It introduces the paradigms of parallel computing and emphasizes the new trends in this field a combination between gpu computing, multicore computing. This paper discusses problems related to parallel computing applied in economics. The longrun relationship between education and economic. Metabolic syndrome, adiponectin and proinflammatory status in patients with type 1 diabetes mellitus romulus timar, bogdan timar, diana degeratu, cristian serafinceanu, and cristian oancea journal of international medical research 2014 42. Bogdan oancea currently works at the department of business administration. In this paper we investigate a method to improve the performance of sparse lu matrix factorization used to solve unsymmetric linear systems, which appear in many mathematical models. Join facebook to connect with bogdan oancea and others you may know. Roxana oancea, bogdan timar, ion papava, bredicean ana cristina, adrian cosmin ilie, and liana dehelean.
Sign up for your own profile on github, the best place to host code, manage projects, and build software alongside 50. Parallel computing in economics an overview of the. Bogdan oancea, richard pospisil submitted on 6 feb 2018 abstract. Influence of depression and selfesteem on oral health. Pdf improving the performance of the linear systems. Volume 64, issue 1, 2016 the analysis of the interconnections between the indicators of the external payment balance and the macroeconomic aggregates of results pp. If playback doesnt begin shortly, try restarting your device.
Bogdan oancea are 12 joburi enumerate in profilul sau. Evaluating java performance for linear algebra numerical. Bogdan oancea data scientist essnet big data ii linkedin. Since the first idea of using gpu for general purpose computing, things have evolved and now there. The cros portal is dedicated to the collaboration between researchers and official statisticians in europe and beyond. View bogdan oancea s profile on linkedin, the worlds largest professional community. V find contacts direct phone number, email address, work history, and more. Wazzapmigrator transfer your whatsapp history from iphone to android. If you have the appropriate software installed, you can download article citation data to the citation manager of your choice.
Metabolic syndrome, adiponectin and proinflammatory status. The relationship between education and economic growth is one of the central areas of research in economics but the empirical evidences of this relationship, especially the longrun relationship are scarce. In this paper we used a logit model to estimate the effect of the educational level on the unemployment in romania using data recorded at the population and housing census 2011. Code optimizations should consider using the cache memory as much as it can or avoid unnecessary branches in programs. Bogdan oancea, andreea iluzia iacob, crina sinescu. Citeseerx document details isaac councill, lee giles, pradeep teregowda. Developing a high performance software library with mpi and cuda for matrix computations nowadays, the paradigm of parallel computing is changing. A logit model for the estimation of the educational level influence on unemployment in romania, mpra paper 81719, university library of munich, germany, revised 07 sep 2016. Bogdan oancea currently works at the department of business administration, university of bucharest. Education is one of the main determinants of the unemployment level in all eu countries. Several bounds on these inequality measures are available when only partial information about the distribution is available. About username bogdan oancea email joined november 2012 visits 162 last active december 2019 roles member points 14 posts 11. It is the sort of language where users can focus on substantive issues, rather than pure programming. We introduced and used the concept of the supernode for unsymmetric matrices in order to use dense matrix operations to.
Developing a high performance software library with mpi. Mpra paper from university library of munich, germany. Bogdan oancea, bsee, pmp project manager infrastructure. View the profiles of professionals named alexandru oancea on linkedin. Linear algebra routines are basic building blocks for the statistical software. Bogdan oancea business profile nxp semiconductors n. Oancea, 2011b shows few techniques that can greatly improve the performance of numerical intensive programs.
In this paper we analyzed how can we can improve r performance for matrix computations. Stratulat albulescu attorneys at law has advised calcon group, a software. Gpus are high performance manycore processors that can obtain very high flop rates. C8, apt 57, 032032, bucuresti, sector 3 romania bogdan. The format itself doesnt matter, although if you want to keep the layers saving as psd is the way to go. My programming environment of choice is r, because it is a high level software and it automatically does memory management when creating objects. In this paper we use a vecm approach to analyze the longrun relationship between education and economic growth in romania during 19802012.
View bogdan oancea, bsee, pmps profile on linkedin, the worlds largest professional community. List of computer science publications by bogdan oancea. Quantitative methods inquires improving the performance. This method solves symmetric positive definite systems. Parallel computing in economics an overview of the software frameworks, mpra paper 72039, university library of munich, germany. The idea of the cg method is to update the iterates xi in a way to ensure the largest decrease of the objective function. The romanian team promote the r project for statistical computing to provide a free and open source software environment for data analysis and graphics in romania. See the complete profile on linkedin and discover bogdan s connections and jobs at similar companies. Bogdan oancea, tudorel andrei and raluca mariana dragoescu. The 5th international joint conference new challenges for statistical software the use of r in official statistics uros2017 the purpose of the conference is to provide a public forum for. Bogdan oancea, national institute of statistics, romania, bogdan. Our team acts as user community for development of r project among the romanian individual persons, institutions and commercial and noncommercial organizations. Managing associate cristina man, associate catalina oancea and associate. Parallel computing in economics an overview of the software frameworks, mpra paper 72039, university library of munich.
Although the performance of commodity computers has improved drastically with the introduction of multicore processors and gpu computing, the standard r distribution is still based on singlethreaded model of computation, using only a small fraction of the. Two popular inequality measures used in the study of income and wealth distributions are the gini g and theil t indices. Informatii personale bogdan oancea segovia 1, 032032 bucuresti romania. He was a reliable colleague, but also a competent software developer. Developing a high performance software library with mpi and cuda for matrix computations bogdan oancea, tudorel andrei computer science, cuda, factorization, heterogeneous systems, linear algebra, memory model, mpi, nvidia, nvidia geforce gtx 280. Evolution of higher education in romania during the transition period. I am full professor at the university of bucharest. A logit model for the estimation of the educational level. Wazzapmigrator transfer your whatsapp history from iphone to android youtube.
Parallel computing can offer an enormous advantage regarding the performance for very large applications in almost any field. Field of activity is the sale and integration of complete automatic assembly lines for automotive products at big customers from the automotive industry, the assembly lines may include also marking equipment, transportation systems, industrial robots, equipment for quality control or special design automation systems. Bogdan oancea procedia computer science 00 2010 000 000 we run a series of experiments to evaluate the performance of the jla library. The cros portal is a content management system based on drupal and stands for portal on collaboration in research and methodology for official statistics. Bogdan does research in artificial neural network, artificial intelligence and computing in. Modern software for the environmental modeling and statistical data analysis. Daniel dumitru senior technical sales representative. Besides the educational level we also used other sociodemographic variables recorded at the census like gender, marital status. Parallel computing in economics an overview of the software frameworks. Vizualizati profilul bogdan oancea pe linkedin, cea mai mare comunitate profesionala din lume. The most important r package ive created is called qca, which does qualitative comparative analysis for all types of input data. We benchmarked few matrix operations using the standard linear algebra libraries included in the r distribution and high performance libraries like openblas, gotoblas and mkl. How can i get a better quality file when transferring from.