搜索结果: 136-150 共查到“测绘科学技术 Sensor”相关记录171条 . 查询时间(0.125 秒)
Performance of a real-time sensor and processing system on a helicopter
real-time processing sensor design aerial camera hazards
2014/12/4
A new optical real-time sensor system (4k system) on a helicopter is now ready to use for applications during disasters, mass events and traffic monitoring scenarios. The sensor was developed light-we...
Development of a Multi-Sensor System for Road Condition Mapping
Spectrometer Camera Laser scanner GPS/INS Sensor Integration Road Condition Mapping
2014/12/4
We present a concept for a vehicle based road condition mapping system using infrared spectrometers, high resolution RGB cameras and a laser scanner. Infrared spectrometry is employed to monitor the d...
Improving HySpex Sensor Co-registration Accuracy using BRISK and Sensor-model based RANSAC
Matching Estimation Orthorectification Photogrammetry Hyper spectral
2014/12/4
In this paper a method to improve the co-registration accuracy of two separate HySpex SWIR and VNIR cameras is proposed. The first step of the presented approach deals with the detection of point feat...
The aim of this paper is to present a mobile catadioptric omnidirectional vision system composed of a camera and a cone-shaped mirror integrated with a direct georeferencing system. The relationship b...
Evaluating sensor linearity of chosen infrared sensors
Remote sensing Acquisition Processing Calibration Sensor Error Spectral
2014/12/4
The paper describes a series of experiments conducted as part of the IRAMSWater Project, the aim of which is to establish methodologies for detecting and identifying pollutants in water bodies using a...
ARIMA based Value Estimation in Wireless Sensor Networks
Temporal correlation modelling data smoothing sample size life span outlier detection energy efficiency
2014/12/1
Due to the widespread inaccuracy of wireless sensor networks (WSNs) data, it is essential to ensure that the data is as complete, clean and precise as possible. To address data gaps and replace errone...
STRIPING NOISE REMOVAL OF IMAGES ACQUIRED BY CBERS 2 CCD CAMERA SENSOR
CCD Camera CBERS striping noise satellite imagery remote sensing
2014/12/1
CCD Camera is a multi-spectral sensor that is carried by CBERS 2 satellite. Imaging technique in this sensor is push broom. In images acquired by the CCD Camera, some vertical striping noise can be se...
Ubiquitous Total Station Development using Smartphone, RSSI and Laser Sensor providing service to Ubi-GIS
Ubiquitous Total Station Triangle method RSSI Laser sensor Smartphone Ubiquitous surveying
2014/12/1
The growing trend in technological advances and Micro Electro Mechanical Systems (MEMS) has targeted for intelligent human lives. Accordingly, Ubiquitous Computing Approach was proposed by Mark Weiser...
Spatially Constrained Geospatial Data Clustering for Multilayer Sensor-Based Measurements
Precision agriculture proximal soil sensing geospatial data clustering management zones
2014/11/28
One of the most popular approaches to process high-density proximal soil sensing data is to aggregate similar measurements representing unique field conditions. An innovative constraint-based spatial ...
A real-time photogrammetric algorithm for sensor and synthetic image fusion with application to aviation combined vision
Sensor Combination Detection Matching Visualization System Real-time Vision
2014/9/9
The paper addresses a promising visualization concept related to combination of sensor and synthetic images in order to enhance situation awareness of a pilot during an aircraft landing. A real-time a...
STRATEGIC MULTIPLE SENSOR DATA FUSION FOR TIME-CRITICAL NATURAL DISASTER RESPONSE
Multi-sensor Data Fusion Natural Disaster Timely Response
2014/4/28
Recently, large-scale natural disasters have been occurred in the various areas of the world. The super-sized multi-hazards over the
world have required more and more scientific and systematic measu...
POSE VERSUS STATE: ARE SENSOR POSITION AND ATTITUDE SUFFICIENT FOR MODERN PHOTOGRAMMETRY AND REMOTE SENSING?
Sensor state sensor orientation sensor calibration spatio-temporal sensor calibration image deblurring focal-plane shutter camera models
2014/4/21
We investigate the advantages of using what we call sensor state parameters or sensor state to describe the geometrical relationship between a sensor and the 3D space or the 4D time-space that extend ...
CALIBRATING THE NEW ULTRACAM OSPREY OBLIQUE AERIAL SENSOR
Photogrammetry Digital Camera Oblique Calibration
2014/4/21
We present methods and results to calibrate the new oblique sensor UltraCam Osprey which was presented for the first time at the ASPRS 2013 conference and exhibition in Baltimore, MD, March 2013. Even...
SEAMLESS INDOOR-OUTDOOR NAVIGATION FOR UNMANNED MULTI-SENSOR AERIAL PLATFORMS
Sensor integration Global Positioning System inertial navigation electro-optical sensors laser range scanners iterative closest point simultaneous localisation and mapping
2014/4/21
This paper discusses the development of navigation algorithms to enable seamless operation of a small-size multi-copter in an indoor-outdoor environment. In urban and indoor environments a GPS positio...
ACCURACY ANALYSIS FOR AUTOMATIC ORIENTATION OF A TUMBLING OBLIQUE VIEWING SENSOR SYSTEM
Photogrammetry Remote Sensing Aerial Imaging UAVs Oblique Camera System Sensor Orientation Direct Georeferencing MACS
2014/4/21
Dynamic camera systems with moving parts are difficult to handle in photogrammetric workflow, because it is not ensured that the dynamics are constant over the recording period. Minimum changes of the...