{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004841","489:4890003798","489:4890003870","489:4890004235","489:4890004750","489:4890004384","489:4890004048","489:4890004047","489:4890003869","489:4890004120","489:4890004109","489:4890003622","489:4890004568","489:4890003805","489:4890004056","489:4890004131","489:4890004433","489:4890004184","489:4890004834","489:4890004569","489:4890003624","489:4890004567","489:4890004696","489:4890003625","479:4790001733"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479],"twin_sims":[0.8840476214321047,0.8309813606221942,0.8182795004695939,0.8003201247674335,0.7982864744457577,0.7910295917217552,0.7849841299288003,0.7793249053564871,0.7678226625009568,0.764179776238513,0.7443995422678161,0.7414275784365423,0.7412776191220332,0.7292144920592476,0.7199080522839837,0.6934338734693729,0.6858657689302622,0.6838416169838443,0.6614388238408082,0.6594225136678408,0.6552749386281465,0.6437681462155501,0.6395459796117815,0.6317154820421577,0.6242939069657312],"twin_dists":[0.06447960208595334,0.07903114174752082,0.08225297197937333,0.08668447828956764,0.08717814786293115,0.08892750003392808,0.09037095339673291,0.09171148143021758,0.094406600218486,0.09525250399231824,0.09978847203968129,0.10046239321103649,0.10049634943714682,0.10321343145229692,0.10529157538917011,0.11113180032681479,0.11278510788777217,0.11322626473028317,0.11808409231033305,0.11851939063983088,0.11941397685957893,0.1218907370555193,0.1227979260938563,0.12447860501839676,0.12606980325662548],"n_dims_used":45,"mean_confidence":0.9170664469401042},"coverage":{"mean_confidence":0.9170664469401042,"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}}