Results 111 to 120 of about 48,547 (250)

Novel construction of QC-LDPC codes with modified 2-D GRS codes

open access: yesTongxin xuebao, 2015
The construction method for QC-LDPC (quasi-cyclic low density parity-check) code with modified two-dimensional generalized reed-solomon (2-D GRS) code is proposed using the generator polynomial of GRS code,so thus the constructed code can have better ...
Ming ZHAO, Xiao-lin ZHANG
doaj   +2 more sources

Parity-Check Network Coding for Multiple Access Relay Channel in Wireless Sensor Cooperative Communications

open access: yesEURASIP Journal on Wireless Communications and Networking, 2010
A recently developed theory suggests that network coding is a generalization of source coding and channel coding and thus yields a significant performance improvement in terms of throughput and spatial diversity.
Bing Du, Jun Zhang
doaj   +1 more source

Hurricane‐induced risk contagion in commercial real estate: Evidence from Hurricane Sandy

open access: yesReal Estate Economics, EarlyView.
Abstract This study examines how hurricane‐induced destruction affects the prices of nearby undamaged commercial real estate properties, using Hurricane Sandy as a natural experiment. Using Real Capital Analytics transaction records spatially merged with Federal Emergency Management Agency building‐level damage data, we empirically employ a difference ...
Lu Fang   +3 more
wiley   +1 more source

‘Standard KAMs’, ‘Canary KAMs’, and ‘Naughty KAMs’: A Typology of Key Audit Matters to Explain Their Value Relevance

open access: yesAbacus, EarlyView.
This paper develops a framework for understanding how key audit matters (KAMs) can be factored into investors’ risk assessments. Detailed interviews with seasoned investors representing international and regional asset managers and owners confirm that the number and type of reported KAMs are not ‘priced’ directly.
Warren Maroun   +2 more
wiley   +1 more source

Generalized low-density parity-check codes

open access: yes, 2006
An evolution of Gallager's Low-Density Parity-Check (LDPC) codes was first introduced by Tanner in 1981, namely Generalized Low-Density Parity-Check (GLDPC) codes, and then further developed by Boutros et at. as well as by Lentmaier and Zigangirov. It has been shown that Hamming-code based GLDPC codes are asymptotically good in the sense of minimum ...
openaire   +2 more sources

Doped low-density parity-check codes

open access: yesDigital Communications and Networks
In this paper, we propose a doping approach to lower the error floor of Low-Density Parity-Check (LDPC) codes. The doping component is a short block code in which the information bits are selected from the coded bits of the dominant trapping sets of the LDPC code.
Yong Li   +5 more
openaire   +3 more sources

Beyond health protection: Estimating the impact of public health insurance on home‐based livestock raising in rural China

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Livestock often serves as self‐insurance against health shocks for rural households in developing countries. However, little is known about how public health insurance affects livestock production decisions. This paper fills the gap by examining the impact of China's New Rural Cooperative Medical Scheme (NRCMS) on household‐level livestock ...
Ran Li
wiley   +1 more source

Labour epidural analgesia and early childhood behavioural outcomes: the moderating role of maternal mental health and pro‐inflammatory cytokines

open access: yesAnaesthesia, EarlyView.
Summary Introduction Labour epidural analgesia is the most effective method for intrapartum pain relief and is associated with improved maternal outcomes. However, concerns have been raised regarding potential associations between labour epidural analgesia and adverse psycho‐emotional outcomes in children. Evidence from large epidemiological studies is
Sana Asif   +6 more
wiley   +1 more source

Global Apparel Value Chain in the Post‐MFA Era: Exploring Bangladesh's Competitive Edge

open access: yesAsian-Pacific Economic Literature, EarlyView.
ABSTRACT This study revisits Bangladesh's competitive edge by examining patterns of global apparel trade during the post‐Multi‐Fibre Arrangement (MFA) era using a large bilateral panel of 27 leading apparel exporters trading with 163 destinations with coverage of 90% of the world apparel exports.
Abul Bashar Mohammed Fakhruzzaman
wiley   +1 more source

What if Adam Smith Debated an AI Economist: A Thought Experiment on Markets, Ethics, and the Invisible Hand

open access: yesBusiness Ethics, the Environment &Responsibility, EarlyView.
ABSTRACT Can AI‐driven capitalism sustain the moral preconditions of market order? We stage a dialogue between Adam Smith and a steel‐manned “EconAI” to test four Moral‐Market‐Fitness criteria: trustworthiness, fairness, non‐domination, and contestability, across 11 dilemmas.
Alexandra‐Codruța Bîzoi   +1 more
wiley   +1 more source

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