SIGIR
1999
ACM
14 years 28 days ago
1999
ACM
This paper presents a means of automatically deriving a hierarchical organization of concepts from a set of documents without use of training data or standard clustering technique...
SIGIR
1999
ACM
14 years 28 days ago
1999
ACM
The fast growth of multimedia information in image and video databases has triggered research on efficient retrieval methods. This paper deals with structural queries, a type of c...
SIGIR
1999
ACM
14 years 28 days ago
1999
ACM
SIGIR
1999
ACM
14 years 28 days ago
1999
ACM
We present a new method for information retrievalusing hidden Markov models (HMMs). We develop a general framework for incorporating multiple word generation mechanisms within the...
SIGIR
1999
ACM
14 years 28 days ago
1999
ACM
This paper claims that Belief Revision can be seen as a theoretical framework for document ranking in Extended Boolean Models. For a model of Information Retrieval based on propos...
SIGIR
1999
ACM
14 years 28 days ago
1999
ACM
SIGIR
1999
ACM
14 years 28 days ago
1999
ACM
There has been much recent interest in retrieval of time series data. Earlier work has used a fixed similarity metric (e.g., Euclidean distance) to determine the similarity betwee...
SIGIR
1999
ACM
14 years 28 days ago
1999
ACM
We present an approach to information retrieval based on context distance and morphology. Context distance is a measure we use to assess the closeness of word meanings. This conte...
SIGIR
1999
ACM
14 years 28 days ago
1999
ACM
We define the problem of decomposing human-written summary sentences and propose a novel Hidden Markov Model solution to the problem. Human summarizers often rely on cutting and ...
SIGIR
1999
ACM
14 years 28 days ago
1999
ACM
Probabilistic Latent Semantic Indexing is a novel approach to automated document indexing which is based on a statistical latent class model for factor analysis of count data. Fit...