Public Library of Science

ALM: Measuring the Impact of Research

ALM Reports allows you to view article-level metrics for any set of PLOS articles as well as summarize and visualize the data results.

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  1. Choose a field to search from the picklist.
  2. Enter search term(s).
  3. Click the AND OR or NOT buttons to add terms to the search box.
  4. Repeat steps as necessary.
  5. Select journals below, if desired.
  6. Click Search to run your query.

Special Characters

  • The following characters have special meanings to the query engine: ! & " ' ^ + - | ( ) [ ] { } \ :
  • Therefore, all of these characters will be "escaped" by preceding each one with a backslash character
  • The wildcard characters ? and * are not escaped
  • The tilde symbol ~ at the end of a single word term indicates a fuzzy search

Special Words

  • The upper-case words AND, OR, NOT and TO have special meanings to the query engine, so these words will be changed to lower-case when they are used as searchable terms