Sciweavers

IMECS
2007
13 years 9 months ago
A Hybrid SPIHT-EBC Image Coder
—Embedded zero-tree coding in wavelet domain has drawn a lot of attention to the image compression applications. Among noteworthy zero-tree algorithms is the SPIHT algorithm. For...
Hsi-Chin Hsin, Jenn-Jier Lien, Tze-Yun Sung
IMECS
2007
13 years 9 months ago
A Common Subexpression Sharing Approach for Multiplierless Synthesis of Multiple Constant Multiplications
—In the context of multiple constant multiplications (MCM) design, we propose a novel common-subexpression-elimination (CSE) algorithm that models synthesis of coefficients into ...
Yuen-Hong Alvin Ho, Chi-Un Lei, Ngai Wong
IMECS
2007
13 years 9 months ago
Using Background Knowledge for Graph Based Learning: A Case Study in Chemoinformatics
The benefit of incorporating background knowledge in the learning process has been successfully demonstrated in numerous applications of ILP methods. Nevertheless the effect of inc...
Thashmee Karunaratne, Henrik Boström
IMECS
2007
13 years 9 months ago
A CMOS VCO with 2GHz Tuning Range for Wideband Applications
—A wideband voltage-controlled oscillator (VCO) with a frequency range from 3GHz to 5GHz is presented. The VCO has two control inputs, one for band switching and one for continuo...
Shih-Yi Huang, Zhi-Ming Lin
IMECS
2007
13 years 9 months ago
Approaches to an Adaptive Middleware for Mobile Services
Abstract—Adaptive middleware and wireless networks are hot topics in many discussions today. Literature describes a lot of approaches which are based upon existing middleware tec...
Ulrich Dümichen, Uwe Baumgarten
IMECS
2007
13 years 9 months ago
Support Vector Machine for Cardiac Beat Detection in Single Lead Electrocardiogram
— Among all ECG components, QRS complex is the most significant feature. Entropy based method for the detection of QRS complexes (cardiac beat) in the single lead Electrocardiogr...
Sarabjeet Singh Mehta, Nitin Shivappa Lingayat
IMECS
2007
13 years 9 months ago
A Genetic Algorithm for Optimizing Facility Layout in a Wafer Fab
—In this research, the Genetic Algorithm (GA) and Space-Filling Curve (SFC) are combined along with the use of Taguchi method for finding the optimal combination of parameters. T...
Michael H. Hu, Meei-Yuh Ku, Chao-Chi Chen
IMECS
2007
13 years 9 months ago
Investigation for Designing of Context-Aware Recommendation System Using SVM
Abstract Previously, we have proposed two recommendation systems, the Context-aware Information Filtering (C-IF) and Context-aware Collaborative Filtering (C-CF), both of which ar...
Kenta Oku, Shinsuke Nakajima, Jun Miyazaki, Shunsu...
DLT
2008
13 years 9 months ago
Emptiness of Multi-pushdown Automata Is 2ETIME-Complete
We consider multi-pushdown automata, a multi-stack extension of pushdown automata that comes with a constraint on stack operations: a pop can only be performed on the first non-emp...
Mohamed Faouzi Atig, Benedikt Bollig, Peter Haberm...
DLT
2008
13 years 9 months ago
Large Simple Binary Equality Words
Abstract. Let w be an equality word of two nonperiodic binary morphisms g, h : {a, b} . Suppose that no overflow occurs twice in w and that w contains at least 9 occurrences of a ...
Jana Hadravová, Stepan Holub