a pyramid based watermarking technique for digital images copyright protection using discrete wa
Báo cáo hóa học: " Research Article Peak-Shaped-Based Steganographic Technique for JPEG Images" pdf
... that contains 2000 images taken from BOWS-2 database [11] All the images are natively in lossless format and grayscaled Image dimensions are 512 × 512 pixels The images are converted in JPEG format ... technique is evaluated by calculating the PSNR on an image database and performing the state-of-the-art steganalytical test described in [10] In each test PSB outperforms the original Modelbased ... evaluation is performed as follows: (viii) the header is inspected so as to read the message length and to extract the message (i) the image database is split in a training set (1300 images) and...
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Báo cáo hóa học: " Research Article A SystemC-Based Design Methodology for Digital Signal Processing Systems" potx
... evaluation Finally, any selected implementation can be automatically mapped efficiently onto an FPGA -based platform library are either written by hand using a hardware description language or can ... performance of a design point: (1) by simulation and (2) by analytical methods Simulation -based approaches permit a more detailed performance evaluation than formal analyses as the behavior and ... digital signal processing algorithms automatically to an FPGA platform Compaan/Laura [18] automatically converts a Matlab loop program into a KPN network This process network can be transformed...
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Tài liệu GIVING CREDIT WHERE CREDIT IS DUE: CREATING A COMPETENCY-BASED QUALIFICATIONS FRAMEWORK FOR POSTSECONDARY EDUCATION AND TRAINING pdf
... competency -based framework within which states and institutions can award educational credit for academic-equivalent competencies mastered through formal and informal occupational education and training ... credentials are expensive These pathways are not always available in all locations and competencies And analyses of job task analyses and knowledge, skills, and abilities are sometimes defined or assessed ... Council for Adult and Experiential Learning (CAEL) has established and disseminated standards for awarding credit through prior learning assessment It has also trained faculty evaluators and conducted...
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Tài liệu Báo cáo khoa học: "MemeTube: A Sentiment-based Audiovisual System for Analyzing and Displaying Microblog Messages" pdf
... similar to what many people have proposed for evaluation (Davidov et al 2010; Sun et al 2010; Bifet and Frank 2010; Go et al 2009; Pak and Paroubek 2010; Chen et al 2010) We use data from January ... recognition We also integrate the sentiment-detection system with a real-time rule -based harmonic music and animation generator to display streams of messages in an audiovisual format Conceptually, ... la 2009 Barbosa and Feng Related works can be divided into two parts: sentiment classification in microblogs, and sentimentbased audiovisual presentation for social media For the first part, most...
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Tài liệu Báo cáo khoa học: "A Phrase-based Statistical Model for SMS Text Normalization" ppt
... a consensus translation technique to bootstrap parallel data using off-the-shelf translation systems for training a hierarchical statistical translation model for general domain instant messaging ... Text Paraphrasing Problem Others may regard SMS normalization as a paraphrasing problem Broadly speaking, paraphrases capture core aspects of variability in language, by representing equivalencies ... transformations SMS Normalization We view the SMS language as a variant of English language with some derivations in vocabulary and grammar Therefore, we can treat SMS normalization as a MT problem...
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Tài liệu Báo cáo khoa học: "A text-based search interface for Multimedia Dialectics" ppt
... offsets Also, the user may watch the video clips of the modalities that participate in the relation (e.g a particular gesture) and/or a static image (keyframe) of a participating image region (e.g a ... cross-lingual information resources for automatically expanding and generalising the data (semantic relations) one can mine from the corpus Figure 1: The COSMOROE cross-media relations For annotating a ... Further details on the hit, i.e information an advanced user would get, are available following the advanceinformation link The use of semantic relations in multimedia data, in this case, is hidden...
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Báo cáo khoa học: "A Web-based Evaluation Framework for Spatial Instruction-Giving Systems" docx
... Tasks and Comparative Evaluation in Natural Language Generation Robert Dale, Sabine Geldof, and Jean-Philippe Prost 2003 CORAL : Using Natural Language Generation for Navigational Assistance In Proceedings ... Learning and evaluation In Proceedings of Interspeech/ICSLP, pages 1065–1068 54 Harlan Hiley, Ramakrishna Vedantham, Gregory Cuellar, Alan Liuy, Natasha Gelfand, Radek Grzeszczuk, and Gaetano ... Virtual Worlds In Workshop on Shared Tasks and Comparative Evaluation in Natural Language Generation Rainer Malaka and Er Zipf 2000 Deep Map - challenging IT research in the framework of a tourist...
