The NDVI had the same characteristics of cycle oscillation as that of runoff.
NDVI与径流量具有同等的周期变化特点。
The difference between NDVI and EVI is larger as vegetation coverage increases.
NDVI与EVI值的差异随着植被覆盖度的增加而增大。
NDVI was most significantly correlated to the air temperature of the preceding four months.
在月时间尺度上,NDVI与气温的关系在不同类型植被之间存在很大差异。
Using the linear model with measurement error paddy production was estimated by means of NDVI.
用含测量误差的线性模型,由植被指数(NDVI)估计稻谷产量。
The model, NDVI-vegetation coverage, can provide support to develop regional soil erosion model.
多重因子数据库和NDVI-植被盖度关系,可以为区域土壤侵蚀定量评价提供支持。
The correlation between NDVI, precipitation, and air temperature had significant spatial variation.
NDVI与降水、气温的相关关系空间差异明显。
The correlation coefficient r between NDVI calculated by synthetic imageries and actual observations is 0.94.
融合影像计算的NDVI与真实中空间分辨率影像计算的NDVI间的相关性达到0.94。
In this study, we studied the interannual change of NDVI, temperature and precipitation and their correlation.
本文首先研究了NDVI与温度和降水的年际变化及相互关系。
The vegetation index (NDVI) and leaf area index (LAI) are two key important land vegetation ecosystem status parameters.
植被指数(NDVI)和叶面积指数(LAI)是两个非常重要的陆地生态系统植被状态参数。
NDVI is an indicator of vegetation growth and its spatial distribution, with has a close relationship with climate conditions.
归一化差值植被指数(NDVI)是植被生长状态和空间分布的指示因子,区域气候对植被生长起着重要作用,两者具有密切的相互关系。
However, the resultant different images of NDVI contained false change information that was not produced by the vegetation change.
它们包含了一部分不是由植被变化所引起的伪变化信息。
Normalized difference vegetation Index (NDVI) is one of the main characteristic descriptors indicating land surface vegetation cover.
植被归一化指数(NDVI)是地表植被覆盖特征的重要指标之一。
Firstly, the correlation analysis of NDVI and PRI was carried out by using the method of dual distance variable correlation analysis;
首先利用二元定距变量相关分析的方法对NDVI和PRI进行相关性分析;
Like NDVI, This dual-channel ratio index has the advantages that could attenuate conventional equipment noise and atmospheric effects.
这种双通道比值指数和NDVI一样具有衰减仪器噪声和抵消常规大气影响的优点。
The LandSat-5 TM images in 1994 and 2004 were used in this study to create UHI maps, normalized difference vegetation index(NDVI)maps.
本文利用杭州市1994年和2004年两个时相的TM影像,生成热岛分布图、归一化差值植被指数(NDVI)图。
By analyzing the spectrum characteristic of snow, a method of extracting snow information was suggested based on index of NDSI and NDVI.
通过对雪的光谱特征分析,提出利用归一化积雪被指数NDSI结合归一化植被指数进行积雪信息提取的方法。
The results of landscape index of NDVI patch grades in Thousand Island Lake area reflect the status of the plant communities on them well.
千岛湖区NDVI等级斑块的景观指数计算结果较好地反映了其上分布植物群落状态。
The realization is: reclassification and reorganization the multi-temporal NDVI to get the sequence and its corresponding number of pixels;
具体实现为:将多期NDVI影像重分级并重组合,得到NDVI时间序列及其对应的像元个数;
Therefore, NDVI is considered to be an effective ecological indicators of regional or global monitoring vegetation and environmental change.
因此NDVI被认为是监测地区或全球植被和生态环境变化的有效指标。
At the same time we use the brightness of MODIS band1 and band2 to calculate NDVI of this area, and translate it into coverage of vegetation.
同时又利用MODIS影像的第1通道和第2通道的亮度值计算出该区域的NDVI值,并将其转化为植被盖度。
Typical vegetation in eastern Asia and MODIS data were used to characterize newly-developed Enhanced Vegetation Index(EVI) and widely-used NDVI.
利用东亚地区典型地带性植被和MODIS数据,对广泛使用的植被指数NDVI和新开发的增强型植被指数EVI进行了对比分析。
This paper takes Xilingele League as its research area, conducts dynamic supervision on pasture growing situation by MODIS NDVI data of 2002 & 2003.
该文以锡林郭勒盟为研究区域,运用2002、2003年的MODISNDVI数据对牧草长势进行了动态监测;
To improve the accuracy of obtaining the snow cover area from MSS, this paper explores a method of snow cover mapping based on NDVI background field.
为充分精确提取MSS影像的雪盖面积,本文探索一种以NDVI为背景场的雪盖制图新思路。
Based on field measured data and MODIS-NDVI/EVI, the paper explored the seasonal dynamics of NDVI and EVI of Spartina alterniflora on the Jiangsu coast.
该文以江苏沿海互花米草盐沼为例,运用MODIS数据探索沿海带状植被NDVI/EVI的季节变化规律。
The correlation between annual average NDVI and annual average temperature was higher(0.24)than that of precipitation(0.07)and surface temperature(0.02).
研究区的年平均NDVI与年平均气温间的相关系数(0.24)明显大于降水(0.07)和地表温度(0.02)。
The average NDVI at both the tillering and heading stages were significantly correlated with the average yield, and the R2 at heading stage reached to 0.96.
分蘖期、抽穗早期的NDVI值都与最终产量有着显著的相关,其中抽穗早期的NDVI与产量的决定系数(R2)达到了0.96。
This paper is based on multi-temporal NDVI data and presents time series analysis, which is used for extracting seasonal information of vegetation in one year.
本文就以多时相的NDVI数据为基础,通过时间序列分析方法,提取植被的季节性变化特征。
The results show that: VBSI may decrease the error of vegetation fraction resulted from the area of image shadow, and the error is 50% less than that from NDVI.
研究结果表明:VBSI在估算山区的植被覆盖信息上可以降低影像阴影信息的干扰,总体误差是归一化植被指数NDVI 的50%;
The results show that: VBSI may decrease the error of vegetation fraction resulted from the area of image shadow, and the error is 50% less than that from NDVI.
研究结果表明:VBSI在估算山区的植被覆盖信息上可以降低影像阴影信息的干扰,总体误差是归一化植被指数NDVI 的50%;
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