搜索结果: 1-15 共查到“信息与通信工程 Pattern”相关记录17条 . 查询时间(0.046 秒)
中国科学院声学研究所专利：一种基于Pattern时延编码水下声定位的时延估计方法
NUMERICAL SIMULATION AND EXPERIMENTAL VALIDATION OF WAVE PATTERN INDUCED COORDINATE ERRORS IN AIRBORNE LIDAR BATHYMETRY
Airborne LiDAR bathymetry multimedia photogrammetry refraction wave pattern accuracy analysis
2018/6/5
Airborne LiDAR bathymetry (ALB) requires a refraction correction on the basis of Snell’s law at the air-water interface and a speedof- light correction to be applied on the raw laser data in order to ...
APPLICATION OF A PATTERN RECOGNITION ALGORITHM FOR SINGLE TREE DETECTION FROM LiDAR DATA
LiDAR vegetation forestry single-tree detection geomorphon biomass forest inventory JGrassTools
2017/8/10
In the present study, we applied the Particle Swarming Optimization (PSO) procedure to parametrize two Local Maxima (LM) algorithms and a pattern recognition model based on raster and point-cloud data...
Successive pattern learning based on test feature classifier and its application to dynamic recognition problems
classifi cation test feature classifi er successive learning dynamic recognition problem
2015/8/25
Fundamental characteristics of successive lerarning by Test Feature Classifier(TFC), which is non-parametric and effective with small data, are examined. In the learning, a new set of training o...
Gain Fixed Pattern Noise Correction via Optical Flow
Digital camera CMOS image sensor Fixed pattern noise (FPN) Optical fl ow estimation gain FPN CDS
2015/8/17
Fixed pattern noise (FPN) or nonuniformity caused by device and interconnect parameter variations across an image sensor is a major source of image quality degradation especially in CMOS image sensors...
Pattern Recognition by Hierarchical Temporal Memory
Pattern Recognition Hierarchical Temporal Memory
2015/7/21
Hierarchical Temporal Memory (HTM) is still largely unknown by the pattern recognition community and only a few studies have been published in the scientific literature. This paper reviews HTM archite...
GPS Receiver Architecture Effects on Controlled Reception Pattern Antennas for JPALS
GPS Receiver Architecture Effects Controlled Reception Pattern Antennas JPALS
2015/6/26
Stanford University is developing a controlled reception pattern antenna (CRPA) array with beam research testbed to evaluate CRPA algorithms and software tools, and their effects on GPS signals and sa...
Real-Time Software Receiver for GPS Controlled Reception Pattern Antenna Array Processing
Real-Time Software Receiver GPS Controlled Reception Pattern Antenna Array Processing
2015/6/25
This paper demonstrates a real-time software receiver supporting GPS L1 C/A controlled reception pattern antenna (CRPA) processing. The software receiver is implemented on a widely-available recent ge...
A Study of Geometry and Commercial Off-The-Shelf (COTS) Antennas for Controlled Reception Pattern Antenna (CRPA) Arrays
Geometry Commercial COTS Antennas Reception Pattern Antenna (CRPA) Arrays
2015/6/24
Controlled Reception Pattern Antenna array (CRPA) is an effective approach for rejecting interference and enhancing the received GNSS signal power.Conventionally, the antenna array used for CRPA is de...
Validation of a Controlled Reception Pattern Antenna (CRPA) Receiver Built from Inexpensive General-purpose Elements During Several Live Jamming Test Campaigns
Validation Pattern Antenna (CRPA) Receiver Built General-purpose Elements During Live Jamming Test Campaigns
2015/6/24
The Controlled Reception Pattern Antenna (CRPA) is an effective approach for rejecting radio frequency interference. Conventionally, the dedicated CRPA antenna and hardware are usually precisely manuf...
Online Non-Negative Convolutive Pattern Learning for Speech Signals
Non-negative matrix factorization convolutive NMF online pattern learning sparse coding speech processing speech recognition
2013/6/28
The unsupervised learning of spectro-temporal patterns within speech signals is of interest in a broad range of applications. Where patterns are non-negative and convolutive in nature, relevant learni...
FOREST SPECIES CLASSIFICATION BASED ON STATISTICAL POINT PATTERN ANALYSIS USING AIRBORNE LIDAR DATA
Remote Sensing LiDAR Point Pattern Analysis K-function PCA Classification
2014/6/5
The paper investigated the effectiveness of point pattern methods in the application of forest species classification using airborne LiDAR data. The forest stands and individual trees in our study are...
Pattern Synthesis with Uniform Circular Arrays for the Reduction of WCDMA Intercell Interference
Antenna arrays WCDMA intercell interference
2009/7/28
The deployment of advanced antenna arrays at the base stations of cellular systems is a key technique in reducing intercell interference, and thus increasing the number of served users. Uniform circul...
modeling and visualizing spatio-temporal pattern of land cover change in pearl river delta region of china using multi-temporal imagery
Spatio-temporal pattern LUCC Change detection Pearl River Delta region urban growth mode
2016/4/11
Landuse and land cover change (LUCC) is regarded as a good indicator that represents the impacts of human activities on the earth’s environment. When the large collection of multi-temporal satellite i...
Directional Correlation Analysis of Local Haar Binary Pattern (LHBP) for Text Detection
Directional Correlation Analysis Local Haar Binary Pattern Text Detection
2010/12/17
Two main restrictions exist in state-of-the-art text detection algorithms: 1. Illumination variance; 2. Text-background contrast variance. This paper presents a robust text
characterization approach ...