0.9033212165198676,0.5332075757150511,0.48078806906787025,0.4775458650787518,0.47710338769548283,0.4767896142866795,0.4753246091146829,0.4702222585888523,0.46447651221527486,0.4602556341349897,0.44876042394678484,0.4375993310837094,0.4294784287384519,0.4290364488683221,0.41934287780049884,0.414793820502742,0.40962441320260234,0.402891456043657,0.390303737296716,0.3875227869794441,0.3801195578802859,0.3656477873950418,0.3626477175428424,0.3624165612545925,0.3588036835199404],"twin_dists":[0.05856664547260416,0.14564999411938476,0.15717804201539795,0.15790249670887732,0.15800148865218785,0.15807170472054932,0.15839974229983117,0.15954485355143033,0.16083939742748452,0.16179392467960457,0.16440962218317706,0.16697349778375034,0.16885519104665875,0.16895801297999005,0.17122426715914843,0.17229540301526405,0.1735187896326569,0.17512245172862986,0.1781535288902859,0.1788292581731475,0.18063944055983783,0.18422820664740605,0.18498097505561592,0.1850391065659087,0.18595014216616848],"n_dims_used":45,"mean_confidence":0.9194569905598958},"coverage":{"mean_confidence":0.9194569905598958,"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}}