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Related Concept Videos

Parallel Processing01:20

Parallel Processing

The brain processes sensory information rapidly due to parallel processing, which involves sending data across multiple neural pathways at the same time. This method allows the brain to manage various sensory qualities, such as shapes, colors, movements, and locations, all concurrently. For instance, when observing a forest landscape, the brain simultaneously processes the movement of leaves, the shapes of trees, the depth between them, and the various shades of green. This enables a quick and...
Multiple Comparison Tests01:13

Multiple Comparison Tests

Multiple comparison test, abbreviated as MCT, is a post hoc analysis generally performed after comparing multiple samples with one or more tests. An MCT will help identify a significantly different sample among multiple samples or a factor among multiple factors.
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Divergence and Curl01:15

Divergence and Curl

The divergence of a vector field at a point is the net outward flow of the flux out of a small volume through a closed surface enclosing the volume, as the volume tends to zero. More practically, divergence measures how much a vector field spreads out or diverges from a given point. For an outgoing flux, conventionally, the divergence is positive. The diverging point is often called the "source" of the field. Meanwhile, the negative divergence of a vector field at a point means that the vector...
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Cluster Sampling Method

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Comparison Tests01:28

Comparison Tests

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Related Experiment Video

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Alignment of Synchronized Time-Series Data Using the Characterizing Loss of Cell Cycle Synchrony Model for Cross-Experiment Comparisons
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Cloud-Coffee: implementation of a parallel consistency-based multiple alignment algorithm in the T-Coffee package and

Paolo Di Tommaso1, Miquel Orobitg, Fernando Guirado

  • 1Centre For Genomic Regulation (Pompeu Fabra University), Carrer del Doctor Aiguader 88, Barcelona, Spain.

Bioinformatics (Oxford, England)
|July 8, 2010
PubMed
Summary

The T-Coffee multiple sequence alignment tool now has a parallel implementation, showing effective performance on cloud computing platforms. Cloud deployment offers a cost-effective solution for web servers with moderate traffic.

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Area of Science:

  • Computational Biology
  • Bioinformatics
  • High-Performance Computing

Background:

  • T-Coffee is a widely used, freeware, open-source multiple sequence alignment package.
  • Existing implementations may face performance limitations with large datasets or high user loads.

Purpose of the Study:

  • To introduce the first parallel implementation of the T-Coffee consistency-based multiple aligner.
  • To evaluate the performance and cost-effectiveness of this parallel implementation using cloud computing resources.

Main Methods:

  • Developed a parallel version of the T-Coffee multiple sequence alignment algorithm.
  • Benchmarked the parallel implementation on Amazon Elastic Cloud (EC2) infrastructure.
  • Assessed performance metrics including speedup and resource utilization.

Main Results:

  • The parallel implementation of T-Coffee demonstrates reasonably effective performance gains.
  • Benchmarking on EC2 confirmed the viability of the parallelization strategy.
  • Cloud-based deployment is shown to be a cost-effective option for moderate web server usage.

Conclusions:

  • The parallel T-Coffee aligner offers improved computational efficiency.
  • Cloud computing platforms like EC2 provide a scalable and economical solution for bioinformatics tools.
  • This work paves the way for more efficient large-scale sequence alignment in the cloud.