{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003007},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001838","489:4890002000","489:4890003335","489:4890003004","489:4890001666","489:4890003322","489:4890003185","489:4890002010","489:4890001925","489:4890003240","489:4890002515","466:4660012078","489:4890001841","489:4890003204","489:4890002346","489:4890002092","489:4890003458","489:4890003337","489:4890001943","489:4890003164","489:4890001671","489:4890003087","489:4890002661","489:4890003096","489:4890001683"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,466,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.6303514128060071,0.6183058609388633,0.6174703863012201,0.5491254274099135,0.5378906399422637,0.5100867466170509,0.5066238602346934,0.5055390579193146,0.4825806051822991,0.4793464804925955,0.4690082387171361,0.4533050012636322,0.43734507798420386,0.4335608101390976,0.42966521235403415,0.4177791932630003,0.41574970655796867,0.4131120203818645,0.4075965052037816,0.40301053109306473,0.3882087342093673,0.38572288377519615,0.3840630908144175,0.37555905843741516,0.35820920856533334],"twin_dists":[0.12477117321287967,0.12735278237963005,0.1275317430951719,0.1422025882135321,0.14463377228973065,0.15069632609304007,0.15145686784671056,0.15169540015412264,0.15677817600476537,0.15749996416152062,0.1598179255923263,0.16337261586868534,0.16703219798883354,0.167907492978259,0.16881175081389752,0.1715918940324092,0.17206991046248024,0.17269268385071493,0.17400055808767068,0.17509398682595473,0.1786623716808561,0.1792678285894064,0.17967312174781747,0.1817630027425099,0.18610049524582134],"n_dims_used":45,"mean_confidence":0.9134734259711371},"coverage":{"mean_confidence":0.9134734259711371,"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}}