SPIE is the international society for optics and photonics, an educational not-for-profit organization founded in 1955 to advance light-based science, engineering, and technology. The Society serves more than 255,000 constituents from 183 countries, offering conferences and their published proceedings, continuing education, books, journals, and the SPIE Digital Library. In 2019, SPIE provided more than $5 million in community support including scholarships and awards, outreach and advocacy programs, travel grants, public policy, and educational resources.
Computer Sciences
According to computational complexity theory, mathematical problems have different levels of difficulty in the context of their solvability. While a classical computer can solve some problems (P) in polynomial time—i.e., ...
Apr 28, 2023
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Computer Sciences
"All things are numbers," avowed Pythagoras. Today, 25 centuries later, algebra and mathematics are everywhere in our lives, whether we see them or not. The Cambrian-like explosion of artificial intelligence (AI) brought ...
Feb 1, 2023
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337
Internet
With the ever-increasing importance of the Internet in our lives, there are growing attempts to exploit software vulnerabilities in our PCs for personal benefit. One way to do so is by infecting the victim's PC with a malicious ...
Jul 13, 2022
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Computer Sciences
When it comes to our state of mind and emotions, our faces can be quite telling. Facial expression is an essential aspect of nonverbal communication in humans. Even if we cannot explain how we do it, we can usually see in ...
Jul 6, 2022
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60
Energy & Green Tech
Solar energy is a clean and renewable source of energy. Solar cells usually consist of a semiconductor material that absorbs sunlight and generates electricity. However, the amount of sunlight that can be converted into electricity ...
Jun 1, 2022
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Electronics & Semiconductors
For a greener and more sustainable economy, building better and more powerful solar cells is a key research goal within the clean energy sector. But, in a typical single-junction solar cell, performance is capped at what ...
Apr 5, 2022
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Machine learning & AI
In the 2002 science fiction blockbuster film "Minority Report," Tom Cruise's character John Anderton uses his hands, sheathed in special gloves, to interface with his wall-sized transparent computer screen. The computer recognizes ...
Dec 28, 2021
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Energy & Green Tech
The energy available from sunlight is 10,000 times more than what is needed to supply the world's energy demands. Sunlight has two main properties that are useful in the design of renewable energy systems. The first is the ...
May 25, 2021
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Machine learning & AI
Despite our remarkable advances in medicine and healthcare, the cure to cancer continues to elude us. On the bright side, we have made considerable progress in detecting several cancers in earlier stages, allowing doctors ...
May 10, 2021
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Machine learning & AI
Image inpainting is a computer vision technique in which pixels missing from an image are filled in. It is often used to remove unwanted objects from an image or to recreate missing regions of occluded images. Inpainting ...
Apr 8, 2021
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