Fly screen

Visual Screen: Transforming an Ordinary Screen into a Touch Screen

Touch screens are very convenient because one can directly point to where it is interesting. This paper presents an inexpensive technique to transform an ordinary screen into a touch screen using an ordinary camera. The setup is easy: position a camera so it can see the whole screen. The system calibration involves the detection of the screen region in the image. which determines the projective...

کنترل شن توسط Expandable Sand Screen

When to screen and not to screen

Colorectal cancer (CRC) is the third most common cause of cancer-related deaths with treatment of advanced and metastatic CRC (mCRC) remaining palliative at best. (1) The epidermal growth factor receptor (EGFR) has been identified as a therapeutic target for a multitude of malignancies, including mCRC. Ligand-binding to EGFR results in the subsequent activation of multiple signal transduction p...

To screen or not to screen.

All screenings lack efficiency because they rely too often on biaised and underpowered statistics. Healthcare business makes tremendous benefits out of well established and easy profit earning processes from screenings to treatments; therefore patients enlightened consent is under influence. In the wealthiest parts of the world, this field of public health sciences impulses studies with intense...

Depression: to screen or not to screen?

There are few more difficult diagnoses to make than depression in sick older patients in a general hospital. There is no diagnostic test and confounding physical symptoms, the sheer fact of being ill in the inhospitable and frightening environment of a hospital away from home, possibly for weeks, and still facing an uncertain recovery makes interpretation of symptoms very difficult. When does a...