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Báo cáo khoa học: "A Class-Based Agreement Model for Generating Accurately Inflected Translations" pptx
... ACL N Habash and F Sadat 2006 Arabic preprocessing schemes for statistical machine translation In NAACL H Hassan, K Sima’an, and A Way 2007 Supertagged phrasebased statistical machine translation ... The alignment template approach to statistical machine translation Computational Linguistics, 30(4):417–449 F J Och, D Gildea, S Khudanpur, A Sarkar, K Yamada, A Fraser, et al 2004 A smorgasbord ... 2011 An exponential translation model for target language morphology In ACL-HLT C Tillmann 2004 A unigram orientation model for statistical machine translation In NAACL K Toutanova, H Suzuki, and...
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Báo cáo khoa học: "The Best of Both Worlds – A Graph-based Completion Model for Transition-based Parsers" pot
... calculating the update Zhang and Clark compare aspects of transition -based and graph -based parsing, and end up using a transition -based parser with a combined transition -based/ second-order graph -based ... transition -based strategy, the integrated algorithm we are looking for has to be transition -based at the top level The advantages of the graph -based approach – a more globally informed basis for ... Transition -Based Parser for 2-Planar Dependency Structures In ACL, pages 1492–1501 J Hajiˇ , M Ciaramita, R Johansson, D Kawahara, c M Ant` nia Mart´, L M` rquez, A Meyers, J Nivre, o ı a ˇe a S Pad´...
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Báo cáo khoa học: "Toward a Plan-Based Understanding Model for Mixed-Initiative Dialogues" pptx
... stack depends upon which domain plan schemata are available in a speaker's domain plan library, we assume that a rational agent would have a schema containing the plan to attend a conference, A ... data: 1) an extraction from a Japanese dialogue in the conference registration domain, and 2) an extraction from a Spanish dialogue in the travel agency domain SpA and SpB refer to Speaker A and ... of dialogue understanding [Litman and Allen, 1987] assumes a single plan library that contains the domain plans of the two speakers, and a shared plan stack mechanism to track the current plan...
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Báo cáo khoa học: "A Figure of Merit Technique for the Resolution of Non-Grammatical Ambiguity" ppt
... Collection and Organization of Data on Word Occurrences In order to assign relative probability measures to a fairly large number of target equivalents, a statistical analysis was performed manually ... data from a much larger sample than the one that was used in the above calculations Such a RESOLUTION OF NON-GRAMMATICAL AMBIGUITY collection of data could be done by means of a computer By using ... (of)(to /for) (by/with/as) ALGAE/WATER-PLANT ALGAE-COLONY; * The “simulated” translation simulates the output from a computer with all the superfluous target equivalents retained A slash “/” between words indicates...
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Báo cáo khoa học: "LIMITS OF A SENTENCE BASED PROCEDURAL APPROACH FOR ASPECT CHOICE IN GERMAN-RUSSIAN MT" potx
... to Variant (lb) is a good translation if the sentence can be active transformation (if necessary) or structural transfer related to a parallel situation or to an action going on simultaneously: ... result 'The Trabant car was sold in the GDR.' In a context like "Au{3erhalb des Landes stieB der Trabant aufAbsatzschwierigkeiten." 'Abroad the Trabant car met with sales resistance.' sentence ... non-resultative activities are always translated by a Russian verb in imperfective aspect form, e.g arbeiten 'to work' - > pa6OTaTT~ A contrasting class of verbs (siegen 'to win', erreichen 'to achieve')...
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báo cáo sinh học:" How labour intensive is a doctor-based delivery model for antiretroviral treatment (ART)? Evidence from an observational study in Siem Reap, Cambodia" potx
... data collection, analysed the data, and wrote successive drafts of the manuscript Katharina Kober participated in the design of the study, participated in data collection and data analysis, and ... of care, but also at the level of care teams, health care facilities, and support systems These different layers of learning and adaptation can potentially have a multiplication effect, and may ... D, Hildebrand K, Boulle A, Maartens G, Louis F, Labatala V, Reuter H, Ntwana N, Goemaere E: Outcomes after two years of providing antiretroviral treatment in Khayelitsha, South Africa AIDS 2004,...
