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On July 4, a digital blogger revealed that in order to achieve 3D face recognition, Huawei Mate 40 series chose a more mature screen solution instead of the previously rumored under-screen camera sol...[Details]

The advent of digital imaging in the 21st century has brought us superior diagnostic capabilities, image archiving, and retrieval capabilities anytime, anywhere. Since the advent of digital medical...[Details]

    Face recognition algorithms have been developed to this day and can be roughly divided into two categories: feature-based face recognition algorithms and appearance-based face recognition algorit...[Details]

The worst-case design usually produces the maximum output power at the lowest input voltage. In reality, the maximum power at a high input line can be twice the power delivered at the lowest input li...[Details]

      Apple Insider reported that Apple may use a liquid-filled lens solution to improve the AR/VR experience for users with poor eyesight. For users who are used to wearing framed glasses, the head-...[Details]

Overtone quartz crystal oscillator circuit Figure 20-1 is a third overtone oscillator circuit using the Pierce circuit. Its prototype is the Colpitts oscillator circuit. When the collector end tuning...[Details]

Soil acidity meter is used to measure the pH value of soil and matrix, also known as soil pH meter. At present, there are two ways of soil acidity meter in the market: directly inserting into soil for...[Details]

1. Introduction In recent years, the maximum load of the Guangdong power grid has continued to grow, and the unified load has continued to set new records; at the same time, the peak-to-va...[Details]

　　Rationale 　　The sugar refractometer designed based on the principle that the refractive index of a sugar solution is proportional to its concentration can be used to directly measure the sugar cont...[Details]

I believe that for power engineers, the contribution of oscilloscopes is irreplaceable. Once there is a problem with the product, it is necessary to capture the waveform, timing, and test accurate va...[Details]

Recently, there was good news from Ancai Hi-Tech: the technical R&D team of the mold factory worked hard to break through the technical monopoly of the photovoltaic industry after several months of re...[Details]

QCELP (Qualcomm Code Excited Linear Predictive Coding-Qualcomm Code Excited Linear Predictive Coding) voice compression algorithm is the TIAIS-96 voice codec selected by the TIAIS-95 North American b...[Details]

1. Systematic error refers to the regular error caused by the measuring instrument or method, which is reflected as the deviation from the true value, such as instrument zero error, annual change err...[Details]

Most designers think that all LED products are of the same quality. However, there are many manufacturers and suppliers of LEDs, and Asian manufacturers supply low-cost LEDs to the world. Surprisin...[Details]

Understanding and Adjustment of Microwave Measurement System I. Experimental Purpose1 . Further understand the waveguide measurement system and be familiar with the correct use of...[Details]