Results 71 to 80 of about 2,554,253 (371)

State Space Parallelization Method for a 16-Bit Turbo Encoder [PDF]

open access: yesEngineering and Technology Journal, 2019
Turbo codes are widely used in digital communication systems. Their ability to reach the Shannon channel capacity made it the choice for most of the communication systems.
Maha Fleah, Qusay Al-Doori
doaj   +1 more source

Technology‐enhanced learning in higher education institutions: Exploring the lived experiences of students with specific learning differences and their lecturers

open access: yesBritish Educational Research Journal, EarlyView.
Abstract This paper challenges the prevailing assumption that technology‐enhanced learning (TEL) inherently benefits all students in higher education, examining how undergraduate students with specific learning differences (SpLDs) and/or autism spectrum disorder (ASD) use technology for learning.
Alexia Achtypi   +3 more
wiley   +1 more source

Iterative H.264 Source and Channel Decoding Using Sphere Packing Modulation Aided Layered Steered Space-Time Codes

open access: yes, 2010
The conventional two-stage turbo-detection schemes generally suffer from a Bit Error Rate (BER) floor. In this paper we circumvent this deficiency by proposing a three-stage turbo detected Sphere Packing (SP) modulation aided Layered Steered Space-Time ...
Hanzo, Lajos, Minallah, Nasru
core   +1 more source

A Guide to Bayesian Optimization in Bioprocess Engineering

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT Bayesian optimization has become widely popular across various experimental sciences due to its favorable attributes: it can handle noisy data, perform well with relatively small data sets, and provide adaptive suggestions for sequential experimentation.
Maximilian Siska   +5 more
wiley   +1 more source

Advanced channel coding for space mission telecommand links

open access: yes, 2013
We investigate and compare different options for updating the error correcting code currently used in space mission telecommand links. Taking as a reference the solutions recently emerged as the most promising ones, based on Low-Density Parity-Check ...
Baldi, Marco   +5 more
core   +1 more source

Large Language Model (LLM) and Human Performance in Child Investigative Interviewing Question Formulation Tasks

open access: yesBehavioral Sciences &the Law, EarlyView.
ABSTRACT We compared the performance of large language models (LLMs) and humans with various levels of expertise in child investigative interviewing on tasks related to question formulation. Two tasks were employed: a static Interview Excerpt Task where participants (60 psychologists, 60 naive participants, GPT‐4, and Llama‐2) formulated follow‐up ...
Liisa Järvilehto   +6 more
wiley   +1 more source

Optimization design and simplified decoding for short frame CCPM

open access: yesTongxin xuebao, 2013
Considering the demand of burst communications,optimization and simplified decoding for coded GMSK sys-tem in short frame was focused on to give an optimum proposal of C2PPM system.Simplified demodulator,optimized generation polynomial of the convolution
Xiao-jie DAI, Ya-feng ZHAN
doaj   +2 more sources

Efficient Selection of Circular and Random Interleaver for Turbo Codes Multiuser CDMA System with Hadamard Spreading code in AWGN and Rayleigh Fading Channels

open access: yesJournal of Engineering and Sustainable Development, 2012
Recently, turbo codes have attracted many researchers because of the codes astonishing performance at low signal to noise ratio SNR. The interleaver types and lengths is an important part in the design of a turbo code.
Ghanim Abd AL Kareem
doaj  

Lesions Associated With Autism Symptoms Map to a Cerebellar Brain Network in Tuberous Sclerosis Complex

open access: yesAnnals of the Child Neurology Society, EarlyView.
ABSTRACT Objective Autism spectrum disorder (ASD) affects 1 in 36 individuals in the United States and is characterized by impaired social communication and restrictive/repetitive behaviors. Individuals with tuberous sclerosis complex (TSC) have a high incidence of ASD (40%) and exhibit congenital brain lesions (tubers), offering a unique lesion‐based ...
Wendy Xiao Herman   +10 more
wiley   +1 more source

Good Concatenated Code Ensembles for the Binary Erasure Channel

open access: yes, 2009
In this work, we give good concatenated code ensembles for the binary erasure channel (BEC). In particular, we consider repeat multiple-accumulate (RMA) code ensembles formed by the serial concatenation of a repetition code with multiple accumulators ...
Amat, Alexandre Graell i, Rosnes, Eirik
core   +3 more sources

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