查询词典 probability density
- 与 probability density 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Firstly,the classification of probability rule is analyzed on the base of classic rough set concepts and extended to the equal relation of set in the indefinite system,namely,the upper and lower approximation space of research set is expressed in the form of conditional probability;then,according to the measure of probability rule,the attributes reduction is carried out and the classification rule is extracted by using the related parameters of condition attributes' impend precision from the angle of conditional probability;Finally,the related simulation test result is given and the result shows the classification rules with probability measures is more rational.
首先在经典粗糙集概念的基础上分析概率规则的分类,并将其推广到不确定系统的集合等价关系中,即用条件概率的形式表示研究集合的上下近似空间;然后根据概率规则的测度从条件概率的角度利用条件属性的逼近精度的相关参数进行属性集的约简进而提取分类规则;最后给出了相关的仿真实验结果,结果表明带有概率测度的分类规则更合理。
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The discovery of annual density bands of mass coral skeleton had a profound effect on coral paleoclimatology, and many patterns of density bands have been revealed throughout the global tropic ocean since then. At the first stage, people tended to explore the control factors of density changes from the environment where the coral grows, but they did not succeed. Since later part of 1980s, some researchers have focused on the skeletal architecture and integrated the signals of both environment condition and skeleton density bands to reveal the mechanism of skeleton density changes, and finally a model of skeleton growth was developed which can explain the almost existed patterns of skeleton density changes.
块状珊瑚骨骼密度条带年周期的发现对后来的珊瑚古气候研究产生了深远的影响,随后又发现世界各热带海域的珊瑚存在多种多样的骨骼密度变化模式,起先常从珊瑚的生长环境中寻找骨骼密度变化的控制因素,但是没有成功,从80年代后期,部分学者试图从珊瑚骨骼构架本身出发、综合考虑环境因素和骨骼密度条带之间的关系来探求骨骼密度变化的机理,并提出了一个可以解释大多数块状珊瑚骨骼密度条带变化模式的骨骼生长模型。
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24H treatment group compared with 24h model group: the density of light of HSP70 of the group increased and which of TGF-β〓, is not different with the model group; the density of the light the HSP70 of the Baicalin group increased and which of it the TGF-β〓, increased with the model group; the density of light of the Concha Margatitifera Usta is not different and which of TGF-β〓, increased with the model group; the density of light of the Cholic Acid group is not different and the density of light of it of TGF-β〓 increased with the model group; the density of light of the Hefang Group is not different and which of TGF-β〓 is not different than the model group.
合方治疗脑缺血12小时组缺血脑组织TGF-β1光密度值较缺血12小时模型组无显著性差异(p>0.05)。本实验结果发现,与单纯缺血12小时、24小时大鼠相比,药物干预组缺血侧大脑皮层TGF-β1免疫反应明显增强,计算机辅助图像半定量分析两组间缺血侧大脑皮层TGF-β1免疫阳性细胞数差异非常显著。说明药物对局灶性脑缺血损伤可能有一定保护作用,其机制可能与诱导脑细胞TGF-β1合成增加有关。然而,药物调控TGF-β1表达,其促TGF-β1表达增强的机制可能是这样的:脑缺血时TGF-β1mRNA表达增加可能与缺氧诱导神经和胶质细胞刺激生长因子表达有关。
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12H treatment group compared with 12h model group: the density of light of HSP70 of the Gardenoside group is not different and which of it of TGFβ〓 increased with the model group; the density of light of the HSP70 of the Baicalin group in not different and which of the TGF-β〓 is no different with the model group, the density of HSP70 of the Concha Margatitifera Usta is not different and which of TGFβ〓 increased than the model group; the density of the HSP70 of the Cholic Acid group is no different and the density of TGF-β〓 increased than the model; the density of the light of HSP70 of the Hefang Group increased and which of TGF-β〓 increased than the model group.
合方治疗脑缺血12小时组缺血脑组织TGF-β1光密度值较缺血12小时模型组明显升高(p<0.01)。大鼠局灶性脑缺血24小时模型组缺血脑组织TGF-β1光密度值含量较正常组明显增高(p<0.01)。珍珠母治疗脑缺血24小时组缺血脑组织TGF-β1光密度值较缺血24小时模型组明显升高(p<0.01)。胆酸治疗脑缺血24小时组缺血脑组织TGF-β1光密度值较缺血24小时模型组明显升高(p<0.01)。栀子苷治疗脑缺血24小时组缺血脑组织TGF-β1光密度值较缺血24小时模型组无显著性差异(p>0.05)。黄芩苷治疗脑缺血24小时组缺血脑组织TGF-β1光密度值较缺血24小时模型组明显升高(p<0.01)。
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12H treatment group compared with 12h model group: the density of light of nNos of the Gardenoside group decreased and P53 decreased with the model group; the density of light of the nNos of the Baicalin group decreased and which of the P53 is no different with the model group, the density of nNos of the Concha Margatitifera Usta decreased and which of P53 decreased than the model; the density of of nNos of the Cholic Acid group is no different and the density of P53 decreased than the model; the density of the light of nNos of the Hefang Group is no different and which of P53 decreased than the model group.
