An image retrieval system is a computer system for browsing, searching and retrieving images from a large database of digital images. Most traditional and common methods of image retrieval utilize some method of adding metadata such as captioning, keywords, or descriptions to the images so thatretrieval can be performed over the annotation words.
Switchgrass is one of the perennial grasses with scientific name Panicum virgatum. It is an ideal biomass energy source because of its moderate to high productivity, stand longevity, high moisture and nutrient use efficiency and adaptability to most agricultural regions in North America. Switchgrass produced 540% more renewable than nonrenewable energy consumed. Switchgrass can be densified into pelletized biofuel and used for space heating purpose with a close couple gasifier pellet stove.
Biomass is the from of firewood, agriculture residue and cow dung cake is consumed to meet energy requirements. Biomass as fuel is used in domestic cooking, hot water generation (estimated at 250 million tones annually) rural and urban small and unorganized industries (estimated at 25 million tones annually in India).