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Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Minimum storage cooperative regenerating codes for distributed storage
分布式存储 最小存储 协同再生码
2023/5/16
In distributed storage systems, erasure codes are deployed to ensure system reliability with low storage overhead. Minimum storage cooperative regenerating codes are a class of erasure codes that prov...
A minimum satisfying assignment of a formula is a minimumcost partial assignment of values to the variables in the formula that guarantees the formula is true. Minimum satisfying assignments have appl...
Practical Leakage-Resilient Pseudorandom Objects with Minimum Public Randomness
Practical Leakage-Resilient Pseudorandom Objects Minimum Public Randomness
2016/1/23
One of the main challenges in leakage-resilient cryptography is to ob-tain proofs of security against side-channel attacks, under realistic assumptions and for efficient constructions. In a recent wor...
Minimum Control Latency of Dynamic Networks
Structural controllability Minimum control la- tency Controlling pattern design
2016/1/22
Controlling a dynamic network is interesting and important in practical applications, which is to drive the network from any initial state to any desired state. Much research has been conducted in rev...
An Efficient Multi-Scale Segmentation for High-Resolution Remote Sensing Imagery Based on Statistical Region Growing and Minimum-Heterogeneity Rule
Multi-scale Segmentation High-Resolution Statistical Region Merging (SRM)
2015/12/17
Multi-scale segmentation is an essential step toward higher level image processing in remote sensing. This paper presents a new multi-scale segmentation method based on Statistical Region Merging (SRM...
Long Strip Modelling for CARTOSAT-1 with Minimum Control
Geometric Modelling Digital elevation model Stereo image Accuracy Cartosat-1 Long Strip Modelling
2015/11/23
Cartosat-1 satellite, launched on 5th May 2005, is designed to deliver high-resolution spatial data of better than 2.5m in stereo with~27 km swath. The twin panchromatic cameras (Fore & Aft), with a f...
Bounds on Capacity and Minimum Energy-Per-Bit for AWGN Relay Channels
Additive white Gaussian noise (AWGN) channels channel capacity minimum energy-per-bit relay channel
2015/8/12
Upper and lower bounds on the capacity and minimum energy-per-bit for general additive white Gaussian noise (AWGN) and frequency-division AWGN (FD-AWGN) relay channel models are established. First, th...
A rank minimization heuristic with application to minimum order system approximation
Variable control system analysis and controller synthesis matrix rank linear matrix inequality (lmi) the positive semi-definite matrix variables
2015/8/11
Several problems arising in control system analysis and design, such as reduced order controller synthesis, involve minimizing the rank of a matrix variable subject to linear matrix inequality (LMI) c...
Minimum-time speed optimization over a fixed path
minimum-time trajectory generation optimal speed control convex optimisation interior point method embedded control
2015/8/7
In this paper we investigate the problem of optimizing the speed of a vehicle over a fixed path for minimum time traversal. We utilize a change of variables that has been known since the 1980s, althou...
Bodies having Minimum Pressure Drag in Supersonic Flow-Investigating Nonlinear Effects
Minimum Pressure Drag Supersonic Flow-Investigating Nonlinear Eff ects
2015/7/2
One of the most interesting problems in supersonic aerodynamics has been to find profile shapes that have minimum pressure drag, subject to a set of geometric constraints.Considerable work...
An Analysis of Bodies Having Minimum Pressure Drag in Supersonic Flow: Exploring the Nonlinear Domain
Analysis Bodies Having Minimum Pressure Drag Supersonic Flow Exploring Nonlinear Domain
2015/7/2
One of the most interesting problems in supersonic aerodynamics has been to nd pro le shapes that have minimum pressure drag, subject to a set of geometric constraints. Considerable work was done in ...
Ionospheric Scintillation Effects on GPS Receivers during Solar Minimum and Maximum
Ionospheric Scintillation Effects GPS Receivers Solar
2015/6/25
The ionosphere has practical importance in GPS (Global Positioning System) applications because it influences transionospheric radio wave propagation. Among various phenomena in the ionosphere, ionosp...
Defining Primary,Secondary,Additional Secondary Factors for RTCM Minimum Performance Specifications (MPS)
Secondary Factors RTCM Minimum Performance Specifications (MPS)
2015/6/25
The Radio Technical Commission for Maritime Services (RTCM) Special Committee 127 (SC127) is currently working on the minimum performance specifications (MPS) for enhanced Loran (eLoran) maritime rece...
Design and Performance of a Minimum-Variance Hybrid Location Algorithm Utilizing GPS and Cellular Received Signal Strength for Positioning in Dense Urban Environments
Design Performance Minimum-Variance Hybrid Location Algorithm GPS and Cellular Received Positioning in Dense Environments
2015/6/25
This paper shows how the complementary advantages of GPS and cellular received signal strength (RSS) positioning methods improves hybrid location estimation performance in dense urban environments. In...
Environmental concerns, including emissions and
noise, are gaining increasing importance in the design and operations of commercial aircraft. The purpose of this research is to evaluate the feasibili...