a comparison of permeability coefficients for excised skinfrom humans and animals

A Comparison of Event Models for Naive Bayes Text Classication potx

Ngày tải lên : 16/03/2014, 19:20

... the task of text classification in a Bayesian learning framework This approach assumes that the text data was generated by a parametric model, and uses training data to calculate Bayes-optimal estimates ... Proceedings of the 35th Annual Meeting of the Association for Computational Linguistics, 1997 Ray Liere and Prasad Tadepalli Active learning with committees for text categorization In AAAI-97, 1997 Andrew ... Thompson An analysis of Bayesian classifiers In AAAI-92, 1992 Leah S Larkey and W Bruce Croft Combining classifiers in text categorization In SIGIR-96, 1996 D Lewis and W Gale A sequential algorithm for...

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Báo cáo khoa học: "A Comparison of Chinese Parsers for Stanford Dependencies" ppt

Ngày tải lên : 23/03/2014, 14:20

... library for large linear classiﬁcation Journal of Machine Learning Research, 9:1871–1874, June Jan Hajiˇ , Massimiliano Ciaramita, Richard Johansson, c Daisuke Kawahara, Maria Ant` nia Mart´, Llu´s ... performance for all parsers; UAS and LAS are unlabeled and labeled attachment scores, respectively — the standard criteria for evaluating dependencies They can be computed via a CoNLL-X shared ... Table 3: Performance and efﬁciency for all parsers on CTB data: unlabeled and labeled attachment scores (UAS/LAS) are for both development and test data sets; parsing times (minutes:seconds) are...

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Báo cáo khoa học: "A Comparison of Event Models for Naive Bayes Anti-Spam E-Mail Filtering" potx

Ngày tải lên : 31/03/2014, 20:20

... 2000b Learning to filter spam e-mail: A comparison of a Naive Bayesian and a memory-based approach In H Zaragoza, P Gallinari, and M Rajman, editors, Proc Workshop on Machine Learning and Textual ... classify e-mail In Papers from the AAAI Spring Symposium on Machine Learning in Information Access, pages 18-25, Stanford, CA AAAI Press Thomas M Cover and Joy A Thomas 1991 Elements of InfOrmation ... models for Naive Bayes text classification In Proc AAAI-98 Workshop on Learning for Text Categorization, pages 41-48 AAAI Press Dunja Mladeni6 and Marko Grobelnik 1999 Feature selection for unbalanced...

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báo cáo hóa học:" A comparison of classification methods for predicting Chronic Fatigue Syndrome based on genetic data" potx

Ngày tải lên : 18/06/2014, 15:20

... the above procedure was repeated nine more times by leaving out a different tenth of data as testing data and different nine-tenths of the data as training data Finally, the average estimate ... two proposed feature selection approaches As indicated in Table 3, the average values of AUC for the SVM prediction models of linear, polynomial, sigmoid, and Gaussian radial basis function kernels ... adding an extra layer of feature selection on top of both the SVM and C4.5 decision tree algorithms was advantageous in both the hybrid and wrapper-based methods Additionally, in a pharmacogenomics...

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Báo cáo hóa học: " Research Article A Comparison of Detection Performance for Several Track-before-Detect Algorithms" doc

Ngày tải lên : 22/06/2014, 19:20

... false track count and the computation resource For comparison, a probabilistic data association ﬁlter with amplitude information (PDAF-AI) [28–30] was also run on the false track scenario PDAF-AI ... estimator For the special case of linear Gaussian statistics, the synthetic measurement is formed using a weighted arithmetic mean and a Kalman ﬁlter can be used as the estimator The quantisation ... then applies a grid-based state model for estimation [16–19] The association of the high number of measurements is handled using PDA An alternative version using PMHT for data association has also...

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Báo cáo lâm nghiệp: "A comparison of fitting techniques for ponderosa pine height-age models in British Columbia" potx

Ngày tải lên : 08/08/2014, 01:22

... was rejected as a stem analysis sample plot During the stem analysis sampling, each plot was re-visited and a diameter tally was taken for all trees in the plot The site tree was inspected again ... models It had the lowest mean error and mean squared error These are measures of bias and precision, respectively It also had the largest W-statistic for normality and the lowest average φ of the ... residuals in model (1) A different value of φ was estimated for each plot Height models have a deterministic and a stochastic part (ε) The stochastic part represents random effects, for example, abnormal...

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Báo cáo khoa học: "A comparison of transcranial Doppler with near infrared spectroscopy and indocyanine green during hemorrhagic shock: a prospective experimental study" ppsx

Ngày tải lên : 12/08/2014, 23:21

... intravascular catheters Statistical analysis Statistical comparisons were performed using commercially available statistics software (GraphPad Prism version 4.03 for Windows, GraphPad Software, ... Beer-Lambert law and absolute concentration changes are calculated by proprietary software (Hamamatsu Photonics) ICG was injected as bolus in the proximal port of the PAC at a dose of 0.1 mg·kg-1 and ... line) and at hemodynamic decompensation (orange line) Medical Systems, Natick, MA, USA) If cardiovascular variables or BIS indicated a reduced depth of anesthesia, additional propofol and sufentanil...

