2008 |
8 | EE | Per Ahlgren,
Leif Grönqvist:
Evaluation of retrieval effectiveness with incomplete relevance data: Theoretical and experimental comparison of three measures.
Inf. Process. Manage. 44(1): 212-225 (2008) |
2007 |
7 | EE | Per Ahlgren,
Jaana Kekäläinen:
Indexing strategies for Swedish full text retrieval under different user scenarios.
Inf. Process. Manage. 43(1): 81-102 (2007) |
2006 |
6 | EE | Per Ahlgren,
Leif Grönqvist:
Retrieval evaluation with incomplete relevance data: a comparative study of three measures.
CIKM 2006: 872-873 |
5 | EE | Per Ahlgren,
Jaana Kekäläinen:
Swedish full text retrieval: Effectiveness of different combinations of indexing strategies with query terms.
Inf. Retr. 9(6): 681-697 (2006) |
2004 |
4 | EE | Per Ahlgren,
Bo Jarneving,
Ronald Rousseau:
Rejoinder: In defense of formal methods.
JASIST 55(10): 936 (2004) |
3 | EE | Per Ahlgren,
Bo Jarneving,
Ronald Rousseau:
Author cocitation analysis and Pearson's r.
JASIST 55(9): 843 (2004) |
2003 |
2 | EE | Per Ahlgren,
Bo Jarneving,
Ronald Rousseau:
Requirements for a cocitation similarity measure, with special reference to Pearson's correlation coefficient.
JASIST 54(6): 550-560 (2003) |
1999 |
1 | | Per Ahlgren:
On a Cognitive Search Strategy.
CoLIS 1999 |