{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003466},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003338","490:4900004161","490:4900003471","490:4900002148","490:4900001699","490:4900003455","490:4900002303","490:4900003198","490:4900003074","490:4900004149","490:4900003330","490:4900003072","490:4900002472","490:4900001732","490:4900003358","490:4900003460","490:4900002608","490:4900001572","490:4900002017","490:4900003595","490:4900003594","490:4900001596","490:4900003603","490:4900003329","490:4900002327"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.818827184851011,0.7797520302191032,0.7492407479481491,0.7439844087856662,0.7142757238012462,0.6795064790195491,0.6629133367694193,0.6463604613728134,0.6428925155958205,0.637421869258063,0.6191338513162612,0.6149039434663638,0.5912520853770723,0.5807636570277059,0.5621591833181145,0.5614116029647442,0.5549579074699905,0.5418450456314263,0.5379703885128486,0.536893401257031,0.5342795588374083,0.5327552340507811,0.525909541812194,0.5226732900374507,0.5199298967564325],"twin_dists":[0.08211564933385836,0.09161065367623326,0.09868665207751652,0.09988271850503938,0.10654240301245987,0.11416972261391377,0.11776558626869459,0.12133335051303369,0.12207894104026065,0.12325404528779667,0.1271754152710008,0.12808142828326055,0.13314672797596924,0.1353951828371571,0.139392324491364,0.13955325771133875,0.1409438016375028,0.14377700691910208,0.1446164820638781,0.14485002494848995,0.145417217239478,0.1457482470068359,0.14723735558230464,0.14794279783309203,0.14854158968163306],"n_dims_used":45,"mean_confidence":0.9175360785590277},"coverage":{"mean_confidence":0.9175360785590277,"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}}