2008 |
48 | EE | Lingqi Zeng,
Lan Lan,
Ying Yu Tai,
Bo Zhou,
Shu Lin,
Khaled A. S. Abdel-Ghaffar:
Construction of nonbinary cyclic, quasi-cyclic and regular LDPC codes: a finite geometry approach.
IEEE Transactions on Communications 56(3): 378-387 (2008) |
47 | EE | Lingqi Zeng,
Lan Lan,
Ying Yu Tai,
Shumei Song,
Shu Lin,
Khaled A. S. Abdel-Ghaffar:
Transactions Papers - Constructions of Nonbinary Quasi-Cyclic LDPC Codes: A Finite Field Approach.
IEEE Transactions on Communications 56(4): 545-554 (2008) |
46 | EE | Jos H. Weber,
Khaled A. S. Abdel-Ghaffar:
Results on Parity-Check Matrices With Optimal Stopping And/Or Dead-End Set Enumerators.
IEEE Transactions on Information Theory 54(3): 1368-1374 (2008) |
2007 |
45 | EE | Jun Xu,
Lei Chen,
Ivana Djurdjevic,
Shu Lin,
Khaled A. S. Abdel-Ghaffar:
Construction of Regular and Irregular LDPC Codes: Geometry Decomposition and Masking.
IEEE Transactions on Information Theory 53(1): 121-134 (2007) |
44 | EE | Lan Lan,
Lingqi Zeng,
Ying Yu Tai,
Lei Chen,
Shu Lin,
Khaled A. S. Abdel-Ghaffar:
Construction of Quasi-Cyclic LDPC Codes for AWGN and Binary Erasure Channels: A Finite Field Approach.
IEEE Transactions on Information Theory 53(7): 2429-2458 (2007) |
43 | EE | Khaled A. S. Abdel-Ghaffar,
Jos H. Weber:
Complete Enumeration of Stopping Sets of Full-Rank Parity-Check Matrices of Hamming Codes.
IEEE Transactions on Information Theory 53(9): 3196-3201 (2007) |
2006 |
42 | EE | Lan Lan,
Lingqi Zeng,
Ying Yu Tai,
Lei Chen,
Shu Lin,
Khaled A. S. Abdel-Ghaffar:
Algebraic Constructions of Quasi-cyclic LDPC Codes - Part I: For AWGN and Binary Random Erasure Channels.
AAECC 2006: 255-264 |
41 | EE | Ying Yu Tai,
Lingqi Zeng,
Lan Lan,
Shumei Song,
Shu Lin,
Khaled A. S. Abdel-Ghaffar:
Algebraic Construction of Quasi-cyclic LDPC Codes - Part II: For AWGN and Binary Random and Burst Erasure Channels.
AAECC 2006: 265-274 |
40 | EE | Shumei Song,
Shu Lin,
Khaled A. S. Abdel-Ghaffar,
Zhi Ding,
Marc P. C. Fossorier:
Cyclic Codes for Correcting Bursts of Errors or Erasures With Iterative Decoding.
GLOBECOM 2006 |
39 | EE | Khaled A. S. Abdel-Ghaffar,
Jos H. Weber:
Complete Enumeration of Stopping Sets of Full-Rank Parity-Check Matrices of Hamming Codes
CoRR abs/cs/0603007: (2006) |
38 | EE | Jos H. Weber,
Khaled A. S. Abdel-Ghaffar:
Results on Parity-Check Matrices with Optimal Stopping and/or Dead-End Set Enumerators
CoRR abs/cs/0607024: (2006) |
37 | EE | Khaled A. S. Abdel-Ghaffar,
Amr El Abbadi:
The Optimality of Allocation Methods for Bounded Disagreement Search Queries: The Possible and the Impossible.
IEEE Trans. Knowl. Data Eng. 18(9): 1194-1206 (2006) |
36 | EE | Ying Yu Tai,
Lan Lan,
Lingqi Zeng,
Shu Lin,
Khaled A. S. Abdel-Ghaffar:
Algebraic Construction of Quasi-Cyclic LDPC Codes for the AWGN and Erasure Channels.
