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An Efficient Spiking Neural Network for Recognizing Gestures with a DVS Camera on the Loihi Neuromorphic Processor
Massa, Riccardo, Marchisio, Alberto, Martina, Maurizio, Shafique, Muhammad
Spiking Neural Networks (SNNs), the third generation NNs, have come under the spotlight for machine learning based applications due to their biological plausibility and reduced complexity compared to traditional artificial Deep Neural Networks (DNNs). These SNNs can be implemented with extreme energy efficiency on neuromorphic processors like the Intel Loihi research chip, and fed by event-based sensors, such as DVS cameras. However, DNNs with many layers can achieve relatively high accuracy on image classification and recognition tasks, as the research on learning rules for SNNs for real-world applications is still not mature. The accuracy results for SNNs are typically obtained either by converting the trained DNNs into SNNs, or by directly designing and training SNNs in the spiking domain. Towards the conversion from a DNN to an SNN, we perform a comprehensive analysis of such process, specifically designed for Intel Loihi, showing our methodology for the design of an SNN that achieves nearly the same accuracy results as its corresponding DNN. Towards the usage of the event-based sensors, we design a pre-processing method, evaluated for the DvsGesture dataset, which makes it possible to be used in the DNN domain. Hence, based on the outcome of the first analysis, we train a DNN for the pre-processed DvsGesture dataset, and convert it into the spike domain for its deployment on Intel Loihi, which enables real-time gesture recognition. The results show that our SNN achieves 89.64% classification accuracy and occupies only 37 Loihi cores.
Teen to sue Kagawa Prefecture over ordinance that limits gaming time
A teenager standing up for his right to play hours of video games has launched a crowdfunding campaign for a lawsuit to challenge guidelines in Shikoku that limit children's gaming time. The 17-year-old, who asked to be identified only by his first name Wataru, has enlisted the support of his mother and a lawyer for the first-of-its-kind ordinance, which was issued by Kagawa Prefecture. The ordinance calls for children to be limited to an hour a day of gaming during the week, and 90 minutes during school holidays. It also suggests that children 12 to 15 not be allowed to use smartphones later than 9 p.m., with the deadline pushed back to 10 p.m. for those between 15 and 18. But while the rules are just guidelines with no enforcement mechanism, Wataru said he was inspired to challenge them on principle. "How long children are allowed to play games or use a smartphone should be rules set by each family, not by the government," he said.
FDA investigates COVID-19 test with false negatives
Food and Drug Administration Commissioner Steve Hahn says it will be up to the White House to determine whether it continues to use a coronavirus test that has falsely cleared patients of infection. Hahn Told CBS on Friday the FDA will keep "providing guidance to the White House regarding this test" but whether to keep using the test "will be a White House decision." The test is used daily at the White House to test President Donald Trump and key members of his staff, including the coronavirus task force. The FDA said late Thursday it was investigating preliminary data suggesting Abbott Laboratories' 15-minute test can miss COVID-19 cases, producing false negatives. Hahn told CBS the test is on the market and the FDA continues to "recommend its use or to have it available for use."
British treasure finders accused of piracy
British archaeologists who discovered hundreds of artefacts from a cluster of 17th century shipwrecks in the Mediterranean Sea have had their cargo seized and been accused of an'illicit excavation'. Enigma Recoveries, which led an expedition into the Levantine Basin off the coast of Cyprus, found 12 shipwrecks filled with Chinese porcelain, jugs, coffee pots, peppercorns and illicit tobacco pipes. The ships and their priceless cargo, hailed as the'archaeological equivalent of finding a new planet' were recovered in ancient'shipping lanes' that served spice and silk trades from 300 BC onwards. But in a strongly-worded statement, the Cypriot government accused the company of being well known to both Cyprus and UNESCO for its'illicit underwater excavations' and its'violent extraction of objects causing destruction to their context'. Cyprus's Department of Antiquities accused the company of intending to sell the objects, as allegedly evident in documents filed with the United States Securities and Exchange Commission (NASDAQ).
Data Scientists Should Do Drugs!
Now that this attention-grabbing headline has drawn you in, let me clarify. Data scientists should not partake in illegal drugs. Data scientists should participate in pharmacological research, as artificial intelligence and machine learning can add value, even when the data scientist does not have a background or training in physics, biology, chemistry, or medicine. The CAIA Association and FDP Institute had a recent conversation with Woody Sherman, the CSO of Silicon Therapeutics. While many of us can be left behind in a discussion of computational drug discovery, it seems that almost everyone today is a budding epidemiologist trying to better understand the prevention and spread of COVID-19, so let's continue.
More than 1,700 COVID-19 Clinical Trials Registered Worldwide - Expert System
These are the initial findings from Expert System's Artificial Intelligence platform, Clinical Research Navigator (CRN), which is collecting biomedical research information from official reports and studies published worldwide. Following the launch of its AI-based Clinical Research Navigator (CRN), which is focused on accelerating research on COVID-19, Expert System mined over 620,000 clinical trials, including more than 1,700 trials related to the virus that are taking place around the globe. Clinical landscape is changing rapidly in the context of the current pandemic situation. It is therefore critical to have a global coverage of the trial registries to serve clinical experts with appropriate and effective means to conduct their research on the disease. Expert System analyzed data collected with its Artificial Intelligence CRN platform to gain some insight on key trends correlated to official reports and studies published worldwide.
ByteDance Launches New App for AI English Learning Aimed at Beginners
ByteDdance's subsidiary Beijing Diandiankankan Technology announced yesterday to release a new AI English learning App named KaiYanJianDanXue(ๅผ่จ็ฎๅๅญฆ, literally translated as Open Language Easy Learning), which is regarded as the beginner-friendly version of Open Language. According to the introduction of the product in the App Store, the functions of this new product mainly include providing scenario learning videos and online courses from North American teachers, improving pronunciation via AI technology, and offering learners individualized learning and reviewing plans. Zhang Yiming, the founder and CEO of ByteDance, regards that the combination with technology will be an inevitable trend in future education sector. From 2017 onwards, ByteDance started to launch educational products in succession such as Learning app Haohao Xuexi (means study well), online English learning platforms GoGoKid and aiKID, English learning app Tangyuan English, and AI English learning product for children from 2 to 8-year-old named GuaGuaLong.
boeing unveils first loyal wingman combat drone prototype with artificial intelligence
'this project is an excellent example of innovation through collaboration and what can be achieved working together with defence industry,' said air marshal hupfeld. 'this demonstrates the importance of the relationship air force has with boeing australia and defence industry more broadly. I look forward to exploring the capabilities this aircraft may bring to our existing fleet in the future.'
A futurist on COVID-19 and business: Pandora's box is now open
In the surreal past few months, P.W. Singer has watched the concept for his new science fiction thriller come to life. Singer is an author, an expert on 21st-century warfare at New America and, lately more than ever, a consultant helping companies in tech and other industries grapple with the repercussions of global unrest. His soon-to-be-released novel about social upheaval, automation and artificial intelligence, "Burn-in," is named after the practice of pushing a new technology to the breaking point. But Singer didn't expect the future of technology to arrive as fast as it has amid the fallout from COVID-19, forcing tech companies, governments and people everywhere to adapt on the fly. Get what matters in tech, in your inbox every morning. "Has Pandora ever been put back in a box?" Singer asked during a recent phone interview from his home near Washington, D.C. "Roles and applications that would have previously seen a more gradual transition over the course of years have been pushed forward in a matter of weeks."