For example, the database administrator needs to enable the Oracle database system to perform self-monitoring. When the server's CPU usage reaches, the system automatically sends an alarm to the database administrator. When the tablespace usage reaches 90% of the total capacity, the system automatically notifies the database administrator. These functions are very useful for database administrators. The Enterprise Manager of the Oracle database system provides multiple ways for administrators to
Software Measurement knowledge point
1. What types of measurements are there? What are their differences? What are the phases of measurement as a process?
2. What are the entities of software measurement? How to Use gqm to define a measurement framework? How to describe the target in gqm?
3. What is function analysis?
There are many Process metrics or projects in the test phase, including the Software Test Progress, test coverage, test defect appearance/arrival curve, test defect accumulation curve, and test efficiency. During the testing process measurement, the measurement should be based on software scale measurement (such as function points, object points, etc.), complexit
In software development, the fundamental purpose of software measurement is to manage the needs. Improve the software process by using measurements. People cannot manage things that cannot be measured. In the history of software development, we can realize that the software crisis faced by large software in the late 1960s s reflects the importance of management in software development. For management personnel, the visibility of software processes can
Now, wireless designers are faced with the arduous task of designing world-class products. Many wireless technical standards define the technical indicators of power, but ignore the specific steps of Power Measurement. Therefore, designers often encounter Errors During measurement. Because the ofdm rf waveforms used in IEEE 802.16 are complex, more errors occur when measuring mobile WiMAX signals.
This arti
SIGCOMM17SummaryIncludes traffic monitoring, data collection, and prevention of a range of network attacks in existing network measurement tasks. The existing sketch-based measurement algorithms have serious performance loss, large computational overhead, and inadequate measurement accuracy, while the hardware-based optimization method is not suitable for sketch.
In the process of data analysis and data mining, we often need to know the differences between individual, and then evaluate the similarity and category of individual. The most common is correlation analysis in data analysis, classification and clustering in data mining.AlgorithmSuch as K-Nearest Neighbor (KNN) and k-means ). Of course, there are many ways to measure individual differences. Recently, I have consulted relevant materials and listed them here.
To facilitate the following expla
Relative humidity measurement using IC SensorsXie Changjiang youlihuaSummary: Based on the comparison of various relative humidity measurement methods and sensors, this paper introduces the characteristics and usage of integrated humidity sensor based on examples, and points out the influencing factors and compensation methods of the conditions, the specific implementation line of relative humidity detectio
"In fact, when Hewlett-Packard entered China in 1981, the first to set up is the Technical Services department, which demonstrates our commitment to serve China, demonstrating our determination to take root in China." The value of metrology and calibration services to our customers is increasingly being valued by German technology. "is the German technology maintenance measurement Service Manager Jin Yue Mountain said.From Hewlett-Packard to Agilent t
1 IntroductionIn recent years, with the wide application of the IP network technology, more and more researchers are paying attention to the service quality issues that the IP network can provide, scientific and reliable measurement and evaluation of service quality is a critical issue in Network Measurement and network planning and design. As a pioneer in the Next Generation aggregation Service Network Bas
From a photography perspective, correct exposure depends on many different factors. Some of them are what we usually know and can be confirmed in advance. However, if there are other factors, you must use an appropriate metering table.
For example, the film speed, the maximum aperture of the lens, the available shutter speed, and the aperture range are all known factors.
Unknown factors are the illumination of light and reflection of objects. Therefore, correct
LTE user documentation(if there are inappropriate places, please correct me!) )Configure UE MeasurementsThe user measurement configuration activated in the simulation depends on the selected "Consumers", such as the switching algorithm. Users may need to add their own configurations in the following ways:
Directly configured in the base station RRC entity;
Configure the existing switching algorithm;
A new switching algorithm is develo
a class or a struct, we actually look at this book enough, and it has already given us a lot of best practices. Don't know how to write exception handling? Let's look at chapter seventh. This book is actually a collection of code specifications.This book is suitable to be consulted at any time when needed. The above three books complement each other, including a
Summary of measurement techniques in virtualization architecture http://hi.baidu.com/mars208/blog/item/de0c823ad29763f5838b13ee.html Measurement is the most basic and core technology of trusted computing. Measure BIOS from TPM, to OS, and ApplicationProgramTo establish system trust is accomplished by measurement. There are many types of
Design of dynamic dip measurement system in rotating state
[Date:]
Source: China Power Grid Author: Wang Chao, Gao Guowei, Pan Xue, Zhang Jun, Zhao Yu
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The dip measuring module based on MEMS accelerometer has the advantages of small size, light weight, low cost, impact resistance, and high reliability. There is a large error in Inclination Measurement with
This article is from the Android Elite biography (Xu Yisheng)I wrote here, I think Xu Yisheng is really good, but also added some of their own understanding, to facilitate their own foundation to improve.If you want to draw a view, you need to take a measurement first, that is, you need to know its size and location. So we can slide it out of the screen. This process is done in the Onmeasure () method.I. Measureme
Book inventory plays an important key business data for warehouse management operations in books. Development at any age now promotes blood circulation in books, book types and update speed are just as fast rising.In order to ensure a foothold in the book industry, to ensure the correct purchase and inventory control and delivery. In order to avoid the backlog of
For customers to develop a set of Keane TM-3000 measuring instrument supporting management system, good feedback. If anyone needs a custom development, you can contact me, [email protected]First introduce the Keyence company's TM-3000 laser measuring instrument, the official product homepage is: http://china.keyence.com/products/measure/micrometer/tm-3000/index.jspThis system product uses the transmission principle, and the measuring range is large, the adjustment does not time, shortens the uni
SummaryThis paper mainly summarizes the image similarity measurement and template matching method used in target tracking and detection, and gives the specific code implementation based on OPENCV.IntroductionTemplate matching is a technique that looks for the most similar image patches in the source image, and is often used to identify, track and detect targets. The most similar must be based on some similarity criterion, that is, the need for similar
In this paper, the measurement methods of optical fiber and optical fiber communication system are briefly introduced, this paper mainly introduces optical fiber measurement: single-mode fiber Mode field diameter, optical fiber loss, fiber dispersion and bandwidth measurement, optical fiber communication system measurement
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