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duplicate_detection [2012/03/16 22:12] – [Duplication Detection] rmzelle | duplicate_detection [2017/11/25 09:26] (current) – Update for Zotero 5. bwiernik | ||
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====== Duplicate Detection ====== | ====== Duplicate Detection ====== | ||
- | As you build your Zotero library, you might introduce a few duplicated items. | + | As you build your Zotero library, you might introduce a few duplicated items. |
===== Finding Duplicates ===== | ===== Finding Duplicates ===== | ||
- | Clicking on the " | + | Clicking on the " |
- | {{ :duplicate-detection.png? | + | {{ :duplicate_detection.png? |
+ | |||
+ | Zotero currently uses the the title, DOI, and ISBN fields to determine duplicates. If these fields match (or are absent), Zotero also compares the years of publication (if they are within a year of each other) and author/ | ||
+ | |||
+ | At this time, it is not possible to mark false positive matches as non-duplicates. This functionality will be added in the future. | ||
+ | |||
+ | Note that duplicate detection only works //within a library//. Items in different group libraries are [[groups# | ||
- | Zotero considers items to be duplicates when they share the same title. | ||
===== Merging Duplicates ===== | ===== Merging Duplicates ===== | ||
+ | You should always resolve duplicate items by merging them, rather than deleting one of the duplicates. Merges will retain all of the collections and tags of the merged items; deleting one item will lose these data. Merges are also automatically recognized by the [[word_processor_integration|word processor plugins]] and don't affect your automatically generated citations and bibliographies. | ||
+ | |||
+ | To merge items in the " | ||
+ | |||
+ | {{ : | ||
- | Select an item in the center column. Zotero will automatically co-select | + | It may be easier to see which items are selected if you [[sorting|sort the items by Title]]. You can select a single |
- | Merges are automatically recognized by the [[word_processor_integration|word processor plugins]], and don't affect your automatically generated citations and bibliographies. | + | You can also select a group of two or more items //of the same item type// anywhere in your Zotero library, right-click, and select "Merge Items…" |