{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003190},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007397","487:4870002659","490:4900002147","494:4940006944","494:4940007684","494:4940007510","494:4940007054","494:4940007406","494:4940007165","490:4900004038","494:4940007475","494:4940007507","490:4900001844","494:4940007505","494:4940007916","487:4870002294","494:4940007686","487:4870002368","496:4960007778","490:4900003748","494:4940007290","494:4940007514","490:4900003570","494:4940007060","494:4940008399"],"twin_admin_codes":[494,487,490,494,494,494,494,494,494,490,494,494,490,494,494,487,494,487,496,490,494,494,490,494,494],"twin_sims":[0.38362713477516835,0.3598431709069129,0.3511427959541101,0.3405537749901046,0.3381004147567788,0.30822562869827796,0.30453480887025547,0.3030376202981462,0.3003114235351104,0.2975881280879108,0.29624146368523074,0.28517511703500087,0.28485251124137345,0.2828687002129498,0.28129361015528676,0.27164449738539725,0.2715937165656499,0.271452162303408,0.27001365531068233,0.264332390310245,0.26152800642797713,0.2560433801487168,0.25358152168613757,0.25266608933631945,0.24708062636336448],"twin_dists":[0.1797797132307361,0.18568754385167968,0.18789766778257325,0.1906265708201991,0.19126524889372762,0.19925668766591914,0.20027386124567745,0.20068851288569864,0.20144661410867112,0.20220793433601678,0.2025859171600467,0.2057313415959635,0.205824121862415,0.2063960551647076,0.20685188152756734,0.2096788152155429,0.20969385414615538,0.2097357851254004,0.21016266469135025,0.2118625050773577,0.2127099801883094,0.21438406403789548,0.2151428741253291,0.21542622761442448,0.2171694501059011],"n_dims_used":45,"mean_confidence":0.9183084275987413},"coverage":{"mean_confidence":0.9183084275987413,"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}}