Keyword Search over Probabilistic XML Documents Based on Node Classification

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/mpe/volume-2015/210961/figures/210961.fig.003a.svgz" name="210961.fig.003a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>A traditional XML document</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/mpe/volume-2015/210961/figures/210961.fig.003b.svgz" name="210961.fig.003b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>SLCA</td></tr></table>

Mathematical Problems in Engineering

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Figure 3

Figure 3: Keyword Search over Probabilistic XML Documents Based on Node Classification 