Báo cáo hóa học: " Discriminative Feature Selection via Mult

Báo cáo hóa học: " Research Article Decoding LDPC Convolutional Codes on Markov Channels?" doc

... probability distribution (associated with each scalar variable) rather than a scalar value, resulting in a higher computational complexity as well as more memory space. However, this additional complexity ... in Section 5.2. Consider an arbitrary subgraph G  = (V  , E  ) V  ⊆ V, E  ⊆ E. An indicator variable, e l , is associated with each link deﬁned as follows: e l =  1, l ∈ E  ,...

Ngày tải lên : 21/06/2014, 23:20

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Tài liệu Báo cáo khoa học: "Joint Feature Selection in Distributed Stochastic Learning for Large-Scale Discriminative Training in SMT" pdf

... features on the development set. The number of features rises to 4.7 million without feature selection, which iter- atively selects 100,000 features with best  2 norm values across shards. Feature ... shards. We compute the  2 norm of the weights in each feature column, sort features by this value, and keep K features in the model. This feature selection procedure is done after e...

Ngày tải lên : 19/02/2014, 19:20

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Báo cáo khoa học: "Discriminative Feature-Tied Mixture Modeling for Statistical Machine Translation" pdf

... partitions, based on either feature types, word alignment types, or the domain of training data. In the feature- type-based partition, we split the ME features into 8 categories: • F1: Lexical features that ... etc. The feature weights are usually optimized with min- imum error rate training (MERT) as in (Och, 2003). Besides the MERT-based feature weight optimization, there exist oth...

Ngày tải lên : 17/03/2014, 00:20

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báo cáo hóa học: " Measuring adolescents'''' HRQoL via self reports and parent proxy reports: an evaluation of the psychometric " docx

... the model parameters was ensured by loading each observed variable on only one latent construct and by fixing the var- iance of each latent variable to one. The subsequent com- plete standardisation ... number of cases reported in the tables and in the text refers to weighted data and thus might deviate from the number of cases reported in the former description of the sample. Health and...

Ngày tải lên : 18/06/2014, 19:20

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báo cáo hóa học: " Measuring adolescents'''' HRQoL via self reports and parent proxy reports: an evaluation of the psychometric properties of both versions of the KINDL-R instrument" pdf

... the model parameters was ensured by loading each observed variable on only one latent construct and by fixing the var- iance of each latent variable to one. The subsequent com- plete standardisation ... to the validity of the measurements. Whenever possible, children's HRQoL should be measured via both sources of information. Published: 26 August 2009 Health and Quality of Life Out...

Ngày tải lên : 18/06/2014, 19:20

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báo cáo hóa học:" Reference gene selection for quantitative real-time PCR analysis in virus infected cells: SARS corona virus, Yellow fever virus, Human Herpesvirus-6, Camelpox virus and Cytomegalovirus infections" doc

... (0.001) (0.001) (0.492) (0.001) (0.001) (0.001) (0.001) (0.001) (0.001) Abbreviations: SD [± C T ]: the standard deviation of the C T ; BK: BestKeeper; Sum V : Sum of viral infection SD values; ... methods. The reference gene evaluation of the BestKeeper tool is shown in table 2. A low standard deviation (SD) of the C T values should be expected for useful reference genes and a high SD for...

Ngày tải lên : 20/06/2014, 04:20

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báo cáo hóa học:" Measuring adolescents'''' HRQoL via self reports and parent proxy reports: an evaluation of the psychometric properties of both versions of the KINDL-R instrument" docx

... number of cases reported in the tables and in the text refers to weighted data and thus might deviate from the number of cases reported in the former description of the sample. Health and Quality ... purposes) Health and Quality of Life Outcomes Open Access Research Measuring adolescents' HRQoL via self reports and parent proxy reports: an evaluation of the psychometric properties of...

Ngày tải lên : 20/06/2014, 16:20

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Báo cáo hóa học: " Moving Target Indication via Three-Antenna SAR with Simplified Fractional Fourier Transform" pdf

... RESEARCH Open Access Moving Target Indication via Three-Antenna SAR with Simplified Fractional Fourier Transform Wen-Qin Wang Abstract Ground ... only on a target’s Doppler rate but also on its across-track velocity component. Moreover, the selection of matched filte r length directly affects the measured ATI phase. These additional unknowns ... identification. Acknowledgements This work...

Ngày tải lên : 20/06/2014, 22:20

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Báo cáo hóa học: " Adaptive antenna selection and Tx/Rx beamforming for large-scale MIMO systems in 60 GHz channels" pptx

... of MIMO systems with antenna selection. IEEE Trans Wirel Commun. 4(4), 1759–1772 (2005) 10. I Berenguer, X Wang, V Krishnamurthy, Adaptive MIMO antenna selection via discrete stochastic optimization. ... Rx n t Ă 1 2 N t Ă 1 n r Ă 1 2 N r Ă s r Antenna selection & Beamforming Antenna selection & Beamforming Feedback H Figure 2 A 60 GHz MIMO system employing antenna selection...

Ngày tải lên : 21/06/2014, 01:20

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Báo cáo hóa học: " Doping graphene films via chemically mediated charge transfer" ppt

... fabrication method of chemically derived graphene-based TCFs and demonstrated a huge potential of doping effect via charge transfer by conjugated organic molecules. All of the fabrication steps including the ... technique could be a potential alterna- tive to conventional transparent conductive materials. Abbreviations DMF: N,N-dimethylformamide; GO: graphene oxide; ITO: indium tin oxide;...

Ngày tải lên : 21/06/2014, 05:20

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Báo cáo hóa học: " Discriminative Feature Selection via Multiclass Variable Memory Markov Model" doc

Báo cáo hóa học: " Research Article Decoding LDPC Convolutional Codes on Markov Channels?" doc

Tài liệu Báo cáo khoa học: "Joint Feature Selection in Distributed Stochastic Learning for Large-Scale Discriminative Training in SMT" pdf