搜索结果: 1-15 共查到“计算机科学技术 Phase”相关记录16条 . 查询时间(0.284 秒)
Dynamics of a ring network of phase-only oscillators
Synchronization Coupled oscillators Networks
2015/8/27
We investigate the existence, stability and bifurcation of phase-locked motions in a ring network consisting of phase-only oscillators arranged in multiple simple rings (sub-rings)which are themselves...
Design of an FPGA-based Array Formatter for CASA Phase-Tilt Radar System
Field Programmable Gate Array (FPGA) System Design Data Processing Soft Processor Radar Controller Phased-Arrays
2014/12/8
Weather monitoring and forecasting systems have witnessed rapid advancement in recent years. However, one of the main challenges faced by these systems is poor coverage in lower atmospheric regions du...
The feasibility of low-cost, dual-polarized, phase-tilt antenna arrays for dense radar networks
Pure sciences Applied sciences Antenna arrays Dual polarized Phased array Radar networks
2014/11/7
This document address the feasibility of low-cost, dual-polarized, X-band phased array antennas for use in dense radar networks for weather surveillance. The "phase-tilt" architecture under investigat...
Disorder promotes ferromagnetism: Rounding of the quantum phase transition in Sr_{1-x}Ca_xRuO_3
Disorder promotes ferromagnetism Rounding the quantum phase transition Sr_{1-x}Ca_xRuO_3
2012/2/24
The subtle interplay of randomness and quantum fluctuations at low temperatures gives rise to a plethora of unconventional phenomena in systems ranging from quantum magnets and correlated electron mat...
Assessment of a Proposed Software Design for the Solution of Multi-Phase Mechanics Problems on Networked Laptops
Software Design Multi-Phase Mechanics Problems Networked Laptops
2013/1/29
This paper presents the design of a computational software system that enables solutions of multi-phase and multi-scale problems in mechanics. It demonstrated how mechanicians can design “process-driv...
Fusing Local Patterns of Gabor Magnitude and Phase for Face Recognition
Fusing Local Patterns Gabor Magnitude Phase Face Recognition
2010/12/21
Gabor features have been known to be effective for face recognition. However, only a few approaches utilize phase feature and they usually perform worse than those using magnitude
feature. To investi...
Discourse Strategies Model: an initial phase for discovery of the fact-based statements from descriptive texts
Fact-based modelling Discourse analysis
2009/12/9
Fact-based conceptual modelling approaches seek, as one goal, to express detail about a universe of discourse (UoD) as elementary declarative statements, generalised from collections of data. A furthe...
A Novel Method for Load Flow Analysis of Unbalanced Three-Phase Radial Distribution Networks
Radial load flow distribution three-phase load-flow
2009/7/28
This paper presents a novel method for load flow analysis in radially operated 3-phase distribution networks without solving the well-known conventional load flow equations. The method can be applied ...
Array Pattern Nulling by Phase and Position Perturbations with the Use of a Modified Tabu Search Algorithm
Array Pattern Nulling Phase and Position Perturbations Modified Tabu Search Algorithm
2009/7/28
A useful and flexible method based on the tabu search algorithm for the pattern synthesis of linear antenna arrays with the prescribed nulls is presented. Nulling of the pattern is achieved by control...
THE PHASE SPECTRA BASED FEATURE FOR ROBUST SPEECH RECOGNITION
Group delay function Phase Spectrum Robust phoneme recognition
2010/1/11
Speech recognition in adverse environment is one of the major issue in
automatic speech recognition nowadays. While most current speech recognition system
show to be highly efficient for ideal envir...
Numerical analysis of femur in living and dead phase
Numerical techniques Biomechanical analysis
2010/2/8
Purpose: The paper presents numerical analysis results of stresses and displacement in femur in a living and a dead phase. The aim of the work was to present the influence of different mechanical prop...
Histogram of Gabor Phase Patterns (HGPP): A Novel Object Representation Approach for Face Recognition
Gabor Phase Patterns Representation Approach Face Recognition
2010/12/16
A novel object descriptor, histogram of Gabor phase pattern (HGPP), is proposed for robust face recognition. In HGPP,the quadrant-bit codes are first extracted from faces based on the
Gabor transform...
Discrete-time Phase and Delay Locked Loops Analyses in Tracking Mode
Carrier synchronization Coherent demodulation Software defined receiver
2010/2/2
Phase locked loops (PLL) and delay locked loops
(DLL) play an important role in establishing coherent references
(phase of carrier and symbol timing) in digital communication
systems. Fully digital...
期刊信息
篇名
Unconventional Hamilton-type variatinoal priciples in phase space and symplectc algorithm
语种
英文
撰写或编译
作者
Luo En,Huang Weijiang,Zhang Hexin
第一作者单位
刊物名称
Science in China(SeriesG)
页面
46(3),248-25...
Face Recognition under Varying Lighting Based on the Probabilistic Model of Gabor Phase
Face Recognition Varying Lighting the Probabilistic Model of Gabor Phase
2010/12/16
This paper present a novel method for robust illumination-tolerant face recognition based on the Gabor phase and a probabilistic similarity measure.Invited by the work in Eigenphases [1] by using the ...