Journal Citation Reports®

JOURNAL CITATION QUICK REFERENCE CARD REPORTS ® POWERED BY WEB OF SCIENCE™

WHAT IS JOURNAL CITATION REPORTS? Coverage in Two Editions Journal Citation Reports® (JCR®) provides a JCR citation data comes from over 10,500 systematic, objective means to evaluate the journals, representing over 2,500 publishers world’s leading research journals. It offers worldwide in over 230 disciplines. Each a unique perspective for journal evaluation annual edition contains the previous year’s and comparison by accumulating and publication data and shows the relationship tabulating citation and article counts from between citing and cited journals in a clear, virtually all specialties in the sciences, social easy-to-use framework. sciences, and technology fields. JCR Comes with Two Editions: To help you compare journals and discover • JCR Science Edition: Contains data which are the most significant to you, from over 8,000 journals in 171 subject Journal Citation Reports can show: categories. • Most frequently cited journals in a field • JCR Social Sciences Edition: Over 2,900 • Hottest journals in a field journals in the 55 subject categories. • Highest impact journals in a field • Most published articles in a field • Subject category data for benchmarking QUICK REFERENCE CARD - JOURNAL CITATION REPORTS

NAVIGATION OVERVIEW Total Cites SEARCHING OPTIONS From the JCR homepage, select a JCR Total Cites indicate the total number of edition, a year, and one of the following times that each journal has been cited by all Specific Journal Search search options. journals included in the database within the Search for a specific journal current JCR year. 1. From the JCR homepage, select the SUBJECT CATEGORY Search for a specific journal option. This option lists all the journals within a Impact Factor 2. Click Submit to display the Journal specific subject category or discipline, or The Impact Factor identifies the frequency Search page. alternatively, category-level data that can with which an average article from a journal 3. Select one of the following search be used for benchmarking. You can choose is cited in a particular year. You can use this options: Full Journal Title, Journal more than one subject category. number to evaluate or compare a journal’s Abbreviation, Title Word, or ISSN. relative importance to others in the same 4. Enter your search query. PUBLISHER field or see how frequently articles are cited Capitalization does not matter. Use This option lists all the journals published to determine which journals may be better the asterisk (*) wildcard in the search query to find all journals that match by a specific publisher. You can choose more for your collection. the search query. than one publisher. Impact Factor Trend Graph Full Journal Title COUNTRY This graph shows the Impact Factor of a Find journals with full titles that match This option lists all the journals published journal over the last five years. It measures the search query. in a specific country. You can choose more the frequency with which the average article • Journal of Cell Biology finds only than one country. in a journal is cited in a particular year, and compares the impact of a journal over the that journal. • Journal of Cell* finds Journal of SEARCH FOR A SPECIFIC JOURNAL last five years. Cell Biology, Journal of Cellular You can search for a specific journal by Five-Year Impact Factor Biochemistry, Journal of Cellular full title, abbreviated title, title word, or The Five-Year Impact Factor is the average Plastics, etc. ISSN. See left sidebar for more information number of times articles from the journal • Journal* finds all journals and examples. published in the last five years have been beginning with the word Journal. cited in the JCR year. This metric can be VIEW ALL JOURNALS Journal Abbreviation used to better gauge the impact of journals Use this option to list all of the journals in Find journals with the abbreviated in fields where the influence of published the JCR edition and year you selected on the version of the journal title that matches research evolves over a longer period of time. JCR homepage. The JCR product displays the search query. all journals alphabetically by abbreviated Immediacy Index • J Cell Biol finds Journal of journal title. You can find the full title of a The Immediacy Index measures how Cell Biology. journal at the top of the Full Record page. frequently the average article from a journal • J Cell* finds Journal of Cell Biology, is cited within the same year as publication. Journal of Cellular Biochemistry, JOURNAL SUMMARY LIST PAGE This number is useful for evaluating journals Journal of Cellular Plastics, etc. Journals from the selected JCR edition and that publish cutting-edge research. • J Cell Bio* finds Journal of Cell year that meet your search criteria display Biology and Journal of Cellular on the Journal Summary List page. From Article Counts Biochemistry. the Summary page: This is the number of articles published in a Title Word journal in a particular year or years. • View summary details Find journals with titles that contain the word in the search query. • View a listing of all journal title changes Cited Half-Life • Cell finds Cell, Journal of Cell occurring in the past two years The Cited Half-Life benchmarks the age Biology, Plant Cell, etc. • View detailed information by clicking a of cited articles by showing the number • Cell* finds Cell, Journal of Cell journal’s abbreviated title to access the of years back from the current year that Biology, Plant Cell, etc. Full Record page, and account for 50 percent of the total number • Cell Bio* finds Cell Biochemistry • Select journals to add to your of citations to a journal in the current year. and Biophysics, Journal of marked list This number is useful in making collection Cell Biology, Cell Biology and management and archiving decisions. A FULL RECORD PAGE Toxicology, etc. You can find complete details about each publisher may use this number to adjust journal on the Full Record page, including editorial policies to compete in different ISSN Number the full title of the journal and publisher market segments. Find journals with the ISSN that information. The table below the title matches exactly the number in the displays information about the journal search query. Do not use wildcards in record. Links take you to expanded details this type of search. on the page. • 0248-4900 finds the journal that’s ISSN is 0248-4900. • 02484900 finds the journal that’s ISSN is 0248-4900. QUICK REFERENCE CARD - JOURNAL CITATION REPORTS

