commodity flow problems and algorithms for their solving

... electricity and gas networks are modelled jointly Forecasting in energy is applied for electricity and fuel price, renewable energy sources availability and weather Although complex models and algorithms ... (8), and (9) for all buses and by (10) and (11) for all branches Generator capability constraints given by (13)–(14) for all generating units Voltage constraints at the slack, generator, and load ... (8), and (9) for all buses and by (10) and (11) for all branches Real power generation values except at the slack bus Reactive power constraints for voltage-controlled buses given by (14) Slack and...

Ngày tải lên: 19/08/2014, 11:46

... understand how to set up, operate, and succeed with local “angel capital” networks and, on the other hand, to train small business owners how to find investors, understand their expectations, and ... University in Maryland Perhaps it could serve as a focal point for foundation and governmental support behind a comprehensive effort to catalog these efforts and to quantify and compare results ... management counseling and workforce training, leverages the broader educational strengths of the institution for knowledge transfer — and can occur both for companies based on research and ideas created...

Ngày tải lên: 20/02/2014, 19:20

... A3 mandatory Skip mandatory R2 mandatory restricted mandatory D1 D2 D3 Fig Abstract example introducing the schema level of the case handling meta model mandatory for A1, A2 and A3 D2 is mandatory ... mandatory for A2, and D3 is restricted for A3 Since D1 is mandatory for A1, the form definition F1 associated with A1 holds a field for D1 However, there is also a field for D2 in that form The knowledge ... definitions and data object definitions As indicated above, D1 is mandatory for A1, A2 and A3, D2 is mandatory for A2, while D3 is restricted for A3 D0 and D4 are free data elements, which appear in form...

Ngày tải lên: 15/03/2014, 21:20

... accuracy of our model for integrated morphological and syntactic parsing First and foremost, we currently know of no other same effort in parsing the structures of Chinese words, and we have to annotate ... single characters For example, 擌懂 ‘ism’ as in 她㦓擌懂 ‘modernism’ is a well known and very productive suffix Also, we can see that rules (4) and (5) are recursive and hence can handle words with very ... segmented into a surname and a given name in the Peking University corpus For some applications such as information extraction, the former segmentation is adequate, while for others like machine...

Ngày tải lên: 17/03/2014, 00:20

... ligands ) including O2 and CO to the ferrous form and H2O, OH, N3 and CN to the ferric form ) cannot gain access to the closed haem pockets of haemoglobin as in the case of myoglobin Karplus and ... O-2 and O-1 (3.4 and 3.2 A, respectively), indicating that the hydrogen bond, even if formed, must be very weak Recently, Lukin et al [28] claimed that a hydrogen bond is formed between O2 and ... at position 58 for the a chain and at position 63 for the b chain, appears to participate by a proton-relay mechanism the same as in mammalian oxymyoglobins [21,24] Indeed, random and undirected...

Ngày tải lên: 17/03/2014, 10:20

... by firmly established algorithms, standardized measures and outcomes, and are designed to treat large numbers of patients with few resources On the other hand, HIV care and treatment programs ... various collaborative and integrative efforts at the healthcare delivery level in urban and rural areas have been carried out or are ongoing In Rwanda, integration of TB and HIV services at a ... patients, and to expand the number of trained TB treatment providers and directly observed therapy sup- http://www.jiasociety.org/content/9/3/62 porters As HIV programs establish their care and treatment...

Ngày tải lên: 20/06/2014, 08:20

... required for vacuolar sorting and efficient budding of HIV-1 progeny [49], and the chemokine receptor CCR5, required as a coreceptor for HIV-1 cell entry [50] Conclusions Currently, our understanding ... research and development Several strategies have emerged over the years and are being tested pre-clinically and clinically They include: antisense-oligonucleotides (AS-ONs), ribozymes, and recently, ... straightforward drug design and quick route to identify drug leads However, the challenges have been to improve potency, pharmacokinetics and, most importantly, intracellular delivery of the drug candidates...

Ngày tải lên: 18/06/2014, 22:20

... required for vacuolar sorting and efficient budding of HIV-1 progeny [49], and the chemokine receptor CCR5, required as a coreceptor for HIV-1 cell entry [50] Conclusions Currently, our understanding ... research and development Several strategies have emerged over the years and are being tested pre-clinically and clinically They include: antisense-oligonucleotides (AS-ONs), ribozymes, and recently, ... straightforward drug design and quick route to identify drug leads However, the challenges have been to improve potency, pharmacokinetics and, most importantly, intracellular delivery of the drug candidates...

Ngày tải lên: 20/06/2014, 04:20

... the purinic nucleotides useful for DNA and RNA synthesis, and inosine that will be degraded into hypoxanthine and xanthine and finally into uric acid Hypoxanthine and guanine may enter in a salvage ... risk of accumulation and toxicity Uric acid can determine the renal impairment in different ways: the local and direct obstruction and toxicity on tubules and the local and systemic inflammation ... possible rise of uric acid and acute arthritic attack PEG-uricase, the long-acting form, seems to better control gout that non-pegylated form The need for a daily administration and the increased probability...

Ngày tải lên: 31/10/2012, 14:59

... go of all these wounds and burdens, and instantly feel lighter and stronger to move forward Forgiving does not mean forgetting It means we're willing to let go of the past and willing to give ourselves ... successful and happy are people who have mastered change They not stay in their old comfort zones for they understand that in order for growth to occur, they must have the courage to live outside their ... belief systems and your tendencies in thoughts, speech and actions Keep what is wholesome and beneficial to your personal growth and transformation and change the unwholesome and harmful ones...

