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- research-articleMarch 2023
Quantum finite difference solvers for physics simulation
IET Quantum Communication (QTC2), Volume 4, Issue 2June 2023, Pages 70–83https://doi.org/10.1049/qtc2.12054AbstractPhysics systems are becoming increasingly complex and require more and more computing time. Quantum computing, which has shown its efficiency on some problems, such as the factorisation of a number with Shor's algorithm, may be the solution to ...
The authors propose two quantum numerical schemes for the simulation of physics phenomena, based on the finite difference method. The aim is to see if quantum versions of standard numerical schemes offer an advantage over their classical counterparts, ...
- research-articleOctober 2021
Complete/incomplete multi‐view subspace clustering via soft block‐diagonal‐induced regulariser
IET Computer Vision (CVI2), Volume 15, Issue 8December 2021, Pages 618–632https://doi.org/10.1049/cvi2.12077AbstractThis study proposes a novel multi‐view soft block diagonal representation framework for clustering complete and incomplete multi‐view data. First, given that the multi‐view self‐representation model offers better performance in exploring the ...
- research-articleAugust 2021
Matrix‐based method for solving decision domains of neighbourhood multigranulation decision‐theoretic rough sets
CAAI Transactions on Intelligence Technology (CIT2), Volume 7, Issue 2June 2022, Pages 313–327https://doi.org/10.1049/cit2.12055AbstractIt is more and more important to analyse and process complex data for gaining more valuable knowledge and making more accurate decisions. The multigranulation decision theory based on conditional probability and cost loss has the advantage of ...
- research-articleJune 2021
Extension of simultaneous Diophantine approximation algorithm for partial approximate common divisor variants
IET Information Security (ISE2), Volume 15, Issue 6November 2021, Pages 417–427https://doi.org/10.1049/ise2.12032AbstractA simultaneous Diophantine approximation (SDA) algorithm takes instances of the partial approximate common divisor (PACD) problem as input and outputs a solution. While several encryption schemes have been published and their securities depend on ...
- research-articleApril 2021
Several rough set models in quotient space
CAAI Transactions on Intelligence Technology (CIT2), Volume 7, Issue 1March 2022, Pages 69–80https://doi.org/10.1049/cit2.12036AbstractIn order to deal with coarse‐grained and multi‐grained calculation problems, as well as granularity transformation problems in information system, quotient space theory is introduced in rough set theory. The main idea of this research is to try to ...
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- research-articleFebruary 2021
Application of GSVD‐based precoding in MIMO‐NOMA relaying systems
IET Communications (CMU2), Volume 14, Issue 21Pages 3802–3812https://doi.org/10.1049/iet-com.2020.0555In this study, a simple two‐user multiple‐input multiple‐output (MIMO) relaying scenario is considered. To efficiently exploit the spectrum resources, a generalised singular value decomposition (GSVD) based precoding scheme with non‐orthogonal multiple ...
- research-articleFebruary 2021
Mean‐based reciprocity calibration in TDD massive MIMO system
IET Communications (CMU2), Volume 14, Issue 22Pages 4038–4047https://doi.org/10.1049/iet-com.2019.1049Non‐reciprocity limits the potential of time division duplexing (TDD) massive multiple‐input and multiple‐output (MIMO) systems. Due to the reciprocal channel, there is no need for downlink (DL) pilot transmission implies computational complexity ...
- research-articleNovember 2020
Dual‐tree complex wavelet transform and super‐resolution based video inpainting application to object removal and error concealment
CAAI Transactions on Intelligence Technology (CIT2), Volume 5, Issue 4December 2020, Pages 314–319https://doi.org/10.1049/trit.2019.0045Video inpainting is a technique that fills in the missing regions or gaps in a video by using its known pixels. The existing video inpainting algorithms are computationally expensive and introduce seam in the target region that arises due to variation in ...
- research-articleOctober 2020
Interference alignment in two‐hop multiple‐input multiple‐output interference channel under various CSI and antenna correlation
IET Communications (CMU2), Volume 14, Issue 20Pages 3599–3606https://doi.org/10.1049/iet-com.2020.0177In this paper, the problem of interference management is investigated in the downlink of multi‐user multiple‐input multiple‐output two‐hop interference channel under various scenarios of channel state information (CSI) and antenna correlation. ...
- research-articleSeptember 2020
GUIM‐SMD: guilty user identification model using summation matrix‐based distribution
IET Information Security (ISE2), Volume 14, Issue 6November 2020, Pages 773–782https://doi.org/10.1049/iet-ifs.2019.0203Data sharing across multiple different entities is on‐demand to upgrade an enterprise's performance. However, some malicious entity can reveal this data to an unauthorised third party that may result in heavy loss to the enterprises in terms of finance, ...
