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Category: Electronics Engineering

Wearable computing ring allows users to write words and numbers with thumb

FingerSound uses wearable ring technology to detect numbers and letters drawn on fingers. Credit: Georgia Institute of Technology With the whirl of a thumb, Georgia Tech researchers have created technology that allows people to trace letters and numbers on their fingers and see the figures appear on a nearby computer screen. The system is triggered by a thumb ring outfitted with a gyroscope and tiny microphone. As wearers strum their thumb across the fingers, the hardware detects the movement. In…

Using Interleaving in Online Experiments to Accelerate Algorithm Innovation at Netflix

By Juliette Aurisset, Michael Ramm, Joshua Parks The Netflix experience is powered by a family of ranking algorithms, each optimized for a different purpose. For instance, the Top Picks row on the homepage makes recommendations based on a personalized ranking of videos, and the Trending Now row also incorporates recent popularity trends. These algorithms, along with many others, are used together to construct personalized homepages for over 100 million members. Fig. 1: An example of a personalized Netflix homepage. We…

What I learned at my first Cloudflare Retreat

For the last seven years, Cloudflare has taken the entire company off site for a few days at the end of the year for a company retreat. Back in 2010, this meant five people from the San Francisco office. This November, we had 453 employees from our San Francisco, Singapore, London, Champaign (Illinois), New York City, Washington (DC), and Austin (Texas) offices spend time together in Monterey, California. Knowing that so many teammates would be coming in from all over…

Spotify Spotlight

This is part 2 in our new interview series called “Spotify Spotlight.” In these interviews, we showcase Spotifiers working in a range of different tech roles, and learn more about their journey to Spotify and what they love about working here. What’s your name and where are you from? My name is Dara Elass, and I never know how to answer “where are you from”. My background is Syrian-American and I grew up in a few places: Saudi Arabia, Bahrain,…

Researchers develop new technique to model transplantation of the human liver

A team of scientists, physicians, and engineers from the Center for Engineering in Medicine (CEM) and the Transplant Center of the Massachusetts General Hospital (MGH) at the Harvard Medical School in Boston, MA reported the development of a new technology that enables researchers to better study liver transplantation in a pre-clinical setting. The model specifically examines the reperfusion stage of transplantation, when the liver is surgically implanted into the recipient patient. This reperfusion stage of liver transplantation is particularly important…

[GiveAway] Win a OnePlus 5T Mobile

TechQuark.com is back with another giveaway and this time it is a ‘OnePlus 5T’ Today is D Day. Or should we call it One Day? After getting huge response towards the giveaways, we hosted earlier, it’s time to have another giveaway, and this time it’s OnePlus 5T. Yes, you heard it right, we are giving away a brand new unlocked OnePlus 5T to one of our lucky reader. ‘OnePlus 5T’ is a powerful flagship device by OnePlus, that is all set to change and…

Use a .dev domain? Not anymore. – Medium Engineering

A long time ago, in a network, far far away, a great adventure took place! Out of the chaos of new ideas for communication, the experiments, the tentative designs, and crucible of testing, there emerged a cornucopia of networks. Beginning with the ARPANET, an endless stream of networks evolved, and ultimately were interlinked to become the Internet.” RFC 2468, Part 1 Before the internet, before domain names, and before I was born, there was the ARPANET — the little network that could.…

Cloudflare Apps Platform Update: November Edition

Since our last newsletter, dozens of developers like you have reached out with ideas for new kinds of apps that weren’t yet possible. These are some of my favorite conversations because they help us find out which features should be prioritized. With your guidance, we’ve spent this month meticulously converting our supply of Halloween candy into those ideas. Let’s dive in and see what’s new! 💸 Paid App Product Enhancements We’ve made it easier to upsell premium features with product…

Tiny speakers break a barrier for sound

Schematic and photo of the enclosure designed to change the environment around a sound source. Made by 3D printing out of acrylonitrile butadiene styrene (ABS) plastic, the encloser greatly enhances the power of low-frequency sounds. Credit: Jiajun Zhao In any orchestra, the lowest notes are made by the largest instruments; for example, in the string family, the double bass resonates much lower notes than the violin because it is four to five times larger. The same is true for loudspeakers.…

Building your own CryptoCurrency using Hyperledger Fabric

In our previous posts, we discussed BlockChain and presented the comprehensive Blockchain developer’s guide along with its use cases, especially mentioning how the rise of cryptocurrencies made the term ‘BlockChain’ a synonymous term to it. We also discussed a systematic approach to an enterprise blockchain solution by understanding foundation pillars involved and key modules for all significant requirements. In this blog, we will learn about creating cryptocurrencies using the IBM Blockchain Hyperledger Fabric Network consisting of two organizations each maintaining two…