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Over 30,000 adult cardiac operations are carried out in the UK annually. A small number of these patients need to return to theatre in the first few days after the initial surgery, but the exact proportion is unknown. The majority of these resternotomies are for bleeding or cardiac tamponade. The Association of Cardiothoracic Anaesthesia and Critical Care carried out a 1‐year national audit of resternotomy...
In the paper a progress in the netted forward scattering radar research is presented. A special attention is paid to the optimal and sub-optimal signal processing algorithms. These algorithms are assumed to be efficient when the signal is received at a background of Doppler clutters and AWGN.
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