From Bulletin Boards to Big Data

Big Data Quality: From Content to Context

Over the last 20 years, and particularly with the advent of Big Data and analytics, the research area around Data and Information Quality (DIQ) is still a fast growing research area. There are many views and streams in DIQ research, generally aiming at improving the effectiveness of decision making in organizations. Although there are a lot of researches aimed at clarifying the role of BIG data...

Peers Supporting Peers through Structured Bulletin Boards

On-line forums or bulletin boards provide opportunity and potential for collaborative work, dialogue and study that can increase the flexibility of learning while motivating participants. By enabling peer-to-peer interaction, online bulletin boards can support the essential elements of a learning conversation by providing scope for discussion, dialogue and interaction. The structure of the bull...

Link Prediction for Question-Answering Bulletin Boards

Question-Answering Bulletin Boards (QABB), such as Yahoo! Answers and Windows Live QnA, are gaining popularity recently. Questions are submitted on QABB and let somebody in the internet answer them. Communications on QABB connect users, and the overall connections can be regarded as a social network. If the evolution of the network can be predicted, it is quite useful for encouraging communicat...

Ballot secrecy with malicious bulletin boards

We propose a definition of ballot secrecy in the computational model of cryptography. The definition builds upon and strengthens earlier definitions by Bernhard et al. (ASIACRYPT’12, ESORICS’11 & ESORICS’13). The new definition is intended to ensure that ballot secrecy is preserved in the presence of malicious bulletin boards, whereas earlier definitions only consider trusted bulletin boards. I...

From Databases to Big Data