{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002622},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002295","489:4890003030","489:4890002375","489:4890003029","489:4890003193","489:4890002536","489:4890002459","489:4890003032","489:4890002863","489:4890002049","489:4890002864","489:4890002537","489:4890003346","489:4890002455","489:4890003189","489:4890002296","489:4890002787","489:4890003033","477:4770000036","489:4890002379","489:4890002617","489:4890003118","489:4890002133","489:4890002376","489:4890002949"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489,489,489,489],"twin_sims":[0.7559232757647222,0.6730055902152193,0.6581242791558654,0.5866433733991757,0.5407648100649797,0.4738044287674192,0.4699450550116023,0.46451844498560135,0.46444158395352536,0.4625808326994088,0.4545761744577566,0.44598690204258296,0.4455825967435788,0.4453888443553924,0.4428947853542849,0.4380707880775313,0.41042060925916163,0.38335864423442967,0.3820795069265938,0.3797719444813213,0.3740256397319432,0.3660456871891031,0.3658069519370879,0.36335146040491656,0.3445382319618434],"twin_dists":[0.09715712309457615,0.1155812369148533,0.11879952254525525,0.13413440378878122,0.14401093466207412,0.15874048501132504,0.1596071845028949,0.16082992986386993,0.16084728374308832,0.161267715393983,0.1630832420628909,0.16504443458978243,0.1651370981889964,0.16518151607889647,0.16575394370492355,0.16686468666689122,0.17332992525334145,0.1798453881249613,0.1801585781082633,0.18072485029982438,0.1821422827668844,0.18412860109274115,0.18418835673150763,0.1848041123353228,0.18959453064126058],"n_dims_used":45,"mean_confidence":0.9197935316297743},"coverage":{"mean_confidence":0.9197935316297743,"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}}