78 search results - page 15 / 16 » Effective query expansion for federated search |
IR
2007
13 years 7 months ago
2007
Word form normalization through lemmatization or stemming is a standard procedure in information retrieval because morphological variation needs to be accounted for and several la...
NIPS
1997
13 years 9 months ago
1997
There are many applications in which it is desirable to order rather than classify instances. Here we consider the problem of learning how to order, given feedback in the form of ...
ECIR
2006
Springer
13 years 9 months ago
2006
Springer
Genomic IR, characterized by its highly specific information need, severe synonym and polysemy problem, long term name and rapid growing literature size, is challenging IR communit...
DEBU
2007
13 years 7 months ago
2007
An indexing model is the heart of an Information Retrieval (IR) system. Data structures such as term based inverted indices have proved to be very effective for IR using vector sp...
WWW
2003
ACM
14 years 8 months ago
2003
ACM
Traditionally, when one wants to learn about a particular topic, one reads a book or a survey paper. With the rapid expansion of the Web, learning in-depth knowledge about a topic...