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Reusable vest can detect early signs of fatal heart disease, Hypertrophic cardiomyopathy

Reusable vest can detect early signs of fatal heart disease, Hypertrophic cardiomyopathy

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Reusable vest can detect early signs of fatal heart disease, Hypertrophic cardiomyopathy

Researchers at University College London (UCL) have unveiled a groundbreaking electrocardiographic imaging (ECGI) vest that holds promise for standard medical care.

This reusable and time-efficient device, requiring just five minutes per patient, is designed to map the intricate electric impulses of the heart, potentially enabling the early detection of abnormalities linked to the life-threatening condition hypertrophic cardiomyopathy.

Hypertrophic cardiomyopathy is a cardiac ailment characterized by the thickening and stiffening of the heart’s muscle wall, impairing its ability to efficiently pump blood throughout the body.

Despite affecting approximately one in 300 adults, some individuals with genetic predispositions to the disease may not exhibit any symptoms.

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The UCL-led study suggests that this innovative vest has the capability to identify signs of hypertrophic cardiomyopathy at an earlier stage than current diagnostic methods, offering a crucial window for intervention.

Given that hypertrophic cardiomyopathy can lead to heart failure and is frequently implicated in sudden, unexpected deaths among young people, the development of this technology marks a significant stride towards proactive and timely healthcare.

The vest’s reusability and quick assessment time further enhance its potential for widespread adoption in routine medical practice. 

“By finding subtle electrical abnormalities using our new technique, we are able to detect hypertrophic cardiomyopathy earlier,” said lead author Dr George Joy (UCL Institute of Cardiovascular Science and Barts Heart Centre).

“This is important as it means we can potentially act earlier, providing new treatment to slow the disease as well as fast-tracking individuals to clinical trials that have the potential to stop the disease entirely.”

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The reusable ECGI vest, with its potential to become a standard screening tool, underwent testing on a cohort of 174 patients, including those with genetic testing, recruited from three London hospitals, as well as 37 healthy volunteers.

The participants encompassed individuals already diagnosed with hypertrophic cardiomyopathy and tose with disease-causing genetic mutations who did not display evident symptoms.

Results revealed that the ECGI vest successfully identified electrical abnormalities in 25% of individuals with a genetic mutation, even when conventional cardiac imaging and ECG tests failed to detect any signs of the disease.

The vest uncovered an irregular pattern of electrical signal recovery and slowed conduction of electrical signals through the heart in these cases.

In a noteworthy development, the researchers also employed machine learning to create a model assessing disease severity and the risk of sudden cardiac death based on 12 markers from the ECGI vest.

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Remarkably, this grading system aligned with risk estimates derived from standard protocols, incorporating factors like age and specific structural features of the heart.

This breakthrough suggests the potential for the ECGI vest to provide valuable insights and complement existing diagnostic methodologies.

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Don’t worry if your Android gets stolen, new Theft Detection Lock comes to rescue

Don’t worry if your Android gets stolen, new Theft Detection Lock comes to rescue

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Don't worry if your Android gets stolen, new Theft Detection Lock comes to rescue

Google revealed plans to introduce a ground-breaking security feature for Android devices: Theft Detection Lock at the Google I/O 2024 developer conference held on Wednesday.

This innovative addition is specifically designed to combat the rising threat of smartphone theft by automatically locking the device when suspicious activity is detected.

Powered by artificial intelligence, Theft Detection Lock utilizes advanced algorithms to identify common motions associated with theft.

For instance, if a device suddenly begins moving rapidly in the opposite direction, indicative of a potential theft scenario, the feature swiftly triggers a screen lock mechanism.

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This proactive measure aims to thwart thieves from easily accessing sensitive user data stored on the device.

In addition to Theft Detection Lock, Google also announced the introduction of an Offline Device Lock feature. This functionality serves as a safeguard against intentional disconnection from the network, a common tactic employed by thieves to bypass security measures.

