{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001466},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001524","491:4910001592","491:4910000655","492:4920005242","491:4910000544","491:4910001020","491:4910001575","491:4910001523","492:4920004376","491:4910002261","492:4920006982","491:4910001282","491:4910001772","491:4910000783","491:4910000717","492:4920007069","491:4910001354","491:4910001696","491:4910001463","491:4910001472","491:4910001281","491:4910002321","491:4910001084","492:4920005025","491:4910000786"],"twin_admin_codes":[491,491,491,492,491,491,491,491,492,491,492,491,491,491,491,492,491,491,491,491,491,491,491,492,491],"twin_sims":[0.5606503744021104,0.48847405346498257,0.4807335723365166,0.43003137770853334,0.42745221836723873,0.40655932458072636,0.4043057377556238,0.3509051002626393,0.32195884987467616,0.3157083237753218,0.31171596104323473,0.2820353127121872,0.27229077861736034,0.27078888251909616,0.23645247825830695,0.23634187111613777,0.23630624872868408,0.23615491999136037,0.2186992470766636,0.21311227796885837,0.20586822304699334,0.20231822996462906,0.19988920932276447,0.19969335860996895,0.19559215331090563],"twin_dists":[0.1397171585015403,0.15546675110495203,0.15719020612711715,0.16872661415286888,0.16932692454286458,0.17424737006690266,0.17478461123637387,0.1879584449771822,0.19553176969374086,0.19721572547011446,0.19830119377641123,0.2066370431917705,0.20948756771766,0.20993244066470587,0.22055793307476537,0.22059371227940125,0.2206052377403235,0.22065421212269218,0.22644821112493244,0.228367667920362,0.2309078543247582,0.23217500671003885,0.23305085768639008,0.23312179578568257,0.2346184419905376],"n_dims_used":45,"mean_confidence":0.8990571763780382},"coverage":{"mean_confidence":0.8990571763780382,"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}}