X. Xie

GeoCLEF 2007: the CLEF 2007 cross-language geographic information retrieval track overview (2008)

Mandl, T., Gey, F., Di Nunzio, G., Ferro, N., Larson, R., Sanderson, M., ...

GeoCLEF ran as a regular track for the second time within the Cross Language Evaluation Forum (CLEF) 2007. The purpose of GeoCLEF is to test and evaluate cross-language geographic information...

Testing Approach of Component Security Based on Dynamic Fault Tree (2008)

J. Chen, Y. Lu, X. Xie

This study proposes a testing approach of component security based on dynamic fault tree and then specifies some related definitions of fault tree, fault injection model and attack pattern. A testing...

Time-series analysis of the relationship between air pollution and daily mortality in Beijing (2007)

Pan, X, Chang, G, Xie, X, Tong, S

Asymmetric multi-processor architecture for reconfigurable system-on-chip and operating system abstracions (2007)

Xie, X., Williams, J., Bergmann, N.W.

A real-time asymmetric multiprocessor-reconfigurable system-on-chip architecture (2006)

Xie, X., Williams, J A, Bergmann, N W

FIFO Communication Models in Operating Systems for Reconfigurable Computing (2005)

Williams, J. A., Bergmann, N. W., Xie, X.

Increasing demands upon embedded systems for higher level services like networking, user interfaces and file system management, are driving growth in fully-featured operating systems such as embedded...

FIFO communication models in operating systems for reconfigurable computing (2005)

Williams, J. A., Bergmann, N. W., Xie, X.

A shock-produced (Mg, Fe)SiO3 glass in the Suizhou meteorite (2004)

Chen, M., Xie, X., El Goresy, A.

Practical solutions to the design of current-driven synchronous rectifier with energy recovery from current sensing (2002)

Liu, CP, Xie, X, Poon, FNK, Pong, BMH

A current-driven synchronous rectifier with current sensing energy recovery has been proved to be suitable for almost all high frequency switching topologies. The synchronous rectifier can be driven...

Self-driven synchronous rectifier by retention of gate charge (2002)

Xie, XF, Xie, X, Poon, NK, Liu, JCP, Liu, CP, Pong, MH

A synchronous rectifier is disclosed, which makes use of gate charge retention technique. In a forward converter after the main transformer is reset its secondary voltage diminishes to zero. For...

A novel high frequency current-driven synchronous rectifier applicable to most switching topologies (2001)

Xie, X, Liu, CP, Poon, NK, Pong, MH

A novel current-driven synchronous rectifier is presented in this paper. With the help of a current sensing energy recovery circuit, the proposed current-driven synchronous rectifier can operate at...

On the efficient realization and design of multiplier-less two-channel perfect reconstruction FIR filter banks (abstract) (2001)

Pun, KSC, Chan, SC, Xie, X, Ho, KL, Yuk, TTI

Current-driven synchronous rectification technique for flyback topology (2001)

Xie, X, Liu, CP, Poon, FNK, Pong, MH

For low voltage, high current application, synchronous rectification technique can help improve efficiency in a flyback converter. This paper investigates some technical challenges within a...

NaAlSi3O8-Hollandite and other high-pressure minerals in the shock melt veins in the Suizhou meteorite. (2001)

Xie, X., Chen, M., Wang, D., El Goresy, A.

A comparative study of naturally and experimentally shocked chondrites. (2001)

Xie, X., Chen, M., Dai, C., El Goresy, A., Gillet, Ph.

Two high-pressure mineral assemblages in shock melt veins of Suizhou L 6 chondrite. (2000)

Xie, X., Chen, M., El Goresy, A., Gillet, Ph.

Restructuring of polymer surfaces following ammonia plasma treatment (1993)

Gengenbach, Thomas R, Xie, X, Chatelier, Ronald C, Griesser, Hans Jeorg

Rubber modified acrylic polymers (1991)

Xie, X.

ZEEMAN SPLITTING OF THE $A^{1}\Sigma^{+}_{u} - b^{3}\Pi_{u}$ PERTURBED LEVELS OF $^{6}Li_{2}$ (1986)

Bernheim, R. A., Gold, L. P., Jeng, W. H., Xie, X.

$^{1}$X. Xie and R. W. Field, Chem. Phys. 99, 337 (1985). Address: Department of Chemistry, Davey Laboratory, The Pennsylvania State University, University Park, PA 16802.

On quasi-prime, weakly quasi-prime left ideals in ordered semigroups

Xie, X., Wu, M.

Operating theatre scheduling using Lagrangian relaxation

V. Augusto, X. Xie, V. Perdomo

This paper addresses the surgery operation scheduling problem. Three types of resources are considered: transporters, operating rooms and recovery beds. The patient is first transported from the ward...