{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011757},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010993","490:4900011225","490:4900011366","490:4900011224","490:4900011497","490:4900010747","490:4900009015","490:4900010491","490:4900011564","490:4900011148","490:4900010994","490:4900011293","490:4900010999","490:4900010829","490:4900011498","490:4900011367","490:4900011431","490:4900008884","490:4900010220","490:4900012160","490:4900011301","490:4900011177","490:4900011294","490:4900009013","490:4900011561"],"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":[0.5227561222100172,0.4707954562854039,0.37917086531635885,0.3233171857941862,0.30490983948656775,0.2997710212170708,0.2748873395308278,0.25090269518136527,0.24178000740496222,0.23023452348699558,0.22742912447832112,0.22212430086946422,0.21486050613139748,0.2147824828815298,0.21279697110051363,0.1913088881373487,0.1751844201379161,0.17301886875208022,0.1664333760543858,0.15531837215107308,0.1545153579122169,0.14748129695148346,0.13544146365929927,0.13453740404368675,0.13298882746553614],"twin_dists":[0.1479247296401276,0.1594160057590665,0.18087262667395274,0.19516825117558761,0.20017018044123483,0.20159736560931488,0.20872199441735861,0.21597389866715577,0.2188473382732187,0.2225865957831419,0.22351370058961273,0.22528773989188164,0.22776343780166655,0.22779033359435003,0.22847700200174745,0.23620495068984573,0.24241107188822908,0.24327503108196002,0.24595088444876656,0.250646203064558,0.25099478926322244,0.2541065892888582,0.25969804157110604,0.26013266654130357,0.2608822649897827],"n_dims_used":45,"mean_confidence":0.8863218519422743},"coverage":{"mean_confidence":0.8863218519422743,"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}}