计算机自适应测试采用计算机技术使考试适合每个人的能力。
Computer adaptive testing USES computer technology to tailor exams to a person.
理论研究表明基于题目反应理论的自适应测试具有准确、高效的特点。
Available studies show that the "item response theory" -inspired CAT (computerized adaptive test) enjoys advantages such as greater accuracy and higher efficiency over other methods of testing.
介绍了经典测试理论与自适应测试原理,提出了一种在自适应测试中曝光度控制的算法。
This paper first introduces classical test theory and principle of adaptive testing, then puts forward a test exposure adaptive control algorithm.
计算机自适应测试具有测试精度高、速度快等优点,但目前在远程教育中应用的还较少。
With the advantages of high accuracy and speed, but computerized adaptive testing is still applied little in the distance education.
自适应测试不仅适用于任意故障模型,而且一步t可测和顺序t可测均可采用自适应测试。
The algorithm and adaptive testing are applicable not only for any faulty models, but also for one-step diagnosis and diagnosis with repair.
客观测试和计算机化自适应测试的相关的理论、方法与技术已相当成熟,能比较好地解决了知识层面的评价问题。
Objective testing and computerized adaptive testing related to theory, method and technology is quite mature, and be able to better solve the problem of knowledge level evaluation.
系统采用三参数逻辑斯蒂模型,针对二值型数据,该系统能有效地解决目前自适应测试中不可避免的试题曝光度问题。
The systems using three parameters Logistic model, in view of the value of data, the practice has proved that it can resolve the exposure problems in the current adaptive test.
本文提出了一种高效的时序电路测试生成算法,该算法是建立在自适应算法的基础上,并使用了十七值逻辑模型。
This paper presents an efficient sequential circuit automatic test generation algorithm. The algorithm is based on self - adapting algorithm and USES a seventeen - valued logic model.
运行测试证明,自适应管理策略能减少系统响应时间,降低系统资源的开销,从而提高系统的整体性能。
Through operations and tests, it proves that system response duration is shorter and expense on system resources is lower by applying this scheme, thus the performance of system is improved.
主观试验表明,与其它帧内编码方式比较,建立在轮廓预测基础上的自适应预测器对分辨率测试卡的预测有明显改善。
Subjective tests show that the adaptive predictor based on contour prediction improves considerably the prediction of resolution charts in comparison with the other intraframe coding schemes.
虚拟暗室的测试理论是用于普通环境下的EMI测试的新方法,它的基础是自适应噪声抵消系统。
Virtual chamber theory describes a new method used to test equipments EMI in normal environment that is based on adaptive noise cancellation system.
测试结果表明论文提出的用于多链路逻辑信道环境测量的自适应抽样流测量系统的设计达到了预期的功能和性能要求。
As shown by the test results, the design of the network flow measurement system for the high-speed multi-link logical channel has achieved the expected targets on its function and performance.
通过对系统的性能测试,新的自适应聚类索引算法,聚类的效果不再受到聚类个数和聚类中心点的限制。
Based on the performance tests, clustering results will no longer be restricted by the number of clusters and initial center.
实验测试结果表明,所设计的数字式自适应控制器具有频率跟踪和摆幅控制精度高的特点。
The testing data from simulated aerospace environment show that the adaptive controller has a characteristic of high accuracy of frequency-tracking as well as high accuracy of swing scan control.
鉴于计算机自适应测验具有的巨大优势,国内外许多专家学者都对其进行了理论研究和实验测试。
Seeing huge advantage of Computerized Adaptive Test, a lot of domestic and international experts and scholars go on theoretical research and practice research.
采用自适应NAAC算法生成的测试矩阵能够确保无征兆误判,同时还能将大的测试矩阵压缩成小规模的测试矩阵。
The self-adaptive NAAC detection optimal algorithm can assure us of generating test matrix with no symptom aliasing and no symptom confounding.
测试表明,TAP算法能够自适应管理域内设备的增加和删除,同时也能在网络拥塞时缩减轮询通信量。
The experiments show that TAP can self-adapt the network structure change such as adding and deleting equipments and can control polling traffic when a network is in congestion state.
为了得到较好的实验结果,文章还对测试中负载均衡的轮叫调度、改进的自适应调度算法的应用进行了研究。
In order to get the good result, authors have made research on the algorithms of the Weighted Round-Robin Scheduling, improved Self-adaptive Scheduling in the process of the campus grid load-balance.
测试结果表明:该控制算法能有效提高汽车稳定性,使滑移率较好地控制在最佳值0.2附近,具有更好的鲁棒性和自适应能力。
The test results show that the control algorithm can effectively improve the stability of the vehicle, and the slip ratio is better and is controlled near the optimal value of 0.2.
通过对测试信号进行分析,发现信号经二级自适应滤波去噪后,可得到更好的检出效果。
It is also found that the better recognition effects can be obtained when the signal's noise was cut off by the two-level adaptive filter.
自适应的扫描压缩方法在保证故障覆盖率的前提下,能够数十倍的减少测试矢量,进而减少测试所需时间,最终降低芯片成本。
With ensuring the fault coverage, the adaptive scan can be ten-fold reduction in the number of test vectors, thus reducing test time and ultimately reduce the cost of chip.
提出并设计了一种基于粒子群优化算法的振动信号的自适应滤波模型。该滤波模型在计算机仿真测试中,获得了很高的效率和良好的结果。
A new adaptive filtering model based on particle swarm optimization (PSO) algorithm is proposed and designed. It is proved to be efficient and effective in the computer simulation example test.
测试结果表明,采用气压自适应控制系留气球自毁的方法是可行的。
The test results indicated that the method of tethered balloon self-destruction controlled by pressure is viable.
因此,设立一个喷雾冷却系统模拟实验室测试的阶跃信号的传统,积分分离模糊自适应PID控制器和模拟铸造。
A spray cooling system is thus set up for simulation in lab to test the step signal from the conventional, integral separated and fuzzy self-adaptive PID controllers and the simulated casting.
本文在MAC和EPA芯片的设计中分别应用了扫描设计和自适应扫描设计,然后对面积和测试矢量加载的时间进行了评估。
The scan solution was applied to MAC chip design and the adaptive scan was applied to EPAchip design, then we assessed the chip area and vectors loading time.
将针对负载自适应技术开展探究,提出一个改进的数据库负载自适应体系结构框架并作出了测试。
Will get used to a technology to begin research oneself in the light of load, put forward an improvement database to load gets used to architecture frame oneself and make a test.
通过迭代的自适应识别测试获取识别公式中的权重系数,利用该公式在自动系统中实现纤维的无人工干预识别,并达到了预期的苎麻和棉纤维识别率。
The final identification equations were utilized in the system and the overall tolerance for false identification of cotton or ramie fibers was controlled in an anticipated scope.
针对自适应随机测试(ART)存在的高维和距离度量问题,提出一种改进的软件自适应随机测试策略。
Adaptive Random Testing (ART) is an enhanced version of Random Testing (RT). There are two factors that restrict the performance of ART, high-dimension data and distance metric.
针对自适应随机测试(ART)存在的高维和距离度量问题,提出一种改进的软件自适应随机测试策略。
Adaptive Random Testing (ART) is an enhanced version of Random Testing (RT). There are two factors that restrict the performance of ART, high-dimension data and distance metric.
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