搜索结果: 1-10 共查到“航空、航天科学技术 research”相关记录10条 . 查询时间(0.305 秒)
Petro earns Air Force award to research next-gen spacecraft propellants（图）
佩特罗因 下一代 航天器 推进剂
2023/5/18
With the advancement of satellite propulsion systems will come a new age in space exploration, which is why the Air Force Office of Scientific Research has selected Elaine Petro, assistant professor o...
COMPARISON OF THE LINEAR AND THE NON-LINEAR BLOCK ADJUSTMENT ON SATELLITE IMAGES RESEARCH
Linear Least square method Non-Linear Least square method error equation Block adjustment Rational Function Model High-resolution Satellite images
2018/5/14
The Rational Function Model （RFM） is a non-linear model. Usually, the RFM-based satellite image block adjustment uses the Taylor series to expand error equations, and then solves the linear model. The...
Starting from the lunar observation requirements of the GF-4 satellite, the main index such as the resolution, the imaging field, the reflect radiance and the imaging integration time are analyzed com...
RESEARCH IN APPLICATION OF GEODETIC GPS RECEIVERS IN TIME SYNCHRONIZATION
Time Synchronization GPS Common-View GPS
2018/5/16
In recent years, with the development of satellite orbit and clock parameters accurately determining technology and the popularity of geodetic GPS receivers, Common-View (CV) which proposed in 1980 by...
RESEARCH ON THE DIGITAL SIMULATION FOR THE WHOLE PROCESS OF MARS EXPLORATION
Digital simulation Mars exploration Sino-Mars Time-space benchmark Activity object model
2018/6/4
China has paid considerable attention to space exploration and made great strides in the field. The first Chinese Mars Exploration Mission will be carried out in 2020. Digital simulation has been prov...
EXPERIMENTAL RESEARCH ON ACCURACY OF AEROTRIANGULATION FOR UAV IMAGERY
UAV imagery Aerotriangulation Geolord-AT PixelGrid Photo-control Points Distribution
2014/4/24
In this paper, the experimental research utilized UAV imageries of two areas, assessed the accuracy of aerial triangulation on the
basis of different photo-control points distributions using two kin...
Systemic management of projects in a public research and development institution
Project management technology Public research institution Project planning
2010/10/25
The present study describes the research and development (R & D) project management process in an aerospace sector public research institution, belonging to the São Paulo State Paraiba River Va...
Research on Tracking Approach to Low-flying Weak Small Target near the Sea
Sea-level line Target tracking Sobel Linear least squares fitting
2011/12/12
Automatic target detection is very difficult in complicate background of sea and sky because of the clutter caused by waves and clouds nearby the sea-level line. In this paper, in view of the low-flyi...
University of Kansas research plane provides aerial imagery to aid Greensburg recovery
aerial imaging system
2007/5/23
May 21, 2007，LAWRENCE — A University of Kansas airplane is contributing to recovery efforts in Greensburg, a small Kansas town devastated by a tornado earlier this month.Flights of KU’s Cessna 182, eq...
Multi-Body Dynamics Research Group, Purdue University（图）
Multi-Body Dynamics Research Group Purdue University 宇宙飞行力学
2007/12/24
This Multi-Body Dynamics Research Group conducts research in Astrodynamics that includes investigations into both natural behavior and spacecraft motion: orbit dynamics, perturbations, and stability; ...