Instances such as repeated failed authentication attempts will prompt the Offline Device Lock, providing an added layer of protection for users’ devices.

Google revealed plans to enhance device security with measures aimed at preventing remote factory resets initiated by thieves.

Under the forthcoming update, if a thief attempts to reset a stolen device, they will be unable to set it up again without the necessary device or Google account credentials. This strategic move renders stolen devices essentially unsellable, significantly diminishing the incentives for phone theft.

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Tesla must face vehicle owners’ lawsuit over self-driving claims

Tesla must face vehicle owners’ lawsuit over self-driving claims

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Tesla must face vehicle owners' lawsuit over self-driving claims

A U.S. judge on Wednesday rejected Tesla’s bid to dismiss a lawsuit accusing Elon Musk’s electric car company of misleading owners into believing that their vehicles could soon have self-driving capabilities.

The proposed nationwide class action accused Tesla and Musk of having since 2016 falsely advertised Autopilot and other self-driving technology as functional or “just around the corner,” inducing drivers to pay more for their vehicles. 

U.S. District Judge Rita Lin in San Francisco said owners could pursue negligence and fraud-based claims, to the extent they relied on Tesla’s representations regarding vehicles’ hardware and ability to drive coast-to-coast across the U.S.

Without ruling on the merits, Lin said that “if Tesla meant to convey that its hardware was sufficient to reach high or full automation, the plainly alleges sufficient falsity.”

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The judge dismissed some other claims.

Tesla and its lawyers did not immediately respond to requests for comment. Lawyers for Tesla vehicle owners did not immediately respond to similar requests.

The case was led by Thomas LoSavio, a retired California lawyer who said he paid an $8,000 premium in 2017 for Full Self-Driving capabilities on a Tesla Model S, believing it would make driving safer if his reflexes deteriorated as he aged.

LoSavio said he was still waiting for the technology six years later, with Tesla remaining unable “even remotely” to produce a fully self-driving car.

The lawsuit seeks unspecified damages for people who since 2016 bought or leased Tesla vehicles with Autopilot, Enhanced Autopilot and Full Self-Driving features.

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Tesla has for many years faced federal probes into whether its self-driving technology might have contributed to fatal crashes.

Federal prosecutors are separately examining whether Tesla committed securities fraud or wire fraud by misleading investors about its vehicles’ self-driving capabilities, according to three people familiar with the matter.

Tesla has said Autopilot lets vehicles steer, accelerate and brake in their lanes, and Full Self-Driving lets vehicles obey traffic signals and change lanes.

But it had acknowledged that neither technology makes vehicles autonomous, or excuses drivers from paying attention to the roads.

The case is In re Tesla Advanced Driver Assistance Systems Litigation, U.S. District Court, Northern District of California, No. 22-05240.

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Microsoft asks hundreds of China staff to relocate

Microsoft asks hundreds of China staff to relocate

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Microsoft asks hundreds of China staff to relocate

Microsoft is asking about 700 to 800 people in its China-based cloud-computing and artificial-intelligence operations to consider transferring outside the country, the Wall Street Journal reported on Thursday.

The employees, mostly engineers with Chinese nationality, were earlier in the week offered an option to transfer to countries including the U.S., Ireland, Australia and New Zealand, the report said, citing people familiar with the matter.

The move comes amid spiralling US-China relations as the Biden administration cracks down on various sectors of Chinese imports, including electric vehicle (EV) batteries, computer chips and medical products.

A Microsoft spokesperson told the Journal that providing internal opportunities is part of its global business and confirmed the company had shared an optional internal transfer opportunity with a subset of employees. 

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Reuters reported earlier this month that the U.S. Commerce Department is considering a new regulatory push to restrict the export of proprietary or closed source AI models, whose software and the data it is trained on are kept under wraps.

The spokesperson, however, told the newspaper that the company remains committed to the region and will continue to operate in China.

Microsoft didn’t immediately respond to a Reuters request for comment.

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