Báo cáo khoa học: "Time Course Study of Cytokine mRNA Expression in LPS-Stimulated Porcine Alveolar Macrophages" pot

... training example. Second, we used the last 4K sentences of the training data to select the weight of the regularizers and to determine when to stop perceptron training. We compared three of ... Speech and Audio Processing, 8(2): 37-50. Collins, M. 2000. Discriminative re-ranking for natural language parsing. In ICML, 175-182. Collins, M. 2002. Discriminative training methods f...

Ngày tải lên: 08/03/2014, 02:21

... empirical study of the In- formation Synthesis” task, defined as the process of (given a complex information need) extracting, or- ganizing and inter-relating the pieces of information contained in ... only the first step towards fulfilling an information need. The next steps consist of extracting, organizing and relating the relevant pieces of information, in or- der to obtain...

Ngày tải lên: 20/02/2014, 15:20

... empirical study of Chinese chunking. We compared the performance of four models, SVMs, CRFs, MBL, and TBL. We also investigated the effects of using different sizes of training data. In order ... generated different sizes of training sets, including 1%, 2%, 5%, 10%, 20%, 50%, and 100% of the total training data. In our experiments, we used all the default pa- rameter setting...

Ngày tải lên: 08/03/2014, 02:21

... tree in the real estate domain). The arcs of the tree are weighted to represent the importance of the value of an objective in contributing to the value of its parent in the tree (e.g., in ... degree of conciseness of the argument (by varying k as explained in Section 2.3), and what microplanning tasks the generator performs. In the experiment described here, we...

Ngày tải lên: 08/03/2014, 05:20

... hanges in kinetic parameters of enzymes involved in sucrose metabolism are capable of h aving l arge effects on metabolite concentrations. According to this model, expression of multiple enzyme isoforms ... Mixed inhibition shows the lines intersecting to theleftofthey-axis i n both plots. The inhibition patterns indicate an ordered m echanism with UDP binding firs t and UDP-glucos...

Ngày tải lên: 16/03/2014, 18:20

... in two words on each side of the key word, so as to simplify the appraisal of the effect of ver- bal setting. Only words of sufficiently general use to be included in the Fifth Edition of ... multiple meanings of key terms. Special importance attaches to ambiguity as a result of the growing interest in the possibili- ties of mass translation: rapid and routine t...

Ngày tải lên: 16/03/2014, 19:20

... 2005. Extractive summarization of meeting recordings. In Proceedings of EUROSPEECH. Vincent Ng, Sajib Dasgupta, and S.M.Niaz Arifin. 2006. Examining the role of linguistic knowledge sources in the automatic ... Summarizing contrastive viewpoints in opinion- ated text. In Proceedings of EMNLP. Ana-Maria Popescu and Oren Etzioni. 2005. Extracting product features and opinions fro...

Ngày tải lên: 17/03/2014, 00:20

... using ITG-based Alignments. In Proceeding of ACL-HLT 2008, pp. 81–84. O. Kraif, B. Chen. 2004. Combining clues for lexical level aligning using the Null hypothesis approach. In: Proceedings ... System Combination for Machine Translation. In Proceed- ings of the 2007 Joint Conference on Empirical Methods in Natural Language Processing and 947 tem combination research. In th...

Ngày tải lên: 17/03/2014, 01:20

... simple. Since we cannot get good performance when using a large pool at the beginning of training, we enlarge gradually a pool of unlabeled examples. The outline of Two Pool Algorithm is shown in Figure ... and is the number of examples including both labeled ex- amples in the training set and unlabeled ones in the primary pool. The must be less than the percentage of support...

Ngày tải lên: 17/03/2014, 08:20

... types of DS that serve various aims, from hotel and flight booking to provid- ing information or keeping company and forming long term relationships with the users. Other in- teresting types of DS ... changes in the environment. In general, RL algorithms fall in two cate- gories, planning and learning algorithms. Plan- ning or model-based algorithms use training ex- amples from pre...

Ngày tải lên: 17/03/2014, 22:20