{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001661},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003487","489:4890001656","489:4890002408","489:4890002818","489:4890003509","489:4890002239","489:4890003371","489:4890002322","489:4890002557","489:4890003469","489:4890003061","489:4890001832","489:4890003372","489:4890002387","489:4890003488","489:4890002308","489:4890003144","489:4890002569","489:4890002977","489:4890003426","489:4890002407","489:4890003053","489:4890001907","489:4890002487","489:4890002401"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9211336882494767,0.9097380859758003,0.8987905769166239,0.8517173461059656,0.8499894689935678,0.8483278603959797,0.8467955897141686,0.8400827464696838,0.8377690125118118,0.8325511965501727,0.8324852109193456,0.8274978999246566,0.8266125969401876,0.8239943956291637,0.8224235178009125,0.8200877116316923,0.8195359261083829,0.8192897115516711,0.8118904110424171,0.810066235893214,0.8085103264290463,0.8043130906993623,0.8004378645132411,0.7990245969555339,0.7971824726642547],"twin_dists":[0.05264327339310777,0.056491233450850005,0.0599972966480455,0.07358293741414174,0.07404698397476861,0.07449138908978548,0.07489963088910723,0.07667103465459137,0.07727539806349058,0.07862729782819977,0.07864429916323337,0.07992267639936705,0.08014826784581684,0.08081315142995166,0.08121046356055539,0.08179906786135276,0.0819377394571959,0.08199957111020419,0.08384500350061339,0.08429629874098753,0.08468012332021038,0.08571060257146396,0.08665584933514693,0.08699914700145447,0.08744550150896263],"n_dims_used":45,"mean_confidence":0.913789791531033},"coverage":{"mean_confidence":0.913789791531033,"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}}