查询词典 arithmetic data

The design of this dissertation begins with the definition of audience data structure based on considering the embedded developing environment features. The dissertation uses the STi5518 chip by ST Microtones to collect audience data, and then the SI analysis and OSD interactive function are used to gain the user watching information. Then collect audience data in EEPROM of STB, use STB and serial to transmit the data, then use the RS232 serial port and RJ-45 converter to realize the data Return of Serial to Ethernet, in the process of data Return it completes the conversion of data format.

本设计首先在嵌入式环境的前提下，在用户数据采集和回传工作中采用了ST Microtones公司提供的STi5518芯片作为机顶盒主芯片，根据收视率调查需要制定出用户的收视信息数据结构，并结合数字电视业务信息分析以及机顶盒的屏幕显示互动功能，对用户的收视情况进行记录；然后把记录的数据存储到机顶盒的EEPROM中，并利用机顶盒串口输出数据，再利用RS232串口与RJ-45转换器实现串口转以太网的数据回传，在回传过程中完成了数据格式的转换。

Through the star communication network of VSAT Ku wave band was set up and linked with distance-controlled telephone network at the base, so as to realize the free communication between production unit field and management department at base, at same time, by using the information system of exploration production. it is realized that the specific data processing such as log profile along with drilling well, well logging curves, playback of log second data, real lime data of log instrument, and oil-testing data, geophysical data as well as web releasing function, with the geological data, the daily report of drilling well and oil-testing released onsite together, the dynamic information platform of exploration management has been established, which provides leaders at various level, research personnel and managers with an integrated, abundant data, dynamic information platform along with drilling.

通过建立VSAT Ku波段星状通讯网络，并将其与基地程控电话网络相连，一方面实现了野外生产单位与基地通讯的畅通；另一方面，应用勘探生产信息系统实现随钻录井剖面图、测井曲线、录井秒数据回放、录井仪实时数据及试油、物探资料等专业数据的处理及Web发布功能，与现场生产传输系统发布的地质、钻井、试油日报共同作为勘探动态管理信息平台，为基地各级领导、研究人员、管理人员提供了一个集成的、具有丰富资料的井场随钻动态信息平台。

Satelliate altimetery data compared with the data of Wusong tide gauge data , LianyunGang tide gauge data ,as well as five tide gauge data in middle north of Jiangsu, It verifies that it is feasible to separate sea surface and land surface absolute changes using T/P satellite altimerer data compared with tide gauge data at the same time. Moreover, it discusses absolute land change in the middle of Jiangsu in recent 10 years.

此外，通过卫星测高获得的绝对海面变化速率与同时段的吴淞验潮站、连云港验潮站以及江苏中部其他5个验潮站数据的对比分析，论证了利用T/P卫星测高数据与同区段、同时段验潮站数据对比来分离海面、地面绝对变化的可行性；并且对苏北沿海近10年米的地面绝对升降问题进行了探讨，获得了一些新的认识。

This invention discloses a power control method based on mixed automatic retransmitting mechanism in which the user end checks received data packet and to feed back to the base station ACK message if the result is correct, and the base station sends the next data packet according to the emitting power of last data packet, if not, sends back NA CK message and quality information of received data packet, the base station will adjust the transmitting power of retransmitting data packet and retransmits the said data packet to guarantee the retransmitting efficiency of the data packet, reduce resource lost of the system to the ulmost and reduce signal interference among different users.

本发明公开了一种基于混合自动重传机制的功率控制方法，该方法通过用户端对接收到的数据包进行校验，当结果正确时，向基站反馈ACK消息，由基站按照上一个数据包的发射功率发送下一个数据包，否则，向基站反馈NACK消息，以及接收到的数据包的质量信息，基站根据所述数据包的质量信息，调整重传数据包的发射功率，并重新发送所述数据包，采用上述方案对发送失败的数据包重传时根据数据包的总质量信息配以不同的发射功率，从而可以在保证数据包重传效率的基础上，最大限度地减少系统的资源消耗，减少不同用户之间的信号干扰。

This invention discloses a power control method based on mixed automatic retransmitting mechanism in which the user end checks received data packet and to feed back to the base station ACK message if the result is correct, and the base station sends the next data packet according to the emitting power of last data packet, if not, sends back NA CK message and quality information of received data packet, the base station will adjust the transmitting power of retransmitting data packet and retransmits the said data packet to guarantee the retransmitting efficiency of the data packet, reduce resource lost of the system to the ulmost and reduce signal interference among different users.

