We tested the best fitness watches of 2025 with options for every budget. Our top picks include Garmin, COROS, and more!

The vivo X200 has a nice-looking OLED display that's got a few omissions but nothing that's necessarily going to be a ...

We formulate the pixel-wise density value to regress as a probability distribution, instead of a single deterministic value. On this basis, we propose a semi-supervised crowd counting model. Firstly, ...

Ah, the poor calculator: so plain, yet so essential, like the Swiss Army knife of the academic world. The thing is, as I have now learned, not all calculators are created equal. So let me now take you ...

We consider various parameters like MP count, aperture size, pixel size, image stabilization to rate a camera system of a smartphone out of 5. Any device that scores more than 3.5 can take good ...

Anuj Sharma believes “productivity attachments” such as the stylus and the keyboard cases help with versatility of use ...

The tablet comes with a 12.30-inch touchscreen display offering a resolution of 2000x3000 pixels at a pixel density of 293 pixels per inch (ppi). It comes with 4GB of RAM. As far as the cameras are ...

The easiest way to scan a QR code is by using Pixel camera and pointing it toward the code. You can also set up a QR code scanner lockscreen shortcut to quickly invoke the scanner. Using the QR code ...

What constitutes a great phone display? Is it the high resolution and pixel density? These days, it seems that most phones have that figured out with crisp detail on most phones out there. So is it ...

The phone comes with a 5.29-inch touchscreen display offering a resolution of 800x1280 pixels at a pixel density of 285 pixels per inch (ppi). Samsung Galaxy Note is powered by a 1.4GHz dual-core ...