Ngày tải lên: 15/12/2013, 06:15

... a (for example node k), is selected For each node of graph (ri = 1, 2… n and n ≠ k ) the following stages: 3-1 row ri is a cutest 3-2 Find node set s, adjacent nodes to node ri and sj >ri and ... if and only if each of contained subgraphs has at least one input node This routine is performed for node sets with 3, 4… (n-m-1) nodes and the minimum cutsets are evaluated, respectively The flowchart ... are a minimum cutset for this output node Then it finds all of node sets with two nodes (the output node and one of its adjacent nodes that it is not an input node) and for each of them deletes...

Ngày tải lên: 03/01/2014, 19:35

... between demand and supply; what goes into constituting demand and supply is Soros.qxd 3/28/08 10:22 AM Page The New Paradigm for Financial Markets beyond its scope.* By taking demand and supply ... base their decisions on their imperfect understanding Their fallibility creates a difficulty for the understanding of social situations, which is absent in the case of natural phenomena For that ... poses a formidable obstacle to the understanding of human affairs Understanding a situation and participating in it involves two different functions On the one hand people seek to understand the...

Ngày tải lên: 20/01/2014, 18:20

... quality, and high cost They are also quite cumbersome and uncomfortable to use for extended periods of time The second and much cheaper method is to use a stereo image display monitor and LCD ... such as voice commands and gestures 14.7 VIRTUAL PROTOTYPING/MANUFACTURING AND VR The terms virtual prototyping and virtual manufacturing are commonly used in academia and industry and can be easily ... need for realism, it is imperative to maintain a reasonable performance for the VR application Here "performance" refers to the response of the virtual environment to the user's actions For example,...

Ngày tải lên: 23/01/2014, 07:20

... mix of forest species, and stand types should be a priority in both forest protection and restoration efforts (Biringer, 2003) Establish Buffers and Corridors Given the likelihood that many forest ... hotter and drier, as projected, there is likely to be a decline in coniferous forest species and a possible expansion of deciduous forest, grassland, and shrubland species 28 A New Era for Conservation: ... grassland and shrubland systems For example, given the likelihood that climate change will increase the vulnerability of grasslands and shrublands to invasive species, creating 32 A New Era for...

Ngày tải lên: 25/01/2014, 20:20

... qualify for inventory under the “9 demands to add and demands to retain” criterion (hereafter, 9/3) but for which policy exceptions to add with three demands and retain with just one demand have ... Quantity (MEOQ) Formula 100 Tables S.1 Performance and Resource Metrics for Inventory Management xvi 2.1 Performance Metrics for Inventory Management 2.2 Resource Metrics for Inventory ... use of DCB was made mandatory for ASL reviews Figure S.1 shows the ASL fill rates for eight active Army divisions before and after the use of DCB for an ASL review The best performance is in the...

Ngày tải lên: 17/02/2014, 17:20

... GAGATGGATAAAGTTTTAAACAGAG-3¢ and LTA1R, 5¢-TGAAGGCAAATCTCTGGAC-3¢ for the former, and LTA–M2F, 5¢-CAGCTGTTTTGCTTGAATTATG-3¢ and LTA–2R, 5¢-GAATTCATTATGTTTCAGGTTCA GGGG-3¢ for the latter The PCR products ... G418-resistant colonies were picked and expanded for PCR genotyping and the formation of embryoid bodies One ESC clone (T26) out of 48 G418-resistant clones was further examined for the presence of the tsA58T ... the brain, lung, heart, liver and uterus stained positive for CD31 (Fig 3B for the brain, liver and uterus; data not shown for the lung and heart), strongly suggesting that the tsA58T Ag-positive...

Ngày tải lên: 18/02/2014, 17:20

... for their low fertility rate is their effective use of reliable contraception Contraception has been promoted in Dutch public policy, health care, and sex education in schools and at home ACT for ... Netherlands are more likely to use contraception and to use more effective methods than are their American peers As noted, they are less likely to be poor and they have greater access to sexual and ... necessary resources and services is vital for adolescent sexual health, to understand why youth in the Netherlands use contraceptives effectively we must look at how adults, both at home and in other...

Ngày tải lên: 05/03/2014, 17:20

... Bonds and pay -for- success contracts In January 2012, Massachusetts issued Requests for Response for performance-based financing to expand support for chronically homeless adults and youth exiting ... children and Families trust, the YMca, and sova, to provide tailored wrap-around services to 3,000 prisoners before and after their release to facilitate successful reentry into the community For ... and vulnerable communities, and create new financial flows for human service delivery by offering an innovative way to scale what works and break the cyclical need for crisis-driven services They...

Ngày tải lên: 06/03/2014, 08:20

... doubledistilled water ( 2.5-fold of the pellet volume for keratinocytes and DCs, and fivefold of the pellet volume for B cells) and centrifugation at 100 000 g for with a Beckman TL100 ultracentrifuge Lysosomal ... acknowledge Andreas Dittmar and Florian Kramer for their technical assistance This work was supported by Deutsche Forschungsgemeinschaft (SFB 685), Higher Education Commission Pakistan, and German ... proteinases, CatE and CatD, and can therefore be used to investigate the involvement of these enzymes in antigen processing and presentation Experimental procedures Enzymes and chemicals CatD...

Ngày tải lên: 07/03/2014, 09:20

... Uszkoreit, Fernando Pereira, Jane Robinson, and Mabry Tyson 1983 The formalism and implementation of PATR-II In Barbara J Grosz and Mark Stickel, editors, Research on Interactive Acquisition and Use ... performance criterion the number of the exthat can be parsed using the candidate amples in grammar rule (hypothesis) together with the previous learned rules For the full details for these two algorithms, ... relative clauses and reduced relative clauses, finite and non-finite verbal constructions (including, tense, aspect, negation, and subject-verb agreement), copula to be, and raising and control constructions...

Ngày tải lên: 08/03/2014, 02:21