{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012501},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012500","490:4900012421","490:4900005233","490:4900003984","490:4900012566","490:4900012429","490:4900006865","490:4900007111","490:4900005621","490:4900007360","490:4900006985","490:4900006867","466:4660006001","490:4900012771","490:4900007116","490:4900005882","490:4900002140","490:4900012285","490:4900005620","490:4900012354","490:4900005370","490:4900012648","490:4900004140","490:4900012907","490:4900012351"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4244868719600537,0.4044408398392142,0.3874121810930101,0.2962907344568282,0.2829134661708108,0.26505091157203325,0.24972959354307372,0.24905057135558134,0.24767981702279052,0.24598004136068224,0.24474848191140117,0.24451097332735147,0.24016190418769176,0.22048432240334215,0.21918281905833142,0.1977592633646147,0.18313708066621437,0.1803196830981562,0.17966370726560432,0.17670616254627125,0.17179193617102814,0.1698985961774954,0.16258196885049983,0.1612660539497734,0.1587516349783729],"twin_dists":[0.1700189685757445,0.17475236610487527,0.1788561809224936,0.20257207000074767,0.20638312248475002,0.21164627559098845,0.21633959993599716,0.21655177962341057,0.2169812423733743,0.2175159129125853,0.21790479111330108,0.21797993197181123,0.21936427448821624,0.22584188894368334,0.22628363350101668,0.2338249268266883,0.23930200441139127,0.24039230737850595,0.2406478905007942,0.24180851016298835,0.24376795745383148,0.24453358877605288,0.24755133292781828,0.24810444922103722,0.24917051422509215],"n_dims_used":45,"mean_confidence":0.9070344712999132},"coverage":{"mean_confidence":0.9070344712999132,"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}}