2) Important landscape
重要景观
1.
Important landscapes selection principles have been established based on the response relationship between landscapes and the water resources from the prospective of the nature and history,at the same time,means and steps to determine the important landscapes on the mainstream of Yellow River have been established as well,then the important landscapes that should be protected were selected out.
从自然和历史的角度,根据景观与水资源的响应关系,确定重要景观选取原则,建立了黄河干流重要景观确定的方法与步骤,并选出了黄河干流需要保护的重要景观。
3) tourist impact
景观重要值
1.
The impact of tourist development on the environment quality of the vegetation ecology and the quality of scenery management of Mount Danxia in Shaoguan, Guangdong is quantitatively analyzed in terms of the value of landscape, tourist impact coefficient and sensitivity level.
本文从植被生态环境质量和景色质量管理的角度，以群落景观重要值、旅游影响系数、敏感水平等定量分析为依据，初步研究了旅游开发对丹霞山植被产生的影响，并提出了几点植被管理对策。
4) important requirements
重点要求
5) important point
重要点
1.
Trend feature extraction method based on important points in time series;
基于重要点的时间序列趋势特征提取方法
2.
A new segment method based on the properties of temporal data is proposed,which divided temporal data by combining important point with their breaking factor(BF).
因此,提出从时序数据自身特点出发,得到突变系数和重要点,依据重要点和突变系数的新的划分方法,并以微软的股票数据进行测试。
3.
Piecewise linear representation for time series based on important point(IP) is one of the most widely employed methods of feature extraction for time series.
重要点的分段表示法(IP)是目前应用最为广泛的时间序列特征提取方法之一,具有较好的数据压缩和去除噪声能力,但参数的选择对时间序列的近似效果有很大的影响而且难以找到重要的转折点。
补充资料：景点
由若干相互关联的景物所构成、具有相对独立性和完整性、并具有审美特征的基本境域单位。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条