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基于统计决策规则提出自适应采样数粒子滤波算法, 在定义综合性能风险函数的基础, 推导出粒子数与滤波误差方差之间的关系式, 使得在跟踪过程中, 可以根据目标的机动情况在线调节粒子数, 以使跟踪性能
达到最优。在Matlab仿真平台下进行了闪烁噪声下的机动目标跟踪实验, 结果表明, 自适应采样数粒子滤波算法是一种有效的机动目标跟踪方法, 跟踪性能较基本粒子滤波算法提高了3.17倍。-Based on statistical decision rules of the number of adap
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一种新的多信道分配管理算法。经自己实现后测试能大幅提高网络性能。-A new multi-channel distribution management algorithm. After achieving his test can significantly improve network performance.
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:智能算法如粒子群算法已被应用于PID控制器的参数优化,以弥补传统优化方法容易产生振荡和较大超调量
的不足,但是粒子群算法存在易于早熟的缺点,在分析量子粒子群算法的基础上,提出了使用量子粒子群算法优化PID控
制器的参数。为了兼顾控制系统的各项性能指标,根据控制器的实际要求对各项指标进行加权作为算法的目标函数,对
PID控制器进行多目标寻优。通过2个传递函数实例,分别使用z—N、粒子群算法和量子粒子群算法进行了PID控制器
参数优化设计,并对结果进行了分析。-Abstract:H
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PID控制器的性能取决于其控制参数的组合,针对其参数的整定和优化问题,提出了应用一种改进的粒子群优化算法,该
算法借鉴了遗传算法的杂交机制,并采用惯性权值的非线性递减策略。用以加速算法的收敛速度和提高粒子的搜索能力。将该算
法应用于一个二阶系统的PID控制器参数的优化。仿真结果表明该改进的粒子群算法具有比传统粒子群算法和遗传算法更好的
优化效果,具有一定的工程应用前景。-Abstract:PID controller’s performance completely depends
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This paper presents an indirect approach to interval type-2 fuzzy logic system modeling to forecaste the level of air pollutants. The type-2 fuzzy logic system permits us to model the uncertainties among rules and the parameters related to data analy
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扩展卡尔曼滤波(EKF)算法的matlab程序,包括UKF,PF性能的比较,滤波方差的比较-Extended Kalman filter (EKF) algorithm matlab procedures, including UKF, PF performance comparison, filtering variance comparison
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The paper describes a gesture recognition algorithm
which can effectively recognize single-hand gestures in real
time under complex environment. The system involves a
vocabulary of 20 gestures consisted by part of Chinese sign
language letter
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Though, the
SVPWM algorithm gives good performance, it gives more
acoustical noise and harmonic distortion.
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H.264标准是ITU.T视频编码专家组和ISO IEC活动图像专家组共同组成的联合视频组开发的新一代视频压缩标准。H.264高效的编码效率建立在其高复杂度的编码算法基础上,而采用具有较强并行处理能力的C64x+DSP芯片的达芬奇(Davinci)技术平台,则以较高的运算性能和丰富的外围接口成为目前实现视频应
用系统的理想平台。本文对H.264编码算法的帧间及帧内预测算法进行改进,并进行了H.264编码器在DM6437平台上的移植和优化。-H.264 was jointly proposed
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Selective mapping algorithm is proposed to reduce the peak-to-average power ration (PAPR) in MIMO-OFDM system.
It is proved that the conjugate symbols on two antennas have the same PAPR property with orthogonal space-time block coded (STBC). By usi
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PMSM Electrical Parameters
Measurement-The vector control, also known as the field-oriented control
(FOC), of a permanent magnet synchronous motor (PMSM) is
the algorithm often used in today’s advanced motor control
drives. Such advanced moto
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机电传感器通常用于获取转子位置/速度的内置式永磁同步电机( IPMSMs )的高性能控制
车辆系统。然而,使用这些传感器中的增加的成本,尺寸,重量,布线复杂性并减少了IPMSM驱动系统的机械鲁棒性。这些问题连同
一些实用的要求,例如,调速范围广,极端
环境温度和不利的负载条件下,使传感器控制方案可取。本文提出了一种扩展的反电动势( EMF )为基础的滑模
转子位置观测器IPMSMs的无传感器矢量控制。
基于滤波器的特性,一个强大的补偿算法的开发,以改善滑动方式观测器(SMO)
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模糊方法与粒子群算法结合,能有效的提高算法的性能。-Fuzzy methods and particle swarm algorithms, can effectively improve the performance of the algorithm.
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These techniques vary in many aspects as simplicity,
digital or analogical implementation, sensor required,
convergence speed, range of effectiveness, implementation
hardware, popularity, cost and in other aspects. This paper
presents in deta
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In this paper, a fast search-free method for direction-of-arrival (DOA) estimation
with coprime arrays was proposed. It is based on the use of methods that operate
on the uniform linear subarrays of the coprime array and that enjoy many
proces
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目标关联算法JPDAF和PMHT算法性能的分析比较-Analysis and comparison of target association algorithm JPDAF PMHT algorithm performance
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该文章描述了基于MCC的均方根卡尔曼滤波算法,其性能由于传统的卡尔曼滤波,尤其是当测量噪声为脉冲噪声时。-square root kalman filtering algorithm based on MCC is descr ipted in this paper. the performance of the proposed algorithm in this paper outperforms the traditional kalman filter, especially for t
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The purposed approach utilizes Differential Evolution (DE) to optimize an image processing chain which has successfully been used to segment breast ultrasound and X-ray lung images. The training is based on three sample images provided by an expert.
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LMS 算法、RLS 算法,通过Matlab软件仿真验证进行了性能对比。(The LMS algorithm and the RLS algorithm are compared with the performance of the Matlab software simulation.)
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