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iTRAILS

iTRAILS is a command-line tool designed to infer population parameters and reconstruct evolutionary histories from genomic data using a coalescent hidden Markov model framework. It offers functionalities such as parameter optimization, Viterbi decoding, and posterior decoding, all wrapped in a user-friendly interface.

Features

  • Parameter Optimization: Optimize critical population parameters from genomic alignment data.
  • Gene Tree Decoding: Infer gene tree topologies across the genome using Viterbi and posterior decoding.
  • Command Line Interface (CLI): Easily integrate iTRAILS into your bioinformatics workflows.
  • Config File Support: Customize parameters via YAML configuration files without altering the source code.

Installation

Install iTRAILS using PyPi:

pip install itrails

Or with conda:

conda install conda-forge::itrails

Quick Start

  1. Create a YAML configuration file defining fixed and optimized parameters.
  2. Run the parameter optimization with:
itrails-optimize config.yaml --input path/to/alignment.maf --output path/to/output/output_prefix
  1. Run the parameter optimization with: Use the generated Best Model configuration file to perform gene tree decoding with:
  • Viterbi Decoding: itrails-viterbi
  • Posterior Decoding: itrails-posterior

Documentation

For more detailed instructions, usage examples, and API references, please visit our full documentation at: Read The Docs - iTRAILS

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