Results 41 to 50 of about 134,775 (254)

Performance Analysis and Improvement of Optical Camera Communication

open access: yesApplied Sciences, 2018
Optical camera communication (OCC) is a technology in which a camera image sensor is employed to receive data bits sent from a light source. OCC has attracted a lot of research interest in the area of mobile optical wireless communication due to the ...
Moh. Khalid Hasan   +4 more
doaj   +1 more source

Dictionary Matching with One Gap

open access: yes, 2014
The dictionary matching with gaps problem is to preprocess a dictionary $D$ of $d$ gapped patterns $P_1,\ldots,P_d$ over alphabet $\Sigma$, where each gapped pattern $P_i$ is a sequence of subpatterns separated by bounded sequences of don't cares.
A. Amir   +19 more
core   +1 more source

EVOLUTIONARY ALGORITHMS FOR OVERLAPPING CORRELATION CLUSTERING [PDF]

open access: yes, 2014
. In Overlapping Correlation Clustering (OCC), a number of objects are assigned to clusters. Two objects in the same cluster have correlated characteristics.
C. E. Andrade   +3 more
core   +2 more sources

Understanding and Optimizing Li Substitution in P2‐Type Sodium Layered Oxides for Sodium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
This work explores Li‐substituted P2 layered oxides for Na‐ion batteries by crystallographic and electrochemical studies. The effect of lithium on superstructure orderings, on phase transitions during synthesis and electrochemical cycling and on the interplay of O‐ versus TM‐redox is revealed via various advanced techniques, including semi‐simultaneous 
Mingfeng Xu   +5 more
wiley   +1 more source

Metal contact allergies and dental amalgam in risk factor-negative oral cavity cancer

open access: yesJournal of Oral Medicine and Oral Surgery
Background: Oral cavity cancer (OCC) is increasing in prevalence in younger patients without a history of tobacco or alcohol use. Emerging evidence suggests that chronic inflammation and intraoral metal allergies, such as those related to dental amalgam,
Husmann Vanessa   +8 more
doaj   +1 more source

Efficient Dynamic Dictionary Matching with DAWGs and AC-automata

open access: yes, 2019
The dictionary matching is a task to find all occurrences of patterns in a set $D$ (called a dictionary) on a text $T$. The Aho-Corasick-automaton (AC-automaton) is a data structure which enables us to solve the dictionary matching problem in $O(d\log ...
Hendrian, Diptarama   +3 more
core   +1 more source

Experimental demonstration of RGB LED-based optical camera communications [PDF]

open access: yes, 2015
Red, green, and blue (RGB) light-emitting diodes (LEDs) are widely used in everyday illumination, particularly where color-changing lighting is required.
Luo, Pengfei   +7 more
core   +3 more sources

Stacking‐Engineered Magnonic Topology and Transport in Honeycomb Homobilayers

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Topological magnons have emerged as a promising platform for dissipationless bosonic transport. However, a straightforward and effective strategy to engineer such topological states in real materials has yet to be fully realized. Here, a general scheme for controlling magnonic topological states via stacking engineering in van der Waals ...
Xiaoran Feng   +6 more
wiley   +1 more source

Architecture and Design of Seat Collaboration System for Urban Rail Transit Operation Control Center

open access: yesChengshi guidao jiaotong yanjiu
ObjectiveAt present, the large screen linkage control and individual seat design in urban rail transit OCC (operation control center) are relatively independent, which cannot achieve flexible information push and resource sharing.
Shuai ZHAO, Zhiwei ZHU
doaj   +1 more source

Tunable Negative Thermal Expansion in Fe/Cr‐Substituted Nd2Co17 Compounds via Magnetoelastic Coupling

open access: yesAdvanced Science, EarlyView.
This study achieves anisotropic thermal expansion tuning in Nd2(Co1‐xFex)17‐yCry compounds via a magnetoelastic strategy. Variable‐temperature synchrotron X‐ray diffraction reveals that increased Fe content induces switchable lattice responses. Compositional control reduces the volume expansion coefficient αV by 20% (x═0.7) and modulates TC (442–625 K),
Jiayuan Li   +8 more
wiley   +1 more source

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