Saad Chaudhry

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Recent years have seen tremendous growth in handheld mobile devices, most of which interact with the user through a rather small touch screen interface. With their increased capabilities, mobile devices are increasingly being used for more text-intensive tasks like SMS, e-mail, Internet browsing and even for creating and editing documents. Despite the(More)
Indoor location estimation, the process of reckoning the location of a device in an indoor environment, remains a technical challenge due to the poor performance of GPS in such settings. While a substantial amount of work has been done in this context, particularly employing the Wi-Fi fingerprinting technique, the very approach has certain shortcomings. A(More)
Facebook posts compete for human attention in a zero-sum game; this makes it a challenge for government organizations to engage with their citizens through this medium. In a large-scale longitudinal study we investigate what makes Facebook posts popular (seen by many) and effective (commented, liked, or shared by many) in a nonprofit context: the official(More)
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