{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000425},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000120","490:4900000190","490:4900000078","490:4900000166","490:4900001091","490:4900000160","490:4900000205","490:4900000431","490:4900000434","490:4900000731","490:4900000111","490:4900000499","490:4900000076","490:4900000338","490:4900000490","496:4960008161","490:4900000119","490:4900000098","490:4900000334","490:4900000403","490:4900000409","490:4900000355","490:4900000357","490:4900000268","490:4900000493"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7409642699700482,0.6536116231570431,0.6320911793788825,0.6004147876949142,0.5941752612291232,0.5891945263904408,0.5557062522629026,0.5426669978050291,0.5289079032387695,0.5215939790619563,0.5205698674210977,0.5200794275533102,0.5068247457439593,0.5023702658240304,0.4981683101877974,0.4866902597292039,0.48186458870243026,0.47919193910398566,0.4768508253689171,0.47127584919488147,0.4643375840700896,0.4623389448598342,0.46232960178962196,0.459054976861077,0.4542649260397623],"twin_dists":[0.10056728819762098,0.1197724396022904,0.12439801503383852,0.13118410386318952,0.1325204738170187,0.13358762292029058,0.14078244032023174,0.14359906866457628,0.14658462908410483,0.1481782883548735,0.14840183959057557,0.14850893309565402,0.15141271091214392,0.1523929602053814,0.15331982047615555,0.1558631698127303,0.15693784350733989,0.15753449323418597,0.15805800575512957,0.15930805997696185,0.1608707666925686,0.16132241278227077,0.16132452570523176,0.1620660114889898,0.16315406815283423],"n_dims_used":45,"mean_confidence":0.913384755452474},"coverage":{"mean_confidence":0.913384755452474,"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}}