珍珠母治疗脑缺血24小时组缺血脑组织HSP70光密度值较缺血24小时模型组无显著性差异(p>0.05)。胆酸治疗脑缺血24小时组缺血脑组织HSP70光密度值较缺血24小时模型组无显著性差异(p>0.05)。栀子苷治疗脑缺血24小时组缺血脑组织HSP70光密度值较缺血24小时模型组明显增高(p<0.01)。黄芩苷治疗脑缺血24小时组缺血脑组织HSP70光密度值较缺血24小时模型组明显增高(p<0.01)。合方治疗脑缺血24小时组缺血脑组织HSP70光密度值较缺血24小时模型组无显著性差异(p>0.05)。
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The difference of bulk density of coastal soils took an effect on infiltration rate and diffuse rate. The infiltration rate and diffuse rate of coastal soils which bulk density was small were big. The water transmitting experiment of coastal soils showed that the saturated conductivity of different layers in soil profile were great, and the saturated conductivity of undisturbed soil was highly higher than that of disturbed soil. The saturated conductivity of coastal soils embanked earlier was lower than that of coastal soils embanked later. Under different water content, the unsaturated conductivity of coastal soils had a great change and the bulk density had an effect on unsaturated conductivity. The soil with a low bulk density had a high unsaturated conductivity. Chlorine ion moved in coastal soil was an inert ion. The distribution of CU in soil was definite and repeated, which is no relation with the time and velocity of infiltration. The concentration of infiltration solution and the texture of coastal soils had no apparent effect on solute movement synthetic dispersion coefficient, while bulk density took an apparent effect on solute movement synthetic dispersion coefficient. Synthetic dispersion coefficient of coastal soils increased as bulk density decreased.
浙江大学硕士毕业论文浙北海涂土壤水分特性及溶质运移模拟研究 4、海涂土壤的导水能力强,且土壤剖面备土层的饱和导水率变化大,原状土的饱和导水率远大于扰动土的饱和导水率,围垦时间较早的海涂土壤的饱和导水率较围垦时间晚的海涂土壤的饱和导水率要小;不同含水量下的非饱和导水率变化范围很大,最大值与最小值差距可达 10'③ 5、容重的不同对入渗率、扩散率、非饱和导水率都有影响,容重小,入渗率、扩散率、非饱和导水率也花 6、在海涂土壤中运移的氯离子是一&惰性离子&,氯离子在土壤运移过程中的分布有一定的确定性和重现性,与入渗时间和入渗速度无关,溶质运移过程中,入渗溶液的浓度和海涂土壤的质地对溶质运移综合扩散系数DSh无明显影响,而土壤容重对溶质运移综合扩散系数DSh有影响,容重小,DSh大。
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According to these two joint density functions, various joint probability density functions between the ambiguity solution and the position parameter solution are obtained, and various conditional probability density functions of baseline position parameter vectors are also obtained.
根据这两个联合概率密度公式得到了各种类型的模糊度和基线位置参数向量的联合概率密度函数,还得到了各种类型基线位置参数向量的条件概率密度函数。
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DYS522 sites examine proptosis 5 discrimination power with personal allele,allelomorph to 0.6495,the excluding probability of paternit is;DYS508 sites examine proptosis 6 discrimination power with personal allele, allelomorph to 0.7006,the excluding probability of paternit is;DYS632 sites examine proptosis 3 discrimination power with personal allele,allelomorph to 0.5224,the excluding probability of paternit is;DYS556 sites examine proptosis 6 discrimination power with personal allele,allelomorph to 0.7454,the excluding probability of paternit is.
DYS522基因座共检出5个等位基因9~13,频率分布范围0.0447-0.5075,11频率最高(0.5075),DP值为0.6495;DYS508基因座共检出6个等位基因8~13,等位基因频率分布范围0.0149~0.4030,11频率最高(0.4030),DP值为0.7006;DYS632基因座共检出3个等位基因10~12,等位基因频率分布范围0.0149~0.4926.11频率最高(0.4926),DP值为0.5224;DYS556基因座共检出6个等位基因9~14。等位基因频率分布范围0.0149~0.3433,9频率最高(0.3433),DP值为0.7454。
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For that question: how a probability event becomes to be a certainty event after some time.The answerer is that the Probability is changing along the development of time since many factors will affect the Probability in that time interval and Probability=1 at the point it happened.
又如生化反应,在刚开始的时候,那些化学物质发生反应的概率可能很小,加入催化剂(或者即使不加入催化剂,由于各物质的溶度随着反应进行,时间的推移而改变)影响着后来某一时刻这些化学物质能否完全反应。
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Then we use the diagram of Venn to analyse and predigest the theorem proof. And it is also used in probability addition and multiply、conditional probability、total probability formula、 Bayes formula to simplify the calculation of probability. So it is easy to understand and master.
进而利用Venn图分析、简化概率性质的证明以及Venn图在概率的加法与乘法、条件概率、全概率公式和贝叶斯公式中的应用,简化概率的计算,便于学习者理解和掌握。
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- 推荐网络例句
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Therefore, it is imperative that you need to be prepared for the great change that is about to occur.
所以,你需要为快要出现的伟大改变准备好,这是必要的。
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If u agree with our suggestion of dicker trade,we will exchange paper with u wood.
如果你方同意我们进行易货贸易的建议,我们将用纸与你们交换木材。
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They learn social skills through games like "peekaboo."
他们通过「扮鬼脸逗小孩」*等游戏学习社交技巧。