The invention relates to a method for indexing and retrieving multimedia data. In particular the invention provides a method of comparing at least two sets of multimedia data using shape information in order to provides a dissimilarity measure between the sets. The invention finds use in retrieving .....
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The current chain lubrication practice consists of applying lubricants direct to the chain from lubricants container or pressure aerosol can. Without special apparatus, lubricants may fail to reach the contacting surfaces inside the pin, bushing, roller bearing and oil wastage . User tend to use ex.....
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simple software product
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A semiconductor optical amplifier for amplifying an optical signal. The amplifier comprises an input for receiving the optical signal and an output for outputting an amplified version of the optical signal. A semiconductor active medium is provided for defining an amplification path extending betwee.....
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A manual hoist for loads light enough to be lifted with muscle power. In one embodiment the device consists of two handles resembling retractable dog leashes. The handles are operated by turns with means of locking mechanisms comprising ratchets locking respective reels. The user keeps a handle in e.....
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