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A comparison of real and simulated designs for vibratory parts feeding

Ngày tải lên : 03/01/2014, 19:15

... Jayaraman Krishnasamy, Mark J Jakiela, and Daniel E Whitney Mechanics of vibration-assisted entrapment with application to design In International Conference on Robotics and Automation IEEE, April ... equivalence classes of stable states, and it then automatically categorizes the state (and hence, the equivalence class) of each part as the part exits the gate Experimental Results All of the ... systematic comparison of quasi-static algorithmic and Monte Carlo simulated approaches to physical experiments [13] Krishnasamy, Jakiela, and Whitney analyzed vibration-assisted entrapment of both...

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Tài liệu Báo cáo khoa học: "A Comparison of Alternative Parse Tree Paths for Labeling Semantic Roles" ppt

Ngày tải lên : 20/02/2014, 12:20

... for applications where lots of training data is available Discussion Annotated corpora of linguistic phenomena enable many new natural language processing applications and provide new means for ... 92.8% was achieved among annotators for the set of start and stop locations for arguments Examples of semantic role annotations in our corpus for each of the four predicates are as follows: [Arg0Those ... branches that are easiest to align with substrings that have been annotated with semantic role information? What is the relative precision and recall performance of parse tree paths formulated...

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Báo cáo khoa học: "A Comparison of Loopy Belief Propagation and Dual Decomposition for Integrated CCG Supertagging and Parsing" potx

Ngày tải lên : 23/03/2014, 16:20

... Thibaux, and D Klein 2006 Learning accurate, compact, and interpretable tree annotation In Proc of ACL A M Rush, D Sontag, M Collins, and T Jaakkola 2010 On dual decomposition and linear programming ... Hockenmaier and M Steedman 2002 Generative models for statistical parsing with Combinatory Categorial Grammar In Proc of ACL J Hockenmaier and M Steedman 2007 CCGbank: A corpus of CCG derivations and ... mirrored in the forward and backward messages, which are identical to Equations and 4, except that they also incorporate outside messages from the tree factor Once all forward-backward and inside-outside...

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Báo cáo khoa học: "A Comparison of Head Transducers and Transfer for a Limited Domain Translation Application" pptx

Ngày tải lên : 24/03/2014, 03:21

... Selection of a word and acceptor to start an entire derivation Monolingual Relational Models We can characterize the language models used for analysis and generation in the transfer system as quantitative ... "Grammatical Trigrams: A Probabilistic Model of Link Grammar" In Proceedings of the 1992 AAAI Fall Symposium on Probabilistic Approaches to Natural Language, 89-97 References Alshawi, H and A. L ... domain and test data, and using similar a u t o m a t a for analysis in the transfer system and transduction in the transducer system Another justification is that it was not necessary to make difficult...

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a comparison of neural network architectures for

Ngày tải lên : 28/04/2014, 10:10

... global analysis and structural analysis As an example of the first category, we find techniques such as template matching, moment invariant, mathematical transforms (Fourier, Walsh, Hadamard, ... degree of correlation between a feature’s template and the input image A value of indicates that a feature template did not match the digit image; a value of indicates a complete match; and values ... Shannon’s entropy It is a statistical measurement of the capability of a feature to separate digit classes If the information measure of a feature is high, it indicates that the feature is able...

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$báo cáo hóa học:" A comparison of two headless compression screws for operative treatment of scaphoid fractures" doc$

báo cáo hóa học:" A comparison of two headless compression screws for operative treatment of scaphoid fractures" doc

Ngày tải lên : 20/06/2014, 04:20

... idea for the study and was responsible for revision of manuscript The second author on the paper, JA, collected and analyzed the data and drafted the original manuscript He is also the contact author ... Dias JJ, Dhukaram V, Abhinav A, Bhowal B, Wildin CJ: Clinical and radiological outcome of cast immobilization versus surgical treatment of acute scaphoid fractures at a mean follow-up of 93 months ... The Acutrak screw has a head diameter of 4.1 mm and a tip diameter of 4.0 mm The variable thread pitch causes the screw to advance through the two bone fragments at different rates, causing gradual...

