Abstract: Knowledge tracing has been widely used in online learning systems to guide the students’ future learning. However, most existing KT models primarily focus on extracting abundant information ...

This story originally published in the July 1906 issue of National Geographic magazine. See more digitized stories from our archives here. Looking back to that period, many years ago, when the finger ...

Social protection goes well beyond cash transfers; it includes policies and programs that bridge skill, financial, and information gaps, aiding people in securing better jobs. The three pillars of ...

Abstract: Cognitive diagnosis (CD) models assess students’ knowledge state by analyzing test performance and identifying specific knowledge concepts mastered. However, traditional CD models often ...

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Belkin’s always been a top accessory maker when it comes to MagSafe and Qi2 products for iPhone users, and these accessories are no different. For Cyber Monday, Belkin is offering some pretty ...

If you picked up a new phone in the Black Friday sales, you might now be eyeing the accessories you forgot to buy at the time. A wireless charger is usually near the top of that list, and this Belkin ...