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Cross-modal ranking is a research topic that is imperative to many applications involving multimodal data. Discovering a joint representation for multimodal data and learning a ranking function are essential in order to boost the cross-media retrieval (i.e., image-query-text or text-query-image). In this paper, we propose an approach to discover the latent joint representation of pairs of multimodal...
Social botnet utilizing online social network (OSN) as Command and Control channel (C&C) has caused enormous threats to Internet security. Server-side detection approaches mainly target on suspicious accounts, which cannot identify the specific bot hosts or processes. Host-side approaches target on suspicious process behaviors which are not robust enough to face the challenges of frequent variants...
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