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$báo cáo hóa học:" A comparison of two headless compression screws for operative treatment of scaphoid fractures" pdf$

báo cáo hóa học:" A comparison of two headless compression screws for operative treatment of scaphoid fractures" pdf

Ngày tải lên : 20/06/2014, 07:20

... idea for the study and was responsible for revision of manuscript The second author on the paper, JA, collected and analyzed the data and drafted the original manuscript He is also the contact author ... Dias JJ, Dhukaram V, Abhinav A, Bhowal B, Wildin CJ: Clinical and radiological outcome of cast immobilization versus surgical treatment of acute scaphoid fractures at a mean follow-up of 93 months ... The Acutrak screw has a head diameter of 4.1 mm and a tip diameter of 4.0 mm The variable thread pitch causes the screw to advance through the two bone fragments at different rates, causing gradual...

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báo cáo hóa học:" Do visual analogue scale (VAS) derived standard gamble (SG) utilities agree with Health Utilities Index utilities? A comparison of patient and community preferences for health status in rheumatoid arthritis patients" pptx

Ngày tải lên : 20/06/2014, 15:20

... by a grant from the Canadian Arthritis Network (a National Centre of Excellence) Dr Marra is supported by a Canadian Arthritis Network Scholar Award, and a Michael Smith Foundation for Health ... determine quality of life of an individual are captured and summarized as a global score In VAS and SG valuation methods, however, the individual evaluates his or her own health state based on a holistic ... between VAS and HUI scores and compared them with ICCs between SG and HUI scores (results not shown) In all three assessments (A, B and C) and for both HUI2 and HUI3, transformation of VAS values...

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a comparison of sip and h.323 for internet telephony

Ngày tải lên : 08/07/2014, 17:03

... contacts the callee, the callee can redirect the caller to a number of different locations Each of these locations can be an arbitrary URL, and contains additional information about the terminal ... SIP servers and gateways will need to handle many calls For large, backbone IP telephony providers, the number of calls being handled by a large server can be signiﬁcant In SIP, a transaction through ... hierarchical namespace, and new feature names can be registered with IANA This means that any developer can create new features in SIP, and then simply register a name for them Compatibility...

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Báo cáo khoa học: "A comparison of five indirect methods for characterizing the light environment in a tropical fores" pptx

Ngày tải lên : 08/08/2014, 14:21

... bulldozer paths in Sabah, Malaysia, For Ecol Manag 130 (2000) 213–225 [35] Planchais I., Pontailler J.Y., Validity of leaf areas and angles estimated in a beech forest from analysis of gap frequencies, ... image analysis and mapped tree data, For Ecol Manag 149 (2001) 217–233 [41] Smith A. P., Hogan K.P., Idol J.R., Spatial and temporal patterns of light and canopy structure in a lowland tropical ... in the same way The relationship between light variables and quantitative stand variables (ND and BD) was tested with Pearson’s correlation coefficient, whereas an analysis of variance was used...

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Báo cáo khoa học: " A comparison of mantle versus involved-field radiotherapy for Hodgkin''''s lymphoma: reduction in normal tissue dose and second cancer risk" docx

Ngày tải lên : 09/08/2014, 10:21

... treatment In contrast, clinical trial datasets contain detailed information regarding initial treatment and may potentially facilitate detailed analyses of the association between specific treatments ... Milpitas, CA) Calculating radiation dose to normal tissues Contouring of the thyroid gland, bilateral female breasts, bilateral lungs, the whole heart, and the proximal coronary arteries (PCA) was ... coordinated the study and helped to draft the manuscript MP, RKS, DJB, TX, JC participated in data analysis TTH, MH, NP participated in data collection All authors read and approved the final manuscript...

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Báo cáo khoa học: " Optimal organ-sparing intensity-modulated radiation therapy (IMRT) regimen for the treatment of locally advanced anal canal carcinoma: a comparison of conventional and IMRT plans" ppsx

Ngày tải lên : 09/08/2014, 10:21

... N2-3/T4 group Arm A, blue; arm B, brown; arm C, yellow; arm D, green Discussion Concurrent chemoradiation is the established standard of care for locally advanced carcinoma of the anal canal Attempts ... in all treatment plans Figures and depict mean DVHs by treatment arm for OAR according to treatment groups Additional comparison between IMRT plans We carried out comparisons of all evaluated ... by a three-dimensional cm margin, the anal canal, and the draining lymphatic regions, including the perirectal, internal iliac, external iliac, obturator and inguinal lymphatics in all cases For...

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Báo cáo sinh học: "A comparison of four systems of group mating for avoiding inbreeding" pdf

Ngày tải lên : 09/08/2014, 18:22

... but also much easier to practise than random mating of the whole population (Rochambeau and Chevalet, 1990) Maintenance in different locations has the additional merit of reducing the risk of accidental ... value c G as ) C (AF is c obtained, with A showing the largest eigen value of t’ Introducing OF and AF as the average rate of inbreeding per generation and inbreeding at generation t’ within a ... generation The large positive values of AF are followed by large negative values, indicating that the inbreeding t’ coefficient increases in a cyclically oscillating pattern of rise and fall AF takes...

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