two rate based structures for computationally efficient wide band fir systems
Antenna selection for energy efficient MIMO OFDM wireless systems
Ngày tải lên :
13/05/2016, 16:23
... transmit antennas, this thesis proposes and analyses a two- step strategy for data allocation in a space-frequency domain This strategy is based on the aforementioned equal allocation of data subcarriers ... Peak-Power Reduction based Antenna Selection for Energy -Efficient MIMO-OFDM Systems 99 5.1 Introduction 99 5.2 System model 100 5.3 Antenna selection strategy for peak-power ... Time-Division Duplex UWB Ultra -Wide Band V-BLAST Vertical-Bell Labs Layered Space-Time WiMAX Worldwide Interoperability for Microwave Access WLAN Wireless Local Area Network ZF Zero-Forcing ZPS Zero-Padded...
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Báo cáo khoa học: "A Transition-Based Parser for 2-Planar Dependency Structures" pot
Ngày tải lên :
07/03/2014, 22:20
... performed for m-planar structures, although Yli-Jyr¨ (2003) provides evidence that all except a two structures in the Danish dependency treebank are at most 3-planar However, his analysis is based ... (UAS) attachment score on the four languages for all three systems For the two systems that are capable of recovering non-projective de7 Complete information about experimental settings can be ... dependency forests For completeness, we assume an extended form of the transition system where transitions take the form Σ0 , Σ1 , B, A, p , where p is a flag taking values in {0, 1} which equals for...
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Báo cáo khoa học: "Packing of Feature Structures for Efficient Unification of Disjunctive Feature Structures" pptx
Ngày tải lên :
17/03/2014, 07:20
... Section 2.3 Below I first describe the algorithm for packing feature structures, and then the algorithm for unification of packed feature structures 2.2 A l g o r i t h m for P a c k i n g The ... Figure 4: Algorithm for packing two packed feature structures (S',:D') and (S", $)") feature structure from this node become a new segment For simplicity, Figure omits the algorithm for introducing ... by a factor of 6.4 to 8.4 For realizing efficient NLP systems, I am currently building an efficient parser by integrating the packing method with the compilation method for HPSG (Torisawa and Tsujii,...
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Báo cáo hóa học: "Synthesis and characterization of VO2-based thermochromic thin films for energy-efficient windows" pdf
Ngày tải lên :
21/06/2014, 04:20
... breaks up a V 4+ -V 4+ homopolar bond and causes the transfer of two 3d electrons to the nearest V ions for charge compensation, forming two new bonds, V3+-W6+ and V3+-V4+ The loss of homopolar V 4+ ... thermochromic glazings for energy saving applications”–FP6-017761, funded by the European Commission Carlos Batista gratefully thanks the Portuguese Foundation for Science and Technology–FCT for the PhD ... carried out before each deposition during 10 min, in the same conditions as for film preparation, but in an oxygen-free atmosphere This procedure ensures an oxide-free metallic surface for each deposition...
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Báo cáo hóa học: " Research Article Probabilistic Global Motion Estimation Based on Laplacian Two-Bit Plane Matching for Fast Digital Image Stabilization" pdf
Ngày tải lên :
22/06/2014, 00:20
... ESTIMATION BASED ON LAPLACIAN TWO- BIT PLANE MATCHING 2.1 Selection of subimages for local motion estimation This paper uses two subimages S1 , S2 as shown in Figure 1(a) for the derivation of LMVs for ... between these two LMV[0]s and performs different actions based on the Manhattan distance Based on the experiment performed with various Manhattan distances, the threshold is chosen as For example, ... Two- bit transform for binary block u u motion estimation,” IEEE Transactions on Circuits and Systems for Video Technology, vol 15, no 7, pp 938–946, 2005 N J Kim, S Ert¨ rk, and H J Lee, Two- bit...
