natural enrichment of arsenic in groundwaters of brahmanbaria district bangladesh geochemistry speciation modeling and multivariate statistics
Niche Modeling: Predictions From Statistical Distributions - Chapter 1 doc
... new range and I is intersection area The change in the areas of intersection of a square and circle for different shifts (s) and widths (r) Combined effect of shift and width ... temperature and rainfall) at three response points Solid and dashed lines are climate principles; dotted lines the response of the proxies 9.6 Example of fitting a quadratic model of ... texts and manuals, students and researchers may successfully niche modeling for the first time Successful niche modeling also requires an understanding of the limitations and potential pitfalls of...
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Niche Modeling: Predictions From Statistical Distributions - Chapter 4 pptx
... Taylor and Francis Group, LLC 58 4.7 Niche Modeling Data mining Data mining is the automated search for patterns in large amounts of data A couple of aspects of niche modeling make data mining potentially ... assumptions, methodology and representation of intuitive understanding of the concept of a niche The chapter concludes with a proof of the lack of continuity of the standard definition of environmental ... systems Data mining is often distinguished from conventional niche modeling in that a sequential approach to including variables in the model is used It may also be the said that data mining generally...
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Niche Modeling: Predictions From Statistical Distributions - Chapter 8 docx
... window of values is calculated at every position in the series In R this is done with the filter command, the filter being determined by a list of numbers to use as coefficients in a summation – in ... the raw and smoothed data Both r2 and RE statistics erroneously indicate skill of the random model on in- range data TABLE 8.1: 8.4.1 Period Training Test Training smooth Test smooth R2 0.50 0.51 ... value of a series Xt at time t is dependent on its previous value Xt−1 and the random variable a has a difference of one In the following Xt is a function of the partial sum of all terms preceding...
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Niche Modeling: Predictions From Statistical Distributions - Chapter 9 pdf
... Niche Modeling ? tree−rings temperature ? C time FIGURE 9.3: Idealized chronology showing tree-rings and the two possible solutions due to non-linear response of the principle (solid and dashed line) ... the two, temperature and rainfall principles Thus niche modeling demonstrates its usefulness as a theory for explaining aspects of ecology not previously explained in the linear model 9.1.4 Cubic ... three response points Solid and dashed lines are climate principles; dotted lines the response of the proxies We now examine the consequences of reconstructing temperatures from non-linear responses...
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Niche Modeling: Predictions From Statistical Distributions - Chapter 10 ppt
... as the SSS, CRU and the random walk would maintain high standard errors of the mean with increasing sample size This means that where a series has a high H, increasing numbers of data not decrease ... uncertainty in the mean very much Alternatively, there are few effective points At the level of the CRU of H = 0.95 the uncertainty in a mean value of 30 points is almost as high as the uncertainty in ... irrespective of scaling in space and/ or time, such as variance or autocorrelation This can provide very concise descriptions of behaviour of widely varying scales, such as the ‘burstiness’ of internet...
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Statistical size distributions in economics & actuarial sciences (2003)
... sizes of the firms involved and the degree of concentration in the industry In recent years, for example, the Department of Justice challenged mergers in railroads, banks, soft drink, and airline industries ... policy-making In economic and social statistics, the size distribution of income is the basis of concentration and Lorenz curves and thus at the heart of the measurement of inequality and more ... level to obtain the fraction of all income earners composed of high-income earners If we let x1 , x2 , , xn indicate incomes of progressively increasing amounts and r the number of income earners,...
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Tài liệu Báo cáo khoa học: "Generating statistical language models from interpretation grammars in dialogue systems" potx
... M and Hockey B.A 2003 Transparent combination of rule-based and data-driven approaches in speech understanding In Proceedings of EACL Jelinek, F and Mercer, R 1980 Interpolated Estimation of ... Adding Intelligent Help to Mixed Initiative Spoken Dialogue Systems In Proceedings of ICSLP-2002 63 Hacioglu K and Ward W 2001 Dialog-context dependent language modeling combining n-grams and ... Reordering Using Linear Regression In Proceedings of Eurospeech 2001 Aalborg, Denmark, pp 1829–1832 Clarkson P.R and Rosenfeld R 1997 Statistical Language Modeling Using the CMU-Cambridge Toolkit In...
