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Baseline system implements a single-link agglomera- tive clustering based on cosine similarity with a standard vector space model. In the second stage of our method, we use the same approach to combine clusters.

Figure 3 Baseline system implements a single-link agglomera- tive clustering based on cosine similarity with a standard vector space model. In the second stage of our method, we use the same approach to combine clusters.

Related Figures (7)

Figure 2. Two stages of our method.
Figure 2. Two stages of our method.
Table 1. The formulas of the two scoring algorithms for non-disjoint clustering.
Table 1. The formulas of the two scoring algorithms for non-disjoint clustering.
Table 3. F-scores of different strategies on manual name tagged result.
Table 3. F-scores of different strategies on manual name tagged result.
Table 2. F-scores of different strategies on machine name recognition result.
Table 2. F-scores of different strategies on machine name recognition result.
Figure 4. Performance comparison of baseline and ART based two-stage strategy.
Figure 4. Performance comparison of baseline and ART based two-stage strategy.
Related topics:
Natural Language ProcessingText ClusteringAdaptive Resonance Theory
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