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Recently, Strategy Analytics analyzed the current 2G/3G network withdrawal trend and 4G user migration opportunities based on its free report "Low-Cost 4G Mobile Phones: Market Dynamics and Opportuni...[Details]
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尝试分析机器学习模型在什么时候、以什么方式、由于什么原因失效，我们把这称为「误差分析（error analysis）」。对科研人员来说，他们需要通过误差分析选择后续的改进方向；模型的实际使用者们也需要根据误差分析来确定模型部署的许多细节。由于误差分析对后续的行动方向有显著的影响，如果误差分析中出现了偏倚，或者误差分析不完整，很可能会带来我们不想看到的后果。 The current state...[Details]
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Microsemi Corporation has expanded its industry’s largest synchronous Ethernet (SyncE) product family with the launch of the single-chip ZL30150 line card device for mobile multimedia and packet-...[Details]
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1. Assignment Operator The assignment operator "=" in C51 is used to assign a data value to a variable, such as x=10. The expression that connects a variable with an expression using the assignment...[Details]
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Although beam control systems have been used for many years in imaging, display, and optical trapping, they all require bulky mechanical mirrors and are too sensitive to vibration. Compact optical ph...[Details]
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Under the global trend of miniaturization, the unprecedented growth of power electronics and the accompanying more efficient production efficiency are the main driving forces for this high-end indust...[Details]
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Nowadays, when ToF is mentioned, everyone will think of the focus application in mobile phone cameras, but in fact 3D is everywhere, and there are many places where 3D ToF can be used. Recently, on t...[Details]
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With the rapid development of modern communication technology and the continuous increase in communication capacity, the requirements for the quality of optical cable maintenance are becoming highe...[Details]
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Types of Steam Compressors
1. Single-stage high-speed centrifugal blower
This type of steam compressor is a common steam compressor on the market. It can have a large air volume and press...[Details]
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Function: ADC0809 realizes the conversion of 8 analog signals in turn and
displays them on the digital tube;
1. P1 port is used as the segment code control ter...[Details]
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The analog comparator compares the input voltages of the positive PB2 (AINO) and the negative PB3 (AINI). When the voltage of PB2 is higher than the voltage of PB3, the analog comparator output pin A...[Details]
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On the morning of July 23, Japanese website Mac Otakara quoted Chinese supply chain sources as saying that due to the epidemic, Apple’s 2020 iPhone product (tentatively called iPhone 12) will n...[Details]
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On April 15, Rapidus, a Japanese advanced semiconductor foundry company, announced the opening of a subsidiary, Rapidus Design Solutions, in Santa Clara, California, to be responsible for the overa...[Details]
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A brief process of writing an assembly language from the beginning to its final execution It can be roughly divided into the following three steps: The second step is to use the assembly language c...[Details]
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Chen Xiao, our reporter As of October 31, according to the data from iFinD of Tonghuashun, according to the industry classification of Shenyin Wanguo, 102 lithium battery industry chain companies in t...[Details]
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