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Fast subtree kernels on graphs - VideoLectures

Fast subtree kernels on graphs - VideoLectures

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Introducti<strong>on</strong><br />

Overview<br />

Overview of graph <str<strong>on</strong>g>kernels</str<strong>on</strong>g><br />

Runtime for labeled <strong>graphs</strong><br />

10<br />

9<br />

8<br />

7<br />

6<br />

5<br />

4<br />

3<br />

2<br />

Subtree kernel (Ram<strong>on</strong> and Gaertner, 2003)<br />

<str<strong>on</strong>g>Fast</str<strong>on</strong>g> Random Walk (Vishwanathan et al., 2007)<br />

Shortest Path (Borgwardt and Kriegel, 2005)<br />

3-Graphlet (Shervashidze et al., 2009)<br />

1<br />

100 200 300 400 500 600 700 800 900 1000<br />

Graph size<br />

100 <strong>graphs</strong>, <str<strong>on</strong>g>subtree</str<strong>on</strong>g> height 3, alphabet size 25, max. degree n/2, n 2 /2 edges<br />

N. Shervashidze, K. Borgwardt <str<strong>on</strong>g>Fast</str<strong>on</strong>g> <str<strong>on</strong>g>subtree</str<strong>on</strong>g> <str<strong>on</strong>g>kernels</str<strong>on</strong>g> <strong>on</strong> <strong>graphs</strong> NIPS 5

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