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RDAG: A Structure-Free Real-Time Data Aggregation Protocol for Wireless Sensor Networks
2011
2011 IEEE 17th International Conference on Embedded and Real-Time Computing Systems and Applications
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However, it extends the delay at the intermediate nodes, so it can complicate the handling of delayconstrained data in event-critical applications. ...
Besides, the structure-based aggregation as the dominant data gathering approach in WSNs suffers from high maintenance overhead in dynamic scenarios for event-based applications. ...
Cooperating with a timing scheme similar as that in [25] , this dynamic routing scheme can efficiently aggregate data. ...
doi:10.1109/rtcsa.2011.70
dblp:conf/rtcsa/YeganehYAM11
fatcat:tlmfe3laxvbu3mtzj72m5nwp6u
Structure-free real-time data aggregation in wireless sensor networks
2012
Computer Communications
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Using extensive simulations in NS-2, we investigate the performance of RAG in terms of aggregation gain, miss ratio, energy consumption, and end-to-end delay for WSNs. ...
In this paper, we focus on designing a structure-free Real-time data AGgregation protocol, RAG, using two mechanisms for temporal and spatial convergence of packets -Judiciously Waiting policy and Real-time ...
Thus, it is the ratio of traffic reduction due to aggregation to the total traffic without aggregation [8] . ...
doi:10.1016/j.comcom.2011.11.007
fatcat:l7qeitkydzbwpit7i55f2fj34e
Optimization of Wireless Sensor Networks using PPSS Algorithm
2016
International Journal Of Engineering And Computer Science
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Toward this objective, the study goes through a new energy-efficient dynamic optimization-based sleep scheduling and target prediction technique for large-scale sensor networks. ...
In the development of various large-scale sensor systems, a particularly challenging problem is how to dynamically organize the sensors into a wireless communication network and route sensed information ...
G-MAC provides effective network control mechanisms to maximize sleep durations [7] , minimize idle listening, and limit the amount of cluster control traffic overhead. ...
doi:10.18535/ijecs/v5i11.86
fatcat:5pa6hir6kva5ngivm2ayltpfzm
Traffic Information Collection Using Wireless Sensor Network Positioning Technology
2021
Journal of Sensors
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a platform for positioning and tracking application research to lay the foundation for further application research. ...
In the study of the above problems, new methods of positioning and tracking with theoretical and practical value are proposed for different practical application scenarios, and the performance is verified ...
The processing delay of the receiver refers to the time from the signal received by the antenna to the time it takes for the signal to be accurately decoded by the receiver. ...
doi:10.1155/2021/6156258
doaj:3028d99d1bbf4521b4ca33525cf53fa4
fatcat:eh5mbxrztjetjmojmur3g2g3xa
A Survey on Continuous Object Tracking and Boundary Detection Schemes in IoT Assisted Wireless Sensor Networks
2021
IEEE Access
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WSNs are the essential segment of IoT for monitoring as well as tracking. ...
In order to replete the present cleft of analysis, we have inspected various current state-of-the-art works on boundary detection of a continuous object that has yet not been added to the current writing ...
A. CONTINUOUS OBJECT TRACKING SCHEMES C. Zhong and M. Worboys provided a dynamic convoy treebased collaboration (DCTC) approach for mobile target detection and tracking. ...
doi:10.1109/access.2021.3110203
fatcat:fesbinwemfezzggz7xjh6mnk7m
Survey of mobile object tracking protocols in wireless sensor networks: a network-centric perspective
2012
International Journal of Ad Hoc and Ubiquitous Computing
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The survey concludes with several key open problems together with a summary of directions for future works. ...
We typify a complete object tracking solution as a system of signal processing-based algorithms in charge of target identification/classification and network-centric protocols as the communication substrate ...
Tracking delay: This metric plays a key factor in two stages of the tracking operation: • the time it takes to estimate the location of a given target from the very moment it appears • the latency of reporting ...
doi:10.1504/ijahuc.2012.049283
fatcat:gwouamvhxbalhitc45oyo2ki74
Wireless Sensor Networks Formation: Approaches and Techniques
2016
Journal of Sensors
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In all cases for the design of any application, one of the main objectives is to keep the WSN alive and functional as long as possible. A key factor in this is the way the network is formed. ...
We focus on recent works and present a discussion of their advantages and drawbacks. Finally, the paper overviews a series of open issues which drive further research in the area. ...
Conflict of Interests The authors declare that there is no conflict of interests regarding the publication of this paper. ...
doi:10.1155/2016/2081902
fatcat:ryxe6u43ezezxid7jmoogcjkta
The Analysis of Node Planning and Control Logic Optimization of 5G Wireless Networks under Deep Mapping Learning Algorithms
2019
IEEE Access
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Based on the theory of deep mapping learning algorithm, a scheduling algorithm based on event-driven access point, improved time-driven access point and idle network is designed for centralized wireless ...
Aiming at the centralized wireless network control system, this paper designs a scheduling algorithm based on event-driven access point, improved time-driven access point and network idleness. ...
The UDP traffic for Network-Cloud slicing increased by 45 seconds during the test run, although the system detected changes only after 7 seconds (indicating that processing delays for such processes might ...
doi:10.1109/access.2019.2949631
fatcat:giqar4uopzdyze37zvjhspjom4
An Introduction to Sensor Data Analytics
[chapter]
2012
Managing and Mining Sensor Data
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A tuple of SegmentTable contains the approximation data for a segment in the time interval [start time, end time]. The attribute id stands for identification of the model that is used in the segment. ...
reduction and filtering of time series streams, illustrating what it takes to apply them efficiently and effectively to numerous problems. ...
The views and conclusions contained in this document are those of the authors and should not be interpreted as representing the official policies, either expressed or implied, of the Army Research Laboratory ...
doi:10.1007/978-1-4614-6309-2_1
fatcat:pfbx566yfzgqpnjcuzonmxr23q
Towards collaboration in heterogeneous Wireless Networks
2021
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Second, having the possibility of communication, we build a common control plane and create two collaboration schemes. ...
LtFi enables direct over-the-air data transmission from LTE-U to WiFi, while NOTCH is a generic CTC framework that can be parametrized for any pair of wireless technologies. ...
DCTC [96] adopts the WiFi beacons as reference points for its energy pattern and defines multiple critical time points spaced equally within a beacon period. ...
doi:10.14279/depositonce-12218
fatcat:glihaqgw7zalxgcictlr6uicka
Novel approaches to in-network processing for the reduction of energy consumption in wireless sensor networks
2009
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However, the deployment of a large scale WSN still requires solutions to a number of technical challenges that stem primarily from the features of the sensor nodes such as limited computational power, ...
Since the radio is the main cause of power consumption in a sensor node, most of the energy conservation schemes proposed in the literature have focused on minimizing the energy consumption of the communication ...
Data samples can be delayed inside the network for moderate periods of time without significantly affecting application performance. ...
doi:10.6092/imtlucca/e-theses/25
fatcat:4dosav7ejzgwdhzu6doawa7k4i
Innovative Transit Workforce Development Projects of 2012: Summative Evaluation
2019
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MARTA cooperated by giving CTR access to its resources for the tour of a large transit system. ...
When kids were ready to cross the street, she stopped traffic, etc. ...
doi:10.21949/1503825
fatcat:xdoa5x2qb5bspgeci7v5jxdyxm