Báo cáo toán học: "Atomic Latin Squares based on Cyclotomic Orthomorphisms" pdf

... honeycomb tes- sellation and the protocol based on it, hexagonal cell -based data dissemination (HexDD). HexDD is a geographical routing protocol based on this virtual in- frastructure concept, proposing ... optimizations (e.g., data aggregation) before sending the data to the destination sink [6]. Second, in WSNs deployed in harsh environments, source nodes can be affected by several...

Ngày tải lên: 20/06/2014, 20:20

... babble noise conditions. The experi- mental results show that the VAD based on MP coeffi- cients outperforms the ones based on the DFT in all of the testing conditions, and it can be concluded that ... the noise. 3 Decision rule based on MP coefficients and LRT In this section, the VAD based on t he MP coefficients and LRT is presented in Section 3.1. To test the distri- butio...

Ngày tải lên: 20/06/2014, 21:20

... evaluation on the task of correlating the results of an SR measure with hu- man judgments using Pearson correlation. The Ger- maNet based LIN measure outperforms ESA on the Gur65 dataset. On the ... that Gur65 contains only noun-noun word pairs connected by classical semantic relations, while the other datasets also contain cross part-of-speech pairs connected by non-classical relatio...

Ngày tải lên: 23/03/2014, 18:20

... recognition results are given in Section 4. Section 5 gives the concluding remarks based on the experimentation. 2. Discrete wavelet transform The speech is a nonstationary signal. The Fourier transform ... mean normalization; hidden Markov model. 1. Introduction A speech recognition system has two major components, namely, feature extraction and classification. Feature extract...

Ngày tải lên: 20/06/2014, 20:20

... relax this synchronization constraint between the target and the anchor. These methods only require synchronization among the anchors, e.g., the source localization methods based on TDOAs using ... same as the one based on (1). 3. Localization based on TDOA measurements 3.1. System model Let us now focus on TDOA measurements. In passive sensor array or microphone array localizat...

Ngày tải lên: 20/06/2014, 20:20

... and construc- tion domains (fields), respectively. To sum up, the organization module classifies term descriptions based on domains, for which we use do- main and description models. In Section 3, ... extraction but generation of ency- clopedic knowledge. Section 2 explains the overall design of our ency- clopedia generation system, and Section 3 elaborates on our organization model. Sect...

Ngày tải lên: 20/02/2014, 18:20

... combination of the weights of insertion, deletion and substi- tution. The relation is shown in equation (2), where ins, del and sub are the appearance times of insertions, deletions and substitutions, ... method are proposed in section 4. The experiments and the results are presented in section 5. The final section presents the conclusion and future work. 2 Related Work Conventional AES system...

Ngày tải lên: 07/03/2014, 18:20

... normalized current duration and the following one. In the above description, we assumed that the event of a syllable is only dependent on its observa- tions, and did not consider contextual effect. ... lexical stress based on the pronunciation dictionary. • Boundary information: This is a binary feature to indicate if there is a word boundary before the syllable. For lexical features,...

Ngày tải lên: 07/03/2014, 22:20

... Association for Computational Linguistics:shortpapers, pages 53–57, Portland, Oregon, June 19-24, 2011. c 2011 Association for Computational Linguistics Latent Class Transliteration based on Source ... are alleviated in SOFT by considering the weighted sum of transliteration probabilities. We also conducted the evaluation based on the top-1 accuracy of transliteration candidates. Be-...

Ngày tải lên: 07/03/2014, 22:20

... sentence compression based on syntactic or heuristic rules. McDonald (2007) formulated text summariza- tion as a knapsack problem and obtained the global solution and its approximate solutions. Its relation ... Hatzivassiloglou. 2004. A formal model for information selection in multi- sentence text extraction. In Proceedings of the 20th International Conference on Computational Linguist...

Ngày tải lên: 17/03/2014, 22:20