Báo cáo khoa học: "Empirical Study of Predictive Powers of Simple Attachment Schemes for Post-modifier Prepositional Phrases" pptx
Báo cáo khoa học: "Empirical Study of Predictive Powers of Simple Attachment Schemes for Post-modifier Prepositional Phrases" pptx
... Empirical Study of Predictive Powers of Simple Attachment Schemes for Post-modifier Prepositional Phrases Greg Whittemore Kathleen Ferrara Electronic ... Whittemore, et al. study. Theories of Preferenclng for Post-modifier PP Attachment Several of the PP attachment schemes available in the literature were used as a backdrop for ex- amining attachment ... one of the major foci of the study was to try to find general means of deciding attachment of PPs, individualization of these PPs was, at first, discounted. In some of the prior attachment schemes, ...
- 8
- 378
- 0
Tài liệu Báo cáo khoa học: "A study of Information Retrieval weighting schemes for sentiment analysis" doc
... per-formance of the former tend to be superior to that of the latter (Mullen and Collier, 2004; Lin andHe, 2009). One of the main issues for supervisedapproaches has been the representation of ... reason for thischoice of cross-validation setting, instead of themost standard ten-fold, is that all of the proposedapproaches that use some form of idf utilize thetraining documents for extracting ... provides information about the gen-eral distribution of term i amongst documents of all classes, without providing any additional evi-dence of class preference. The utilization of idfin information...
- 10
- 668
- 0
Báo cáo khoa học: A study on genomic distribution and sequence features of human long inverted repeats reveals species-specific intronic inverted repeats pptx
... groups of orthologous genes, we identified 546 LIRs for human orthologs, 481 for chimpanzee orthologs, 201 for mouse orthologs and 130 for rhesus monkey ortho-logs. For species specification of the ... One line of evidence for this is that, compared to introns, upstream regions of genes have more palindromes, which probablydeveloped for the initiation of transcription [30]. Arecent study shows ... most of which are human-specific. Thesehuman-specific LIRs are probably essential for thedevelopment of the advanced functions of humannervous system in light of the Gene Ontology (GO)profile of...
- 13
- 542
- 0
Báo cáo khoa học: NMR study of complexes between low molecular mass inhibitors and the West Nile virus NS2B–NS3 protease ppt
... results of two other published HTS effortsconfirmed that discovery of high-affinity inhibitors for WNV NS2B–NS3pro is nontrivial. In one study, competitive inhibitors with an inhibition constant of 3 ... NOESY spectrum of 2and 3 in the presence of a small quantity of proteaserevealed an intermolecular cross-peak between themethyl group of 3 and the phthalazine ring of 2,asexpected for an overlapping ... NS2B–NS3 protease of West Nile virus is essential for its replication and presents an attractive target for drug development. Here,we describe protocols for the high-yield expression of stable isotope-labelled...
- 12
- 451
- 0
Báo cáo khoa học: "Shallow parsing on the basis of words only: A case study" pptx
... the amount of trainingdata available.The absolute performance of words depends onthe treatment of rare words. The additionaluse of word form information (attenuation) im-proves performance.The ... (Ramshaw and Marcus, 1995). For thefunction part of the code, the value is either thefunction for the head of a chunk, or the dummyvalue NOFUNC for all non-heads. For creating thePOS-based ... step for parsing when a suffi-cient amount of training material is avail-able and word form information is used for low-frequency words.1 IntroductionIt is common in parsing to assign part -of- speech(POS)...
- 8
- 657
- 0
Báo cáo khoa học: "Empirical evaluations of animacy annotation" pptx
... rate of true positives for animates, whilelimiting the trade-off in terms of performance for 5Parole is freely available at http://spraakbanken.gu.se6http://www.maltparser.org7 For part -of- speech ... features. For extraction of distributional data for the set of Swedish nouns we make use of the Swedish Pa-role corpus of 21.5M tokens.5To facilitate featureextraction, we part -of- speech ... theo-retical considerations. Methods for the induction of animacy information for use in practical appli-cations require the resolution of issues of level of representation, as well as granularity.This...
- 9
- 382
- 0
Tài liệu Báo cáo khoa học: MicroRNA-23a promotes the growth of gastric adenocarcinoma cell line MGC803 and downregulates interleukin-6 receptor pdf
... because of its higher fold of upregula-tion in gastric adenocarcinoma tissues. Although theextent of upregulation of miR-23a in the four pairs of gastric tissues showed great variance because of the ... the effect of miR-23a on the long-term andindependent growth activity of MGC803 cells, a platecolony formation assay was performed. Comparedwith the control group, the colony number of MGC803cells ... colony forma-tion assays confirmed the active role of miR-23a in thegrowth promotion of malignant cells.The fundamental function of miRNAs is to regulatetheir targets by direct cleavage of mRNA...
