... ’s for each edge of the graph 6: Refine the scores S1 and S3 of the k2 sentiment and topic word candidates using Eqs (5) and (6) iteratively 7: Select k1 new sentiment words and k1 new topic words ... candidates and words in the lexicon C, and the other set of nodes represents sentiment words, including new sentiment candidates and words in the lexicon B O P For a pair of sentiment and topic ... selection criterion, and retrain the classifier Many bootstrapping-based algorithms have been proposed to information extraction and other NLP tasks (Blum and Mitchell, 1998; Riloff and Jones, 1999;...
Ngày tải lên: 19/02/2014, 19:20
... Statistics of the BioScope corpus The 2nd and 3d columns show the total number of cues within the datasets; the 4th and 5th columns show the percentage of negated and speculative sentences 70% of the ... speculation and negation scopes could be concisely expressed as a 284 combination of lexical and syntactic patterns For ¨ u example, Ozg¨ r and Radev (2009) examined sample BioScope sentences and developed ... also manually compiled and used in a number of hedge scope detection systems, e.g (Kilicoglu and Bergler, 2008), (Rei and Briscoe, 2010), (Velldal et al., 2010), (Kilicoglu and Bergler, 2010), (Zhou...
Ngày tải lên: 20/02/2014, 04:20
PROSTHETIC REHABILITATION OF MISSING TEETH AND ORAL HEALTH IN THE ELDERLY pptx
... association of severe RRR in terms of history of edentulousness and denture wearing, the condition of current dentures and denture bearing soft tissues, dental status of opposing jaw, and subjects' ... .27 8.1 Retained and missing teeth and causes for the loss of teeth (Paper I) .27 8.2 Prosthetic rehabilitation of the edentulous elderly and adequacy of rehabilitation (Papers I, ... full dentition of 32 teeth were found A total of 54% of all studied subjects had to 32 teeth remaining, 18% had 18-32 teeth, 16% had 9-17 and 20% had only 1-8 remaining natural teeth When the...
Ngày tải lên: 05/03/2014, 18:20
Application of single and sequential extraction procedures to polluted and unpolluted soils
Ngày tải lên: 15/03/2014, 23:15
Kemetic Roots of Library and Information Science, By Itibari M. Zulu docx
... themselves and their land (Kemet: "the black land") as Black, and had others see and refer to them and their land as Black Kemetic Roots of Library and Information Science, by Itibari M Zulu Page of ... scribe of the house of sacred writings (Shedmeszer and Messuri), (3) scribe of the house of the archives of Pharaoh (Neferhor), (4) scribe of the gods, (5) scribe of the sacred book, (6) scribes of ... by name, e.g.: the son of Nennofre (in the House of Books and Case of Books), the grandson of King Khufu (a writer in the House of Books), Senmut, Mai, Peremhab (scribes of the archives), Messuri,...
Ngày tải lên: 28/03/2014, 18:20
Báo cáo khoa học: "A concurrent approach to the automatic extraction of subsegmental primes and phonological constituents from speech" docx
... (FFTs) of speech signals in terms of total amplitude or energy distribution ED across low, middle and high frequency parts of the vocal range and the angular frequencies to(F) and amplitudes a(F) of ... make-up of individual segments and on the prosodic hierarchy binding skeletal positions together Some researchers (e.g Anderson and Ewen 1987 and Kaye et al 1985) have proposed a small set of subsegmental ... object-oriented design and Windows application programming It uses standard object-class libraries for screen management, standard relational database tools for control of the lexicon and standard code...
Ngày tải lên: 31/03/2014, 04:20
extraction of liquid crystals from flat panel display devices using both liquid and supercritical carbon dioxide
... potential recovery of tonnes of liquid crystals with a market value of between 27 and 187 million dollars dependent on liquid crystal quality; 900 kg of indium and 8,000 tonnes of optical quality ... through use of fractional separators or at the point of extraction by stepwise alterations of pressure and temperature Figure 6: A) Structure of isolated component, B) 1H NMR spectrum of isolated ... dramatically by use of liquid carbon dioxide; as a result extractions were attempted at 60 bar and 20ºC These conditions were found to be as effective as supercritical extractions and extraction yields...
Ngày tải lên: 28/04/2014, 10:50
Extraction of anthocyanins from industrial purple fleshed sweetpotatoes and
... Samples 3.1 Extraction of anthocyanins and subsequent hydrolysis of ISP residues The analysis of variance (ANOVA) for the main and interaction effects of solvent type, extraction temperature and solid ... of extraction treatment combinations on response variables key to the extraction and hydrolysis processes Assessment of statistical significance was made at an ˛ value of 0.05 2.4 Extraction of ... optimal temperature of 65 ◦ C and activity of 900 AGU/g protein An amyloglucosidase unit, AGU, is the amount of enzyme able to hydrolyze mol of maltose per minute at 37 ◦ C and a pH of 4.3 Ethanol...