- research-articleAugust 2020
Low complexity interference compensation for DFRFT‐based OFDM system with CFO
IET Communications (CMU2), Volume 14, Issue 14Pages 2270–2281https://doi.org/10.1049/iet-com.2019.1196Discrete fractional Fourier transform (DFRFT) based orthogonal frequency division multiplexing (OFDM) system significantly outperforms the conventional discrete Fourier transform (DFT) based OFDM system in the presence of carrier frequency offset (CFO). ...
- research-articleJuly 2020
Security analysis of KAP based on enhanced MPF
IET Information Security (ISE2), Volume 14, Issue 4July 2020, Pages 410–418https://doi.org/10.1049/iet-ifs.2019.0333In the previous study, authors proved that inversion of enhanced matrix power function (MPF), introduced as conjectured one‐way function, is a nondeterministic polynomial time (NP)‐complete problem. Furthermore, a key agreement protocol (KAP), the ...
- research-articleJuly 2020
Orthogonal random projection for tensor completion
IET Computer Vision (CVI2), Volume 14, Issue 5August 2020, Pages 233–240https://doi.org/10.1049/iet-cvi.2018.5764The low‐rank tensor completion problem, which aims to recover the missing data from partially observable data. However, most of the existing tensor completion algorithms based on Tucker decomposition cannot avoid using singular value decomposition (SVD) ...
- research-articleJuly 2020
Baseline parity‐check matrix for iterative soft‐decision decoding of binary cyclic codes
IET Communications (CMU2), Volume 14, Issue 12Pages 1968–1974https://doi.org/10.1049/iet-com.2019.1008Belief propagation (BP) is a soft‐decision (SD) decoder that is commonly used to obtain near‐optimal decoding performance for linear codes defined over sparse parity‐check matrix. Nevertheless, the BP yields poor performance when used in the decoding of ...
- research-articleJuly 2020
Polar codes Bhattacharyya parameter generalisation
IET Communications (CMU2), Volume 14, Issue 11Pages 1718–1729https://doi.org/10.1049/iet-com.2019.0950Recently, polar codes were proposed by Arikan to achieve optimum channel capacity given by Shannon theorem with low encoding and decoding complexity. Polar code construction depends on two main foundation criteria which are kernel matrix and Bhattacharyya ...
- research-articleJuly 2020
PKC‐PC: A variant of the McEliece public‐key cryptosystem based on polar codes
IET Communications (CMU2), Volume 14, Issue 12Pages 1883–1893https://doi.org/10.1049/iet-com.2019.0689Polar codes are novel and efficient error‐correcting codes with low encoding and decoding complexities. These codes have a channel‐dependent generator matrix, which is determined by the code dimension, code length and transmission channel parameters. A ...
- research-articleJune 2020
Multiple‐criteria decision analysis process by using prospect decision theory in interval‐valued neutrosophic environment
CAAI Transactions on Intelligence Technology (CIT2), Volume 5, Issue 3September 2020, Pages 209–221https://doi.org/10.1049/trit.2020.0040This study intends to present an innovative study for ranking the alternatives in multiple‐criteria decision analysis (MCDA) problems under the interval‐valued neutrosophic soft set (IVNSS) environment. In this study, to illustrate the notion of objective ...
- research-articleJune 2020
Distance increasing mapping for variable distance block code
IET Communications (CMU2), Volume 14, Issue 9Pages 1495–1501https://doi.org/10.1049/iet-com.2019.0875A new idea regarding the generation of a block code for a code rate of 1/2 and less than 1/2 is developed here. The minimum distance between the codewords can be maximised using a suitable transformation of the P matrix in the generator matrix G of the ...
- research-articleMay 2020
A Relational Matrix Algebra and its Implementation in a Column Store
SIGMOD '20: Proceedings of the 2020 ACM SIGMOD International Conference on Management of DataJune 2020, Pages 2573–2587https://doi.org/10.1145/3318464.3389747Analytical queries often require a mixture of relational and linear algebra operations applied to the same data. This poses a challenge to analytic systems that must bridge the gap between relations and matrices. Previous work has mainly strived to fix ...
- research-articleMay 2020
DOA estimation method of electronically controlled beam‐scanning LWA based on ESPRIT algorithm
IET Communications (CMU2), Volume 14, Issue 8Pages 1285–1292https://doi.org/10.1049/iet-com.2019.0923A novel direction‐of‐arrival (DOA) estimation method based on electronically controlled beam scanning leaky‐wave antenna (LWA) combined with estimation of signal parameters via rotational invariance techniques (ESPRIT) algorithm is proposed. In order to ...