{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001986},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003344","498:4980000375","498:4980000501","498:4980000326","498:4980000889","498:4980000327","498:4980000167","498:4980000150","498:4980000379","498:4980000325","498:4980000441","498:4980000146","498:4980000714","498:4980000378","498:4980000324","498:4980001009","498:4980000784","498:4980000524","498:4980000277","498:4980002650","498:4980000380","498:4980001002","498:4980000883","498:4980000796","498:4980000437"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.5789031296820486,0.56921175806308,0.5645314168507986,0.5267122936306303,0.5185436483938692,0.5172561064394694,0.5050802920731797,0.5017094527787007,0.4997858393817692,0.49562657172415103,0.48376409741709436,0.44687711772301464,0.44162606494212847,0.4399176612696503,0.43874273259089924,0.4363471774493847,0.4294154742808315,0.42861217569563703,0.42710959085231137,0.42223773752489113,0.4172125112636344,0.41604933620843204,0.4103787336238692,0.409913087350484,0.40068678325164636],"twin_dists":[0.13579433454938247,0.13787542561952154,0.1388818333409898,0.14706252129372613,0.14884444345035996,0.14912590588672606,0.15179631715594483,0.15253857845761995,0.15296277191357402,0.15388154010602043,0.15651442683430497,0.16484051674117167,0.1660456125439887,0.16643887589530917,0.16670968325128052,0.1672627170653845,0.1688698340920451,0.1690567564120865,0.1694067843111581,0.17054520750781463,0.1717252675156836,0.17199927410503454,0.17333985449562578,0.17345029508802573,0.17565016627299765],"n_dims_used":45,"mean_confidence":0.9259253607855903},"coverage":{"mean_confidence":0.9259253607855903,"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}}