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Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Eigenvalues of boundary value problems with transmission conditions and eigenparameter-dependent boundary conditions
传输条件 本征参数 相关边界条件 边值问题 本征值
2023/5/16
In this talk, we mainly show some eigenvalue properties of second order Sturm-Liouville problems and third-order boundary value problems with both transmission conditions and eigenparameter-dependent ...
Fitting directed acyclic graphs with latent nodes as finite mixtures models, with application to education transmission
Extendedlatentclassmodels mixturemodels structuralequations causal inference
2012/11/22
This paper describes an efficient EM algorithm for maximum likelihood estimation of a system of nonlinear structural equations corresponding to a directed acyclic graph model that can contain an arbit...
Structural Analysis of Laplacian Spectral Properties with Application to Electric Transmission Networks
Laplacian Spectral Properties Electric Transmission Networks Optimization and Control
2011/9/22
Abstract: The spectrum of the Laplacian matrix of a network plays a key role in a wide range of dynamical problems associated with the network, from transient stability analysis of power networks to d...
Adaptive Sensing and Transmission Durations for Cognitive Radios
Adaptive Sensing Transmission Durations Cognitive Radios
2011/1/17
In a cognitive radio setting, secondary users opportunistically access the spectrum allocated to primary users. Finding the optimal sensing and transmission durations for the secondary users becomes c...
A Closed Formula for the Barrier Transmission Coefficient in Quaternionic Quantum mechanics
Closed Formula Barrier Transmission Coefficient Quaternionic Quantum mechanics
2011/2/24
A Closed Formula for the Barrier Transmission Coefficient in Quaternionic Quantum mechanics.
A Unified Analysis of Transmission with Transceiver Distortion and Some Applications
Unified Analysis of Transmission Transceiver Distortion Applications
2011/1/19
A unified analysis is presented for information transmission over Gaussian channels with memoryless nonlinear transceiver distortion, which encompasses various distortion models including transmit-sid...
Perfect transmission scattering as a PT-symmetric spectral problem
Perfect transmission scattering PT-symmetric spectral problem
2010/11/23
We establish that a perfect-transmission scattering problem can be described by a class of parity and time reversal symmetric operators and hereby we provide a scenario for understanding and implemen...
On Secure Transmission over Parallel Relay Eavesdropper Channel
Parallel Relay Eavesdropper Channel math
2010/11/15
We study a four terminal parallel relay-eavesdropper channel which consists of multiple independent relay-eavesdropper channels as subchannels. For the discrete memoryless case, we establish inner an...
A posteriori error estimates for a finite element approximation of transmission problems with sign changing coefficients
A posteriori estimator non positive definite diffusion problems
2010/12/8
We perform the a posteriori error analysis of residual type of a transmission problem with sign changing coefficients. According to [6] if the contrast is large enough, the continuous problem can be t...
Transmission Strategies in Multiple Access Fading Channels with Statistical QoS Constraints
Transmission Strategies Multiple Access Fading Channels Statistical QoS Constraints
2010/12/8
Effective capacity, which provides the maximum constant arrival rate that a given service process can support while satisfying statistical delay constraints, is analyzed in a multiuser scenario. In pa...
MIMO Identical Eigenmode Transmission System (IETS) - A Channel Decomposition Perspective
Identical Eigenmode Transmission System Channel Decomposition Perspective
2010/12/8
In the past few years considerable attention has been given to the design of Multiple-Input Multiple-Output (MIMO) Eigenmode Transmission Systems (EMTS). This paper presents an in-depth analysis of a ...
Robust Linear Precoder Design for Multi-cell Downlink Transmission
Robust Linear Precoder Design for Multi-cell Downlink Transmission
2010/12/13
Coordinated information processing by the base stations of multi-cell wireless networks enhances the overall quality of communication in the network. Such coordinations for optimizing
any desired net...
Two-Way Transmission Capacity of Wireless Ad-hoc Networks
Two-Way Transmission Capacity Wireless Ad-hoc Networks
2010/12/1
The transmission capacity of an ad-hoc network is the maximum density of active transmitters per unit area, given an outage constraint at each receiver for a fixed rate of transmission. Most prior wor...
The interior transmission problem and bounds on transmission eigenvalues
interior transmission problem bounds transmission eigenvalues
2010/12/14
We study the interior transmission eigenvalue problem for signdefinite multiplicative perturbations of the Laplacian in a bounded domain. We show that all but finitely many complex transmission eigenv...
Energy-Efficient Transmission Schemes in Cooperative Cellular Systems
energy-efficient asymmetric traffic mobile relay relay location cooperation
2010/11/26
Energy-efficient communication is an important requirement for mobile devices, as the battery technology has not kept up with the growing requirements stemming from ubiquitous multimedia applications....