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Related Concept Videos

Language01:16

Language

892
Language is a unique communication system that uses words and systematic rules to organize and transmit information. Unlike other forms of communication, which may involve postures, movements, odors, or vocalizations, language relies on symbols and grammar. This makes human communication distinct from that of other species, who also communicate but do not use language in the same way humans do.
Corballis and Suddendorf (2007) and Tomasello and Rakoczy (2003) highlight the role of language in...
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Common Ion Effect03:24

Common Ion Effect

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Compared with pure water, the solubility of an ionic compound is less in aqueous solutions containing a common ion (one also produced by dissolution of the ionic compound). This is an example of a phenomenon known as the common ion effect, which is a consequence of the law of mass action that may be explained using Le Châtelier’s principle. Consider the dissolution of silver iodide:
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Components of Language01:24

Components of Language

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Language, whether spoken, signed, or written, consists of specific components: lexicon and grammar. The lexicon is the vocabulary of a language, comprising its words. Grammar is the set of rules used to convey meaning through the lexicon. For example, English grammar adds “-ed” to most verbs to indicate past tense. Words are formed by combining phonemes, which are the basic sound units of a language. Different languages have different sets of phonemes (e.g., “ah” vs.
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Language Development01:22

Language Development

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Children master language quickly and with relative ease, supported by both biological predisposition and reinforcement. B. F. Skinner (1957) proposed that language is learned through reinforcement, while Noam Chomsky (1965) argued that language acquisition mechanisms are biologically determined.
The critical period for language acquisition suggests that the ability to acquire language is at its peak early in life. As people age, this proficiency decreases. Language development begins very...
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Language and Cognition01:27

Language and Cognition

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Language serves as a bridge between ideas and communication, influencing how individuals perceive and interact with the world. Psychologists have long debated whether language shapes thought or vice versa. This discussion gained grip with Edward Sapir and Benjamin Lee Whorf in the 1940s, who proposed that language determines thought, a concept known as linguistic determinism. They suggested that the vocabulary and structure of a language influence how its speakers think and perceive reality.
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Self-Help Support Groups01:28

Self-Help Support Groups

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Self-help support groups are voluntary, community-based organizations that provide a platform for individuals with shared concerns to exchange support, insights, and practical strategies for coping with life challenges. Typically led by group members or paraprofessionals, these groups form a cornerstone of mental health care, especially in reaching populations that are underserved by traditional healthcare systems.
Accessibility and Cost-Effectiveness
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Related Experiment Video

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Decomposing the Variance in Reading Comprehension to Reveal the Unique and Common Effects of Language and Decoding
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CWL-Airflow: a lightweight pipeline manager supporting Common Workflow Language.

Michael Kotliar1, Andrey V Kartashov1, Artem Barski1,2

  • 1Division of Allergy and Immunology, Cincinnati Children's Hospital Medical Center and Department of Pediatrics, College of Medicine, University of Cincinnati, Cincinnati, OH, USA.

Gigascience
|July 20, 2019
PubMed
Summary

CWL-Airflow enhances the Apache Airflow pipeline manager with Common Workflow Language (CWL) support. This package improves reproducibility and portability of biomedical computational workflows across diverse environments.

Keywords:
AirflowCommon Workflow Languagepipeline managerreproducible data analysisworkflow managerworkflow portability

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Area of Science:

  • Bioinformatics
  • Computational Biology
  • Genomics

Background:

  • The exponential growth of research data and computational analyses necessitates robust pipeline management in biomedical research.
  • Current pipeline managers lack standardization, hindering workflow portability and reproducibility across different computational environments.
  • The Common Workflow Language (CWL) was developed to address these issues by providing a platform-independent workflow description specification.

Purpose of the Study:

  • To introduce CWL-Airflow, a package designed to integrate CWL support into the Apache Airflow pipeline manager.
  • To enable the execution of CWL-defined workflows within the Airflow ecosystem.
  • To facilitate the execution of CWL workflows across various computational infrastructures.

Main Methods:

  • Developed CWL-Airflow as a package compatible with CWL version 1.0 specification.
  • Integrated CWL-Airflow with the Apache Airflow pipeline manager.
  • Provided a sample CWL pipeline for processing chromatin immunoprecipitation sequencing data.

Main Results:

  • CWL-Airflow successfully adds CWL support to Apache Airflow.
  • Workflows can be executed on diverse platforms including stand-alone servers, clusters, and cloud environments.
  • A functional CWL pipeline for ChIP-seq data processing is demonstrated.

Conclusions:

  • CWL-Airflow empowers users with a fully-featured pipeline manager capable of executing CWL workflows.
  • The package ensures CWL workflow execution capabilities wherever Apache Airflow is deployed, from laptops to cloud infrastructures.
  • CWL-Airflow is open-source, available under the Apache License 2.0, promoting widespread adoption and contribution.