Soo Duk Kim

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With the growth of internet usage, many kinds of useful data are served in the internet. Geographic data such as a map is one of them. However since geographic data is usually very huge, it needs special treatment in serving. One useful technique is tiling. For example, a map is divided into smaller pieces called a tile, and served tile by tile. Since the(More)
The service speed of tiled-web data such as a map can be improved by prefetching future tiles while the current one is being displayed. Traditional prefetching techniques examine the transition probabilities among the tiles to predict the next tile to be requested. However, when the tile space is very huge, and a large portion of it is accessed with even(More)
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