{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002911},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002993","489:4890002826","489:4890002910","489:4890003377","489:4890002739","489:4890002558","489:4890002144","489:4890002821","489:4890003317","489:4890003440","489:4890003523","489:4890002822","489:4890003363","489:4890002148","489:4890002484","489:4890003459","489:4890002734","489:4890002317","489:4890002473","489:4890003587","489:4890003570","489:4890003076","489:4890003316","469:4690002058","489:4890003074"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,469,489],"twin_sims":[0.8718091620727234,0.8607308878013022,0.8019392288131766,0.7871368829015972,0.7768774898861525,0.7716005338096954,0.7632143609959157,0.7370376358204437,0.7341344829300314,0.7217803493817782,0.7169412528053577,0.7149292985683152,0.7105808922583939,0.7091652592524141,0.708389080990772,0.7083404061795172,0.6865207724194086,0.6837752229196175,0.6822959151425344,0.6797459270629957,0.6758949515818835,0.6709200681574179,0.6583898177294091,0.6580208149941621,0.6571521402499274],"twin_dists":[0.06802863081208198,0.0711288742659486,0.08629032338724857,0.0898583389959443,0.09228815850919776,0.09352555826918359,0.09547609531970945,0.10145455823209373,0.1021086150201653,0.10487465959966566,0.1059510585314492,0.10639750868368573,0.10736033237287461,0.10767318632506172,0.107844600356062,0.10785534705264707,0.11264226183771571,0.11324072803663482,0.11356286691628419,0.1141176586819094,0.11495434551283289,0.11603328204411134,0.11874223373139116,0.11882184327405061,0.1190092190724668],"n_dims_used":45,"mean_confidence":0.9140518188476563},"coverage":{"mean_confidence":0.9140518188476563,"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}}