Báo cáo khoa học: "A Quantitative Evaluation of Linguistic Tests for the Automatic Prediction of Semantic Markedness" potx

... the mapping of the linguistic tests to comparisons of quantitative variables was in most cases straightfor- ward, and always at least plausible. The analysis of the linguistic tests and their ... properties of the words (number of different parts of speech). In fact, for these three variables, the hypothesis of ran- dom performance cannot be rejected even at the 5% level. Tests based on the ... models to perform badly. 8 Conclusions and Future Work We have presented a quantitative analysis of the performance of measurable linguistic tests for the selec- tion of the semantically...

Báo cáo khoa học: Two short protein domains are responsible for the nuclear localization of the mouse spermine oxidase l isoform pdf

... cytosolic. The only structuraldifference between the two isoforms is the presence of an extra protein domain in mSMO l, encoded by the exon VIa [10].Comparative analysis of the amino acid sequence of ... mammalian-speciﬁc function of SMO (e.g. nucleartargeting of the mSMOl isoform). Inspection of the mSMOl modelled structure (Fig. 2) indicates that bothregions are located on the tip of the FAD-bindingdomain, ... that removal of the NDA amino acid region abolishes proper nucleartargeting of the mSMOl isoform.ResultsStructural analysis and modeling of vertebrateSMO proteinsComparison of the derived...

Báo cáo khoa học: "Some Comments on Algorithm and Grammar in the Automatic Parsing of Natural Languages" ppt

... different grammars written in the form of appropriate tables of rules. The paper raises the question of the increasing complexity of the tables when more than the most elementary natural-language ... any of several grammars of a certain type. The type of grammar has to be specified very precisely by means of a grammar- rule format. These grammars can be written in the form of tables of ... and the same algorithm can be * Work on this paper was done under the sponsorship of the Information Processing Laboratory of the Rome Air Development Center of the United States Air Force,...

Báo cáo khoa học: "A Quantitative Analysis of Lexical Differences Between Genders in Telephone Conversations" pot

... four; the Cartesian product of the gender of the current speaker and the gender of the other speaker. These categories are symbolized withtwo letters: the first characterizing the gender of the current ... from the otherside. In this subsection, we attempt to assess the degree to which, if any, the gender of one speakerinfluences the language of the other speaker. In the first experiment, instead of ... speaker and the second the gender of the other speaker, i.e. FF, FM, MF, MM. The task re-mains the same: given the transcript of a conver-sation side, classify it according to the appropriatecategory....

Tài liệu Báo cáo khoa học: A novel c-N-methylaminobutyrate demethylating oxidase involved in catabolism of the tobacco alkaloid nicotine by Arthrobacter nicotinovorans pAO1 ppt

... nm for the wild-type, 380 nm for the H67A mutantenzyme), which is indicative for breakage of the His–FADbond [36]. However, loss of the covalent bond did not affect the spectral features of the ... and by formyl-tetrahydrofolate deformylase, the products of the two genes which form an operon with the gene of MABO (C. B. Chiribau & R. Brandsch, unpub-lished). The association of sarcosine ... compound generated during the catabolism of nicotine. The identiﬁcation of this enzyme reveals, for the ﬁrst time, the metabolic fate of the pyrrolidine ring of nicotine during the pAO1-dependent nicotine...

Báo cáo khóa học: A single mutation that causes phosphatidylglycerol deﬁciency impairs synthesis of photosystem II cores in Chlamydomonas reinhardtii pdf

... reported for the formation of the trimeric LHCII antenna in C. reinhardtii,thefattyacidC16:1(3t) could increase the efﬁciency of PG for PSII corebiogenesis in the situation of active synthesis ... and apoCP47 displayconcerted rates of synthesis. In the absence of D1, the rate of synthesis of apoCP47 is strongly reduced, while the rates of synthesis of both D1 and apoCP47 drops when D1 ... Disruption of the PGP1 gene by T-DNA insertion in A. thalianaillustrated the importance of PG for the biogenesis of thylakoid membranes [42,43]. Thus the essential function of PG for photosynthetic...

Báo cáo khoa học: A new and efﬁcient method for inhibition of RNA viruses by DNA interference pptx

... (2009) 4372–4380 ª 2009 The Authors Journal compilation ª 2009 FEBS 4377DNAi are the lower cost of dsDNA synthesis and the lack of necessity for further DNA modiﬁcation. Theseobservations may ... notobservable in the uppermost systemic leaves of N. benthamiana. The weaker response of infectedtobacco plants to dsDNA treatment in these experi-ments could be explained by the length of the cDNA(1409 ... degradation of the tar-geted gp41 RNA, we carried out RT-PCR analysisand found degradation of gp41–EGFP RNA in the presence of siDNA (Fig. 2B). The semiquantitativeanalysis showed decreases of approximately...

Báo cáo khoa học: A di-leucine sorting signal in ZIP1 (SLC39A1) mediates endocytosis of the protein doc

... cytosolic domains of the proteins [34]. There-fore, we hypothesized that a sorting signal(s) in the cytosolic domains of ZIP1 may serve as a signal for the internalization of ZIP1. The potential ... ZIP1chimera. Forty-ﬁve amino acids of the loopregion of ZIP1 were fused to the C-terminalend of the transmembrane domain of IL2RA(IL2RA ⁄ ZIP1_C1). Deletions of the loopregion sequences of ZIP1 ... on the cell surface.Meanwhile, the mutations of the di-leucine residuesresulted in a higher accumulation of ZIP1 within the cell due to the reduction in the lysosomal degradation of ZIP1. The...

Báo cáo khoa học: A novel serine protease highly expressed in the pancreas is expressed in various kinds of cancer cells potx

... Ishikawa. RT-PCR was used to conﬁrm the expression of proseminmRNA in some cell lines. A band of the predicted size(500 bp) of the PCR product was observed for most of the cell lines tested, including ... expressed strongly in the pancreas, butweakly in the prostate and cerebellum (Fig. 4). The nucleotide sequences of the cDNA and the cosmidclone are identical. A comparison of the cDNA and ge-nomic ... alignment of these proteases shows that 10 of the 12 cysteine resi-dues in the prosemin zymogen are conserved amongthese proteases. Cys41 is predicted to form a disulﬁdebond with Cys175, as in other...

Báo cáo khoa học: "A Hierarchical Pitman-Yor Process HMM for Unsupervised Part of Speech Induction" doc

... Proceed-ings of the Joint Conferenceof the 47th Annual Meet-ing of the Association for Computational Linguisticsand the 4th International Joint Conference on Natu-ral Language Processing of the Asian ... tl−1indicates the unigram backoff context of h. The recursion terminates at the lowest level where the base distribution is static. The hierarchical settingallows for the modelling of elaborate backoff ... for the HMM, but diminishes for the 1HMM. This is perhaps a consequence of the expected table count approximation for the type-sampled PYP-1HMM: the DP relies less on the tablecounts than the...

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