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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...
A DECIDIOUS-CONIFEROUS SINGLE TREE CLASSIFICATION AND INTERNAL STRUCTURE DERIVATION USING AIRBORNE LIDAR DATA
LiDAR species classification geometrical analysis bole derivation branch derivation
2016/2/29
This project has two main purposes; the first is to perform deciduous-coniferous classification for 65 trees by using the leaf-on single
flight LiDAR data. It was done by looking at the geometrical ...
Quantum Benchmarks for Pure Single-Mode Gaussian States
Quantum Benchmarks Pure Single-Mode Gaussian States
2016/1/22
Teleportation and storage of continuous variable states of light and atoms are essential building blocks for the realization of large-scale quantum networks. Rigorous validation of these implementatio...
3D Segmentation of Full Waveform LIDAR Data for Single Tree Detection Using Normalized Cut
LIDAR Segmentation Aerial Survey Clustering Forestry
2015/12/4
The study highlights a novel method to segment single trees in 3D from dense airborne full waveform LIDAR data using the normalized cut segmentation. The key idea is to subdivide the tree area in a vo...
An Insitu Single-pointed Wavelet-Based Method for Noise Reduction in SAR Images
Synthetic Aperture Radar (SAR) Speckle noise Insitu Single-pointed Wavelet-based (ISPW) Method,
2015/11/20
Speckle noise caused by interference of electromagnetic waves complicates Synthetic aperture radar (SAR) images to be interpreted and further practical application, therefore reducing speckle noise an...
Multiple Capture Single Image Architecture with a CMOS Sensor
Multiple Capture Single Image Architecture CMOS Sensor
2015/8/17
We describe a programmable digital camera sensor with pixel-level analog-to-digital conversion (ADC). The sensor, which was designed and implemented by our group, is programmable in the sense that the...
Single Pixel Test Structures for Characterization and Comparative Analysis of CMOS Image Sensors
Single Pixel Test Structures Comparative Analysis CMOS Image Sensors
2015/8/14
Single Pixel Test Structures for Characterization and Comparative Analysis of CMOS Image Sensors.
A Proposed Signal Design for GNSS2:The Use of Faster and Longer Codes to Provide Real-Time Single Frequency Ionospheric Measurements
Signal Design GNSS Longer Codes Real-Time Single Frequency Ionospheric Measurements
2015/6/29
The design of GNSS2 presents the international navigation community a unique opportunity to design a signal for more precise positioning than is currently available with GPS and GLONASS. Faster and lo...
The Effects of Large Ionospheric Gradients on Single Frequency Airborne Smoothing Filters for WAAS and LAAS
Large Ionospheric Gradients Single Frequency Airborne Smoothing Filters WAAS LAAS
2015/6/26
Both WAAS and LAAS receivers use carrier-smoothing filters to reduce the effects of multipath and thermal noise at the aircraft. For the majority of users this reduces the magnitude of the errors and ...
A single-photon sampling architecture for solid-state imaging sensors
A single-photon sampling architecture solid-state imaging sensors
2015/6/17
Advances in solid-state technology have enabled the development of silicon photomultiplier sensor arrays capable of sensing individual photons. Combined with high-frequency time-todigital converters (...
Superbright and fast X-rays image single layer of proteins（图）
Superbright fast X-rays imag
2014/3/20
In biology, a protein's shape is key to understanding how it causes disease or toxicity. Researchers who use X-rays to takes snapshots of proteins need a billion copies of the same protein stacked and...
Model Based Automatic Segmentation Of Tree Stems From Single Scan Data
Forestry point cloud RANSAC segmentation terrestrial laser scanning tree detection
2014/4/22
Forest inventories collect feature data manually on terrestrial field plots. Measuring large amounts of breast height diameters and tree positions is time consuming. Terrestrial laser scanning could b...
Single vs. Population Cell Coding: Gaze Movement Control in Target Search
Single vs. Population Cell Coding Gaze Movement Control
2010/12/20
Gaze movement plays an important role in human visual search system. In literature, the
winner-take-all method is wildly used to simulate the controlling of the gaze movement. The winner-take-all is ...
Simplified LLRs for the Decoding of Single Parity Check Turbo Product Codes Transmitted Using 16QAM
LLRs Decoding of Single Parity Turbo Product Codes 16QAM
2009/9/4
Iterative soft-decision decoding algorithms require channel log-likelihood ratios (LLRs) which, when using 16QAM modulation, require intensive computations to be obtained. Therefore, we derive four si...
CURVATURE ANALYSIS OF LIDAR DATA FOR SINGLE TREE SPECIES CLASSIFICATION IN ALPINE LATITUDE FORESTS
LiDAR Tree extraction Curvature analysis Crown delineation Forest typology Species
2016/2/29
In this paper we explore the potential of LiDAR to distinguish between principal forest typology of alpine latitudes surveyed in leafon conditions. To this aim, a complete processing chain was develop...