Instructions for NAACL HLT 2010 Proceedings

Claudia Leacock Richard Wicentowski Butler Hill Group Swarthmore College 100 Bleecker Street, 27A 500 College Avenue New York, NY 10012, USA Swarthmore, PA 19081, USA [email protected] [email protected]

Abstract Manuscripts must be in two-column format. Ex- ceptions to the two-column format include the title, This document contains the instructions for prepar- authors’ names and complete addresses, which ing a camera-ready manuscript for the proceedings must be centered at the top of the first page (see of NAACL HLT 2010. The document itself con- the guidelines in Subsection 2.4), and any ful- forms to its own specifications, and is therefore an l-width figures or tables. Type single-spaced. Do example of what your manuscript should look like. not number the pages. Start all pages directly un- Authors are asked to conform to all the directions der the top margin. See the guidelines later regard- reported in this document. ing formatting the first page. The maximum length of a manuscript is eight 1 Introduction* (8) pages for the main conference, printed single-sided, plus one (1) page for references (see The following instructions are directed to authors Section 3 for additional information on the maxi- of papers accepted for publication in the NAACL mum number of pages). Do not number the pages. HLT 2010 proceedings. All authors are required to adhere to these specifications. Authors are required 2.1 Electronically-available resources to provide a Portable Document Format (PDF) ver- NAACL HLT provides this description in LA- sion of their papers. The proceedings will be print- TEX2e ( ) and PDF format ed on US-Letter paper. Authors from countries in naaclhlt2010.tex which access to word-processing systems is limited (naaclhlt2010.pdf), along with the LA- should contact the publication chairs as soon as TEX2e style file used to format it (naa- possible. clhlt2010.sty) and an ACL bibliography style (naaclhlt2010.bst). These files are all 2 General Instructions available at http://naaclhlt2010.isi.e- du. A Microsoft Word template file (naa- clhlt2010.dot) is also available at the same URL. We strongly recommend the use of these * This document has been adapted from the instructions for earlier ACL and NAACL proceedings, including those for style files, which have been appropriately tailored NAACL-HLT-09 by Joakim Nivre and Noah Smith, for ACL- for the NAACL HLT 2010 proceedings. 05 by Hwee Tou Ng and Kemal Oflazer, for ACL-02 by Eu- gene Charniak and Dekang Lin, and earlier ACL and EACL 2.2 Format of Electronic Manuscript formats. Those versions were written by several people, including John Chen, Henry S. Thompson and Donald Walker. For the production of the electronic manuscript Additional elements were taken from the formatting instruc- you must use Adobe's Portable Document Format tions of the International Joint Conference on Artificial Intel- ligence. (PDF). This format can be generated from postscript files: on Unix systems, you can use ps2pdf  Gap between columns: 0.2in for this purpose; under Microsoft Windows, you can use Adobe's Distiller, or if you have cygwin Papers should not be submitted on any other paper installed, you can use dvipdf or ps2pdf. Note size. Exceptionally, authors for whom it is impos- that some word processing programs generate PDF sible to format on US-Letter paper, may format for which may not include all the necessary fonts (esp. A4 paper. In this case, they should keep the top and tree diagrams, symbols). When you print or create left margins as given above, use the same column the PDF file, there is usually an option in your width, height and gap, and modify the bottom and printer setup to include none, all or just non-stan- right margins as necessary. Note that the text will dard fonts. Please make sure that you select the no longer be centered. option of including ALL the fonts. Before sending it, test your PDF by printing it from a computer 2.4 The First Page different from the one where it was created. More- Center the title, author's name(s) and affiliation(s) over, some word processor may generate very across both columns. Do not use footnotes for af- large postscript/PDF files, where each page is ren- filiations. Do not include the paper ID number as- dered as an image. Such images may reproduce signed during the submission process. Use the two- poorly. In this case, try alternative ways to obtain column format only when you begin the abstract. the postscript and/or PDF. One way on some sys- Title: Place the title centered at the top of the tems is to install a driver for a postscript printer, first page, in a 15-point bold font. Long title should send your document to the printer specifying “Out- be typed on two lines without a blank line inter- put to a file”, then convert the file to PDF. vening. Approximately, put the title at 1in from the For reasons of uniformity, Adobe's Times Ro- top of the page, followed by a blank line, then the man font should be used. In LATEX2e, this is ac- author's names(s), and the affiliation on the follow- complished by putting ing line. Do not use only initials for given names \usepackage{times} (middle initials are allowed). Do not format sur- \usepackage{latexsym} names in all capitals (e.g., “Nivre,” not “NIVRE”). The affiliation should contain the author's com- in the preamble. plete address, and if possible an electronic mail ad- Additionally, it is of utmost importance to speci- dress. Leave about 0.75in between the affiliation fy the US-Letter format (8.5in  11in) when for- and the body of the first page. Abstract: Type the abstract at the beginning of matting the paper. When working with dvips, for the first column. The width of the abstract text instance, one should specify -t letter. should be smaller than the width of the columns Print-outs of the PDF file on US-Letter paper for the text in the body of the paper by about should be identical to the hardcopy version. If you 0.25in on each side. Center the word Abstract in a cannot meet the above requirements about the pro- 12 point bold font above the body of the abstract. duction of your electronic submission, please con- The abstract should be a concise summary of the tact the publication chairs above as soon as possi- general thesis and conclusions of the paper. It ble. should be no longer than 200 words. 2.3 Layout Text: Begin typing the main body of the text immediately after the abstract, observing the two- Format manuscripts two columns to a page, in the column format as shown in the present document. manner these instructions are formatted. The exact Indent when starting a new paragraph. For rea- dimensions for a page on US-letter paper are: sons of uniformity, use Adobe's Times Roman fonts, with 11 points for text and subsection head-  Left and right margins: 1in ings, 12 points for section headings and 15 points  Top margin:1in for the title. If Times Roman is unavailable, use  Bottom margin: 1in Computer Modern Roman (LATEX2e's default;  Column width: 3.15in see section 2.2 above). Note that the latter is about  Column height: 9in 10% less dense than Adobe's Times Roman font. or other symbols.1 Footnotes should be separated from the text by a line.2 Footnotes should be in 9 point font.

