{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003998},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004548","466:4660003891","490:4900004549","490:4900001686","490:4900005232","490:4900004535","490:4900003030","490:4900004413","490:4900004540","490:4900005640","494:4940007153","490:4900003851","490:4900004954","466:4660003885","490:4900005631","466:4660008250","490:4900004399","490:4900004133","490:4900001819","490:4900003572","490:4900003860","490:4900004815","466:4660003887","494:4940007369","490:4900001987"],"twin_admin_codes":[490,466,490,490,490,490,490,490,490,490,494,490,490,466,490,466,490,490,490,490,490,490,466,494,490],"twin_sims":[0.37651696663533163,0.24191169839720478,0.2381982082222331,0.2362129252737555,0.20721757943131133,0.1819752343634023,0.17930892111180194,0.17777917376207325,0.17662096784046658,0.17506921743290854,0.1540694311247049,0.15351567976985211,0.1517188307504407,0.14957201013675075,0.14348064871580385,0.1380756389904127,0.1372567837830961,0.13286376329776603,0.13106815416559953,0.12842103195646581,0.12139667674412066,0.11937912871587718,0.11801516831446118,0.11206328837955062,0.10363797465285407],"twin_dists":[0.18152645583872545,0.21880536570845538,0.21999466540089452,0.22063543750237008,0.2304301310365388,0.23975018033586706,0.24078639890746464,0.24138584822334086,0.241842146719668,0.242456840135122,0.25118893792319114,0.2514306054370717,0.2522192148736766,0.2531704732291879,0.255925584918635,0.2584439405540536,0.25883185554669186,0.26094308892849044,0.26182115743296597,0.26313232035658973,0.2667137440958653,0.2677715187365723,0.2684943946434421,0.2717259519169898,0.27653517183964393],"n_dims_used":45,"mean_confidence":0.9181678771972657},"coverage":{"mean_confidence":0.9181678771972657,"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}}