{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008312","466:4660002739","496:4960012137","487:4870002640","466:4660000979","466:4660003284","487:4870005865","487:4870001960","466:4660013514","490:4900001462","496:4960000270","487:4870005150","487:4870002132","490:4900007507","490:4900007756","496:4960000271","487:4870006171","466:4660014174","496:4960004814","496:4960001404","496:4960009319","466:4660002339","488:4880005189","490:4900001324","466:4660006502"],"twin_admin_codes":[490,466,496,487,466,466,487,487,466,490,496,487,487,490,490,496,487,466,496,496,496,466,488,490,466],"twin_sims":[0.6651774823107252,0.39558345912410003,0.3732888150279569,0.3607710332774121,0.3440000980699273,0.33961729800082663,0.32981602252159803,0.3291963160883008,0.3246851606250195,0.32039828863956515,0.31415339267052966,0.31205437937143454,0.2982156372444742,0.29303877171986487,0.28413279816739856,0.27787244052896853,0.2747126992159084,0.27213299348491404,0.2694627175588721,0.2656763714602995,0.2644142807014871,0.2621136880604722,0.259100122080956,0.25745453646138733,0.25290730228568464],"twin_dists":[0.11727621376319863,0.17687679732996717,0.1823248027021867,0.1854534717170572,0.18973354351103713,0.19087006926585118,0.19344065142885386,0.19360457392399708,0.19480301208571152,0.19595046754906822,0.19763755672249667,0.19820887656882855,0.20203214792699628,0.20348894087103628,0.20603133697542644,0.20784731838551085,0.20877334599806444,0.20953423366370902,0.21032652852060593,0.21145834903215874,0.21183784274384557,0.2125325209612285,0.21344829277911562,0.21395119014548486,0.215351501760988],"n_dims_used":45,"mean_confidence":0.9116700914171006},"coverage":{"mean_confidence":0.9116700914171006,"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}}