林宪正
单位：信息科学技术学院
地址：安徽省合肥市蜀山区黄山路443号 中国科大西区 信息与计算机实验教学中心 412室
邮编：230027
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实验室介绍：


个人简历 Personal resume


林宪正，男，1981年生，中国台湾，目前任职中国科大特任研究员。林博士分别于2004，2008，2010年于台湾交通大学获得学士，硕士，博士学位。2010至2014年，林博士在台湾中央研究院担任博士后研究员。2014年至2016年，林博士在沙特国王科技大学(KAUST)担任博士后研究员。林博士于2016年3月至中国科学技术大学任职特任研究员。林博士于硕博期间研究方向为信息隐藏与可视密码。在中研院期间，林博士的研究方向为MIMO与代数码的快速算法。在KAUST期间，林博士主要研究方向为代数码与其应用。目前其论文发表于IEEE tran. Information theory, IEEE tran. Information forensics and security, IEEE tran. Parallel and distributed systems, FOCS。


研究方向 Research direction


1、信道编码算法
2、代数算法



招生信息 Enrollment information


目前研究方向是关于代数码的算法与其在存储系统应用。其核心技术是基于Reed-Solomon(RS) code，并採用快速傅立叶变换等算法去降低其算法複杂度。知识背景：信道编码(主要为Reed-Solomon码与MDS码等)，近世代数与快速傅立叶变换等相关知识。欢迎对于纠错码算法有兴趣的同学。科研条件：本实验室以理论推导为主，实作为辅。


论文专著 The monograph


1)A Unified Form of Exact-MSR Codes via Product-Matrix Frameworks - IEEE Trans. Inf. Theory - 2015 - vol. 61, no. 2
2)Novel Repair-by-Transfer Codes and Systematic Exact-MBR Codes with Lower Complexities and Smaller Field Sizes - IEEE Trans. Parallel Distrib. Syst. - 2014 - vol. 25, no. 12
3)An Efficient (n, k) Information Dispersal Algorithm based on Fermat Number Transforms - IEEE Trans. Inf. Forensics Security - 2013 - vol. 8, no. 8
4)Symbol and Bit Mapping Optimization for Physical-Layer Network Coding with Pulse Amplitude Modulation - IEEE Trans. Wireless Commun. - 2013 - vol. 12, no. 8
5)A Method for the Construction of Hierarchical Generalized Space Shift Keying (GSSK) Modulation for Unequal Error Protection - Physical Communication - 2013 - vol. 9
6)An Efficient (n, k) Information Dispersal Algorithm for High Code Rate System over Fermat Fields - IEEE Commun. Lett. - 2012 - vol.16, no.12
7)The Scalar Scheme for Reversible Information-Embedding in GrayScale Signals: Capacity Evaluation and Code Constructions - IEEE Trans. Inf. Forensics Security - 2012 - vol. 7, no. 4
8)A Probabilistic Model of (t, n) Visual Cryptography Scheme With Dynamic Group - IEEE Trans. Inf. Forensics Security - 2012 - vol. 7, no. 1
9)A* Algorithm Inspired Memory-Efficient Detection for MIMO Systems - IEEE Wireless Communications Letters - 2012 - vol. 1, no. 5
10)Efficient Implementation of the MIMO Sphere Detector: Architecture and Complexity Analysis - IEEE Trans. Veh. Technol. - 2012 - vol. 61, no. 7
11)New Space Shift Keying Modulation with Hamming Code-Aided Constellation Design - IEEE Wireless Communications Letters - 2012 - vol. 1, no. 1
12)Hierarchical Space Shift Keying for Unequal Error Protection - IEEE Commun. Lett. - 2012 - vol. 16, no. 9
13)Energy Efficient Transmission over Space Shift Keying Modulated MIMO Channels - IEEE Trans. Commun. - 2012 - vol. 60, no. 10
14)Optimal (2, n) and (2, infinity) visual secret sharing by generalized random grids - Journal of Visual Communication and Image Represen - 2012 - vol. 23, no. 4
15)Flip visual cryptography (FVC) with perfect security, conditionally-optimal contrast, and no expansion - Journal of Visual Communication and Image Represen - 2010 - vol. 21, no. 8
16)Reversible JPEG-Based Hiding Method with High Hiding-Ratio - IJPRAI - 2010 - vol. 24, no. 3
17)Authentication and recovery of an image by sharing and lattice embedding - Journal of Electronic Imaging - 2010 - vol. 19, no. 4
18)Fast-weighted secret image sharing - Optical Engineering - 2009 - vol. 48, no. 7
19)Authentication and cross-recovery for multiple images - Journal of Electronic Imaging - 2008 - vol. 17, no. 4
20)VCPSS: A two-in-one two-decoding-options image sharing method combining visual cryptography (VC) and polynomial-style sharing (PSS) approaches - Pattern Recognition - 2007 - vol. 40, no. 12
21)FFT Algorithm for Binary Extension Finite Fields and its Application to Reed-Solomon Codes - IEEE Trans. Inf. Theory - 2016 -
22)Novel Polynomial Basis with Fast Fourier Transform and Its Application to Reed-Solomon Erasure Codes - IEEE Trans. Inf. Theory - 2016 -