Ngày tải lên: 05/05/2014, 08:39
Báo cáo hóa học: "Research Article Minimal Nielsen Root Classes and Roots of Liftings" pptx
... A and B are homeomorphic if there is a bijection φ between the set of the vertices of A and of B such that {v1 , , vs } is a simplex of A if and only if {φ v1 , , φ vs } is a simplex of ... space and not having all Nielsen root classes with minimal cardinality In this section, we study the relationship between the minimal number of roots of a map and the minimal number of roots of ... unique point of M whose preimage by ϕ is a single point Now, we present a proposition showing equivalences between the vanishing of the Nielsen numbers and the minimal number of roots of f and its...
Ngày tải lên: 21/06/2014, 20:20
Báo cáo lâm nghiệp: "Effects of browsing on shoots and roots of naturally regenerated sessile oak seedlings" docx
... differ and the values of above- and Effects of browsing on shoots and roots 175 Table II Mean values and standard error (SE) of various above- and below-stump characteristics in unbrowsed and browsed ... roots) and fine lateral roots with a diameter < mm (first and higher order roots) , and (vi) total root biomass A subsample of 35 plants from each group were taken and separated into leaves, stems and ... with a depth of 41–74 cm, a BCg-horizon with a depth of 74–98 cm, and a C-horizon with a depth of 98–153 cm The soil was intensively exploited by fine roots down to a depth of 41 cm and less down...
Ngày tải lên: 08/08/2014, 01:22
Báo cáo toán học: "Maximum Multiplicity of Matching Polynomial Roots and Minimum Path Cover in General Graphs" ppsx
... deleting an end point of P Then µ(G, x) and µ(H, x) have no common roots Proof We prove it by induction on the number n ≥ of vertices of G If n = 2, then G consists of a single edge and H is a point ... the proof of the following statement was omitted in [1] For the sake of completeness, we supply below a proof which is similar to that of Godsil’s [3] Proposition 3.4 Let θ be a root of µ(G, ... root of p(x) where p(x) := µ(G \ u, x)µ(G \ v, x) − µ(G, x)µ(G \ uv, x) On the other hand, by considering the right hand side of the Heilmann-Lieb Identity, the multiplicity of θ as a root of p(x)...
Ngày tải lên: 08/08/2014, 12:23
Báo cáo khoa học: "Effects of sustained subculture on apparent rejuvenation of the apple rootstock M.9 in vitro and in vivo" pps
... rooting ability of cuttings from micropropagated stockplants of the plum rootstock Pixy has been sustained for at least yr (Howard et aL, 1989a) Differences in shoot production and rooting of M.9 in ... difference between them subculture of M.9 appeared to ’rejuvenation’ which was expressed as improved shoot production and rooting in vitro and subsequently of micropropagated plants in the field ... source In vitro rooting of the two 1986 culture lines increased from a mean of 12 ± 7.8% after mo on proliferation medium to a maximum of 73 ± 8.1 % after 12 mo Rooting of culture line B was significantly...
Ngày tải lên: 09/08/2014, 02:21
Báo cáo khoa học: " Water extraction by tree fine roots in the forest floor of a temperate Fagus-Quercus forest" pdf
... mineral soil extraction in profile? The study is part of a comparative analysis of the water and nutrient cycles in three forest and heathland stands that represent early, mid and late stages of a secondary ... poor sandy soil in the diluvial lowlands of NW Germany (site OB5) The stand is located west of Unterlüss in the southeastern part of the Lüneburger Heide (52°45’ N, 10°30’ E) in level terrain and ... the 1991 and stant water uptake rates of 0.5 mm d for -1 the tree roots in the organic profile dur- organic profile (Leuschner, unpublished data) and, more important, only 56 % (1991) and 37 %...
Ngày tải lên: 09/08/2014, 04:20
Báo cáo lâm nghiệp: " Assessment of the contributions of glycolysis and the pentose phosphate pathway to glucose respiration in ectomycorrhizas and non-mycorrhizal roots of spruce (Picea abies L. Karsten)" docx
... contribution of the pentose phosphate pathway in the stele of mycorrhizal roots was identical to that of whole non-mycorrhizal roots and accounted for 40% za These differences between mycorrhizas and ... and R (Table I), were found to range from 0.10 to 0.13 for mycorrhizal roots and 0.30 to 0.43 for non-mycorrhizal ones The low C6/C1 ratios of the mycorrhizal roots suggests a high activity of ... continuous !4C02evolving and -trapping reaction flask About 50 mg of fresh tissue were incubated in ml of distilled water containing 10 nmol of [1C] 14 glucose or 11 nmol of [6- for 90 C]glucose...
