{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004445},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001167","490:4900001573","490:4900003202","490:4900002615","490:4900004034","490:4900003337","490:4900004179","490:4900002176","490:4900003475","490:4900002341","490:4900004184","490:4900000464","490:4900004182","490:4900002469","490:4900002004","490:4900001704","490:4900002786","490:4900003227","490:4900002161","490:4900001847","490:4900003893","490:4900001709","490:4900003892","490:4900001193","490:4900003615"],"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":[0.6729598111367482,0.651341997754092,0.649349259860708,0.6338528263995062,0.6257612594913732,0.5898408691343253,0.5600931652403613,0.5460231862133469,0.537806567753928,0.5320505457723651,0.5249531528581495,0.5215917327054855,0.515683646419593,0.5055016279171325,0.5054243762438303,0.49438864433256735,0.48384348827786805,0.48338457977150906,0.4813720998522193,0.47812888778691703,0.46808884850948473,0.45625521362612315,0.4521123907179608,0.44683682680517706,0.446292306119604],"twin_dists":[0.11559116361379575,0.12026131132398016,0.12069030820210813,0.12402006955717682,0.12575530797570375,0.13344911559379277,0.13983715084424822,0.14287301490519358,0.14465200045341625,0.14590134624150322,0.1474457284524023,0.1481787785956602,0.1494698825361001,0.15170363290002156,0.1517206249553355,0.1541554188867355,0.15649674126283744,0.1565989829003438,0.1570477090342233,0.15777210695933963,0.16002488563953957,0.16270147337130622,0.1636443770532221,0.16484974267200175,0.16497445958238752],"n_dims_used":45,"mean_confidence":0.916866217719184},"coverage":{"mean_confidence":0.916866217719184,"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}}