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Báo cáo hóa học: "Research Article Probabilistic Global Motion Estimation Based on Laplacian Two-Bit Plane Matching for Fast Digital Image Stabilization" docx
Ngày tải lên :
22/06/2014, 06:20
... ESTIMATION BASED ON LAPLACIAN TWO- BIT PLANE MATCHING 2.1 Selection of subimages for local motion estimation This paper uses two subimages S1 , S2 as shown in Figure 1(a) for the derivation of LMVs for ... between these two LMV[0]s and performs different actions based on the Manhattan distance Based on the experiment performed with various Manhattan distances, the threshold is chosen as For example, ... Two- bit transform for binary block u u motion estimation,” IEEE Transactions on Circuits and Systems for Video Technology, vol 15, no 7, pp 938–946, 2005 N J Kim, S Ert¨ rk, and H J Lee, Two- bit...
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Báo cáo hóa học: " Research Article Rate-Based Active Queue Management for TCP Flows over Wired and Wireless " potx
Ngày tải lên :
22/06/2014, 22:20
... TCP’s sending rate at this point can be twice the available bandwidth of the path and thus generate many packet drops J Wang and M Song Most wireless networks suffer from bursty errors A twostate ... asynchronously, mainly based on rate mismatch The price is incremented if rate mismatches is positive, and decremented otherwise Rate mismatch is positive when the input rate exceeds the link ... length gives very little information as to the severity of congestion Therefore, decoupling queue length from congestion management has some benefits REM is a queue-and -rate- based scheme The objective...
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A rate based TCP congestion control framework for cellular data networks
Ngày tải lên :
09/09/2015, 11:17
... new rate- based TCP congestion control algorithm that eliminates ACK-clocking can improve the network performance of cellular data networks Previous work on improving TCP performance for 3G networks ... address this problem by forecasting the network conditions Their key idea is that if we can forecast network performance accurately, then packets can be sent at an appropriate rate to avoid causing ... 2.1.2 Rate Based Congestion Control Algorithms The idea of using rate information to control the sending rate of flows is not new Padhye et al were first to propose an equation -based approach for...
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Molecular assembly based nano composite structures for memory applications
Ngày tải lên :
11/09/2015, 10:05
... array substrate, (C) citrate capped AuNPs deposition on above 4-ATP modified substrate for h deposition time, and (D) citrate capped AuNPs deposition on above 4-ATP modified substrate for h deposition ... images for 100000 magnification (A) patterned gold array substrate, (B) 4-ATP modified patterned gold array substrate, (C) citrate capped AuNPs deposition on above 4-ATP modified substrate for h ... FESEM images for citrate capped AuNPs deposition for h on 4-ATP unmodified patterned gold array substrate for (A) 100000 magnification, and (B) 25000 magnification Figure 7.7 FESEM images for 100000...
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Structures for writing task 1 in IELTS
Ngày tải lên :
04/10/2012, 09:39
... For describing the lowest point The number of students hit a trough/plunged to a trough of 2000 For describing a fluctuation The number fluctuated ... fluctuation The number fluctuated between and The number fluctuated wildly around and Some words for describing “approximately” About/around/approximately/well over/roughly ...
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Báo cáo y học: " Derivation and preliminary validation of an administrative claims-based algorithm for the effectiveness of medications for rheumatoid arthritis"
Ngày tải lên :
25/10/2012, 10:45
... effectiveness of medications for rheumatoid arthritis (RA) due to the lack of a validated algorithm for this outcome We created and tested a claims -based algorithm to serve as a proxy for the clinical effectiveness ... administrative claims data To test the performance of the effectiveness algorithm and to see whether it was similar for non-biologic RA treatments, we performed a separate analysis of RA patients enrolled ... administrative data -based clinical effectiveness algorithm for use in future studies as a proxy for the clinical effectiveness of RA medications In this preliminary assessment of its performance, we...
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A web-based system for notifying environment violation.doc
Ngày tải lên :
27/10/2012, 16:40
... Web -based Geographic Information System 3.1 Geographic Information System overview 3.1.1 Definition Geographic Information system (GIS) is any system integrates hardware, software, and data for ... 3.2 Web -based Geographic Information System There are many kinds of GIS applications: desktop -based GIS, web -based GIS, and mobile -based GIS The most popular GIS applications are desktop -based, ... of Java Platform that runs on the web -based Java binary codes may be downloaded to browser before processing - Microsoft Silverlight: The newest web platform from Microsoft to perform logic process...
