The cheap cialis in usa amount of time to experience the effects of treatment varies buy cheap glyburide with the severity of smoker's lips. To help with recovery, generic buy withdrawal a person should cover the area with sunscreen since sunburn free accutane online order can damage the skin. They may also tighten the underlying purchase cheap glyburide online canada tissues.Once they have tightened these tissues, the surgeon may remove arcoxia without prescription excess, sagging skin. If the person does go home on order estrace from us the same day, they should ensure a responsible adult stays bentyl online stores with them for the night. Raised acne scars Most people buy aldactone online with raised acne scars may experience a recurrence following surgery, order retin-a so a doctor may recommend a complementary treatment to help discount zoloft prevent or reduce recurrence. It aims to stimulate collagen production buy cheap allopurinol online canada in the skin, which can help improve appearance by elevating order cheap kenalog a depressed scar. Chemical peels This entails applying a solution that.

Ever wonder how they draw that yellow line on the field in televised football games these days, showing where the first-down marker is? This video explains it nicely. (The part about encoding the camera orientation as an audio signal is just because there is a built-in audio line from the camera to the truck where the processing happens. In other words, it’s adaptive re-use of a technology that is there for another purpose, but isn’t needed — they don’t actually collect the field audio from the cameras.)

You might think the tricky part would be getting the line to go under the players, rather than on top of them, but that’s actually a digital version of an old television technology, the same one that TV meteorologists use. The image they seem to be standing in front of isn’t really there — they are standing in front of a solid blue background. The technology puts the weather map everywhere that’s blue, so it misses the meteorologist (who never wears blue — if one had a blue scarf on, you’d see the weather map right “through” it). In the case of the football field, it’s a uniformly green color, or maybe blue — either way, not a color in the uniforms. If the field gets muddy, this may not work so well, and the yellow line may show gaps.

This entry was posted on Friday, January 9th, 2009 at 7:56 pm and is filed under Miscellaneous. You can follow any responses to this entry through the RSS 2.0 feed. Both comments and pings are currently closed.