{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001024},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001850","474:4740001029","474:4740001022","474:4740002381","474:4740003037","474:4740001848","474:4740002383","474:4740001343","474:4740001944","474:4740001014","474:4740001744","474:4740002367","474:4740001239","474:4740001859","474:4740003047","474:4740001225","474:4740003139","474:4740001943","474:4740001561","474:4740002489","474:4740000916","474:4740001032","474:4740000917","474:4740001025","474:4740000921"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.6167283153863445,0.5061811302995644,0.4777338226128609,0.4725909194396459,0.41810339333789054,0.41054313362337785,0.378651429981955,0.37459407298610103,0.37311790717921206,0.3595611086703611,0.3573094384783204,0.3519993212934821,0.332569678732452,0.3253444781268152,0.3185772823388385,0.2924562256591075,0.28803248891696737,0.28471102617570454,0.28055029532477394,0.2774609511195902,0.27731352149538946,0.2664055181730734,0.2611950273783498,0.2508257095510365,0.24171382845022185],"twin_dists":[0.12769068895419913,0.1515542013315001,0.1578604554501172,0.15901274791107753,0.17151562551536814,0.1733008757296171,0.18100042219204954,0.18200159609010913,0.18236716387348637,0.18575876083802573,0.1863283065379156,0.18767883792150247,0.19271429907525686,0.19462728466194845,0.19644049122177829,0.2036538209511287,0.20491230936881022,0.20586483240584597,0.20706753142957057,0.20796754832389902,0.20801065111685932,0.2112396160654737,0.21281098267214577,0.21599786454321787,0.21886843642682355],"n_dims_used":45,"mean_confidence":0.9167692396375868},"coverage":{"mean_confidence":0.9167692396375868,"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}}