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» Transformations for semi-continuous data
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PLDI
1995
ACM
14 years 1 months ago
Unifying Data and Control Transformations for Distributed Shared Memory Machines
We present a unified approach to locality optimization that employs both data and control transformations. Data transformations include changing the array layout in memory. Contr...
Michal Cierniak, Wei Li
ICIP
2010
IEEE
13 years 7 months ago
Spiral FFT: An efficient method for 3-D FFTS on spiral MRI contours
The Fast Fourier Transform (FFT) allows the Discrete Time Fourier Transform (DTFT) to be efficiently sampled on a uniform grid in frequency. In many applications, including Magnet...
Christopher K. Turnes, Justin K. Romberg
ICDE
2009
IEEE
180views Database» more  ICDE 2009»
14 years 11 months ago
Outsourcing Search Services on Private Spatial Data
Social networking and content sharing service providers, e.g., Facebook and Google Maps, enable their users to upload and share a variety of user-generated content, including locat...
Man Lung Yiu, Gabriel Ghinita, Christian S. Jensen...
ICDE
1999
IEEE
134views Database» more  ICDE 1999»
14 years 11 months ago
On Similarity-Based Queries for Time Series Data
We study similarity queries for time series data where similarity is defined in terms of a set of linear transformations on the Fourier series representation of a sequence. We hav...
Davood Rafiei
SIGMOD
1997
ACM
134views Database» more  SIGMOD 1997»
14 years 1 months ago
Similarity-Based Queries for Time Series Data
We study similarity queries for time series data where similarity is defined in terms of a set of linear transformations on the Fourier series representation of a sequence. We ha...
Davood Rafiei, Alberto O. Mendelzon