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Báo cáo khoa học: "Syntax-to-Morphology Mapping in Factored Phrase-Based Statistical Machine Translation from English to Turkish" ppt
... transformations, we randomly generated 10 training, test and tune set combinations For each combination, the latter two were 1000 sentences each and the remaining 50712 sentences were used as training sets.9,10 ... Annual Meeting of the Association for Computational Linguistics, pages 25–32 Alexander Fraser 2009 Experiments in morphosyntactic processing for translating to and from German In Proceedings of the ... statistical machine translation In Proceedings of HLT/NAACL-2004 – Companion Volume, pages 57– 60 Mei Yang and Katrin Kirchhoff 2006 Phrase-based backoff models for machine translation of highly in ected...
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Báo cáo khoa học: "Deep dependencies from context-free statistical parsers: correcting the surface dependency approximation" pptx
... deterministic positioning of trace insertion in the treebank In each case we use a loglinear model for node classification, with a combination of quadratic regularization and thresholding by individual ... with a trace tagger In Proceedings of EMNLP Dienes, P and Dubey, A (2003b) Deep processing by combining shallow methods In Proceedings of ACL Dubey, A and Keller, F (2003) Parsing German with sisterhead ... prevent overfitting In the second and third parts of phases and 3, when determining an originating site or controller for a given node N, or an insertion position for a node N in N, we use a competition-based...
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Báo cáo khoa học: "Power-Law Distributions for Paraphrases Extracted from Bilingual Corpora" pdf
... merged component Dj contains all vertices and edges of Di and Dj and new edges, which are formed according to the rule: if u is a vertex of Di and v is a vertex of Dj and (u, v) is a phrase-table ... dual role of carrying syntactic information and smoothing From eqn (3) it can be deduced that, if for a phrase s, the amount of its outgoing weights is close to the amount of its incoming weights, ... effect of eqns (4)–(6) in the case where the neighborhood of s has unreliable strengths: In a random walk the feature vertices of s will be preferred and the resulting similarities between s and...
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Báo cáo khoa học: "Are These Documents Written from Different Perspectives? A Test of Different Perspectives Based On Statistical Distribution Divergence" ppt
... Wiley Minqing Hu and Bing Liu 2004 Mining and summarizing customer reviews In Proceedings of the 2004 ACM SIGKDD International Conference on Knowledge Discovery and Data Mining Roger C Schank and ... facts from opinions and identifying the polarity of opinion sentences In Proceedings of the Conference on Empirical Methods in Natural Language Processing (EMNLP-2003) Tony Mullen and Nigel Collier ... learning subjective language (Wiebe et al., 2004), identifying opinionated documents (Yu and Hatzivassiloglou, 2003) and sentences (Riloff et al., 2003; Riloff and Wiebe, 2003), and discriminating...
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Báo cáo khoa học: "Bootstrapping Statistical Parsers from Small Datasets" pptx
... 90 100 Co-training rounds Figure 6: Co-training compared with self-training The upper curve is for co-training between Collins-CFG and LTAG; the lower curve is selftraining for Collins-CFG Figure ... coverage of English grammars In Proceedings of DARPA Speech and Natural Language Workshop, pages 306-311 Avrim Blum and Tom Mitchell 1998 Combining labeled and unlabeled data with co-training In Proceedings ... Computational Linguistics, 19(2): 313-330 Kamal Nigam and Rayid Ghani 2000 Analyzing the effectiveness and applicability of co-training In Proceedings of the 9th International Conference on Information and...
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Báo cáo hóa học: "Research Article Statistical Real-time Model for Performance Prediction of Ship Detection from Microsatellite Electro-Optical Imagers" docx
... scenario of Tables and (wake width of 40 m and sea state 5) (a) MTF not included in the model, (b) MTF included, and (c) MTF and line detection algorithm included EURASIP Journal on Advances in Signal ... R Watkins, D Clement, and W R Reynolds, Eds., vol 5431 of Proceedings of SPIE, pp 270–278, Orlando, Fla, USA, April 2004 C Cochin, T Landeau, G Delhommeau, and B Alessandrini, “Simulator of ocean ... percentage of the length of the line in the original image that effectively crosses a line in the original image Hence, this curve exhibits a maximum when the line is confounded with the wake Instead of...
