1) Fisher information distance
Fisher信息距离
1.
We introduce the Fisher information distances,and give the theorem about convergence of Fisher information,and discuss the theorem about convergence of Fisher information application.
引入了Fisher信息距离,给出了Fisher信息的收敛性定理并讨论了它的应用,在二阶矩条件下证明了Fisher信息的收敛性。
2) Fisher distance
Fisher距离
1.
The technique is based on a time-frequency analysis of EEG signals,regarding the relations between the EEG data obtained from the C3/C4 electrodes;the features were reduced according the Fisher distance.
基于脑电信号的时频域分析,结合C3、C4电极脑电信号间的相互关系,依据Fisher距离进行特征抽取,运用线性分类器进行分类。
2.
First,this paper uses an ameliorated mean shift method to gain local minimums,namely the cluster centers,with the bandwidths and weights acquired on the basis of a better self-adaptive principle according to global information,thereby making the algorithm more applicable;then,the over-segmentation of texture and uneven illumination caused is settled by region merging based on fisher distance.
该算法先由改进的均值漂移(Meanshift)算法求取各局部极值(聚类中心),并利用全局信息,改进了现有的带宽求取和权重设置自适应法则;针对均值漂移带来的纹理和光影的过分割,使用改进的fisher距离进行区域合并,取散度作为停止度量。
3) Distance of Information-State Transition
信息距离
1.
To solve this problem,the paper introduced the theory of Distance of Information-State Transition(DIT) which calculated the difficulties of Information-State Transition by transition probability,and built a direct quantitative measurement model of PEOU through confirming user s ty.
在阐述通过转移概率来测度事物状态转移所遇障碍的信息距离理论基础上,构建了通过确定用户类型、产品功能、使用目标、实现路径、路径节点、节点状态与状态转移概率来直接测算产品易用性的信息距离测度模型,探讨了产品易用性判别标准产生方式和信息距离测度模型的具体应用;运用信息距离测度模型对两种电视遥控器操作、两类相机拍照操作以及三种汇款方式(网上银行、手机银行和柜台操作)3个实例分别进行了用户操作方便性的测算比较。
4) distance information
距离信息
1.
Effects of distance information between the term and the central term on the similar question matching;
词汇与中心词的距离信息对问句相似度匹配的影响
2.
This article introduces the distance information which detected by sonar or estimated by the sonarman into the measuring equation,so as to solve the problem that in long-distance the target azimuth variation is slow,causing convergence time too long and a larger error.
针对纯方位被动目标运动分析中常采用的扩展卡尔曼滤波(EKF)和修正增益扩展卡尔曼滤波(MGEKF)算法在观测中完全依赖于方位角信息,在噪声较大的环境中滤波效果比较有限的缺陷,本文将声纳观测或声纳员估计的距离信息引入到量测方程中,以改善远距离情况下目标方位角变化较慢,导致纯方位法收敛时间较长,误差较大的问题。
5) information distance
信息距离
1.
Based on the Kullback-Leibler distance and information distance, we propose influence measures for model perturbations and explanatory variables in regression models.
本文从Kullback-Leibler距离及信息距离出发,提出了回归模型中常见的3种扰动方式,即删除模型、均值漂移模型和方差加权模型的影响度量,同时还讨论了自变量的影响度量。
2.
Based on the viewpoint of "information state" and "information distance",the essence of the standardization is to make the distance of information transition shortest.
分析科技期刊中常用三线表的构成,提出规范化表格的一般阅读通式;运用"信息状态"和"信息距离"的观点解释并说明信息距离最短是表格编排规范化的本质;从逻辑基本规律同一律的要求出发,说明执行表格编排规范的必要性。
6) Fisher information
Fisher信息
1.
Using Fisher information matrix to deal with parameter estimation for truncated samples from normal distribution;
用Fisher信息阵处理截断正态分布的参数估计
2.
The evaluation algorithms of Cramer-Rao inequality and Fisher information in parameter estimation were introduced.
给出了Cramer-Rao不等式和Fisher信息在参数估计理论中的评价算法。
3.
Based on the Fisher information,a study is made on the phenomena of stochastic resonance(SR) and suprathreshold stochastic resonance(SSR)in a maximizing network of threshold devices for three representative noises,leading to the conclusion that the Fisher information can be enhanced with the noise,i.
基于Fisher信息研究了3种典型噪声下极大阈值网络中的随机谐振和阈上随机谐振现象。
补充资料：Fisher信息量
Fisher信息量
FHier amount of information
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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