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Báo cáo hóa học: " Research Article A Sociability-Based Routing Scheme for Delay-Tolerant Networks" doc
... [14], cars act as data mules and employ a carry-and-forward paradigm to transfer data packets to a portal Finally, in [15], opportunistic data delivery is studied when both traditional routing and ... delay-tolerant applications A variety of measurements have been made recently available on the Internet [3, 26] in the form of traffic traces or contact patterns When a historical database of contacts ... delay) and is started at a random time on the first day of traced period We set a timeout of day and a transmission range TR = 500 meters This value is in accordance, for example, with the standard...
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Web-Based Learning Environment: A Theory-Based Design Process for Development and Evaluation pdf
... The overall quality of the user interface system was evaluated by the interface expert Statistical analysis was not performed as the data was obtained only one time from the SMEs The Navigation ... Accuracy was based on the occurrence of acceptable ideas in the participant’s responses To compute a score for a participant, initial knowledge and recall were measured by the participant’s ability ... clear, the content was logical, the program was interactive and the navigation was easy Some 60% to 100% rated the quality of the text, graphics, and interface as or above on a scale of to (The first...
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Báo cáo khoa học: " Systematisation of spatial uncertainties for comparison between a MR and a CT-based radiotherapy workflow for prostate treatments" pptx
... KR, Takai Y, Mitsuya M, Nemoto K, Ogawa Y, Yamada S: Evaluation of inter- and intrafraction organ motion during intensity modulated radiation therapy (IMRT) for localized prostate cancer measured ... Vidakovic S, Jans HS, Alexander A, Sloboda RS: Post-implant computed tomography-magnetic resonance prostate image registration using feature line parallelization and normalized mutual information ... Parker CC, Damyanovich A, Haycocks T, Haider M, Bayley A, Catton CN: Magnetic resonance imaging in the radiation treatment planning of localized prostate cancer using intra-prostatic fiducial...
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báo cáo khoa học: "A homoharringtonine-based induction regimen for the treatment of elderly patients with acute myeloid leukemia: a single center experience from China" pptx
... CR as the following: HA regimen as described above, DA (DNR, 30 mg/m2 daily for days, Ara-C 100 mg/m2 daily for days) or IDA (idarubicin, mg/m2 daily for days, Ara-C 100 mg/m2 daily for days), ... days), EA (etoposide, 60 mg/m2 daily for days, Ara-C 100 mg/m2 daily for days) and MA (mitoxantrone mg/ m2 daily for days, Ara-C 100 mg/m2 daily for days) by turns In patients older than 70 years, ... Coso D, Bardou VJ, Stoppa AM, Braud AC, Bouabdallah R, Sainty D, Mozziconacci MJ, Lafage M, Damaj G, Blaise D, Gastaut JA, Maraninchi D: The benefit of induction chemotherapy in patients age > or...
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báo cáo khoa học: "A nanoparticle-based immobilization assay for prion-kinetics study" pps
... heated at 80°C for 35 under continuous mixing and washed times in water and several times in ethanol During washing, the magnetic nanoparticles were separated from the washing liquid using a magnetic ... (Biorad FTS 6000, Cambridge, MA) The samples for TEM analysis were prepared as follows: a drop of magnetic nanoparticles was dispersed in nanopure water and the resulting solution was sonicated for ... metal nanoparticles could serve as potential carriers and/or anchor materials for biomolecules Magnetic nanoparticles for example have been reported as support structures for biological materials...
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Báo cáo sinh học: "ANMM4CBR: a case-based reasoning method for gene expression data classification" docx
... approach and the classifier List of abbreviations ANMM4CBR: additive nonparametric margin maximization for case -based reasoning; ANMM: additive nonparametric margin maximization; NMM: nonparametric ... normalization method as in [19], which includes base 10 log-transformation as well as normalization to mean and variance For the data that contains negative values, we not perform log-transformation ... part for testing For each method, this procedure was repeated for 100 times, and the averages and standard deviations of accuracy were taken for performance evaluation Results Similar to that...
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