1987 search results - page 255 / 398 » Directional filtering transform |
145
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IFIP
2010
Springer
15 years 8 months ago
2010
Springer
Traditionally, ocean acoustic signals have been acquired using hydrophones, which measure the pressure field and are typically omnidirectional. A vector sensor measures both the ac...
115
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GSN
2009
Springer
15 years 8 months ago
2009
Springer
We present an algorithm that makes an appropriate use of a Kalman filter combined with a geometric computation with respect to the localisation of a pollutant-emitting point sourc...
140
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ICIP
1999
IEEE
15 years 7 months ago
1999
IEEE
This paper presents a model for watermarking and some attacks on watermarks. Given the watermarked signal, the so-called Wiener attack performs minimum mean-squared error (MMSE) es...
108
Voted
ROBOCUP
1999
Springer
15 years 7 months ago
1999
Springer
This paper briefly describes the design principles of the hardware and software of 5dpo-2000 team. An evolutive approach is presented as the robots are constantly being improved wi...
129
Voted
SIGMOD
1998
ACM
15 years 7 months ago
1998
ACM
For an increasing number of modern database applications, efficient support of similarity search becomes an important task. Along with the complexity of the objects such as images...