In this paper, the Sequential Probability Ratio Test (SPRT) is introduced to cryptanalysis to reduce the amount of keys needed in correlation attacks.
本文把序贯概率比检验引入到密码分析中,用来约减相关攻击所需的密钥量。
This testing method, which combines the merits of fixed-length test with the merits of probability ratio sequential test, is operable, practicable and feasible.
本文通过实例介绍电子设备可靠性验证试验的理论和方法,该方法将定时截尾和序贯截尾的优势结合起来,具有可操作性、实用性和可行性。
This paper proposed a new sampling plan, the sequential mesh test, in order to overcome the disadvantages of the widely used Sequential Probability Ratio Test (SPRT).
针对序贯概率比检验(SPRT)无法控制抽取样本量等不足之处,提出了一种改进的抽样检验方法——序贯网图检验。
A new passive tracking initiation algorithm, the Sequential Probability Ratio Test (SPRT) algorithm based on detection with multidimensional variable tracking gate, is proposed in this paper.
本文提出了一种基于多维可变跟踪门检测的序列概率比检验(SPRT)无源跟踪起始算法。
To improve the Signal-to-noise Ratio(SNR) and detecting probability of small target in infrared image sequences, a novel method of target detection based on spatial-temporal filtering is proposed.
为了提高红外图像序列中弱小目标的信噪比和检测概率,同时考虑检测算法实时性,提出了一种新的基于空时域滤波的小目标检测方法。
The result shows that it can increase fractal dimension of VF as increase of percolation probability or reduce of viscous ratio.
计算了粘滞指进分维,结果表明,增加逾渗概率,降低粘滞比可增加指进的分维。
The bits error ratio (BER) of the system is analyzed theoretically, and the probability to improve the performance by using the hardware-limit is evaluated.
对系统的误码性能进行了理论分析,并讨论了在系统中加入硬件限幅器以提高系统性能的可能性。
The influence of the ratio of signal to noise, probability of false alarm, and the number of equations on detection probability was analyzed.
分析了最小二乘法使用的方程数、信噪比和虚警概率对检测概率的影响。
Integral probability of compensation efficiency Strehl ratio is given in the sense of short exposure.
描述了短曝光情况下,补偿效率积分概率的意义。
The simulation results show that the proposed method succeeds in detecting low speed target with low false alarm probability in low signal to noise ratio environment.
仿真实验表明,该检测方法能在低信噪比环境中,以低虚警率对低速目标进行有效检测。
Through theoretical analysis, probability revisal and experimental test, the limit drawing ratio of a tapered cup drawn by cylinder convex punch and tapered concave die is determined in tis paper.
通过理论分析,概率修正和实验验证,确定出利用柱形凸模、锥形凹模一次拉深锥形件的极限拉深比。
Moderate water injection at low injection-production ratio should be implemented with restriction of injection strength of the fractured interval and reducing the probability of fracture opening.
采用低注采比政策,实施温和注水,限制压裂层注水强度,降低裂缝开启的几率;
Synthesis and integration can improve the signal-to-noise ratio (SNR) of output signal, thus increasing the signal detection probability and extending the radar range.
合成与积累可以提高输出信号的信噪比,从而增大信号检测概率,增加雷达的作用距离。
Theoretical analysis and the results of simulation show that coherent accumulation can improve UWB radar target recognition probability in the condition of low signal noise ratio.
理论分析和计算机仿真结果均表明,在低信噪比的情况下,相参积累方法可以提高UWB雷达的目标识别概率。
Besides, the ratio of the absorption coefficients between singlet states and singlet-triplet states, and that of probability of collision energy-transfer were measured.
此外还测定了单重态和单-三重态间的吸收系数之比以及能级间的碰撞转移几率之比。
In general, the probability for generating remaining oil in water-wet, oil-wet reservoirs and middle-wet reservoirs will become larger as the pore-throat ratio increases.
无论是水湿、油湿还是中性储层,随着孔喉比的增大,总体上孔隙中存在剩余油的概率加大。
Compared with GH, experiment results show that TGH has the advantage of lower call blocking ratio, handover failure probability and better QoS.
实验结果表明相对于GH(保证切换)策略,TGH降低了新呼叫的阻塞率、切换失败率,得到更好的服务质量。
It is shown that the next call blocking probability is related to location update failure probability, call to mobility ratio and the previous call status.
理论分析结果表明,下一次呼叫阻塞率不仅和位置更新失败率、呼叫移动比有关,还与前一次呼叫状态有关。
In the new clustering scheme, cluster-heads are elected by a probability based on the ratio between residual energy of node and the average energy of network.
此方案基于节点剩余能量与网络节点的平均能量的比例来选举簇头节点。
Channelization code management can increase the throughput, decrease the blocking probability of call setup requests, and reduce the signal Peak to Average Power Ratio (PAPR) in 3g systems.
合理的信道化码资源管理策略设计可以提高3g系统的吞吐量、降低用户的呼叫阻塞率和降低信号的峰平功率比。
The chernoff upper bound of the pairwise error probability(PEP) and the code design criteria are derived by means of the generalized likelihood-ratio test(GLRT) decoding algorithm.
利用广义似然比检验(GLRT)解码算法,导出了成对符号错误概率(PEP)上限和码的设计准则。
Because of the reduction of the search range, the synchronous probability is greatly improved so that the wireless communication system can adapt to the condition of low signal-to-noise ratio.
由于搜索范围的减小,也大大提高了同步概率,使得无线通信系统能够适应低信噪比的情况。
The bit error probability is estimated by the minimum average Euclidean distance. Through simulation, it is shown that the estimation is usually very accurate at high signal-to-noise ratio.
采用平均最小自由欧氏距离估计误比特率,得到误比特率的封闭式表示,通过计算机模拟,在高信噪比情况下,这种估计方法与实际情况非常接近。
The bit error probability is estimated by the minimum average Euclidean distance. Through simulation, it is shown that the estimation is usually very accurate at high signal-to-noise ratio.
采用平均最小自由欧氏距离估计误比特率,得到误比特率的封闭式表示,通过计算机模拟,在高信噪比情况下,这种估计方法与实际情况非常接近。
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