an exact method for the capacitated location routing problem

Ngày tải lên: 20/06/2014, 22:20

... lower tank. The advantages of this new system are: its easy manufacture; simple maintenance, limited to the periodic cleaning of the textile material; and its low consumption. On the other hand, ... making more interesting the idea of considering and analyzing the use of these devices. Another disadvantage is the water consumption associated to the operation of these systems, which is ... enters through the filters on the right side, and is driven by the fan through the horizontal paths of the plate heat-exchanger, where it is cooled. The return air, sucked by the upper fan, passes...

Ngày tải lên: 05/09/2013, 16:10

Ngày tải lên: 21/06/2014, 20:20

Ngày tải lên: 22/06/2014, 22:20

... responsible for the ESP course, subject teachers, and the second year students of library study.  To propose an appropriate ESP syllabus for the target students based on the relevant theories and the ... them share the same point of view and have the same expectation of the ESP course. And they all consider developing reading skills and specific vocabulary the most important objectives of the ... analysis, the aim and the objectives of the syllabus will be set up and the content of the syllabus will be selected and graded 1.2.5.1. Needs Analysis (NA) . Needs analysis is now seen as the logical...

Ngày tải lên: 07/11/2012, 14:36

Ngày tải lên: 11/12/2013, 23:51

Ngày tải lên: 11/12/2013, 23:51

... parallelepiped and QR approaches. 27 Approach II Let β max be the largest angle among the angles between every two columns of C. Let β min be the smallest such angle. Let θ, 0 < θ  π, be a constant. Select: if ... parallelepiped and QR-factorization methods may be necessary. ã When to switch from one method to the other? ã An eigenvalue, or stability type analysis of a combined approach may be necessary. 15 Now, for ... series + remainder term. ã The method does not impose restrictions on the size of the initial box. ã An automatic dierentiation package for computing Taylor coecients for the solution to Y  = A(t)Y...

Ngày tải lên: 12/01/2014, 22:02

... assay, the enzyme reaction product identified by GC-MS analysis, and the determination of released ammonia. The coupled enzyme assay revealed the mechanism of the deamination reaction and the subsequent ... deaminases [6,8,27] or to any other sequences available in FASTA and BLAST database programs at the DNA Data Bank of Jap an. Recently, we reported the cloning and s equencing of the gene encoding 4-amino-3-hydroxybenzoate ... succinate/glucose-grown cells; therefore, the s ynthesis of the e nzyme was indu cible. Table 1 shows a summary of a typical enzyme purification. The enzyme was purified 103-fold with an overall yield of 2%. The specific...

Ngày tải lên: 19/02/2014, 16:20

... graphs, the performance of the algorithm is compared to the confidence baseline (CB) and maximum recall (MR). The graphs on the right compare the filter precision of SEPA with that of the MR and CB ... algorithm A, an annotated training set TR, and an unannotated test set T E. The output provides, for each test sentence, the parse generated for it by A when trained on the full training set, and a ... perfor- mance, and (Becker and Osborne, 2005) suggested an active learning technique in which the agreement among an ensemble of bagged parsers is used to pre- dict examples valuable for human annotation....

Ngày tải lên: 20/02/2014, 12:20

... solutions for nancial services | 3 1. The Demand for SavingsServicesAmongst the Poor 1.1 Money Managers: The Poor and Their Savings – Stuart Rutherford This note, based on the seminal The Poor ... option for managing their liquidity, and that tiny savings accounts not only represent an important nancial service for the poor, but potentially, an important source of funds for MFIs. The full ... public. By the end of 2004, total deposits (from members and from the public) exceeded the value of loans outstanding for the rst time in the bank’s history. This completes the bank’s transition...

Ngày tải lên: 06/03/2014, 10:20

... edition cancels and replaces the third edition (ISO 6579:1993), which has been technically revised. Annexes A and B form a normative part of this Interntional Standard. Annex C is for information ... all information then available regarding the extent to which this horizontal method has been followed and the reasons for deviations from this method in the case of particular products. The ... suspension and decimal dilutions for microbiological examination — Part 4: Specific rules for the preparation of products other than milk and milk products, meat and meat products, and fish and fishery...