2.5 Sections 2.7 Graphics

Headings: Type and label section and subsection Illustrations: Place figures, tables, and photo- headings in the style shown on the present docu- graphs in the paper near where they are first dis- ment. Use numbered sections (Arabic numerals) in cussed, rather than at the end, if possible. Wide il- order to facilitate cross references. Number subsec- lustrations may run across both columns. Color il- tions with the section number and the subsection lustrations are discouraged, unless you have veri- number separated by a dot, in Arabic numerals. fied that they will be understandable when printed Citations: Citations within the text appear in in black ink. parentheses as (Gusfield, 1997) or, if the author's Captions: Provide a caption for every illustra- name appears in the text itself, as Gusfield (1997). tion; number each one sequentially in the form: Append lowercase letters to the year in cases of “Figure 1. Caption of the Figure.” “Table 1. Cap- ambiguities. Treat double authors as in (Aho and tion of the Table.” Type the captions of the figures Ullman, 1972), but write as in (Chandra et al., and tables below the body, using 10 point text. 1981) when more than two authors are involved. Collapse multiple citations as in (Gusfield, 1997; 3 Length of Submission Aho and Ullman, 1972). References: Gather the full set of references to- gether under the heading References; place the The NAACL HLT 2010 main conference accepts section before any Appendices, unless they contain submissions of long papers and short papers. The references. Arrange the references alphabetically maximum length of a long paper manuscript is by first author, rather than by order of occurrence eight (8) pages of content and one (1) additional in the text. Provide as complete a citation as possi- page of references only (appendices count against ble, using a consistent format, such as the one for the eight pages, not the additional one page). The Computational Linguistics or the one in the Publi- maximum length of a short paper manuscript is cation Manual of the American Psychological As- four (4) pages including references. For both long sociation (American Psychological Association, and short papers, all illustrations, references, and 1983). Use of full names for authors rather than appendices must be accommodated within these initials is preferred. A list of abbreviations for page limits, observing the formatting instructions common computer science journals can be found given in the present document. Papers that do not in the ACM Computing Reviews (Association for conform to the specified length and formatting re- Computing Machinery, 1983). quirements are subject to be rejected without re- The LATEX and BibTEX style files provided view. roughly fit the American Psychological Associa- tion format, allowing regular citations, short cita- Acknowledgments tions and multiple citations as described above. Do not number the acknowledgment section. Appendices: Appendices, if any, directly follow the text and the references (but see above). Letter References them in sequence and provide an informative title: Appendix A. Title of Appendix. Alfred. V. Aho and Jeffrey D. Ullman. 1972. The Theo- Acknowledgment sections should go as a last ry of Parsing, Translation and Compiling, volume 1. (unnumbered) section immediately before the ref- Prentice-Hall, Englewood Cliffs, NJ. erences. American Psychological Association. 1983. Publica- tions Manual. American Psychological Association, 2.6 Footnotes Washington, DC.

Footnotes: Put footnotes at the bottom of the page. 1 This is how a footnote should appear. They may be numbered or referred to by asterisks 2 Note the line separating the footnotes from the text. Association for Computing Machinery. 1983. Comput- ing Reviews, 24(11):503-512. Ashok K. Chandra, Dexter C. Kozen, and Larry J.Stock- meyer. 1981. Alternation. Journal of the Association for Computing Machinery, 28(1):114-133. Dan Gusfield. 1997. Algorithms on Strings, Trees and Sequences. Cambridge University Press, Cambridge, UK.