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ORCIDKeita Yokoyama
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2020 – today
- 2024
[j21]Yudai Suzuki, Keita Yokoyama:
Searching problems above arithmetical transfinite recursion. Ann. Pure Appl. Log. 175(10): 103488 (2024)- [j20]Leszek Aleksander Kolodziejczyk, Tin Lok Wong, Keita Yokoyama:
Ramsey's theorem for pairs, collection, and proof size. J. Math. Log. 24(2): 2350007:1-2350007:40 (2024) - 2023
- [j19]Makoto Fujiwara
, Hajime Ishihara, Takako Nemoto, Nobu-Yuki Suzuki, Keita Yokoyama:
Extended Frames and Separations of Logical Principles. Bull. Symb. Log. 29(3): 311-353 (2023) - [j18]Leszek Aleksander Kolodziejczyk, Katarzyna W. Kowalik, Keita Yokoyama:
How Strong is Ramsey's Theorem if infinity can be Weak? J. Symb. Log. 88(2): 620-639 (2023) - 2022
- [c9]Yuan Wang, Shigeki Tanaka, Keita Yokoyama, Hsin-Tai Wu, Yi Fang:
Two-sided Rank Consistent Ordinal Regression for Interpretable Music Key Recommendation. ICTIR 2022: 223-231 - [i4]Yijia Chen, Moritz Müller, Keita Yokoyama:
A parameterized halting problem, Δ0 truth and the MRDP theorem. CoRR abs/2211.06121 (2022) - 2021
- [j17]André Nies, Marcus Anthony Triplett, Keita Yokoyama:
The Reverse Mathematics of theorems of Jordan and Lebesgue. J. Symb. Log. 86(4): 1657-1675 (2021) - [c8]Leszek Aleksander Kolodziejczyk, Keita Yokoyama:
In Search of the First-Order Part of Ramsey's Theorem for Pairs. CiE 2021: 297-307 - [c7]Yuan Wang, Shigeki Tanaka, Keita Yokoyama, Hsin-Tai Wu, Yi Fang:
Karaoke Key Recommendation Via Personalized Competence-Based Rating Prediction. ICASSP 2021: 286-290 - [c6]Keiichi Ochiai, Takuya Chida, Keita Yokoyama, Daisuke Koizumi, Hiroaki Tanaka, Akihiro Kawana:
Memory Efficient Adversarial Attacks on Graphs: A Winning Solution for KDD Cup 2020. ICMU 2021: 1-6 - 2020
- [j16]Caleb Davis, Denis R. Hirschfeldt, Jeffry L. Hirst, Jake Pardo, Arno Pauly, Keita Yokoyama:
Combinatorial principles equivalent to weak induction. Comput. 9(3-4): 219-229 (2020) - [c5]Yuan Wang, Chenwei Wang, Yinan Ling, Keita Yokoyama, Hsin-Tai Wu, Yi Fang:
Leveraging an Efficient and Semantic Location Embedding to Seek New Ports of Bike Share Services. IEEE BigData 2020: 1273-1282 - [i3]Yuan Wang, Chenwei Wang, Yinan Ling, Keita Yokoyama, Hsin-Tai Wu, Yi Fang:
Leveraging an Efficient and Semantic Location Embedding to Seek New Ports of Bike Share Services. CoRR abs/2011.03158 (2020)
2010 – 2019
- 2018
- [j15]Theodore A. Slaman, Keita Yokoyama:
The strength of Ramsey's Theorem for Pairs and arbitrarily Many Colors. J. Symb. Log. 83(4): 1610-1617 (2018) - [j14]Emanuele Frittaion, Florian Pelupessy, Silvia Steila, Keita Yokoyama:
The strength of SCT soundness. J. Log. Comput. 28(6): 1217-1242 (2018) - [c4]Yijia Chen, Moritz Müller, Keita Yokoyama:
A parameterized halting problem, the linear time hierarchy, and the MRDP theorem. LICS 2018: 235-244 - 2017
- [c3]Emanuele Frittaion, Silvia Steila, Keita Yokoyama:
The Strength of the SCT Criterion. TAMC 2017: 260-273 - 2016
- [j13]Silvia Steila, Keita Yokoyama:
Reverse mathematical bounds for the Termination Theorem. Ann. Pure Appl. Log. 167(12): 1213-1241 (2016) - [j12]Alexander P. Kreuzer, Keita Yokoyama:
On principles between ∑1- and ∑2-induction, and monotone enumerations. J. Math. Log. 16(1): 1650004:1-1650004:21 (2016) - [i2]Emanuele Frittaion, Silvia Steila, Keita Yokoyama:
The strength of the SCT criterion. CoRR abs/1611.05176 (2016) - 2015
- [j11]Leszek Aleksander Kolodziejczyk, Keita Yokoyama:
Categorical characterizations of the natural numbers require primitive recursion. Ann. Pure Appl. Log. 166(2): 219-231 (2015) - [i1]Silvia Steila, Keita Yokoyama:
Reverse Mathematical Bounds for the Termination Theorem. CoRR abs/1512.08622 (2015) - 2014
- [j10]Yoshihiro Horihata, Keita Yokoyama:
Nonstandard second-order arithmetic and Riemann's mapping theorem. Ann. Pure Appl. Log. 165(2): 520-551 (2014) - [j9]Kojiro Higuchi, W. M. Phillip Hudelson, Stephen G. Simpson, Keita Yokoyama:
Propagation of partial randomness. Ann. Pure Appl. Log. 165(2): 742-758 (2014) - [c2]Shota Murakami, Takeshi Yamazaki, Keita Yokoyama:
On the Ramseyan Factorization Theorem. CiE 2014: 324-332 - 2013
- [j8]Stephen G. Simpson, Keita Yokoyama:
Reverse mathematics and Peano categoricity. Ann. Pure Appl. Log. 164(3): 284-293 (2013) - [j7]Keita Yokoyama:
On the strength of Ramsey's theorem without Σ1-induction. Math. Log. Q. 59(1-2): 108-111 (2013) - [c1]Makoto Fujiwara, Keita Yokoyama:
A Note on the Sequential Version of Statements. CiE 2013: 171-180 - 2012
- [j6]Sam Sanders, Keita Yokoyama:
The Dirac delta function in two settings of Reverse Mathematics. Arch. Math. Log. 51(1-2): 99-121 (2012) - 2011
- [j5]Stephen G. Simpson, Keita Yokoyama:
A Nonstandard Counterpart of WWKL. Notre Dame J. Formal Log. 52(3): 229-243 (2011) - 2010
- [j4]Keita Yokoyama:
Formalizing non-standard arguments in second-order arithmetic. J. Symb. Log. 75(4): 1199-1210 (2010)
2000 – 2009
- 2007
- [j3]Keita Yokoyama:
Complex analysis in subsystems of second order arithmetic. Arch. Math. Log. 46(1): 15-35 (2007) - [j2]Nobuyuki Sakamoto, Keita Yokoyama:
The Jordan curve theorem and the Schönflies theorem in weak second-order arithmetic. Arch. Math. Log. 46(5-6): 465-480 (2007) - [j1]Keita Yokoyama:
Non-standard analysis in ACA0 and Riemann mapping theorem. Math. Log. Q. 53(2): 132-146 (2007)
Coauthor Index
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