Ngày tải lên: 07/03/2014, 16:20

... marks, and other standard symbols on the one hand, and machine tokens on the other, is given in Figure 2 by the columns headed "Upper Case" and "Binary Code" (except for key ... Foundation for Advanced Study and Research, the United States Air Force, and the National Science Foundation. 1. This term was originated by C. S. Peirce. For an explanation of the underlying ... an operating auto- matic dictionary 2 and for basic research on the problems of automatic translation from Russian into English. The normal mapping be- tween numbers, letters of the Roman...

Ngày tải lên: 07/03/2014, 18:20

... 4397 Canadian Institutes for Health Research, the Canadian Foundation for Innovation, Genome Canada through the Ontario Genomics Institute, GlaxoSmithKline, Karolinska Institutet, the Knut and ... active form and were not further modified before kinetic analysis. Enzymatic activity of all wild-type EPH RTKs and EphA3 mutants (N830A and K785N) were determined using the ADP-Quest Kit and following ... mode of interaction between the RTK and the ephrin ligand; cells expressing and presenting the ligand interact with neighboring cells expressing transmembrane RTK, and this contact induces ‘bidirectional’...

Ngày tải lên: 16/03/2014, 02:20

... 2002) as the manual evaluation method. The range of the score of this method is between zero and 0.5. If the score is less than zero, it is changed to zero and if greater than 0.5 it is changed ... automatic methods have been evaluated by “Ranking”. This means that summarization systems are ranked based on the results of the automatic and manual methods. Then, the effectiveness of the automatic ... from other automatic methods, the method uses multiple manual evaluation results and estimates the manual scores of the summaries to be evaluated or the summarization systems. We therefore...

Ngày tải lên: 17/03/2014, 04:20

... dotplot before convolution; and (b) after convolution. 2.3 Convolution and local edge detection Convolution is the method of choice for enhancing and detecting the edges in an image. For noise ... 1991; Gale and Church 1991a; Simard, Foster and Isabelle 1992; Chen 1993), and for other language pairs such as English-German, English-Chinese, and English-Japanese (Church, Dagan, Gale, Fung, ... 1993) is based on the observation that there are many instances of. 297 should be effective to other language pairs. The prospects for English-Japanese or Chinese- Japanese, in particular,...

Ngày tải lên: 17/03/2014, 23:20

... crystallites. The physico-chemical properties of the selected solvent can also play an important role for orienting the structural form of the final material. Lu et al. [24] have underlined that the solvothermal ... synthesis of MnS can lead to meta- stable (b and c) or stable (a) structural forms versus the composition of the solvent. Using MnCl 2 Á 4H 2 O and SC(NH 2 ) 2 as reagents and either an hydrothermal ... increase the solubility of the reagents. In addition its complexing properties can play an important role in the reaction mechanisms. The complexing properties of the solvent can lead to the intermediate...

Ngày tải lên: 20/03/2014, 13:08

... bill—THACKERAY. The world's pomp and power sits there on this hand: on that, stands up for God's truth one man, the poor miner Hans Luther's son.—CARLYLE. They invited me in the emperor their ... How the possessive is formed. 62.As said before (Sec. 56), there are only two case forms. One is the simple form of a word, expressing the relations of nominative and objective; the other is formed ... in -man are not compounds of the English word man, but add -s; such as talisman,firman, Brahman, German, Norman, Mussulman, Ottoman. 51.Some groups pluralize both parts of the group; as man...

Ngày tải lên: 22/03/2014, 16:22

... included in the analysis: Austria, Belgium, Finland, France, Germany, Greece, Ireland, Italy, Luxembourg, Netherlands, Portugal, and Spain. The table shows the estimated coefficients and their significance ... occurred over the period of the analysis, as well as for economic and monetary regime changes, such as the creation of the monetary union and the introduction of the euro. A list of the variables ... 3 Mathias Trabandt, Ad van Riet, and an anonymous referee for helpful comments on a previous version of the paper. 2 European Central Bank, Fiscal Policies Division, Kaiserstrasse 29, D-60311 Frankfurt...

Ngày tải lên: 23/03/2014, 20:20