搜索结果: 1-15 共查到“信息科学与系统科学 Networks”相关记录48条 . 查询时间(0.122 秒)
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Generalization of Graph Neural Networks and Graph Structural Learning for Robust Representation
图神经网络 泛化 图结构学习 鲁棒表示
2023/4/18
This report consists of two parts associated with graph neural networks: generalization and graph structural learning. We first study the Rademacher complexity of GNNs, as one of independent-algorithm...
Monitoring of Slope Movements coupling Autonomous Wireless Sensor Networks and Web Services
Monitoring slope movements landslide forecasts early warning systems wireless sensor networks
2015/6/30
Slope movements have caused severe damages of civil infrastructures and numerous human fatalities. Continuous monitoring of slope movements and the collection of vital landslide information are benefi...
A Distributed Algorithm with Linear Convergence for Maximum Lifetime Routing in Wireless Networks
Linear Convergence Lifetime Routing
2015/6/19
A wireless sensor network of nodes with limited energy is considered. The problem of computing a routing flow that maximizes the network lifetime is formulated as a linear program. We consider a conve...
Joint Routing, MAC, and Link layer Optimization in Sensor Networks with Energy Constraints
Joint Routing MAC Link layer
2015/6/19
We consider sensor networks where energy is a limited resource so that energy consumption must be minimized while satisfying given throughput requirements. Moreover, energy consumption must take into ...
Cross-layer Energy Minimization in TDMA-based Sensor Networks
TDMA-based Sensor Networks Minimization
2015/6/19
We consider sensor networks where energy is a limited resource so that energy consumption must be minimized while satisfying given throughput requirements. Moreover, energy consumption must take into ...
Distributed Algorithms for Maximum Lifetime Routing in Wireless Sensor Networks
Wireless Sensor Networks Maximum Lifetime
2015/6/19
A sensor network of nodes with wireless transceiver capabilities and limited energy is considered. We propose distributed algorithms to compute an optimal routing scheme that maximizes the time at whi...
A Graph-Theoretic Approach to Distributed Control over Networks
Networks Distributed Control
2015/6/19
We consider a network of control systems connected over a graph. Considering the graph structure as constraints on the set of permissible controllers, we show that such systems are simply constrained ...
An Energy-Optimal Algorithm for Neighbor Discovery in Wireless Sensor Networks
Wireless Sensor Networks Neighbor Discovery
2015/6/19
We consider sensor networks in which individual nodes with on-board sensing and low-power transmitters and receivers establish connections with neighboring nodes. The overall objective is to enable en...
Cross-layer Energy and Delay Optimization in Small-scale Sensor Networks
Small-scale Sensor Networks Optimization
2015/6/19
The general joint design of the physical, MAC, and routing layers to minimize network energy consumption is complex and hard to solve. Heuristics to compute approximate solutions and high-complexity a...
Convexity of Optimal Control over Networks with Delays and Arbitrary Topology
Delays Arbitrary Topology
2015/6/19
We consider the design of optimal controllers for a networked system (or a spatio-temporal system), where the dynamics of each subsystem may affect those of other subsystems with some propagation dela...
k-Connectivity in Secure Wireless Sensor Networks with Physical Link Constraints - The On/Off Channel Model
k-Connectivity Secure Wireless Sensor Networks Physical Link Constraints The On/Off Channel Model Information Theory
2012/6/29
Random key predistribution scheme of Eschenauer and Gligor (EG) is a typical solution for ensuring secure communications in a wireless sensor network (WSN). Connectivity of the WSNs under this scheme ...
Phase transition in crowd synchrony of delay-coupled multilayer laser networks
Phase transition crowd synchrony delay-coupled multilayer laser networks Chaotic Dynamics
2012/4/26
An analogy between crowd synchrony and multi-layer neural network architectures is proposed. It indicates that many non-identical dynamical elements (oscillators) communicating indirectly via a few me...
Controlling complex networks: How much energy is needed?
Controlling complex networks energy needed Social and Information Networks
2012/4/20
The outstanding problem of controlling complex networks is relevant to many areas of science and engineering, and has the potential to generate technological breakthroughs as well. We address the phys...
Collective Almost Synchronization in Complex Networks
Collective Almost Synchronization Complex Networks Chaotic Dynamics
2012/4/26
This work introduces the phenomenon of Collective Almost Synchronization (CAS), which describes a universal way of how patterns can appear in complex networks even for small coupling strengths. The CA...
Random Symmetry Breaking and Freezing in Chaotic Networks
Random Symmetry Breaking Freezing Chaotic Networks
2012/4/26
Parameter space of a driven damped oscillator in a double well potential presents either a chaotic trajectory with sign oscillating amplitude or a non-chaotic trajectory with a fixed sign amplitude. A...