negative correlation
- negative correlation的基本解释
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[化] 负相关
- 相似词
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The fiber length has only little influence on the basic density within the growth rings, and significant correlation at 0.01 levels was found between the basic density and the fiber length among the different rings. Only slight negative correlation was found between the basic density and the fiber width within the growth rings, but significant positive correlation at 0.01 levels was indicated between the basic density and the fiber width among the growth rings, contrary to that of fiber length. It was demonstrated that significant positive correlations at 0.01 levels between the basic density and fiber double wall thickness, fiber length to width ratio and double wall thickness to diameter ratio, significant negative correlations at 0.01 levels between the basic density and fiber diameter and diameter to width ratio, only slight negative correlation between the basic density and fiber width both in the same growth rings and among the different growth rings. No significant correlation was found between the basic density and the vessel morphological features, nor was the tissue proportion in the same growth rings. But among the different rings, it was found there was significant positive correlation at 0.01 levels between the basic density and the fiber proportion among the different rings, and significant negative correlation at 0.01 levels between the basic density and vessel-elements proportion and ray proportion, only slight negative correlation between the basic density and the parenchym proportion. Significant or no significant negative correlation was found between the basic density and the microfibril angle in the same growth rings, but significant negative correlation was found between the basic density and the microfibril angle among the different growth rings.
生长轮内纤维长度对基本密度的影响不大,而在不同生长轮间纤维长度与基本密度达极显著正相关,纤维宽度与此相反,同一生长轮内纤维宽度与基本密度极显著负相关,不同生长轮间只有微弱负相关;基本密度与纤维双壁厚、长宽比、壁腔比在生长轮内和生长轮间均呈极显著正相关,而与胞腔直径、腔径比均呈极显著负相关,仅与纤维宽度呈微弱的负相关;导管形态对基本密度的影响不显著;同一生长轮内组织比量对基本密度的影响也不显著,但不同生长轮间基本密度与纤维比量呈极显著正相关,与导管比量和木射线比量呈极显著负相关,与轴向薄壁细胞比量仅呈不显著负相关;生长轮内基本密度与微纤丝角呈显著或不显著负相关,但在生长轮间这种负相关达到极显著水平。
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The incidence of anxiety and depression in patients with FD was higher than that in healthy volunteers; The average extent of anxiety and depression of FD patients was significantly higher than that of healthy people (p 0.001). 2.The total scores of life events and the scores of negative life events in patients with FD was significantly higher than that of healthy group (p=0.014 and p 0.001), but the favorable life events scores was lower than healthy group's(p=0.001). 3. Eight healthy conceptions in the health-related quality of life of FD patients was significantly lower than that of healthy volunteers (p .001). 4. There was positive correlation among the symptom iterated integral, anxiety evaluation and depression evaluation of the FD patients (p0.001). 5. In the FD patients, there was no significant correlation between the evaluation of symptoms and life events. 6. In the FD patients, there was no significant correlation among symptoms evaluation, energy and body ache, and negative correlation among the other 6 health conceptions (p 0.05). 7. There was significant positive correlation among the total scores of life events、negative life events scores and anxiety evaluation of the FD patients(p.01),and also with depression evaluation(p.05),there was no significant correlation among the favorable life events scores with anxiety and depression evaluation both. 8. There was negative correlation among anxiety evaluation, depression evaluation and 8 health conceptions of the FD patients (p 0.001). 9. There existed negative correlation respectively among the total scores of life events and negative life events scores with 6 health conceptions of the FD patients (p 0.05) and 7 health conceptions of the FD patients (p 0.05), there was no significant correlation among the favorable life events scores and the health-related quality of life of FD patients.
结果:1、FD患者焦虑、抑郁的发生率明显高于健康对照组(p.005),平均焦虑、抑郁程度高于对照组(p.001)。2、FD患者经历的生活事件总值(p=0.014)和负性生活事件值(p.001)明显高于健康对照组,正性生活事件值低于对照组(p=0.001)。3、FD患者的生活质量在8个健康概念上均明显比健康人差(p.001)。4、FD患者的症状积分与焦虑评分、抑郁评分呈正相关(p.001)。5、FD患者的症状积分与生活事件值均无相关性。6、FD患者症状积分与活力、躯体疼痛之间无明显相关性,与其余6项健康概念均呈负相关(p.05)。7、FD患者的生活事件总值、负性生活事件值与焦虑评分均显著正相关(p.01),与抑郁评分也均呈正相关(p.05),正性生活事件值与焦虑和抑郁水平均无相关性。8、FD患者焦虑评分、抑郁评分与8项健康概念均呈负相关(p.001)。9、FD患者生活事件总值和负性生活事件值分别与生活质量8项健康概念中的6项和7项呈负相关(p.05),正性生活事件值与生活质量无关。
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Results reveal that the spatial correlation properties of MIMO channel are dependent on the PAS, the antenna pattern and the geometric configuration of the array. When the PASs at the base station and the mobile station are independent, the spatial correlation matrix of the MIMO channel is the Kronecker product of the spatial correlation matrix at the BS and the MS. The temporal correlation properties of the MIMO channel are determined by the PAS at the MS, antenna pattern and the traveling speed of the MS. Based on the analysis of the physical essence, the temporal correlation properties are equivalent to the spatial correlation properties at the MS. The joint spatio-temporal correlation properties at the BS and the MS are quite different. When the PASs at the BS and the MS are independent, the spatial correlation at the BS is independent on the temporal correlation, but this is not true for the spatial correlation at the MS.
分析与计算的结果表明,MIMO信道的空间相关特性由角度谱、阵元的方向图、阵元间距以及阵列几何结构决定,并且当发射端与接收端的空间统计特性相互独立时,MIMO信道的空间相关矩阵可以表示为发射阵列空间相关矩阵与接收阵列空间相关矩阵的Kronecker乘积:信道的时间相关仅与MS端的角度谱、阵元方向图以及MS的运动速度有关,通过对信道时间相关的物理本质的研究,说明了时间相关与MS端空间相关的等价性;MIMO信道的空-时联合相关特性在BS端和MS端具有不同的特点,当发射端与接收端的空间统计特性相互独立时,BS端的空间相关与时间相关是独立的,而由于信道的时间相关与MS端的空间相关具有相同的物理本质,MS端的空间相关与时间相关不是独立的。
- 更多网络解释 与negative correlation相关的网络解释 [注:此内容来源于网络,仅供参考]
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Negative correlation:负相关
.负相关(negative correlation) 两个被测量事物之间的关系,一事物随另一事物的增长而下降. .表现取向的信念(performance-oriented belief) 注重表现得好和取得好成绩. .正相关(positive correlation) 两个被测量事物之间的关系,
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Negative correlation:负向相关
negative case 反面案例 | Negative correlation 负向相关 | negative relation 负向关系
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Negative correlation:负相关关系
人口素质现代化的进程 the process of modernization of human resources | 负相关关系 negative correlation | 圣人 sage
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perfect negative correlation:完全负相关 完全负相关
perfect cortex 完全皮层 | perfect negative correlation 完全负相关 完全负相关 | perfect positive correlation 完全正相关 完全正相关
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perfect negative correlation:完全负相关
完全不相关complete dissociation | 完全负相关perfect negative correlation | 完全寿命表complete life table
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