Ngày tải lên: 09/08/2014, 04:20
Báo cáo lâm nghiệp: "phytotoxic solutions on the respiration of mycorrhizal and non-mycorrhizal spruce roots (Picea abies L. Karst.) Effect of" pot
... the ’birth’ of a new entity with a greater metabolic activity and capacity for survival than the sum of those of each of the two partzas ners (synergistic effect) The non-rr!ycorrhizal roots remained ... probably involving species of the Russula genus) did not protect the respiratory activity of the plant roots against an injection of a bilberry extract or a solution of mor (humus present under ... GrenobleI, France Moreland D.E & Novitsky W.P (1987) Effects of phenolic acids, coumarins and flavonoids on isolated chloroplasts and mitochondria In: Alletochemicals: Role in Agriculture and Forestry...
Ngày tải lên: 09/08/2014, 04:20
Báo cáo y học: "valuation of endoscopic vein extraction on structural and functional viability of saphenous vein endothelium" potx
... identified by XYZ scanning and imaged at depths of 50 μm away from the site of excision in transverse sections of the SV segments Page of Western Blotting Protein extraction and electrophoresis were ... Page of Figure Immunofluorescent labeling of endothelial cell markers in SV samples Representative fluorescence images showing normal distribution of caveolin, eNOS, von Willebrand factor and ... MPM, and bradykinin stimulated calcium mobilization and nitric oxide generation were assessed in real time over the course of 10 minutes and quantified as described below Quantitative Analysis of...
Ngày tải lên: 10/08/2014, 09:21
Extraction of î± tocopherol and î³ oryzanol from rice bran
... flow rate of 1.5 mL/min and UV detector of 295 nm 2.4 Extraction of a-tocopherol and g-oryzanol from rice bran using solvent extraction A g sample of rice bran was extracted using 100 mL of hexane ... Comparison of extraction methods (SC-CO2 extraction, solvent extraction using ethanol and soxhlet extraction using ethanol) for goryzanol extraction AOAC (1995) (16th ed.) Of cial methods of analysis, ... 3.6 Extraction efficiency The comparison of three extraction methods, SC-CO2, solvent and soxhlet extraction, is shown in Figs 13 and 14 for a-tocopherol and g-oryzanol, respectively The extraction...
Ngày tải lên: 17/08/2014, 21:37
Chlorine free extraction of cellulose from rice husk and whisker isolation
... al., 2004) The spectra of RH and RH free of extractives show two absorptions characteristic of lignin: a weak band at 1510 cm−1 (also C C stretching of aromatic ring) and a broad shoulder at ... most of the lignin was removed So in RH cellulose the extraction procedures removed most of lignin polymers because of the disappearance of the lignin-associated absorbances at 1510 cm−1 and 1244 ... Comparison of the characteristics of cellulose microfibril aggregates of wood, rice straw and potato tuber Cellulose, 16, 1017–1023 Alemdar, A., & Sain, M (2008) Isolation and characterization of nanofibers...
Ngày tải lên: 08/10/2014, 06:05
Optimization of chitin and chitosan extraction from by product from white leg shrimp (penaeus vannamei) industry in vietnam to improve its quality and efficiency
... Germay) and has the frequency of 37kHz and RMS of 35W CHAPTER III: RESULTS AND DISCUSSION 3.1 Characteristics of the white leg shrimp by - product The mass average ratio of head and shell of shrimp ... Tyr, Phe, Leu and Val of head and shell part were higher than that of meat one The contents of K and Cu in the shell and head were nearly the same whereas the contents of Na, Ca and Fe were significantly ... temperature of 60oC and native pH DP at the ratio of 1:0 DP at the ratio of 1:1 DP at the ratio of 1:2 Figure 3.3: Effects of treatment time and water ratios used on protein residues and degree of deproteinization...
Ngày tải lên: 15/08/2015, 22:14
Extraction of text from images and videos
... patterns, the means and standard deviations of the intensity values and the x and y intensity derivatives were extracted One of the contributions of this work is the convincing explanation of the motivation ... text extraction in images and videos We formally define the problem and the scope of study in the next section 1.1 Problem Description and Scope of Study Given an image or a video, the goal of ... text and background, and the mean and variance of the distances between these transitions Because this method makes extensive use of heuristic rules and threshold values for analyzing the candidate...
Ngày tải lên: 12/09/2015, 11:24