{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010853},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011910","490:4900011844","490:4900011977","490:4900011381","490:4900011012","490:4900010593","490:4900011512","490:4900011228","490:4900010854","490:4900010918","490:4900010507","490:4900010427","490:4900010678","490:4900011314","490:4900010501","490:4900011160","490:4900011236","490:4900010508","490:4900011510","490:4900010500","490:4900010416","490:4900011587","490:4900010851","490:4900010504","490:4900010594"],"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":[0.5969311906104707,0.440522479604281,0.43186596058963245,0.31760172180310436,0.2922357944431705,0.24805557616153742,0.2341899772259949,0.23079224930616407,0.22500567361056656,0.19246109216673973,0.1922208679386323,0.19214635535741673,0.18038907156022888,0.1693129669304796,0.16215943908746724,0.15723277253759355,0.15642214071076838,0.15146906492137344,0.14666006467819076,0.14409380243247064,0.14177936681883777,0.13992122770464896,0.1382309766538124,0.13754744059711324,0.12464582440152217],"twin_dists":[0.13193016217199952,0.16629958271158052,0.16830050065237548,0.19670365802117848,0.20371626118244043,0.2168633642565653,0.2212919970702478,0.2224031733404191,0.22432069886434405,0.235775767086279,0.23586509995842728,0.23589282497065653,0.24036531059069702,0.2447716454509142,0.24772857909458645,0.24982045103776043,0.250169205029317,0.2523293753861149,0.254476976854977,0.25564438035243414,0.2567105295324368,0.25757589464781083,0.2583705468959035,0.2586939654974314,0.2650380943466191],"n_dims_used":45,"mean_confidence":0.8929719712999132},"coverage":{"mean_confidence":0.8929719712999132,"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}}