{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000922},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000406","490:4900001085","494:4940008133","490:4900001067","494:4940008235","490:4900001327","490:4900001730","494:4940008328","494:4940007404","494:4940008525","496:4960004363","496:4960008252","494:4940008230","490:4900000472","494:4940008526","496:4960008960","496:4960008586","496:4960008260","490:4900001334","490:4900000587","496:4960006242","494:4940008678","494:4940008532","490:4900002172","494:4940008432"],"twin_admin_codes":[490,490,494,490,494,490,490,494,494,494,496,496,494,490,494,496,496,496,490,490,496,494,494,490,494],"twin_sims":[0.5479344314628172,0.5084760250638093,0.5013799121136527,0.4731170288130789,0.4660536819188939,0.46377747273027026,0.45717723407274474,0.44154667737481135,0.43314098327167194,0.4314647365769907,0.4104090522446142,0.4057350202221945,0.4015097876761302,0.40149624256854,0.3859197225273523,0.3820166451402988,0.37051161156142887,0.3658398758572761,0.3629687943269056,0.36027004094096204,0.3576636244426512,0.352331240561866,0.352177783810861,0.34959022368593423,0.3470319070827758],"twin_dists":[0.14245989875216022,0.15104991517618596,0.15261121647882675,0.15889468158446882,0.1604835085874696,0.1609972701607609,0.16249204762880717,0.16606387390915073,0.16800478615215847,0.1683936290014631,0.17333266552313514,0.17444372469546607,0.17545301733710936,0.1754562605576734,0.17921981901001324,0.18017398244068403,0.1830143511081426,0.18418011468087392,0.1849002613737323,0.18557981901334308,0.1862385956581762,0.18759411198347412,0.18763327828798296,0.18829503978391715,0.18895185164704933],"n_dims_used":45,"mean_confidence":0.9171078152126736},"coverage":{"mean_confidence":0.9171078152126736,"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}}