We mapped the geographical range of 202 native gymnosperm species in China with records of altitudinal range and horizontal distribution at the county level, and explored the spatial distribution characteristics of Chinese gymnosperm at the family, genus and species levels.

我們利用中國(guó)天然分布的202種裸子植物的水平和垂直分布信息獲得物種分布區(qū)范圍天天舔天天干，探討了中國(guó)裸子植物在科国外A片无码毛片免费视频、屬亚洲欧美另类图片区、種水平的分布特點(diǎn)久久不卡黄色视频。

The kernel requarment for the rotating invariant property of a TFD based on fractional Fourier transform is proposed and proved in chapter 5. A close formula of Radon-Wigner transform of LFM signalis given. Based on the formula, the distribution of RWT is discussed.

第五章在首先簡(jiǎn)單介紹分?jǐn)?shù)階付立葉變換的基礎(chǔ)上日韩精品免费观看大全视频网站，提出并證明時(shí)—頻分布具有旋轉(zhuǎn)不變性對(duì)核函數(shù)的要求欧美精品a，給出了Radon-Wigner變換在直角坐標(biāo)系下分布的一個(gè)顯式公式欧美日韩人妻在线视频，據(jù)此討論了RWT分布特點(diǎn)。

To address the problem that the distribution feature of time series could not always be easily described due to its diversity, the likelihood function based on the asymmetric Laplace distribution was employed irrespective of the original distribution of the data.

針對(duì)時(shí)間序列分布特征多樣性的問(wèn)題A级毛片毛片免费观的看久,下载，不考慮序列本身的分布特征而選擇非對(duì)稱(chēng)Laplace分布的似然函數(shù)對(duì)模型進(jìn)行貝葉斯分位回歸分析网站免费看你懂的。

Regarded taxi as the source of floating car data,aimed at the disequilibrium of distribution of FCD in road network,two indexes named detecting intensity and detecting rate were designed to analyze the distribution characteristics of FCD in different areas and traffic corridors by large sample analysis.

以出租車(chē)作為浮動(dòng)車(chē)數(shù)據(jù)采集源，針對(duì)浮動(dòng)車(chē)數(shù)據(jù)路網(wǎng)分布的不均衡性日本丝袜高跟一区二区，提出覆蓋強(qiáng)度和覆蓋率2個(gè)指標(biāo)中国体内精谢视频免费，通過(guò)大量樣本分析浮動(dòng)車(chē)數(shù)據(jù)路網(wǎng)分布的時(shí)變特征，以及在不同區(qū)域欧美特色A片在线观看网站、不同通道上的分布特征欧美一级A片又大又爽。

When the variance was known and the conjugate prior distribution was normal,a Bayes estimation of loss-function and risk function of logarithmic normal distribution was given.

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A robust wavelet threshold based on the minimax description length principle is derived in the ε-contaminated normal family for maximizing the entropy.

針對(duì)雷達(dá)信號(hào)中存在的不同于高斯分布的拖尾分布噪聲，基于ε污染的正態(tài)分布族獲得一種魯棒閾值處理方法国产欧美日韩另类一区。

The composi tional change profiles of monazite demonstrate a heterogeneous distribution of e lements La, Ce, Nd, P, Th, Si, Ca and U. This was caused by the differences in geological environments, temperatures, pressures and compositions of the hy drothermal solutions.

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According to the necessity to get pseudorandom number on the system simulation, Uniform distribution and white noise at first are studied .

首先研究生成均勻分布和白噪聲偽隨機(jī)序列的方法，然后給出了根據(jù)均勻分布隨機(jī)序列產(chǎn)生任意概率分布的偽隨機(jī)數(shù)序列的算法美女裸体露双乳黄a免费网站。

It studies taxi passenger's daily travel behavior feature: first, it analyzes temporal distribution of them and proposes the solution of dynamic management of taxis by limiting operation period; second, through investigating the uneven spatial distribution of taxi travel demand and nonlinear correlation of travel density and population density, it reveals the shortcoming of linear matching transportion facility with population number in traditional urban transport criterion, also it questions the limited effect of the licence management for taxis, and it proposes dynamically determing taxi scale according to different traffic zones; third, through exploring the taxi travel patterns in special zones, it reveal Hong Kong citizens travel behavior in Shenzhen, which could analyze the impact of demographic feature to the travel behavior and provide scientific testimony for designing transportion service for the special group; fourth, through accurately grasping the spatial-temporal distribution of taxi travel demand, it could provide innotiative and efficient transportion service at different time and in different place, such as taxi-sharing and flexible shuttle to meet the travel demand; through pervasive data, we could inspect urban expansion and sprawl, monitor the separation of inhatitantion center and employment center and reflect the variation of population centriod and distribution; finally, it reveals how to use digital feature of inhabitant daily travel to detect abnormal condition in the city.

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Since Azzalini (1985,1986) introduced the fundamental properties of the skew-normal distribution, there are many investigations about the skew distributions based on certain symmetric probability density functions.

自從Azzalini(1985人人操人人干干人人操人人，1986)提出關(guān)於偏斜常態(tài)分布的一些基本的性質(zhì)開(kāi)始强伦姧人妻一区二区，就有釵h基於某些常見(jiàn)對(duì)稱(chēng)分布的偏斜分布之研究出現(xiàn)。