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Báo cáo hóa học: " From Matched Spatial Filtering towards the Fused Statistical Descriptive Regularization Method for Enhanced Radar Imaging" pot
... honors) in radio engineering in 1976, the Candidate of Sciences degree (Ph.D degree equivalent in the ex-USSR) in radio systems in 1980, and the Doctor of Sciences degree (doctoral grade of excellence ... Shkvarko and I E Villalon-Turrubiates, “Intelligent processing of remote sensing imagery for decision support in environmental resource management: a neural computing paradigm,” in Proceedings of Information ... for solving the nonlinear inverse problem of estimation of the SSP of the backscattered wavefields via space-time processing of the finitedimensional space-time measurements of the imaging radar...
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Báo cáo y học: "A statistical approach for detecting genomic aberrations in heterogeneous tumor samples from single nucleotide polymorphism genotyping data" pot
... the utility of inferring both baseline ploidy and normal contamination within an integrated framework since the ploidy status and tumor purity of actual clinical cancer samples are often unknown ... number profile for both cell lines (SW837/SW403) even in the presence of increasing levels of normal DNA contamination If normal contamination or baseline correction estimation is not used incorrect ... genomic copy number and LOH pro ling of heterogeneous tumors using SNP arrays Using formal statistical modeling we are able to jointly consider a number of complex factors arising in SNP array-based...
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Báo cáo y học: "Results from the national sepsis practice survey: predictions about mortality and morbidity and recommendations for limitation of care orders" docx
... when such information is uncertain [3] Such early provision of prognostic information and shared decision-making, including clinician recommendations about appropriate treatments and goals of care, ... September, 2007, we mailed self-administered surveys including a letter explaining the study purpose and a stamped return envelope The initial mailing included $10 cash incentive Non-respondents received ... difference in baseline mortality between pairs of vignettes of interest with a twosided alpha of 0.05 and power of 0.8 and expected a 50% response rate This required an estimated sample of 355 completed...
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Báo cáo y học: "inferring steady state single-cell gene expression distributions from analysis of mesoscopic samples" docx
... (remaining wells were devoted to obtaining measurements for standard curves and negative controls) Regression modeling Figure represents curves fitted using simple linear regression modeling of ... mean values of X and X Estimates of these parameters were 0.05195 and 10.69 (moreover the relative mixing proportions were 0.0001 and 0.9999), indicating strongly in favor of the first interpretation, ... (POLH); zinc finger, CCHC domain containing (ZCCHC7) We based our gene selection based on 'known' levels of expression (ACTB and GAPDH are oft-cited examples of highly expressed genes and PIK3...
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Formulas from combustion Analysis
... kinh nghi m CH2O B áp d ng vào công th c nên ta tìm Công th c phân t tìm c công th c phân t , tr c h t ph i xác nh c công th c kinh nghi m( SGK g i công th c chung, ây ã dùng tên công th c kinh ... Làm tròn s ho c dùng phân s t i gi n áp d ng vào công th c ó công th c kinh ghi m c a h p ch t CH2 Ví d Tìm công th c kinh nghi m c a h p ch t ch a cacbon, hydro, oxy n u 1.000g h p ch t em t ... nghi m).Thì nh ng thông tin v kh i l ng mol ( kh i l ng mol kh i l ng c a mol ch t kh o sát) r t c n thi t cho vi c gi i nh ng d ng toán có c công th c phân t t công th c kinh nghi m, tr c h t ph...
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How to setup a Linux system that can boot directly from a software RAID
... up and running, and can be checked looking at /proc/mdstat and using mdadm command Before setting up GRUB, the resync of the RAID devices must be completed, otherwise the procedure may work incorrectly, ... existing data of partitions involved in the process will be lost), and delete or resize existing partitions to create space for the software RAID partitions If the disks already contain software ... provides, the installation of the system starts: Notice that while the system is installing, the software RAID transparently initializes the RAID devices: Finally restart the system: Enabling boot...
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Cambridge.University.Press.Allegories.of.Union.in.Irish.and.English.Writing.1790-1870.Politics.History.and.the.Family.from.Edgeworth.to.Arnold.Oct.2000.pdf
... lyric, ‘‘Act of Union’’ (), the coupling of England and Ireland issues in the conception of ‘‘an obstinate fifth column,’’ ‘‘the heaving province’’ of Ulster.¹ Identifying the masculine position ... Allegories of Union in Irish and English writing English discursive violence, another legacy of the rhetoric of empire as it has been institutionalized in ways of speaking and writing, learning and ... the landed protestant minority in Ireland and the British government in the s, especially in view of the threat from France And each dominant force moved in its own way – and in its own interests...
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