搜索结果: 1-15 共查到“农学 Algorithm”相关记录16条 . 查询时间(0.151 秒)
Assessment of an improved individual tree detection method based on local-maximum algorithm from unmanned aerial vehicle RGB imagery in overlapping canopy mountain forests
CROWN DETECTION POINT CLOUDS UAV IMAGERY SEGMENTATION DELINEATION LIDAR INVENTORY HEIGHT FIELD
2023/12/15
Low consumer-grade cameras attached to small unmanned aerial vehicles (UAV) can easily acquire high spatial resolution images, leading to convenient forest monitoring at small-scales for forest manage...
Fractional Vegetation Cover Estimation Algorithm for FY-3B Reflectance Data Based on Random Forest Regression Method
fractional vegetation cover FY-3B reflectance data random forest regression method
2023/12/8
As an important land surface vegetation parameter, fractional vegetation cover (FVC) has been widely used in many Earth system ecological and climate models. In particular, high-quality and reliable F...
Integrating Phenological and Geographical Information with Artificial Intelligence Algorithm to Map Rubber Plantations in Xishuangbanna
phenology topography rubber plantation Landsat Xishuangbanna
2023/12/8
Most natural rubber trees (Hevea brasiliensis) are grown on plantations, making rubber an important industrial crop. Rubber plantations are also an important source of household income for over 20 mil...
Wildfire Risk Assessment in Liangshan Prefecture, China Based on An Integration Machine Learning Algorithm
frequency ratio MCD64A1 Bayesian optimization support vector machine random forest extreme gradient boosting
2023/11/30
Previous wildfire risk assessments have problems such as subjectivity of weight allocation and the linearization of statistical models, resulting in generally low robustness and low generalization abi...
Tropical Forest Disturbance Monitoring Based on Multi-Source Time Series Satellite Images and the LandTrendr Algorithm
Hainan Island forest disturbances LandTrendr Google Earth engine
2023/11/22
Monitoring disturbances in tropical forests is important for assessing disturbance-related greenhouse gas emissions and the ability of forests to sequester carbon, and for formulating strategies for s...
学术报告：IIIandMe: An Algorithm for Chromosome-scale Haplotype Determination Using Genome-wide Variants of Three Haploid Reproductive Cells
Algorithm Chromosome-scale Haplotype Determination
2023/7/20
贾震宇教授，本科就读于武汉大学生命科学学院生物化学专业。2006年于加州大学河滨分校同时取得统计学硕士和遗传-基因组-生物信息联合学科博士。先后就职于加州大学尔湾分校病理系、阿克伦大学统计系和俄亥俄西北医科大学医学系，从事包括前列腺癌在内的多种疾病的研究以及在生物统计和生物信息学科的教学工作。现受聘为加州大学河滨分校植物科学系数量遗传学教授。贾老师目前的研究工作包括基因组选择方法在作物育种和癌症预...
IMPROVEMENT OF FOREST FIRE DETECTION ALGORITHM USING BRIGHTNESS TEMPERATURE LAPSE RATE CORRECTION IN HIMAWARI-8 IR CHANNELS: APPLICATION TO THE 6 MAY 2017 SAMCHEOK CITY, KOREA
Forest Fire Himawari-8 Brightness Temperature Lapse Rate Height Correction
2018/5/15
Forest fires are a major natural disaster that destroys a forest area and a natural environment. In order to minimize the damage caused by the forest fire, it is necessary to know the location and the...
Evaluation of forest fire risk using the Apriori algorithm and fuzzy c-means clustering
wildfire association rules fuzzification Ilam Province Iran
2018/3/6
In this study we evaluated forest fire risk in the west of Iran using the Apriori algorithm and fuzzy c-means (FCM)
clustering. We used twelve different input parameters to model fire risk in Ilam Pr...
Determining an optimal path for forest road construction using Dijkstra’s algorithm
selecting path nodes links Nahar Khvoran forest
2016/7/6
From an economic point of view a well-designed road path with the minimum construction cost is an optimal path that can be found using Dijkstra’s algorithm. In this study Dijkstra’s algorithm that con...
The algorithm of Bayesian estimation of maternal genetic and permanent maternal environmental variances in a two-trait binary threshold model
binary traits genetic effects Gibbs sampling
2015/6/5
The paper presents an algorithm for the estimation and prediction of parameters in a two-trait binary threshold model. The model includes fixed effects and the following random effects: genetic direct...
The effect of the channel reliability factor in the MAP algorithm on turbo code performance in bluetooth systems
Turbo coding MAP algorithm channel reliability factor (Lc) bluetooth
2010/3/17
The effects of the channel reliability factor on the performance of turbo decoders that use a maximum a posteriori probability algorithm are investigated for wireless communication fading channels, su...
A new soil freeze/thaw discriminant algorithm using AMSR-E passive microwave imagery
soil freeze/thaw status microwave radiometer discrimination analysis AMSR-E
2013/9/2
The soil freeze–thaw controls the hydrological and carbon cycling and thus affects water and energy exchanges at land surface. This article reported a newly developed algorithm for distinguishing the ...
Development and Validation of a Method of Forestry Region Classification Using PCA and Cluster Analysis together with the SOM Algorithm
cluster analysis Principal Component Analysis regional classification Self-Organizing Maps algorithm ward method
2009/8/28
It is said that forestry is affected by many complex factors such as geographic or the economic factors. So we must consider carefully when we study the activity of the total Non-Industrial Private Fo...
Use of simplex algorithm for determination of soil aggregation extreme changes
simplex algorithm soil aggregates stability index
2008/11/10
The use of simplex algorithm for determination of soil aggregation extreme changes has been presented. It enables to find the range of changes of the soil aggregates stability index for one-directiona...
A Genetic Algorithm to retrieve multi-parameters of Land Surface Roughness and Soill Moisture
2007/7/28
期刊信息
篇名
A Genetic Algorithm to retrieve multi-parameters of Land Surface Roughness and Soill Moisture
语种
英文
撰写或编译
作者
Y.Q.Jin,Y.Wang
第一作者单位
刊物名称
International Journal of Remot
页面
2000,21(10),
出版日期
2000...