{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000011023},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000010188","498:4980001431","468:4680000567","484:4840005838","500:5000010765","500:5000010936","484:4840005069","484:4840004366","484:4840003948","498:4980003706","468:4680003315","485:4850009001","498:4980003040","498:4980000306","498:4980003314","468:4680009465","500:5000004741","500:5000011123","500:5000010011","498:4980000560","468:4680001477","498:4980003497","500:5000011598","468:4680008194","500:5000010841"],"twin_admin_codes":[500,498,468,484,500,500,484,484,484,498,468,485,498,498,498,468,500,500,500,498,468,498,500,468,500],"twin_sims":[0.441291958217814,0.4283835326480498,0.42635097625468604,0.4234056830348913,0.38136012627524274,0.34185648300292854,0.3207227569497596,0.3137529602426987,0.2965102623197107,0.2877998504534198,0.28204892332995707,0.27586552070780856,0.2724192024533371,0.2703734913783163,0.2590062627168115,0.25717606923971725,0.25431895107362995,0.24885777196415565,0.24544604835286174,0.24175186778959024,0.23429354885890055,0.23323078500047123,0.23090115167860728,0.2305943325825896,0.2283131941379279],"twin_dists":[0.16612247506634653,0.16910998637365482,0.16958369661178233,0.17027179270906215,0.18033493580065058,0.19028844241279963,0.19586331897990175,0.197746380321323,0.20251038991211298,0.2049788098315844,0.20663310399637616,0.20843473688550393,0.2094495978479948,0.21005575124040157,0.2134769223307014,0.21403649130368949,0.21491509033387776,0.21661209273475313,0.21768437262070311,0.21885630885411367,0.22125829228524638,0.22160460759327907,0.22236739210534776,0.2224682298491568,0.22322072871309956],"n_dims_used":45,"mean_confidence":0.9233440823025174},"coverage":{"mean_confidence":0.9233440823025174,"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}}