Citing Half-Life Journal Self-Cites (adjusted Impact Factor) MARKED JOURNAL LIST The Citing Half-Life identifies the number of This table shows what percentage of a The Marked Journal List page displays years from the current year that account journal’s total citation count is a result of all the journals you have marked during for 50% of the cited references from articles journal self-citation (e.g. a paper in Nature a session. Up to 500 journals display on published by a journal in the current year. cites another paper published in Nature). the Marked Journal List page. Used together with the Cited Half-Life, The table displays Total Cites, Total Cites this number aids the evaluation of without self-cites, Impact Factor, and an You can mark journals on the Journal editorial policies. adjusted Impact Factor excluding journal List Summary page by selecting the self-cites. Mark check box next to the records you Cited Journal Graph want, and then clicking Update Marked This graph shows the distribution by cited Related Journals List. You can also click Mark All to add year of citations to articles published in the The Related Journals page identifies all records to your marked list. selected journal. journals which have a subject relationship with the object journal based on citations On the Full Record page, select the Citing Journal Graph either given or received. They are ranked Mark check box to add the record to your This graph shows the distribution by cited by their degree of relatedness. This list marked list. Click the Marked List button year of citations from current year articles in can be useful for identifying journals that on the toolbar to go to the Marked the selected journal. are dependent upon one another, but Journal List page. which may be classified in different subject Source Data Table Note: The Marked Journal List page categories. The Source Data table provides information keeps all your marked journals while you regarding the number of review articles Subject Category Data are searching through a particular JCR versus original research articles that are Aggregate category data is available for edition and year. If you change the JCR published by a particular journal. This all subject categories in the JCR. These edition or year, you are asked if you want number also includes the number of category statistics can be useful for to clear the Marked List. references cited by the articles. A blank placing journal data in a larger context. entry indicates that the references from a Use the available options on this All data elements available for individual page to: journal were not processed for inclusion in journals are also available at the category the citation indexes. level, including Aggregate Impact Factor, Print Records Aggregate Immediacy Index and Aggregate Cited Journal Data 1. Click the Format for Print button to Cited/Citing Half-Life. The Cited Journal page identifies those display journal information for the marked journals. publications that most frequently cite a CONDITIONS THAT MAY AFFECT JOURNAL 2. Click your browser’s Print function to particular journal. These citation links can RANKINGS AND IMPACT FACTORS print the file. reveal a journal’s subject orientation, point • If a journal publishes a large number 3. Click the Return to Marked List to its closest peer or competitor publication, of reviews one year, there may be a button to return to the Marked and highlight a specialty-specific network temporary increase in the number of Journal List page. of journals. citations received. Save Records Citing Journal Data • Sudden changes in a journal’s size can affect the Impact Factor. For example, 1. Click the Save to File button to The Citing Journal page identifies those display a File Download dialog box. when an article count drops, the Impact publications that were most frequently cited 2. Click the Save button to display the Factor may rise temporarily. by a particular journal. These citation links Save As dialog box. • In the first year after a journal title can reveal a journal’s subject orientation, 3. Type a file name in the File Name point to its closest peer or competitor change, the new title is listed without an text box. Ensure that you give the file publication, and highlight a specialty- Impact Factor because the article count name a .txt extension. specific network of journals. for the two preceding years used in the 4. Select a folder to store the saved Impact Factor calculations is zero. text file. Rank in Category 5. Click the Save button. This information places a journal in the larger context of its assigned subject Remove Records area(s). The Rank in Category table displays 1. Clear the Mark check box next to the the journal’s numerical rank and its quartile journal(s) you wish to remove. distribution based on Impact Factor. The box plot graph visualizes the quartile 2. Click the Update Marked List button distribution of journal Impact Factors in to redisplay the list with the selected each category, as well as the mean and journals removed. You can also median Impact Factor values and any click the Clear Marked List button outlier values for the category. to remove all the journals from the marked list. EIGENFACTOR® METRICS Article InfluenceTM Score Getting Help Eigenfactor Metrics are based on the JCR The Article Influence Score measures the The Thomson Scientific Customer Support cited journal data and consider not just the relative importance of the journal on a per- Center provides you with a single point of counts of citations a journal receives but article basis. It is the journal’s Eigenfactor access for all available support materials also the structure of the citation network Score divided by the fraction of articles and reference tools for Journal Citation as a whole to measure citation influence in published by the journal. That fraction is Reports, including educational tutorials, the scholarly literature. These metrics are normalized so that the sum total of articles training and technical support. available for JCR year 2007 and later. from all journals is 1. http://wokinfo.com/training_support/ More detailed information can be found at The mean Article Influence Score is 1.00. training/ http://www.eigenfactor.org. A score greater than 1.00 indicates that Click the Help button on any page to get articles in that journal have an above- ® detailed help on features, along with search Eigenfactor Score average influence; a score less than 1.00 tips and examples. If you have questions The Eigenfactor Score is measured using indicates that the articles in the journal that are not addressed in the help, contact the current JCR year citations to citable have a below-average influence. items from the five previous years. While the Technical Help Desk. the Impact Factor weighs each citation to http://ip-science.thomsonreuters.com/ a journal equally, the Eigenfactor Score techsupport/ assigns a greater weight to those citations coming from influential journals, allowing Questions about network connections and/ these journals to exert greater influence in or the use of your Web browser should be the determination of the rank of any journal directed to your network administrator. which they reference. The Eigenfactor Score does not count journal self-citations. The TUTORIAL AVAILABLE! sum of Eigenfactor scores for all journals An educational tutorial of Journal Citation is 100; each journals Eigenfactor Score is a Reports is available at: percentage of this total. http://wokinfo.com/training_support/ training/journal-citation-reports/.

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