chemical substances liquids solids aerosols and liquids under pressure
Teaching About Evolution And The Nature Of Science National Academy of Sciences pot
... among wild and domesticated plants and animals and their natural enemies An understanding of evolution has been essential in finding and using natural resources, such as fossil fuels, and it will ... thought that ropes A and C were the two ends of the same rope and B and D were two ends of another rope Karen had A and B as ends of the same rope and C and D as ends of another rope, and her explanation ... science and to differentiate science from other forms of human endeavor and understanding Chapter describes the nature of science in detail However, it is important from the outset to understand...
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Báo cáo hóa học: " Research Article Design and Experimental Evaluation of a Vehicular Network Based on NEMO and MANET" pdf
... and MNN2 is the client IPerf reports the amount of transferred data and used bandwidth Additionally, the GPS patch appends location information (latitude and longitude) as well as the offset and ... 361, 489, 400 600 Time (seconds) 1000 −10 800 200 Bandwidth (Kbits/sec) −10 800 200 200 Bandwidth (Kbits/sec) 1200 Bandwidth (Kbits/sec) 1200 1000 Bandwidth (Kbits/sec) 1200 −5 Time (seconds) Average ... each trial considered in the segment, and a bold line shows the average bandwidth One can notice the two different bandwidth patterns obtained at corners and straight roads Communication performance...
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Báo cáo hóa học: " Flexible Analog Front Ends of Reconfigurable Radios Based on Sampling and Reconstruction with Internal Filtering" pdf
... + Th + Tc ≥ 2Ts for bandpass u(t), for baseband u(t) (8) It follows from (8) that L ≥ is required for bandpass sampling and L ≥ is necessary for baseband sampling Only bandpass sampling is considered ... This reduces nonlinear distortions and excludes DC offset and amplitude and phase imbalances between I and Q channels As a result, modulation becomes more accurate, and a spurious carrier is not present ... from the sampling theorem They can be used for both bandpass and baseband sampling and reconstruction However, this paper is mainly focused on bandpass applications of the proposed techniques since...
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Báo cáo lâm nghiệp: "Automatic determination of fiber orientation on OSB surface using line detection method based on small eigenvalue analysis" doc
... conveyer movement and vibration worked like a filter to cause the small strands to align random Most of the small strands fall and collect on the surface of a conveyer, which forms the undersurface ... forwarded to a line fitting and/ or ellipse fitting The histograms of the fiber orientation on the top and under surfaces shown in Figures 3b and 4b are shown in Figures and 6, respectively The angle ... flake alignment on the undersurface is blurred because there are many small strands, which contort the edge lines of strands Nishimura et al [6] reported that small strands fell when the above...
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báo cáo khoa học: " Classification of unknown primary tumors with a data-driven method based on a large microarray reference database" ppsx
... of Finland (Centres of Excellence funding no 213502), Cancer Organizations of Finland Sigdrid Juselius Foundation (OPK) and personal grants to SKK from Cancer Organizations of Finland and Helsinki ... sample and the reference data In the case of cancer classifications, the search space is increased in both size and complexity Cancers are composed of many more histological types and subtypes and ... contains the original AGEP functionality and function for calculating and applying the gene weight (wAGEP portion) can be found at [26] Results AGEP method and its modification for CUP analysis...
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1 an envelope detection method based on the first vibration mode of bearing vibration
... signal, and the frequencies of modulating signal dm(t) and gn(t) are higher than those of qm(t), alm(t), qn(t) and aln(t) Accordingly, the modulated signal would be expanded in frequency band whose ... respect to roller n and could also be a modulating signal, qn(t) is the equivalent stiffness of roller n and is a function of the structure stiffness and the oil film stiffness, and aln(t) is the transmission ... envelope detection method is applied and the results are shown in Figs 2–4, respectively According to Figs 2a, 3a and 4a, the passband frequencies are similar under different running speeds except...
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Reliability analysis of a power system based on the multi state system theory
... and Optimization, London: Springer, 2005 A Lisnianski, and G Levitin, Multi-state System Reliability: Assessment, Optimization and Applications Singapore: World Scientific, 2003 R M Barton, and ... defined in (7) and (8), the universal generating function of the branches can be obtained, and then the universal generating function of the power system can be computed by (6) and (9) According ... systems’’ by Tan C.M and Raghavan N [Reliab Eng Syst Saf 2008; 93(8): 1138–50],” Reliability Engineering and System Safety, 2009, Vol.94, No.3, pp.776-780 Y Liu, H.Z Huang, “Reliability and performance...
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Tài liệu Gait Pattern Classification of Healthy Elderly Men Based on Biomechanical Data ppt
... Standard deviation in parentheses l p < 05, between Yl and all elderly subjects; + p < 05, between Yl and El, E2, and E3; * p < 05, between El and Y, E2, and E3; p < 05, between El and Yl, E2 and ... of 28.0 years, and none were over 35 years old None had a limb length discrepancy larger than l&m, and all Table 1: Mean Values of the Demographic Information and of the Phasic and Temporal Gait ... the young and elderly subjects It was the combined effect of the 27 peak muscle powers and phasic and temporal parameters that enabled the classification of the elderly gait families and allowed...
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Tài liệu Báo cáo khoa học: "Knowledge Acquisition from Texts : Using an Automatic Clustering Method Based on Noun-Modifier Relationship" pptx
... recursively broken up into two parts, similarly to the candidate terms, and the links are called H'-link and E'-link The data for the clustering module The candidate terms extracted by LEXTER can be NPs ... inflections (the candidate terms of LEXTER are lemmatised) and takes into account the syntactical structure of the candidate terms For instance, LEXTERextracts the complex candidate term BUILT ... is mandatory, given that the chosen clustering algorithm cannot be applied to the whole terminological network (several thousands of terms) and that the results have to be validated by hand We...
