Daia Alexandru

ALEXANDRU DAIA Data scientist-project based /remote /freelance - vdatalab Age 31 from Bucuresti, not married Contact details Email:- Tel:- Address: Drumul Taberi 34 Professional objective Interested in various data science /machine learning projects Professional experience Experience by IT Software : 5 years and 2 months departments Engineering : 3 years and 2 months Jan 2014 - present Data scientist-project based /remote /freelance - vdatalab 3 years and 8 months Bucharest | IT Software | IT / Telecom Implementing various solutions regarding machine learning projects. I could mention some but not least : implementing genetic alghoritms , loan default predictions , natural language processing projects, persistence machine learning models , conversational chat bot based on recurrent neural networl , machine learning models for airport passangers prediction and much more. Implementing various solutions regarding machine learning projects. Some sample projects from my clients in the last 2 months: Plan Brothers / Help in NLP / text classification with neural networks in Keras & Python UV CONCEPTS /Create a Forecast For Business Store Analytics UG / Fundamental implementation of a smart sales analytics tool Cadmus B.V. / Data Scientist for email prioritization Store Analytics UG / Fundamental implementation of a smart sales analytics tool QiPoint / Machine Learning / AI Scientist and Developers Needed Marco Antunes / Python or R programming for Data Science / Machine Learning intellcodeshadowone.com / EXPERT IN NEURAL NETWORKS /LSTM RECURENT NN Wholistic Pet / Data mine emails from a website Noora Stewart / Need help in report ZMCO / Harvesting blogs John Stewart / analyzing monthly data using deep learning John Stewart / Need help in deep learning www.ejobs.ro- CV Alexandru Daia | Pag. 1/3 Acquired skills and knowledge: data analysis, Python, clustering, regression, machine learning, classification, h2o, R, deep learning, Ensemble methods Dec 2010 - Jan 2014 Mathematician - Hidroelctrica 3 years and 2 months Bucharest | Engineering | Energy Various projects regarding mathematical computation , energy trading , implementing metrics for energy supply/demand metrics . Various statistical reports Aug 2008 - Jan 2010 programmer-it support - icemenerg 1 year and 6 months Bucharest | IT Software | IT / Telecom Implementing financial application and intranet platform It support for over 150 stations in c# , sql . Acquired skills and knowledge: C#, SQL Education 2005 - 2008 Bachelor's degree - University of Bucharest Mathematics and Computer Science | Bucharest Skills General skills R, Python, machine learning, regression, classification, correlation analysis, deep learning, h20, scikit learn, feature selection, mutual information, feature reduction, feature expansion, data analysys, feature engineering, Keras Skills from work experience data analysis, Python, clustering, regression, machine learning, classification, h2o, R, deep learning, Ensemble methods, C#, SQL Foreign languages English - Medium, French - Beginner Other info Projects kaggle period Jan 2017 - Apr 2017 Rossmann Store Sales project competition : https://www.kaggle.com/c/rossmann-store-sales Top 3% from over 3k competitors . Silver medal received Grupo Bimbo Inventory Demand project competition https://www.kaggle.com/c/grupo-bimbo-inventory-demand Top 8% from nearly 2 k competitiors . Bronze medal received BNP PARIBAS Cardif Claims Management project competion https://www.kaggle.com/c/bnp-paribas-cardif-claims-management Top 7% from nearly 3k competitors . Bronze medal received . www.ejobs.ro- CV Alexandru Daia | Pag. 2/3 Sample code here : https://github.com/alexandrudaia Researching testing and implementing data science ,, things '' based on Octav Onicescu information energy : 1) https://alexandrudaia.quora.com/Kinetic-things-by-Daia-Alexandru 2)Onicescu correlation coefficient based on kinetic energy on the manifold the random https://alexandrudaia.quora.com/Onicescu-correlation-coefficient-Python-Alexandru-Daia vectors live 3)Implementing modified Principal Component Analysis for creating new features , replacing usual PCA matrix with correlation matrix resulted from Onicescu correlation Coefficient : https://alexandrudaia.quora.com/PCA-with-kinetic-correlation-matrix-from-kinetic-energy-PART-1 Pearson or covariance 4) In progress : Cuda implementation of real knn with kinetic correlation instead of euclidean distance : https://alexandrudaia.quora.com/Knn-in-c++-with-kinetic-correlation-replacing-euclidean-distance-for-Image-processing Prizes and Distinctions Kaggle competitions 2 bronze medals , 1 silver medal acquired on Aug 2016 Certifications Coursera , Edx , Udacity period Jan 2012 - Jan 2017 Various Certifications and Statements of Accomplishment most of them in data science machine learning field: 1)Machine Learning : Stanford University graded 100% 2)Getting and Cleaning Data :Johns Hopkins University 3)The Data Scientist Toolbox :Johns Hopkins University 4)Exploratory Data Analysis: Johns Hopkins University 5)Practical Machine Learning : Johns Hopkins University 6) Web Intelligence and big data : Indian Institute of Technology Delhi 7)Computational Investing, Part I :Georgia Institute of Technology 8) Computing for Data Analysis:Johns Hopkins University 9) Heterogeneous Parallel Programming: University of Illinois at Urbana-Champaign 10) Intro to Computational Thinking and Data Science : MITx 11)Data Science and Machine Learning Essentials : Microsoft 12) Python for web data - Coursera - University of Michigan Sample projects and my open research in creating improved machine learning models and automatic feature derivation could be found on github : https://github.com/alexandrudaia www.ejobs.ro- CV Alexandru Daia | Pag. 3/3