{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002416},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002096","489:4890002169","489:4890001747","489:4890002250","489:4890003520","489:4890002343","489:4890001685","489:4890002108","489:4890003263","489:4890002572","489:4890002354","489:4890002421","489:4890003398","489:4890001771","489:4890003338","489:4890003243","489:4890003407","489:4890002075","489:4890003149","489:4890001766","470:4700007441","489:4890003448","489:4890003465","469:4690000616","489:4890002113"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,469,489],"twin_sims":[0.7744722043992828,0.5576050843257604,0.5527194635648754,0.5341201060104116,0.49275119907100834,0.4794483092143514,0.47224642386248494,0.4667753010140219,0.4272662788258133,0.42434221512192477,0.42337461468643145,0.38650025670786803,0.38626046521085455,0.3832036490430677,0.37456606926332103,0.3711641686184813,0.3656281641874321,0.34681120238463536,0.3393878913693512,0.3349239095771622,0.33380380217343353,0.3045946414849379,0.30326777325092097,0.29950634435247714,0.292791387486467],"twin_dists":[0.09285317557975478,0.14037315015771398,0.1414266624259918,0.1454518357716749,0.1545179931462237,0.15747721458989294,0.1590900812518423,0.1603208138353153,0.16937026013713535,0.17005277940705998,0.1702790616833472,0.17907829258299074,0.1791367382920561,0.17988331118503165,0.18200852452805413,0.1828520992787026,0.18423312030035316,0.18900863376644458,0.19092977345842926,0.19209590566793036,0.1923898318021941,0.20025731498952018,0.20062469397726518,0.2016712582836562,0.20355893514414625],"n_dims_used":45,"mean_confidence":0.9148089090983073},"coverage":{"mean_confidence":0.9148089090983073,"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}}