IEEE Transactions on Communications 54(10): 1765-1774 (2006) |
2005 |
35 | EE | Heng Tang,
Jun Xu,
Shu Lin,
Khaled A. S. Abdel-Ghaffar:
Codes on finite geometries.
IEEE Transactions on Information Theory 51(2): 572-596 (2005) |
2004 |
34 | | Khaled A. S. Abdel-Ghaffar:
A simple derivation of the undetected error probabilities of complementary codes.
IEEE Transactions on Information Theory 50(5): 861-862 (2004) |
33 | | Heng Tang,
Jun Xu,
Yu Kou,
Shu Lin,
Khaled A. S. Abdel-Ghaffar:
On Algebraic Construction of Gallager and Circulant Low-Density Parity-Check Codes.
IEEE Transactions on Information Theory 50(6): 1269-1279 (2004) |
2003 |
32 | EE | Ivana Djurdjevic,
Jun Xu,
Khaled A. S. Abdel-Ghaffar,
Shu Lin:
A Class of Low-Density Parity-Check Codes Constructed Based on Reed-Solomon Codes with Two Information Symbols.
AAECC 2003: 98-107 |
31 | | Jos H. Weber,
Khaled A. S. Abdel-Ghaffar:
Reduced GMD decoding.
IEEE Transactions on Information Theory 49(4): 1013-1027 (2003) |
30 | EE | Khaled A. S. Abdel-Ghaffar:
Maximum number of edges joining vertices on a cube.
Inf. Process. Lett. 87(2): 95-99 (2003) |
2002 |
29 | | Khaled A. S. Abdel-Ghaffar:
Repeated use of codes for error detection five times is bad.
IEEE Transactions on Information Theory 48(7): 2053-2060 (2002) |
2000 |
28 | | Jos H. Weber,
Khaled A. S. Abdel-Ghaffar:
Guaranteed error correction rate for a simple concatenated coding scheme with single-trial decoding.
IEEE Transactions on Information Theory 46(4): 1590-1597 (2000) |
27 | | Khaled A. S. Abdel-Ghaffar,
Jos H. Weber:
Constructing efficient DC-free runlength-limited block codes for recording channels.
IEEE Transactions on Information Theory 46(4): 1599-1602 (2000) |
1998 |
26 | EE | Sunil Prabhakar,
Khaled A. S. Abdel-Ghaffar,
Divyakant Agrawal,
Amr El Abbadi:
Cyclic Allocation of Two-Dimensional Data.
ICDE 1998: 94-101 |
25 | | Khaled A. S. Abdel-Ghaffar:
Detecting Substitutions and Transpositions of Characters.
Comput. J. 41(4): 270-277 (1998) |
24 | EE | Khaled A. S. Abdel-Ghaffar,
Amr El Abbadi:
Efficient Detection of Discrepancies in Multiple File Copies.
Distributed Computing 11(2): 59-72 (1998) |
23 | | Khaled A. S. Abdel-Ghaffar,
Hendrik C. Ferreira:
Systematic Encoding of the Varshamov-Tenengol'ts Codes and the Constantin-Rao Codes.
IEEE Transactions on Information Theory 44(1): 340-345 (1998) |
22 | | Khaled A. S. Abdel-Ghaffar,
Øyvind Ytrehus:
Difference Set Codes: Codes with Squared Euclidean Distance of Six for Partial Response Channels.
IEEE Transactions on Information Theory 44(4): 1593-1602 (1998) |
1997 |
21 | EE | Khaled A. S. Abdel-Ghaffar,
Amr El Abbadi:
Optimal Allocation of Two-Dimensional Data.
ICDT 1997: 409-418 |
20 | | W. C. Ferreira,
W. A. Clarke,
Albertus S. J. Helberg,
Khaled A. S. Abdel-Ghaffar,
A. J. Han Vinck:
Insertion/deletion correction with spectral nulls.
IEEE Transactions on Information Theory 43(2): 722-732 (1997) |
19 | | Khaled A. S. Abdel-Ghaffar:
A lower bound on the undetected error probability and strictly optimal codes.
