Results 91 to 100 of about 28,283 (177)

Design of a Lossless Image Compression System for Video Capsule Endoscopy and Its Performance in In-Vivo Trials

open access: yesSensors, 2014
In this paper, a new low complexity and lossless image compression system for capsule endoscopy (CE) is presented. The compressor consists of a low-cost YEF color space converter and variable-length predictive with a combination of Golomb-Rice and unary ...
Tareq H. Khan, Khan A. Wahid
doaj   +1 more source

Image‐Based Spatio‐Temporal Interpolation for Split Rendering

open access: yesComputer Graphics Forum, EarlyView.
Abstract Low‐powered devices – such as small form factor head‐mounted displays (HMDs) – struggle to deliver a smooth and high‐quality viewing experience, due to their limited power and rendering capabilities. Cloud rendering attempts to solve the quality issue, but leads to prohibitive latency and bandwidth requirements, hindering use with HMDs over ...
M. Steiner   +4 more
wiley   +1 more source

Compression of Multichannel Signals With Irregular Sampling Rates and Data Gaps

open access: yesIEEE Access
In this work, we study the compression of multichannel signals with irregular sampling rates and data gaps. We consider state-of-the-art algorithms, which were originally designed to compress gapless signals with regular sampling, adapt them to operate ...
Pablo Cervenansky   +2 more
doaj   +1 more source

Encoding Occupancy in Memory Location for Efficient and Compact High‐Resolution Voxel Structures

open access: yesComputer Graphics Forum, EarlyView.
We encode information about geometric structure into the pointers of a sparse voxel directed acyclic graph (SVDAG). Each pointer carries information about the structure of the node it points to. Our encoding improves ray tracing performance and reduces model size in memory.
Jaina Modisett, Markus Billeter
wiley   +1 more source

Nitrogen‐Doped Graphene Aerogels for Supercapacitors: Advances in Synthesis and Electrochemical Performance

open access: yesBattery Energy, Volume 5, Issue 2, March 2026.
This review explores nitrogen‐doped graphene aerogel materials used in supercapacitors, analyzing synthesis techniques, performance measures, and recent advancements. It highlights material challenges and limitations while suggesting directions for future research.
Khaled Abdou Ahmed Abdou Elsehsah   +6 more
wiley   +1 more source

Lazy Management for Frequency Table on Hardware-Based Stream Lossless Data Compression

open access: yesInformation, 2016
The demand for communicating large amounts of data in real-time has raised new challenges with implementing high-speed communication paths for high definition video and sensory data.
Koichi Marumo   +3 more
doaj   +1 more source

Hybrid LZW compression [PDF]

open access: yes
The Science Data Management and Science Payload Operations subpanel reports from the NASA Conference on Scientific Data Compression (Snowbird, Utah in 1988) indicate the need for both lossless and lossy image data compression systems.
Forsyth, William B.   +1 more
core   +1 more source

Artificial Intelligence‐Enhanced Electrocardiography for Predicting Paroxysmal Atrial Fibrillation From Sinus Rhythm: Impact of Data Integration Across Institutions and Devices

open access: yesAnnals of Noninvasive Electrocardiology, Volume 31, Issue 2, March 2026.
We developed CNN models using sinus rhythm ECG data from two institutions using distinct ECG systems. A fine‐tuned model trained on homogeneous datasets from cardiology departments consistently achieved high performance, whereas a model trained on heterogeneous datasets demonstrated lower performance.
Shinya Suzuki   +17 more
wiley   +1 more source

Ice Lithography: Recent Progress Opens a New Frontier of Opportunities

open access: yesAdvanced Functional Materials, Volume 36, Issue 12, 9 February 2026.
This review focuses on recent advancements in ice lithography, including breakthroughs in compatible precursors and substrates, processes and applications, hardware, and digital methods. Moreover, it offers a roadmap to uncover innovation opportunities for ice lithography in fields such as biological, nanoengineering and microsystems, biophysics and ...
Bingdong Chang   +9 more
wiley   +1 more source

Lossless and Near-Lossless Compression Algorithms for Remotely Sensed Hyperspectral Images

open access: yesEntropy
Rapid and continuous advancements in remote sensing technology have resulted in finer resolutions and higher acquisition rates of hyperspectral images (HSIs).
Amal Altamimi, Belgacem Ben Youssef
doaj   +1 more source

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