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Generalized selection

In relational algebra, a generalized selection is a unary operation written as where is a propositional formula that consists of atoms as allowed in… Expand
Wikipedia

Related topics

Related topics

6 relations
Atomic formulaProperty (philosophy)SQLSelection (relational algebra)
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Broader (1)

Relational algebra

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
Highly Cited
2016
Highly Cited
2016
Secrecy Outage Performance for SIMO Underlay Cognitive Radio Systems With Generalized Selection Combining Over Nakagami-$m$ Channels
This paper considers a single-input-multiple-output underlay cognitive wiretap system over Nakagami-m channels with generalized… Expand
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Highly Cited
2013
Highly Cited
2013
MIMO Wiretap Channels: Secure Transmission Using Transmit Antenna Selection and Receive Generalized Selection Combining
We propose and analyze transmit antenna selection with receive generalized selection combining (TAS/GSC) for physical layer… Expand
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Highly Cited
2008
Highly Cited
2008
Generalized selection via interactive query relaxation
Selection is a fundamental task in interactive applications, typically performed by clicking or lassoing items of interest… Expand
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2006
2006
Analysis of Generalized Selection Diversity Systems in Wireless Channels
Motivated by practical considerations in the design of low-complexity receiver structures for wideband cellular code division… Expand
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Highly Cited
2006
Highly Cited
2006
QPSchur: A dual, active-set, Schur-complement method for large-scale and structured convex quadratic programming
We describe an active-set, dual-feasible Schur-complement method for quadratic programming (QP) with positive definite Hessians… Expand
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Highly Cited
2004
Highly Cited
2004
Generalized Selection Weighted Vector Filters
This paper introduces a class of nonlinear multichannel filters capable of removing impulsive noise in color images. The here… Expand
Highly Cited
2000
Highly Cited
2000
An MGF-based performance analysis of generalized selection combining over Rayleigh fading channels
Using the notion of the "spacing" between ordered exponential random variables, a performance analysis of the generalized… Expand
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2000
2000
Analysis of generalized selection combining techniques
  • L. Yue
  • VTC-Spring. IEEE 51st Vehicular Technology…
  • 2000
    • Corpus ID: 62153432
Two generalized selection combining (GSC) schemes are considered for i.i.d Rayleigh multipath fading reception. Among all… Expand
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Highly Cited
1999
Highly Cited
1999
Average SNR of a generalized diversity selection combining scheme
The average signal-to-noise ratio (SNR) of a generalized selection combining scheme, in which the m diversity branches (m/spl les… Expand
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Highly Cited
1984
Highly Cited
1984
Generalized Selection and Ranking: Sorted Matrices
A more general version of the well-known selection problem is formulated, in which constraints on the input set are allowed… Expand
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