Information Processing and Management, Volume 13

Volume 13, Number 1, 1977

• Charles P. Bourne:
  Frequency and impact of spelling errors in bibliographic data bases. 1-12
  
• W. A. van der Meulen, P. J. F. C. Janssen:
  Automatic versus manual indexing. 13-21
  
• Ben Shneiderman:
  Design, development and utilization perspectives on database management systems. 23-33
  
• M. H. Heine:
  Incorporation of the age of a document into the retrieval process. 35-47
  
• I. L. Travis:
  Design equations for citation retrieval systems: Their role in research and analysis. 49-56
  
• Rosali Pacheco Fernandez, Tefko Saracevic:
  Intercommunication among physics research groups in Latin America. 57-67
  
• James L. Dolby:
  On the notions of ambiguity and information loss. 69-77
  

Volume 13, Number 2, 1977

• Ferdinand F. Leimkuhler:
  Operational analysis of library systems. 79-93
  
• Martha E. Williams:
  The impact of machine-readable data bases on library and information services. 95-107
  
• Tadeusz Radecki:
  Mathematical model of time-effective information retrieval system based on the theory of fuzzy sets. 109-116
  
• C. Warren Axelrod:
  The economic evaluation of information storage and retrieval systems. 117-124
  
• Harvey J. Greenberg, Donald H. Kraft:
  On computing a buy/copy policy using the Pitt-Kraft model. 125-134
  

Volume 13, Number 3, 1977

• M. A. Simkins:
  A comparison of data bases for retrieving references to the literature on drugs. 141-153
  
• Mauro Guazzo:
  Retrieval performance and information theory. 155-165
  
• Ian A. Macleod:
  Towards an information retrieval language based on a relational view of data. 167-175
  
• Howard D. White:
  A directory of public services: Utopian notes. 177-187
  
• Louis-Gavet Guy:
  A mathematical formulation of keyword compression for thesauri. 189-200
  

Volume 13, Number 4, 1977

• Jürgen M. Janas:
  Automatic recognition of the part-of-speech for english texts. 205-213
  
• James V. Hansen, Lynn J. McKell, Lester E. Heitger:
  Decision-oriented frameworks for management information systems design. 215-225
  
• N. A. Stokolova:
  Elements of a semantic theory of information retrieval - I. The concepts of relevance and information language. 227-234
  
• Robert G. Crawford:
  Dynamic dictionary updating. 235-245
  
• Stephen E. Robertson:
  The probabilistic character of relevance. 247-251
  
• Chai Kim, Soon D. Kim:
  Consensus vs frequency: An empirical investigation of the theories for identifying descriptors in designing retrieval thesauri. 253-258
  

Volume 13, Number 5, 1977

• Werner Schwuchow:
  The economic analysis and evaluation of information and documentation systems. 267-272
  
• Vladimir Slamecka, Henry N. Camp, Albert N. Badre, W. Dallas Hall:
  Maris: A knowledge system for internal medicine. 273-276
  
• Henry G. Small, Michael E. D. Koenig:
  Journal clustering using a bibliographic coupling method. 277-288
  
• Valiollah Tahani:
  A conceptual framework for fuzzy query processing - A step toward very intelligent database systems. 289-303
  
• C. D. Hurt:
  A correlation study of the journal article productivity of environmental scientists. 305-309
  

Volume 13, Number 6, 1977

• D. H. Rothenberg, D. Y. Ho:
  The geometrical location of information centers. 317-327
  
• Frank E. Muth Jr., Alan L. Tharp:
  Correcting human error in alphanumeric terminal input. 329-337
  
• Carlo Vernimb:
  Automatic query adjustment in document retrieval. 339-353
  
• Harold Borko:
  Toward a theory of indexing. 355-365
  
• Marcia J. Bates:
  System meets user: Problems in matching subject search terms. 367-375
  
• Abraham Bookstein:
  When the most "pertinent" document should not be retrieved - An analysis of the Swets model. 377-383
  
• I. S. Simpson:
  The institute of information scientists criteria for information science. 385-387