搜索结果: 1-15 共查到“信息与通信工程 Level-1”相关记录20条 . 查询时间(0.32 秒)
GIS AND BIM INTEGRATION AT DATA LEVEL: A REVIEW
GIS BIM CityGML IFC data Integration models
2018/11/9
City Geography Markup Language (CityGML) and Industry Foundation Class (IFC) are the two most popular data exchange format for the integration of Geographic Information System (GIS) and Building Infor...
Level of Detail in 3D Building Reconstruction from LIDAR Data
LIDAR Geodesic Morphology Building Reconstruction 3D Modeling Ridge Line
2015/12/9
3D models of buildings are useful for many applications such as urban planning and environmental simulation, cartography, tourism and mobile navigation. Automatically generating building models in the...
Characterization of CMOS Image Sensors with Nyquist Rate Pixel Level ADC
ixel level ADC dark current fixed pattern noise read noise QE
2015/8/17
Techniques for characterizing CCD imagers have been developed over many years. These techniques have been recently modified and extended to CMOS PPS and APS imagers. With the scaling of CMOS technolog...
Pixel level processing promises many significant advantages including high SNR, low power, and the ability to adapt image capture and processing to different environments by processing signals during ...
A Nyquist Rate Pixel Level ADC for CMOS Image Sensors
Nyquist Rate Pixel Level ADC CMOS Image Sensors
2015/8/17
A Nyquist rate Multi-Channel Bit Serial (MCBS) ADC using successive comparisons is presented. The ADC is suited to pixel level implementation in a CMOS image sensor. It comprises a 1-bit comparator/la...
Each modulator is implemented using 17 transistors. The second technique is a Nyquist rate multi—channel--bit—serial (MCBS) ADC. The technique uses successive comparisons to convert the pixel voltage ...
CMOS FPA with Multiplexed Pixel Level ADC.
A CMOS Area Image Sensor with Pixel-Level A/D Conversion
CMOS Area Image Sensor Pixel-Level A/D Conversion
2015/8/14
A CMOS Area Image Sensor with Pixel-Level A/D Conversion.
Electronic Substitution in the Household-Level Demand for Postal Delivery Services
Household-Level Demand Delivery Services
2015/7/31
This paper quantifies the shift in the household-level demand for postal delivery services over
time and determines the extent to which it can be attributed to the appearance of alternative modes
of...
Lightning and other atmospheric noise interferes with Loran signal reception. This paper develops techniques to improve signal availability under these conditions.
基于Level Set的海岸线检测
边缘检测 水平 图像处理
2017/1/16
采用海岸线做为地标进行静止卫星导航是一种重要的遥感图像自动导航方法，此方法在静止卫星遥感图像中选取特定区域，检测其中的海陆分界线，与全球海岸线标准模板库的相应区域进行匹配，依据计算获得的偏移量调整卫星姿态.根据静止卫星图像自动导航过程的特点，本文提出了一种适用于红外通道的基于水平集算法的海陆分界线检测方法，本方法依据地标模板库进行初始化，采用一种可扩展区域能量泛函推动曲线进行演化，直至收敛.实验结...
Robust automatic tracking of skin-colored objects with level set based occlusion handling
Robust automatic tracking skin-colored objects occlusion handling
2010/12/20
The automatic detection and tracking of multiple skin-colored objects in videos plays important roles in gestural human-computer interaction,such as in gesture and sign language recognition. In this p...
An Analytical Model for Optimum Byte-Level and Packet-Level FEC Assignment Using Buffer Dynamics
Analytical Model Optimum Byte-Level Packet-Level FEC Assignment Buffer Dynamics
2009/9/4
This letter presents an analytical model that jointly exploits the buffer dynamics of both the sending and receiving nodes to find the optimum number of byte-level and packet-level forward error corre...
Walkthrough in Complex Environments at Interactive Rates using Level-of-Detail
level-of-detail visibility culling geometric simplification
2009/7/28
One of the biggest problems in computer graphics is displaying huge geometric models at interactive rates. A lot of work has been done to achieve the required frame-rates in architecture, simulation, ...
A PHRASE-LEVEL PIECEWISE LINEAR SCALING ALGORITHM FOR MELODY MATCH IN QUERY-BY-HUMMING SYSTEMS
Phrase-level Piecewise Linear Scaling Query-by-Humming
2013/6/28
The Query-by-Humming (QBH) system allows users to retrieve songs by singing/humming. In this paper we propose a phrase-level piecewise linear scaling algorithm for melody match. Musical phrase boundar...