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Heat rate curve approximation for power plants without data measuring devices
Ngày tải lên :
05/09/2013, 14:58
... curve Heat rate curve approximation The most common method for heat rate curve approximation is the least squares fitting method Suppose that we are fitting m data points or measurements (based on ... can take values based on the required accuracy Both of the above approximations were applied for the approximation of the heat rate curve shown in Figure 2, which represents the performance of a ... work, a numerical method, based on the one-dimensional finite difference technique, was proposed for the approximation of the heat rate curve This method can be applied for power plants in which...
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XML for the world wide web
Ngày tải lên :
22/10/2013, 15:15
... inherent formatting: How can a browser know how to format the tag? The answer is it can't It is your job to specify how a given tag should be displayed While there are two main systems for formatting ... tools for working with XML documents are XSLT, or Extensible Stylesheet Language - Transformation, and XPath XSLT lets you extract and transform the information into any shape you need For example, ... its data is in the desired form There are two principal systems for writing schemas: DTDs and XML Schema A DTD, or Document Type Definition, is an old-fashioned, but widely used system of rules...
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Tài liệu Training document for the company-wide automation solution Totally Integrated Automation (T I A) doc
Ngày tải lên :
25/01/2014, 09:20
... be used as teaching tools for the theme Basics of STEP 7- Programming Therefore the modules A3, A4 and A5 represent the different alternatives to programming for the first time with STEP Module ... Guide for the training document Automation- and Drive Technology- SCE 3.4 Industrial Field Bus Systems The following modules can be used as teaching tools for the theme Industrial field bus systems ... components for the realization of this fully integrated automation These components are shown in the following modules in application Requirements: No practical application is generated in this...
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Tài liệu Báo cáo khoa học: "Generating Impact-Based Summaries for Scientific Literature" docx
Ngày tải lên :
20/02/2014, 09:20
... generate an impact -based summary We study how to incorporate features such as authority and proximity into the estimation of language models We propose and evaluate several different strategies for ... sensitivity of performance to these parameters In general, for a wide range of values of these parameters, the performance is relatively stable and near optimal Specifically, the performance is near ... the median length is sentences These 14 impact -based summaries are used as gold standards for our experiments, based on which all summaries generated by the system are evaluated This data set...
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Tài liệu Báo cáo khoa học: "Kernels on Linguistic Structures for Answer Extraction" doc
Ngày tải lên :
20/02/2014, 09:20
... etc Then, two PAS -based trees: Shallow Semantic Trees for SSTK and Shallow Semantic Trees for PTK, both based on PropBank structures (Kingsbury and Palmer, 2002) are automatically generated by ... similar concepts are expressed in a For example, let PTK(t1 , t2 ) = φ(t1 ) · φ(t2 ), where t1 and t2 are two syntactic parse trees If we map t1 and t2 into two new shallow semantic trees s1 and ... on two sources: Web documents by exploiting Google (code.google.com/ apis/) and the AQUAINT data used for TREC’07 (trec.nist.gov/data/qa) by exploiting Lucene (lucene.apache.org), yielding two...
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Tài liệu Báo cáo khoa học: "Statistical phrase-based models for interactive computer-assisted translation" pdf
Ngày tải lên :
20/02/2014, 12:20
... too similar They differ only in one or two words at the end of the sentence In order to solve this problem, the following procedure is performed: First, generate a hypotheses list using the N -best ... 2001) The experimental results have proved that the systems based on such models achieve a good performance, possibly, allowing a saving of human effort with respect to the classical post-editing ... reordering between two = argmax P r(tI )P r(sJ |tI ) (2) 1 sequences of word classes However, the lexical I,tI i+1 model continues to be based on word-to-word correspondence This formulation is very...
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Tài liệu Báo cáo khoa học: "Different Structures for Evaluating Answers to Complex Questions: Pyramids Won’t Topple, and Neither Will Human Assessors" docx
Ngày tải lên :
20/02/2014, 12:20
... that connect two or more entities All of these evaluations have employed the nugget -based methodology, which demonstrates its versatility and applicability to a wide range of information needs ... tell which systems generated what output Using these answers and searches performed during question development, the assessor creates a list of relevant nuggets A nugget is a piece of information ... (2006) Two scores were computed for each run submitted to the TREC 2006 main QA task: one based on the vital/okay judgments of the primary assessor (which we call the binary Fscore) and one based...
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