Hiroki Koga
According to our database1,
Hiroki Koga
authored at least 51 papers
between 1997 and 2023.
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Bibliography
2023
2022
Construction of the Visual Cryptography Scheme with the Maximum Relative Difference under a Strong General Access Structure.
Proceedings of the IEEE International Symposium on Information Theory, 2022
2021
Optimal Basis Matrices of a Visual Cryptography Scheme with Meaningful Shares and Analysis of Its Security.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2021
Proceedings of the 2021 Symposium on VLSI Circuits, Kyoto, Japan, June 13-19, 2021, 2021
Coding Theorems on Digital Fingerprinting Coding under Informed and Uninformed Setups.
Proceedings of the IEEE Information Theory Workshop, 2021
2020
New Constructions of an Evolving 2-Threshold Scheme Based on Binary or D-ary Prefix Codes.
Proceedings of the International Symposium on Information Theory and Its Applications, 2020
Proceedings of the International Symposium on Information Theory and Its Applications, 2020
An Ideal Secret Sharing Scheme Realizing an Access Structure Based on a Finite Projective Plane of Order 3.
Proceedings of the IEEE International Symposium on Information Theory, 2020
Proceedings of the 2020 IEEE International Conference on Robotics and Automation, 2020
2018
Proceedings of the International Symposium on Information Theory and Its Applications, 2018
A Lower Bound on the Joint Capacity of Digital Fingerprinting Codes Using Score Functions Based on Log-Likelihood Ratio.
Proceedings of the 2018 IEEE International Symposium on Information Theory, 2018
2017
A construction of the progressive (3, n)-threshold visual cryptography using a BIBD and analysis of its optimality.
Proceedings of the 2017 IEEE Information Theory Workshop, 2017
Proceedings of the 2017 IEEE International Solid-State Circuits Conference, 2017
2016
New fundamental properties on a secret-key cryptosystem under guessing secrecy criteria.
Proceedings of the 2016 International Symposium on Information Theory and Its Applications, 2016
A Higher Order Analysis of the Joint Capacity of Digital Fingerprinting Codes against the Interleaving Attack.
Proceedings of the 4th ACM Workshop on Information Hiding and Multimedia Security, 2016
2015
On a partition of a finite set and its relationships to encoding tasks and the Rényi entropy.
Proceedings of the IEEE International Symposium on Information Theory, 2015
2014
Proceedings of the 2014 IEEE Information Theory Workshop, 2014
A secret sharing scheme based on a systematic Reed-Solomon code and analysis of its security for a general class of sources.
Proceedings of the 2014 IEEE International Symposium on Information Theory, Honolulu, HI, USA, June 29, 2014
Proceedings of the 2014 IEEE International Conference on Industrial Engineering and Engineering Management, 2014
2013
A Characterization of Optimal FF Coding Rate Using a New Optimistically Optimal Code.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2013
Redundancy-Optimal FF Codes for a General Source and Its Relationships to the Rate-Optimal FF Codes.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2013
Proceedings of the 2013 IEEE Information Theory Workshop, 2013
2012
Coding Theorems for a (2, 2)-Threshold Scheme With Detectability of Impersonation Attacks.
IEEE Trans. Inf. Theory, 2012
On the Achievable Rate Region in the Optimistic Sense for Separate Coding of Two Correlated General Sources.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2012
On the role of mutual infomation between the shares in a robust (k, n)-threshold scheme.
Proceedings of the International Symposium on Information Theory and its Applications, 2012
2011
A Digital Fingerprinting Code Based on a Projective Plane and Its Identifiability of All Malicious Users.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2011
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2011
A general method for construction of (<i>t</i>, <i>n</i>)-threshold visual secret sharing schemes for color images.
Des. Codes Cryptogr., 2011
Coding theorems on the worst-case redundancy of fixed-length coding for a general source.
Proceedings of the 2011 IEEE International Symposium on Information Theory Proceedings, 2011
2010
CoRR, 2010
Path generator control system and virtual compliance calculator for maxillofacial massage robots.
Int. J. Comput. Assist. Radiol. Surg., 2010
Two generalizations of a coding theorem for a (2, 2)-threshold scheme with a cheater.
Proceedings of the International Symposium on Information Theory and its Applications, 2010
A simple secret sharing scheme using a key and its security against substitution of shares.
Proceedings of the IEEE International Symposium on Information Theory, 2010
2009
Development and Experimental Evaluation of Oral Rehabilitation Robot that Provides Maxillofacial Massage to Patients with Oral Disorders.
Int. J. Robotics Res., 2009
A coding theorem for cheating-detectable (2, 2)-threshold blockwise secret sharing schemes.
Proceedings of the IEEE International Symposium on Information Theory, 2009
2008
IEEE Trans. Inf. Theory, 2008
2007
IEEE Trans. Inf. Theory, 2007
Proceedings of the IEEE International Symposium on Information Theory, 2007
2006
Basic Properties of the (<i>t</i>, <i>n</i>)-Threshold Visual Secret Sharing Scheme with Perfect Reconstruction of Black Pixels.
Des. Codes Cryptogr., 2006
Proposal of an Asymptotically Contrast-Ideal (t, n)- Threshold Visual Secret Sharing Scheme.
Proceedings of the Proceedings 2006 IEEE International Symposium on Information Theory, 2006
2005
IEEE Trans. Inf. Theory, 2005
Proceedings of the 2005 IEEE International Symposium on Information Theory, 2005
2004
Proceedings of the 2004 IEEE International Symposium on Information Theory, 2004
2003
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003
A Constraint-based Grammar of Case : To Correctly Predict Case Phrases Occurring without Their Head Verb.
Proceedings of the 17th Pacific Asia Conference on Language, Information and Computation, 2003
2002
New Constructions of the Lattice-Based Visual Secret Sharing Scheme Using Mixture of Colors.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002
Proceedings of the Advances in Cryptology, 2002
1997
Proceedings of the 1997 IEEE International Conference on Robotics and Automation, 1997