Tatsushi Oka
Author
Alternate names T. Oka, Tatsushi Oka
Institution Keio University
Past institutions Keio University, CyberAgent (Japan), Monash University, Art Institute of Portland, National University of Singapore +5 more
ORCID: Yes
H-index: 27
I10-index: 45
Works count: 117
Citations count: 2,551
The cross-quantilogram: Measuring quantile dependence and testing directional predictability between time series
2016 · Heejoon Han, Oliver Linton, et al. · Journal of Econometrics
Pseudomonas aeruginosa Elastase
1965 · Kazuyuki Morihara, Hiroshige Tsuzuki, et al. · Journal of Biological Chemistry
Semi-synthesis of human insulin by trypsin-catalysed replacement of Ala-B30 by Thr in porcine insulin
1979 · Kazuyuki Morihara, Tatsushi Oka, et al. · Nature