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Báo cáo khoa học: Design of expression vectors for RNA interference based on miRNAs and RNA splicing potx
... and pSM30, we examined the knockdown of expression of firefly Luciferase (Luc) HeLa cells were transfected with the parental and modified vectors containing control and Luc targeting sequences and ... with standard deviation (n ¼ 3) Fig Knockdown of endogenous PLD2 using pmiR155 and pSM155 HeLa cells were transfected with artificial miRNAs against luciferase (control) and PLD2 in pmiR155 and pSM155 ... pmiR155-PLD2 (lane 3), or pSM155-PLD2 (lane 4), and pRK-human IgG, which encodes a human IgG and was used as a transfection and loading control The expression of EGFP and IgG on the western blot was determined...
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Báo cáo khoa học: "Automatic Acquisition of English Topic Signatures Based on a Second Language" potx
... the granularity of WordNet is too fine for many applications, and some also proposed new evaluation standards For example, Resnik and Yarowsky (1999) sug2 See: http://cn.yahoo.com/dictionary/ ... instances of the financial sense of interest One set was extracted from a hand-tagged corpus (Bruce and Wiebe, 1994) and the other by our algorithm Application on WSD To evaluate the usefulness ... the cosine scores between all sense vectors of w and c, and then assign t to the sense si whose sense vector sj is closest to c 3.2 Experiments and Results We tested our system on nouns, as shown...
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Báo cáo " MODEL OF CONDUCTIVITY FOR PEROVSKITES BASED ON THE SCALING PROPERTY OF GRAIN BOUNDARY " ppt
... Phillips, Superconducting and Related Oxides: Physics and Nanoengineering III, SPIE Proc., (Ed D Pavuna and I Bozovic), 3481(1998) p 87 J C Phillips, Fractal Nature and Scaling Exponents of Non-Drude ... : Small polaron: ρ ∝ T exp(Wp /kB T ) (4) ρ ∝ exp(Ea /kB T ), (5) Bandgap: where the Wp stands for the polaron hoping energy and Ea for the activation energy Some authors reported the variable ... al [7] Consider two homogeneous media, the grain itself with size L and resistivity ρG and the boundary with thickness L’ and resistivity ρB The net resistivity is: (6) ρ = ρG + (L /L)ρB Since...
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Pfam: A Comprehensive Database of Protein Domain Families Based on Seed Alignments pptx
... can find and properly align all members, it is improved and the gathering process is iterated until a satisfactory result is achieved The seed and full alignments, accompanied by annotation and cross-references ... cross-references to other family and structure databases and to the literature and the HMMs, are what make up Pfam-A Each family has a permanent accession number and can thus be referenced from ... http://www.sanger.ac.uk/Pfam and http://genome wustl.edu/Pfam, which allow browsing and HMM searching against Pfam-A with a query sequence Table I summarizes the families currently in Pfam-A and the sizes of the seed and...
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Báo cáo khoa học: "Dependency Parsing of Japanese Spoken Monologue Based on Clause Boundaries" docx
... by a contract with the Strategic Information and Communications R&D Promotion Programme, Ministry of Internal Affairs and Communications and the Grandin-Aid for Young Scientists of JSPS The first ... boundaries are identified and clause boundary labels are inserted there There exist 147 labels such as “compound clause” and “adnominal clause.” In our research, we adopt the unit sandwiched between ... analysis, bunsetsu segmentation, clause boundary analysis, and dependency parsing were automatically performed and then modified by hand Here, the specification of the partsof-speech is in accordance...
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ANNALS OF THE NEW YORK ACADEMY OF SCIENCES - Full cost accounting for the life cycle of coal potx
... 2007, or 0.27¢/kWh Abandoned mine lands Abandoned mine lands (AML) are those lands and waters negatively impacted by surface coal mining and left inadequately reclaimed or abandoned prior to August ... There is loss and degradation of habitat from MTR; impacts on plants and wildlife (species losses and species impacted) from land and water contamination, and acid rain deposition and altered stream ... beryllium, chromium, and other toxic, and carcinogenic substances Coal crushing, processing, and washing releases tons of particulate matter and chemicals on an annual basis and contaminates water,...
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Báo cáo khoa học: "A Latent Topic Extracting Method based on Events in a Document and its Application" pot
... Information Retrieval:2–10 Ani Nenkova and Lucy Vanderwende 2005 The Impact of Frequency on Summarization Technical report, Microsoft Research Aria Haghighi and Lucy Vanderwende 2009 Exploring Content ... Kullback-Leibler Divergence (Kullback and Leibler, 1951), Symmetric Kullback-Leibler Divergence (Kullback and Leibler, 1951), Jensen-Shannon Divergence (Lin, 2002), and cosine similarity As for wordLDA, ... users’ reviews and their evaluations for hotels and their facilities, provided by Rakuten Travel3 Each review has five-grade evaluations of a hotel’s facilities such as room, location, and so on Since...
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Báo cáo khoa học: "Framework of Semantic Role Assignment based on Extended Lexical Conceptual Structure: Comparison with VerbNet and FrameNet" ppt
... and Hajiˇ ov´ and Kuˇ erov´ (2002) anac a c a lyzed the connection between LCS and PropBank roles, and showed that the mapping between LCS and PropBank roles was many to many correspondence and ... structure, action tier and thematic tier, which are similar to Culicover and Wilkins’s two sets Essentially, these two approaches distinguished roles related to action and change, and successfully ... cause, and sentient, and defined typical thematic roles by combining these features This approach made it possible for us to classify semantic properties across thematic roles However, Levin and...
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