{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010676},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008773","490:4900009009","490:4900012021","490:4900011580","490:4900011388","490:4900010991","490:4900010310","490:4900010494","490:4900009722","490:4900011515","490:4900011290","490:4900011753","490:4900011080","491:4910004908","490:4900011296","490:4900011429","490:4900011066","490:4900011752","490:4900009723","490:4900008896","490:4900011582","490:4900011893","490:4900011581","490:4900011779","490:4900011001"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1125092781101331,0.09325958736390104,0.08407334447012134,0.0699692861455554,0.06980299074419144,0.06299543099524589,0.05221511832063682,0.04982725793454895,0.047586302007168575,0.04659142916120183,0.038787641063038704,0.038752619706106904,0.037516866005857734,0.032023701522564875,0.029567676681729146,0.02651107647804072,0.024038265027478755,0.023763826941073766,0.02315411910318175,0.021888556902002816,0.0201512890257341,0.019225830886451342,0.015853157831278452,0.015659766348779285,0.015252889813989217],"twin_dists":[0.2714792841152694,0.28289802164449246,0.28901469634400256,0.2995401762585969,0.29967413927194747,0.30539527019052654,0.31559143407251233,0.3180834387627569,0.3205143594857706,0.32162433743325225,0.3310986267457986,0.33114464136928906,0.3327912888013526,0.34072090819794115,0.3446484982549827,0.3499481328781981,0.35463623398987165,0.3551819451263719,0.3564141455833124,0.3590643825763855,0.3629283010842047,0.36510675413962573,0.37391162924238736,0.37446490496278817,0.37564885112932545],"n_dims_used":44,"mean_confidence":0.8909875696355646},"coverage":{"mean_confidence":0.8909875696355646,"n_dims_used":44,"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}}