IEEE Transactions on Information Theory 43(5): 1489-1502 (1997) |
1996 |
18 | | Khaled A. S. Abdel-Ghaffar:
On the number of mutually orthogonal partial latin squares.
Ars Comb. 42: (1996) |
17 | | Khaled A. S. Abdel-Ghaffar,
Jacobus H. Weber:
Constrained block codes for class-IV partial-response channels with maximum-likelihood sequence estimation.
IEEE Transactions on Information Theory 42(5): 1405-1424 (1996) |
1995 |
16 | | Khaled A. S. Abdel-Ghaffar,
Mario Blaum,
Jacobus H. Weber:
Analysis of coding schemes for modulation and error control.
IEEE Transactions on Information Theory 41(6): 1955-1968 (1995) |
1994 |
15 | | Khaled A. S. Abdel-Ghaffar,
Amr El Abbadi:
Optimal Detection of a Corrupted Page in a Replicated File.
ICDCS 1994: 544-551 |
14 | EE | Khaled A. S. Abdel-Ghaffar,
Amr El Abbadi:
An Optimal Strategy for Comparing File Copies.
IEEE Trans. Parallel Distrib. Syst. 5(1): 87-93 (1994) |
1993 |
13 | | Khaled A. S. Abdel-Ghaffar,
Amr El Abbadi:
Efficient Detection of Corrupted Pages in a Replicated File (Preliminary Report).
PODC 1993: 219-227 |
12 | EE | Khaled A. S. Abdel-Ghaffar,
Amr El Abbadi:
Optimal Disk Allocation for Partial Match Queries.
ACM Trans. Database Syst. 18(1): 132-156 (1993) |
11 | | Jacobus H. Weber,
Khaled A. S. Abdel-Ghaffar:
Cascading runlength-limited sequences.
IEEE Transactions on Information Theory 39(6): 1976- (1993) |
1992 |
10 | | Khaled A. S. Abdel-Ghaffar:
On unit constraint-length convolutional codes.
IEEE Transactions on Information Theory 38(1): 200- (1992) |
1991 |
9 | | Khaled A. S. Abdel-Ghaffar,
Martin Hassner:
Multilevel error-control codes for data storage channels.
IEEE Transactions on Information Theory 37(3): 735-741 (1991) |
8 | | Khaled A. S. Abdel-Ghaffar,
Jacobus H. Weber:
Bounds and constructions for runlength-limited error-control block codes.
IEEE Transactions on Information Theory 37(3): 789-800 (1991) |
1990 |
7 | EE | Khaled A. S. Abdel-Ghaffar,
Amr El Abbadi:
On the Optimality of Disk Allocation for Cartesian Product Files.
PODS 1990: 258-264 |
1989 |
6 | | Khaled A. S. Abdel-Ghaffar:
Some convolutional codes whose free distances are maximal.
IEEE Transactions on Information Theory 35(1): 188- (1989) |
1988 |
5 | | Khaled A. S. Abdel-Ghaffar:
On the existence of optimum cyclic burst correcting codes over GF(q).
IEEE Transactions on Information Theory 34(2): 329- (1988) |
4 | | Khaled A. S. Abdel-Ghaffar,
Robert J. McEliece,
Henk C. A. van Tilborg:
Two-dimensional burst identification codes and their use in burst correction.
IEEE Transactions on Information Theory 34(3): 494-504 (1988) |
3 | | Fabrizio Pollara,
Robert J. McEliece,
Khaled A. S. Abdel-Ghaffar:
Finite-state codes.
IEEE Transactions on Information Theory 34(5): 1083- (1988) |
1986 |
2 | | Khaled A. S. Abdel-Ghaffar,
Robert J. McEliece,
Andrew M. Odlyzko,
Henk C. A. van Tilborg:
On the existence of optimum cyclic burst-correcting codes.
IEEE Transactions on Information Theory 32(6): 768-775 (1986) |
1984 |
1 | | Khaled A. S. Abdel-Ghaffar,
Robert J. McEliece:
Soft Error Correction for Increased Densities in VLSI Memories.
ISCA 1984: 248-250 |