Image processing plays a vital role in artificial visual systems, which have diverse applications in areas such as biomedical imaging and machine vision. In particular, optical analog image processing ...

On a cold, sunny day, you're driving on a rural road, surrounded by snow-covered fields. In an instant, your eyes process the scene, picking out individual objects to focus on—a stop sign, a ...

All-optical image processing based on metasurfaces is a swiftly advancing field of technology, due to its high speed, large integrability and inherently low energy requirements. So far, the proposed ...

Fig. 1 (a) Typical intensity distribution obtained by rotating the second liquid crystal layer (LC2) in the in-situ state. (b) Intensity distribution obtained by rotating LC2 in the ex-situ state. (c) ...

Of the many feats achieved by artificial intelligence (AI), the ability to process images quickly and accurately has had an especially impressive impact on science and technology. Now, researchers in ...

All-optical computing provides a promising route to real-time, energy-efficient image processing by performing computations directly with light. However, conventional optical processors are often ...

Chinese Scientists Use Digital Twins to Streamline AI Training on Light-Based Systems ...

Researchers have developed a new type of optical memory called a programmable photonic latch that is fast and scalable, enabling temporary data storage in optical processing systems and offering a ...

A research team led by The Chinese University of Hong Kong (CUHK) has developed a novel integrated all-optical signal ...