- 9
- 541
- 0
Tài liệu Báo cáo khoa học: Molecular and cellular specificity of post-translational aminoacyl isomerization in the crustacean hyperglycaemic hormone family docx
... isoforms of the crustacean hyperglycaemichormone (CHH) of the American lobster because a d-phenylalanyl residuewas found in position 3 of the sequence (CHH and d-Phe3 CHH). In thepresent study, ... either for oneantiserum or for both antisera (Fig. 3G,H).To test the hypothesis of vesicular co-packaging of d-epimers of CHH and VIH, double immunogoldlabelling with various associations of antibodiesagainst ... microscopy study of the neuronal endings in the sinus gland todetermine the subcellular localization of the differentepimers. Taken together, these results allow a discus-sion of the existence of...
- 13
- 687
- 0
Tài liệu Báo cáo khoa học: Substrate specificity and inhibition of brassinin hydrolases, detoxifying enzymes from the plant pathogens Leptosphaeria maculans and Alternaria brassicicola ppt
... M.Jha for the synthesis of compounds 4, 6, 8, 12–15, 18and 20. We acknowledge the technical assistance of P.B. Chumala, Department of Chemistry, for develop-ment of the HPLC method B used for ... curves of BHs. (A) Brassinin saturationcurve for BHLmL2 and (B) brassinin saturation curve for BHAb. Themixture was incubated at 23 °C for 45 min in the presence of increasing concentrations of ... with55 mL of the same buffer, first alone and then with a200 mL of a decreasing gradient of ammonium sul-phate in 20 mm Tris⁄ HCl buffer (pH 8.0) with a flow of 0.8 mLÆmin)1. Fractions of 2.5...
- 17
- 595
- 0
Tài liệu Báo cáo khoa học: Identification, sequencing, and localization of a new carbonic anhydrase transcript from the hydrothermal vent tubeworm Riftia pachyptila docx
... isoforms. The present study could support theexistence of a more ancient a-CA-like ancestor for bothvertebrate and nonvertebrate CAs.Experimental proceduresAnimals and samplingSpecimens of ... wascomposed of 2 lL of Moloney murine leukemia virusreverse transcriptase buffer; 0.5 lL of BSA (10 mgÆmL)1),1 lL of total RNA (1.24 lgÆlL)1), 2.5 lL of dNTP (4 mmtotal), 1.5 lL of Random ... reactions were performedin triplicates. Amplification conditions were 40 cycles withthe following profile: 95 °C for 30 s, 60 °C for 30 s, and72 °C for 1 min. For each kind of tissue, standard...
- 14
- 591
- 0
Từ khóa: Báo cáo thực tập tại nhà thuốc tại Thành phố Hồ Chí Minh năm 2018chuyên đề điện xoay chiều theo dạngNghiên cứu tổ hợp chất chỉ điểm sinh học vWF, VCAM 1, MCP 1, d dimer trong chẩn đoán và tiên lượng nhồi máu não cấpGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitĐỒ ÁN NGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWANPhát hiện xâm nhập dựa trên thuật toán k meansNghiên cứu về mô hình thống kê học sâu và ứng dụng trong nhận dạng chữ viết tay hạn chếNghiên cứu khả năng đo năng lượng điện bằng hệ thu thập dữ liệu 16 kênh DEWE 5000Sở hữu ruộng đất và kinh tế nông nghiệp châu ôn (lạng sơn) nửa đầu thế kỷ XIXChuong 2 nhận dạng rui roQuản lý nợ xấu tại Agribank chi nhánh huyện Phù Yên, tỉnh Sơn La (Luận văn thạc sĩ)Tăng trưởng tín dụng hộ sản xuất nông nghiệp tại Ngân hàng Nông nghiệp và Phát triển nông thôn Việt Nam chi nhánh tỉnh Bắc Giang (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 15: Tiêu hóa ở động vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtĐổi mới quản lý tài chính trong hoạt động khoa học xã hội trường hợp viện hàn lâm khoa học xã hội việt namMÔN TRUYỀN THÔNG MARKETING TÍCH HỢPTÁI CHẾ NHỰA VÀ QUẢN LÝ CHẤT THẢI Ở HOA KỲ