{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002902},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002903","490:4900002754","490:4900002456","490:4900004430","490:4900002901","490:4900003329","490:4900003758","490:4900002319","490:4900002457","490:4900002627","490:4900004444","490:4900002472","490:4900003756","490:4900003338","490:4900004567","490:4900003586","490:4900001469","490:4900003603","490:4900001732","490:4900003358","490:4900003462","496:4960001053","490:4900004429","490:4900003878","490:4900001701"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490],"twin_sims":[0.8523712144694816,0.7870617201741856,0.7382217756729129,0.6719766106151334,0.6680563632180709,0.640791874404746,0.5290546703715052,0.4881499449691583,0.48622451676642553,0.4678405932057512,0.46718397747323737,0.4590802733149602,0.455235605523197,0.4516626792707588,0.4355929590534413,0.4279442390353312,0.4080065535321601,0.37394808034573795,0.35109940797221145,0.34864745453710116,0.3485167305809425,0.33847256094776496,0.3366691890279549,0.33214199431234037,0.330606616481585],"twin_dists":[0.0734068133024832,0.08987626233825947,0.10118731101120329,0.11580431748921512,0.11665342541751277,0.12253030701313085,0.14655269936732557,0.15553874615820976,0.15596674636267713,0.1600807930969282,0.16022871285510132,0.1620602763174568,0.16293324386384614,0.16374692197811494,0.1674370834609543,0.16921229022580106,0.17390305800648884,0.182161486782229,0.18790876019487288,0.188536787540749,0.18857033526522435,0.19116820889579497,0.19163898992948955,0.19282689614240936,0.19323177173088898],"n_dims_used":44,"mean_confidence":0.9162016781893644},"coverage":{"mean_confidence":0.9162016781893644,"n_dims_used":44,"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}}