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‘Hydrography’

Why is this book different from the wide range of books on hydrography? As an oceanographer I have spent a lot of time reading books on the general knowledge of...

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Multi-beam Error Management

The hydrographic community has tumbled headlong into a data boom. Hundreds of single-beam soundings are now replaced by millions of high-resolution multi-beam swath soundings. This boom is not free from...

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USGS Tethered ACP Platforms

The US Geological Survey has developed an innovative tethered platform that supports an Acoustic Current Profiler (ACP) in making stream-flow measurements (use of the term ACP in this article refers...

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CUBE: Extended Applications

Many hydrographers consider the Combined Uncertainty and Bathymetry Estimator (CUBE) algorithm a useful aid in processing bathymetric data and ‘measuring’ survey quality. This paper discusses extending the use of CUBE...

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Imagenex Technology Corp

Imagenex Technology Corp, headquartered in Port Coquitlam, just outside Vancouver, specialises in advanced acoustic underwater sensors in combination with graphic visualisation tools. The Canadian firm endeavours to apply a unique...

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AUV-based 3D Chirp Sub-bottom Profiling

During the 1990s De Beers Marine identified a major business opportunity in radically improving its geological modelling capability. It set up a project to deliver the necessary geophysical systems and...

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