{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003781},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004336","490:4900004337","490:4900003924","490:4900002972","490:4900003374","490:4900007038","490:4900002971","490:4900003631","490:4900002823","490:4900004334","490:4900003638","490:4900003923","490:4900003111","490:4900004476","490:4900004196","490:4900004477","490:4900002373","490:4900003110","490:4900004065","490:4900004889","490:4900004475","490:4900003640","490:4900006548","490:4900002968","491:4910001855"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.7308523815031516,0.521070321526865,0.4741948044695589,0.4612640220882939,0.4187841331447846,0.4129074677037097,0.39258441516647163,0.38639190542965934,0.38399383886019955,0.38220015458357065,0.33936087065957643,0.33212809362278456,0.32389120063302007,0.3148371784441416,0.3071745585997373,0.29902860611767196,0.29249020259968356,0.28155817314252424,0.2719405227387215,0.2609360838720359,0.25676766609887386,0.2552210089185417,0.25437341205500513,0.25286203463587603,0.24929273729289433],"twin_dists":[0.1028461263692714,0.14829258369970783,0.15865294944180766,0.16156560400484224,0.1713555625570733,0.1727410518161551,0.17760104114172526,0.1791046995098315,0.1796900500240996,0.18012901671032325,0.19093680715669337,0.19283055712448338,0.19501488899279731,0.19745190955407765,0.19954563885085533,0.20180473040607283,0.2036441989907898,0.20677521005958124,0.20959118066364352,0.21288958383008105,0.21416170056191142,0.21463702399721082,0.2148982845797754,0.21536552186059546,0.2164760656011408],"n_dims_used":44,"mean_confidence":0.8975367112593218},"coverage":{"mean_confidence":0.8975367112593218,"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}}