Link Prediction in Directed Network and Its Application in Microblog

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="509282.fig.001a" src="https://static.hindawi.com/articles/mpe/volume-2014/509282/figures/509282.fig.001a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>An example of directed network</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="509282.fig.001b" src="https://static.hindawi.com/articles/mpe/volume-2014/509282/figures/509282.fig.001b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Similar nodes and candidates of <svg height="11.825" id="M66" style="vertical-align:-3.276pt" version="1.1" viewbox="0 0 15.6 11.825" width="15.6" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,7.675)"><path d="M515 96q-37 -44 -84.5 -76t-71.5 -32q-12 0 -18 7t-6 34t10 75l19 89h-2q-87 -113 -181 -176q-43 -29 -83 -29q-46 0 -46 63q0 31 9 67l52 222q7 36 -1 36q-10 0 -76 -50l-13 24q47 45 92 71.5t67 26.5q18 0 21 -16.5t-8 -65.5l-56 -242q-16 -67 13 -67q41 0 114 74
t114 146l32 145l74 26h11q-52 -199 -80 -347q-8 -39 6 -39q7 0 32 17.5t47 39.5z" id="x1D462"></path></g>
<g transform="matrix(.012,-0,0,-.012,9.213,11.762)"><path d="M384 0h-275v27q67 5 81.5 18.5t14.5 68.5v385q0 38 -7.5 47.5t-40.5 10.5l-48 2v24q85 15 178 52v-521q0 -55 14.5 -68.5t82.5 -18.5v-27z" id="x31"></path></g>
</svg> in (a)</td></tr></table></td></tr></table>

<table>Example of proposed method.</table>

Mathematical Problems in Engineering

fig1

Figure 1

Figure 1: Link Prediction in Directed Network and Its Application in Microblog 