• Publications
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Query performance prediction in web search environments
TLDR
We focus on performance prediction for two types of queries in web search environments: content-based and Named-Page finding. Expand
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Securing wireless sensor networks: a survey
TLDR
The significant advances of hardware manufacturing technology and the development of efficient software algorithms make technically and economically feasible a network composed of numerous, small, low-cost sensors using wireless communications, that is, a wireless sensor network. Expand
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Ranking robustness: a novel framework to predict query performance
TLDR
We introduce the notion of ranking robustness, which refers to a property of a ranked list of documents that indicates how stable the ranking is in the presence of uncertainty. Expand
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A Two-Layer Key Establishment Scheme for Wireless Sensor Networks
TLDR
We propose a novel key establishment scheme, called LAKE, for sensor networks. Expand
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Dynamic Type Matching
We consider an intermediary's problem of dynamically matching demand and supply of heterogeneous types in a periodic-review fashion. More specifically, there are two disjoint sets of demand andExpand
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Security of IEEE 802.16 in Mesh Mode
TLDR
We analyze the security of IEEE 802.16 standard in its Mesh mode, point out some security holes, and propose some solutions to deal with attacks to mesh networks. Expand
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The detectability and observer design of 2-D singular systems
This paper discusses the detectability and asymptotic reconstructability of the state of two-dimensional (2-D) singular systems. The sufficient conditions of the detectability of 2-D singular systemsExpand
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Impulsivity and chronic stress are associated with amphetamine-induced striatal dopamine release
TLDR
A challenging question that continues to plague the field of addiction is why some individuals are more vulnerable for substance use disorders than others. Expand
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Increased Occupancy of Dopamine Receptors in Human Striatum during Cue-Elicited Cocaine Craving
Following the publication of this article, the authors noted that the author names were incomplete. The complete and correct author list is above. Dr Lee’s affiliation during the writing of thisExpand
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Using a reference tissue model with spatial constraint to quantify [11C]Pittsburgh compound B PET for early diagnosis of Alzheimer's disease
TLDR
We applied RTM with parameter coupling and a simultaneous fitting method as a spatial constraint for kinetic analysis of [11C]PIB dynamic PET. Expand
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