Results 31 to 40 of about 1,421 (152)

A low-power opportunistic communication protocol for wearable applications [PDF]

open access: yes, 2015
© 2015 IEEE.Recent trends in wearable applications demand flexible architectures being able to monitor people while they move in free-living environments. Current solutions use either store-download-offline processing or simple communication schemes with
Chen, S, Gaglione, A, Lo, B, Yang, GZ
core   +1 more source

An optimized transform and quantization scheme for HEVC intra lossless coding

open access: yesEngineering Reports, Volume 6, Issue 11, November 2024.
In this article, we propose an Intra lossless coding scheme based on transformation and quantization for High Efficiency Video Coding (HEVC). The initial residual block is divided into two parts: the coefficient block and the error block. The proposed mode is combined with the transform bypass mode to achieve better coding efficiency at transform units
Xiaojie Liu   +4 more
wiley   +1 more source

Analysis and Design of Network‐Based Control Systems with Binary Modulation

open access: yesMathematical Problems in Engineering, Volume 2014, Issue 1, 2014., 2014
Network‐based control systems have been emerging technologies in control and computer communication fields over the past decade. This paper focuses on the analysis and design of network‐based control systems with binary modulation. First, it is shown that different modulations can result in different delays which are inevitable in network‐based control
Shunli Zhao   +3 more
wiley   +1 more source

Spectral Distortion in Lossy Compression of Hyperspectral Data

open access: yesJournal of Electrical and Computer Engineering, 2012
Distortion allocation varying with wavelength in lossy compression of hyperspectral imagery is investigated, with the aim of minimizing the spectral distortion between original and decompressed data.
Bruno Aiazzi   +4 more
doaj   +1 more source

Real-time data compression of broadcast video signals [PDF]

open access: yes, 1990
A non-adaptive predictor, a nonuniform quantizer, and a multi-level Huffman coder are incorporated into a differential pulse code modulation system for coding and decoding broadcast video signals in real ...
Barnes, Scott P.   +2 more
core   +2 more sources

A neural network for mining large volumes of time series data [PDF]

open access: yes, 2005
Efficiently mining large volumes of time series data is amongst the most challenging problems that are fundamental in many fields such as industrial process monitoring, medical data analysis and business forecasting.
Austin, J., Liang, B.
core   +1 more source

Optimal H.264 Scalable Video Scheduling Policies for 3G/4G Wireless Cellular and Video Sensor Networks

open access: yesAdvances in Multimedia, Volume 2012, Issue 1, 2012., 2012
We consider the problem of optimal H.264 scalable video scheduling, with an objective of maximizing the end‐user video quality while ensuring fairness in 3G/4G broadband wireless networks and video sensor networks. We propose a novel framework to characterize the video quality‐based utility of the H.264 temporal and quality scalable video layers ...
Vamseedhar R. Reddyvari   +2 more
wiley   +1 more source

Work design improvement at Miroad Rubber Industries Sdn. Bhd. [PDF]

open access: yes, 2020
Erul Food Industries known as Salaiport Industry is a family-owned company and was established on July 2017. Salaiport Industry apparently moved to a new place at Pedas, Negeri Sembilan.
Chen, Xue Chee   +7 more
core  

Automatic Generation of Optimized and Synthesizable Hardware Implementation from High‐Level Dataflow Programs

open access: yesVLSI Design, Volume 2012, Issue 1, 2012., 2012
In this paper, we introduce the Reconfigurable Video Coding (RVC) standard based on the idea that video processing algorithms can be defined as a library of components that can be updated and standardized separately. MPEG RVC framework aims at providing a unified high‐level specification of current MPEG coding technologies using a dataflow language ...
Khaled Jerbi   +4 more
wiley   +1 more source

Performance Evaluation of Data Compression Systems Applied to Satellite Imagery

open access: yesJournal of Electrical and Computer Engineering, Volume 2012, Issue 1, 2012., 2012
Onboard image compression systems reduce the data storage and downlink bandwidth requirements in space missions. This paper presents an overview and evaluation of some compression algorithms suitable for remote sensing applications. Prediction‐based compression systems, such as DPCM and JPEG‐LS, and transform‐based compression systems, such as CCSDS ...
Lilian N. Faria   +3 more
wiley   +1 more source

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