Results 71 to 80 of about 1,090,025 (303)

PAPR reduction of optical OFDM signals in visible light communications

ICT Express, 2019
Orthogonal frequency division multiplexing (OFDM) is extensively used in optical communications to achieve high rate transmission. In this paper, Vandermonde like matrix (VLM) pre-coding approach is offered to reduce the high peak-to-average power ratio (
Abbas Ali Sharifi
doaj   +1 more source

The Strategic Role of Sustainability Certifications: A Multi‐Theoretical Framework and Comparative Analysis in the Global Wine Industry

Business Strategy and the Environment, EarlyView.
ABSTRACT Sustainability certifications are increasingly embedded in the governance and competitiveness of the wine sector, yet their strategic role remains under‐theorised. This study conceptualises certifications as multidimensional strategic mechanisms and conducts a comparative analysis of 50 schemes used in the global wine industry.
Alexy Apolo‐Romero, Nieves García‐Casarejos, Pilar Gargallo   +2 more
wiley   +1 more source

8.06.013: 40th Birthday card from Vince Walsh, 1991

, 1991
A birthday card to Don Walsh from his brother Vince, who enclosed a humourous ...
Walsh, Vince
core  

Estudo da transformada de Walsh-Hadamard aplicada à transmissão OFDM [PDF]

, 2006
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia Elétrica.Esta dissertação apresenta um estudo da aplicação da Transformada de Walsh-Hadamard (WHT) em diferentes sistemas OFDM ...
Doniak, Marcio Henrique
core  

Scientific Developments in Green Innovation and Competitive Advantage Research: A Bibliometric Review

Business Strategy and the Environment, EarlyView.
ABSTRACT This research aims to investigate the relationship between green innovation and competitive advantage through a bibliometric analysis. The data were obtained from the widely used social science databases, Web of Science (WoS) and Scopus, and then processed using the open‐source programming language R.
Mustafa Tuncer Okumus
wiley   +1 more source

Partial structure learning by subset Walsh transform. [PDF]

, 2013
Estimation of distribution algorithms (EDAs) use structure learning to build a statistical model of good solutions discovered so far, in an effort to discover better solutions.
Lee A. Christie, McCall, John A.W., Christie, Lee A., David P. Lonie, Lonie, David P., John A. W. McCall   +5 more
core   +1 more source

Corporate Indigenous Stakeholder Engagement in the Sustainability Reporting: Evidence From the Australian Mining Industry

Business Strategy and the Environment, EarlyView.
ABSTRACT Given the growing pressure for indigenous stakeholder engagement, this paper explores the extent and nature of indigenous stakeholder engagement disclosures in the sustainability reporting of Australian mining companies. Drawing on stakeholder theory and legitimacy theory, this study explores how large Australian mining companies disclose ...
Md. Moazzem Hossain, Aklema Choudhury Lema, Shamsun Nahar, Md. Jahidur Rahman, Udani Chathurika Edirisinghe, Kerry Bodle   +5 more
wiley   +1 more source

Calculation of multiplication with using Walsh transform [PDF]

, 2010
Показано реалізацію операції множення на основі циклічної згортки і обчислення циклічної згортки з використанням перетворення Уолша. Наведено кількісну оцінку операцій однослівного множення для методу Уолша.
Гнатив, Л.А., Кошкина, Н.В, Терещенко, А.Н., Задирака, В.К., Мельникова, С.С.   +4 more
core   +1 more source

Some Cryptographic Properties of Functions Based on their 2q-Nega-Hadamard Transform [PDF]

International Journal of Mathematical, Engineering and Management Sciences
Negabent functions play a vital role in the field of cryptography and coding theory for designing secure cryptosystems. In this article, we investigate the various properties of 2q-nega-Hadamard transform (2q-NHT) of the functions from Z_q^n to Z_2q with
Deep Singh, Bibhuti Bhusan Mohanta, Amit Paul, Jatinder Kumar, Rajwinder Singh   +4 more
doaj   +1 more source

Building Capabilities for Monetizing Circular Economy Strategies—A Case Study Analysis of 3R Strategies in a Japanese Firm

Business Strategy and the Environment, EarlyView.
ABSTRACT While many firms struggle to monetize circular economy (CE) strategies due to high costs and capability gaps, understanding the specific capabilities required to effectively implement these strategies remains a critical challenge. Addressing this gap, this study explores how firms develop and institutionalize such capabilities to achieve both ...
Ryosuke Sugie, Young Won Park, Mitsuhiro Fukuzawa   +2 more
wiley   +1 more source