抜粋 本发明公开了一种基于混合自动重传机制的功率控制方法，该方法通过用户端对接收到的数据包进行校验，当结果正确时，向基站反馈ACK消息，由基站按照上一个数据包的发射功率发送下一个数据包，否则，向基站反馈NACK消息，以及接收到的数据包的质量信息，基站根据所述数据包的质量信息，调整重传数据包的发射功率，并重新发送所述数据包，采用上述方案对发送失败的数据包重传时根据数据包的总质量信息配以不同的发射功率，从而可以在保证数据包重传效率的基础上，最大限度地减少系统的资源消耗，减少不同用户之间的信号干扰。

This invention discloses a power control method based on mixed automatic retransmitting mechanism in which the user end checks received data packet and to feed back to the base station ACK message if the result is correct, and the base station sends the next data packet according to the emitting power of last data packet, if not, sends back NA CK message and quality information of received data packet, the base station will adjust the transmitting power of retransmitting data packet and retransmits the said data packet to guarantee the retransmitting efficiency of the data packet, reduce resource lost of the system to the ulmost and reduce signal interference among different users.

要约 本发明公开了一种基于混合自动重传机制的功率控制方法，该方法通过用户端对接收到的数据包进行校验，当结果正确时，向基站反馈ACK消息，由基站按照上一个数据包的发射功率发送下一个数据包，否则，向基站反馈NACK消息，以及接收到的数据包的质量信息，基站根据所述数据包的质量信息，调整重传数据包的发射功率，并重新发送所述数据包，采用上述方案对发送失败的数据包重传时根据数据包的总质量信息配以不同的发射功率，从而可以在保证数据包重传效率的基础上，最大限度地减少系统的资源消耗，减少不同用户之间的信号干扰。

An embodiment of the invention discloses an automatic retransmission requesting method in a relay network. The method comprises the following procedures: storing the data and transmitting the data to the receiving end when a relay station RS confirms that the data from the transmitting side is correctly received; returning an affirmative response of the corresponding data to the transmitting side by the RS when the RS confirms that the data corresponding to the response information is correctly received by the receiving end according to the response information from the receiving end; and retransmitting the corresponding data when the RS confirms that the data stored by itself is not correctly received by the receiving end according to the response information.

本发明实施例公开了一种中继网络中的自动重传请求方法，该方法包括：中继站RS确定正确接收到来自发端的数据时，保存所述数据，将所述数据转发给收端；所述RS根据来自所述收端的应答信息，确认所述应答信息对应的数据已被所述收端正确接收，则向所述发端返回对应数据的肯定应答；所述RS根据所述应答信息确定自身已保存的数据未被所述收端正确接收，则向所述收端重传对应数据。

Sixthly, it also introduces knowledge management technology to resolve the analysis of custom checking center operating flow, innovation research of Customs Business and consumer relationship management. It is a long-term worthy project to continue this study on the establishment of custom risk management by data mining. There are still many further works to do, such as more effective optimizing arithmetic, text data mining, super-huge data warehouse based on UNIX and Oracle, data mining application on web, building and application of cosmical database, custom knowledge management system, and so on.

基于数据挖掘的海关风险管理体系建设，是一个长期的、内容广泛的、需要进一步深入研究的庞大课题，本人希望在很多方面继续进行研究，例如：在海关引入效率更高的数据挖掘优化算法，探讨基于海关文档资料的文本数据挖掘，探讨基于Web的数据挖掘技术在海关的应用，探讨基于UNIX和Oracle基础之上的超大规模数据仓库建设和应用，探索建立基于数据挖掘的海关知识管理体系等。

The paper summarizes theories and practices concerning data mining at the beginning. According to actual conditions of data forecasting, the paper particularizes two basic tasks in data mining, namely, exploring data analysis and forecasting modeling for classification, and employs them in load forecasting practically. Then a special short-term load-forecasting arithmetic is forwarded based on the former work, which can efficiently take into account weather effects on the load, and hence improve the accuracy of load forecasting.

本文概述了数据挖掘技术的有关内容；并针对负荷预测的实际情况，详细介绍了数据挖掘中的两个基本任务：探索性数据分析和用于分类的预测建模，并将其运用于负荷预测之中；根据所得结果提出了一种基于数据挖掘的短期负荷预测算法，该算法能够有效的考虑气象因素对负荷的影响，从而提高了负荷预测的精度。

On the basis of OCM, segmentation based on curvature radium is presented in the paper, in which curvature radium is calculated using parametric-surface fitting, and detecting edge points is realized from orthogonal direction, which ensure the integrality of edge points. Since the data is organized by cross-line in OCM, a new arithmetic, Double-direction Angle Difference arithmetic, is brought forward, which can pick up edge points more quickly.

物体的表面一般由多个曲面相交组成，要建立完整的几何模型，需要对测量数据进行区域分割——区分不同曲面的数据，现有的区域分割大多是对单视图的图像式测量数据进行的，但完整的CAD模型需要联合多个视图产生，本文在上面提出的三维正交模型的基础上，提出了三种区域分割方法：第一种方法是基于曲率半径的数据分区方法，通过二次参数曲面拟合计算局部曲率半径，从正交的多个方向进行检测，保证了边点提取的完整性。

Chimborazo and Cotopaxi, took me by the hand.

越过琴博腊索山和科托帕克西山。

This car is in a good condition.

这辆车的状况很好。