{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003855},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790000628","489:4890003920","489:4890003611","489:4890003793","489:4890003790","479:4790000495","479:4790000361","479:4790001121","479:4790001122","489:4890003730","489:4890004041","479:4790001050","479:4790000364","479:4790000429","479:4790001630","479:4790001053","489:4890003671","489:4890003608","489:4890004046","479:4790001972","479:4790000983","489:4890003607","479:4790000625","479:4790001629","479:4790001869"],"twin_admin_codes":[479,489,489,489,489,479,479,479,479,489,489,479,479,479,479,479,489,489,489,479,479,489,479,479,479],"twin_sims":[0.9343262941320305,0.9244088765748504,0.8962117180867395,0.8945178696819713,0.8779933581932692,0.8668240439955744,0.8645633189905606,0.8645353220723834,0.8643795893558465,0.8619152106476557,0.8616143150332786,0.8545806181362035,0.8524062772551998,0.852385086452875,0.8508695293174162,0.8360712904192508,0.827106088380593,0.826016980736739,0.8202479302532196,0.8188339326295361,0.8120497679841391,0.8116098583463063,0.8081941149744974,0.8060989403158284,0.8011402875999033],"twin_dists":[0.047870527615851234,0.05149348934795525,0.060799739778484914,0.0613223262949009,0.06625285734569068,0.06943592732903553,0.07006743227780644,0.07007522748721559,0.07011857708799907,0.07080205718896752,0.07088519030412684,0.07280955010893296,0.07339736077400501,0.07340307367248247,0.07381087775329234,0.0777169179244121,0.08002256582743066,0.08029982070619286,0.08175877606990098,0.08211395658310876,0.08380551198957577,0.08391450315249135,0.08475800646987311,0.08527301877784414,0.08648494268849595],"n_dims_used":45,"mean_confidence":0.9174684312608506},"coverage":{"mean_confidence":0.9174684312608506,"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}}