Báo cáo khoa học: " Development and Use of a Gold-Standard D

Báo cáo khoa học: " Development and Use of a Gold-Standard DataSet for Subjectivity Classifications" pdf

... Development and Use of a Gold-Standard Data Set for Subjectivity Classifications Janyce M. Wiebet and Rebecca F. Bruce:[: and Thomas P. O'Harat tDepartment of Computer Science and ... This research is also a case study of ana- lyzing and improving manual tagging that is applicable to any tagging task. We perform a statistical analysis that provides in...

Ngày tải lên : 23/03/2014, 19:20

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Báo cáo khoa học: "Development and Evaluation of a Broad-Coverage Probabilistic Grammar of English-Language Computer Manuals" pdf

... words) to allow for realistic evaluation of performance and 185 Fa Adverbial Phrase Fc Comparative Phrase Fn Nominal Clause Fr Relative Clause G Possessive Phrase J Adjectival Phrase N Noun ... mnemonics of the feature-based grammar to the nonterminal labels of the treebank grammar. For example, our grammar main- tains a fairly large number of semantic classes of...

Ngày tải lên : 08/03/2014, 07:20

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Tài liệu Báo cáo khoa học: Production and characterization of a secreted, C-terminally processed tyrosinase from the ﬁlamentous fungus Trichoderma reesei ppt

... potassium phthalate as a buffering agent (pH 5.5), 0.1 mm CuSO 4 and 1% tyrosine as an indicator substrate was used. The trans- formants were streaked on the plates and grown for 7 days, and tyrosinase activity ... endonuclease sites to the 5¢ and 3¢ ends, respectively. The primers used were as follows: forward primer, GTT GGA ATT CCA TCA TCA TCA TCA TCA TCA GGG CAC GAC ACA CAT CC...

Ngày tải lên : 19/02/2014, 06:20

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Tài liệu Báo cáo khoa học: "DESIGN AND IMPLEMENTATION OF A LLXICAL DATA BASE " docx

... that the retrieval of an irregular form necessitates less computation than the retrieval of a regular form. This is so because unlike regular forms that have to be created/analyzed each ... specifications and the implementation of a particular concept of word-based lexicon to be used for large natural language processing systems such as machine translation systems, an...

Ngày tải lên : 22/02/2014, 09:20

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Báo cáo khoa học: Synthesis and characterization of a new and radiolabeled high-afﬁnity substrate for H+/peptide cotransporters pdf

... inves- tigation because of their physiological importance and their pharmaceutical relevance as drug carriers [1–6]. Both transporters catalyse the uptake of most dipep- tides and tripeptides and a variety ... by unlabeled Bip-Pro itself, but also by well known sub- strates of H + ⁄ peptide cotransporters, such as Gly-Sar, Ala-Ala, Lys-Lys, Ala-Asp, d-Phe-Ala, Ala-Ala-Ala, d-ami...

Ngày tải lên : 07/03/2014, 05:20

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Báo cáo khoa học: Discovery and characterization of a Coenzyme A disulﬁde reductase from Pyrococcus horikoshii Implications for the disulﬁde metabolism of anaerobic hyperthermophiles doc

... treated with dithiothreitol (5 mm) to reduce the disulfides, and assayed as above. Thiols were quanti- fied by comparison of peak areas to standard curves of those standards. Coenzyme A was measured ... the ratio of protein concentration to flavin concentration (as determined at 460 nm). blast and tfasta analysis of the phCoADR revealed a significant level of identity to putativ...

Ngày tải lên : 07/03/2014, 17:20

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Báo cáo khoa học: Characterization and regulation of a bacterial sugar phosphatase of the haloalkanoate dehalogenase ppt

... TAACCCCAA TCTAGACAGTCC ARA358 CTGCTGTAATAATGGGTAGAAGG ARA439 GGAATTC CATATGCGTATTATGGCCAG ARA440 TATTTA CTCGAGAATCCCCTCCTCAGC ARA444 CG GGATCCACCGTGAAAAAGAAAGAATTGTC ARA451 GAATTCATAAAG AAGCTTTGTCTGAAGC ARA456 ... CGT GAATTCACCGAGCATGTCACCAAAGCC ARA477 AATCAGAATG GGATCCGGTGA ARA486 CGGCTG ACATTCTGATTGACTTGGACGG ARA487 CAATCAGAATGTC AGCCGGTGACACAGG ARA509 CC AGT CAT GAT A AG CCT GTG TCA CCG...

Ngày tải lên : 14/03/2014, 23:20

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Báo cáo khoa học: Production and characterization of a thermostable L-threonine dehydrogenase from the hyperthermophilic archaeon Pyrococcus furiosus docx

... (5¢-GCGCG GGATCCTCATTTAAGCAT GAAAACAACTTTGCC, antisense), containing NcoI and BamHI sites (underlined in the sequences). In order to introduce an NcoI restriction site, an extra alanine codon (GCA) was ... bivalent cations such as Zn 2+ and Co 2+ for activity and contains at least one zinc atom per subunit. K m values for l-threonine and NAD + at 70 °C were 1.5 mm and 0.055 mm,...

Ngày tải lên : 16/03/2014, 14:20

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Báo cáo khoa học: Cloning and expression of a tomato cDNA encoding a methyl jasmonate cleaving esterase pdf

... scions. A strong candidate for a transmissible jasmonate signal is the JA-conjugate, MeJA. The volatile ester can diffuse through membranes and c an be found in the headspace above w ounded leaves ... YTTRTC RCANACNACRTANACNCKRTGNACNSWNCCRTA for MJErev4 and GAYATGGCNGCNWSNG GNATH AAYCC for MJEfor3.1. With total RNA from cell suspen- sion cultures and primer MJErev4 for ﬁrst-...

Ngày tải lên : 16/03/2014, 18:20

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Báo cáo khoa học: Isolation and characterization of a D-cysteine desulfhydrase protein from Arabidopsis thaliana pptx

... l-amino acids such as amino acid oxidases, transaminases, and racemases (epimerases). For example, in pea seedlings the occurrence of d-amino acid aminotransferase was demonstrated [36]. For a ... ground was used for the analyses. (A) Total RNA was extracted and 20 lg RNA was loaded in each lane and blotted as indicated in Experimental procedures. To prove equal loading of t...

Ngày tải lên : 16/03/2014, 18:20

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