Sobre
Data Scientist, developer, and educator with a passion for enabling developers to build…
Artigos de Justina
Atividades
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I started a company shortly after I started surfing. No coincidence there. Through surfing I realized something about life that changed my…
I started a company shortly after I started surfing. No coincidence there. Through surfing I realized something about life that changed my…
Justina Petraitytė gostou
Experiência
Formação acadêmica
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Vilniaus Universitetas
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Atividades e grupos:VU MIF SA
Received BSc degree in Econometrics. Key disciplines:
- Econometrics and Macroeconometrics
- Statistics
- Operations Research
- Mathematical Analysis
- Probability Theory and Calculus
- Data Structures and Algorithms
- Economics and Macroeconomics
- Database Management (SQL)
- Programming (R, Java, HTML)
Licenças e certificados
Projetos
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Econometric Modelling of Car Insurance Claims Cost (BSc Thesis Project)
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Non – life insurance pricing using econometric methods. Statistical analysis of claim frequency and claim severity using different rating factors. Claim frequency was estimated using Poisson GLM, Negative Binomial GLM and ZIP models. GLM Gamma model was applied for claim severity data. Using claim frequency and claim severity models risk premiums were estimated.
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Electricity demand econometric modelling (BSc Course Project)
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Econometric modelling and forecasting of daily and hourly electricity demand in Lithuania. Electricity consumption was estimated using SARIMAX models using calendar and weather variables as regressors.
Reconhecimentos e prêmios
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Top 11% at Porto Seguro’s Safe Driver Prediction Kaggle Competition
Kaggle
Kaggle Data Science competition for predicting the probability that a driver will initiate an auto insurance claim in the next year. The final model was a stacked model consisting of LightGBM, XGBoost, CatBoost as base models and a Logistic Regression model as a model used for stacking.
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Top 18 % at Two Sigma Connect: Rental Listing Inquiries Kaggle competition
Kaggle
Kaggle Data Science competition for predicting the number of inquiries a new listing receives based on the listing’s creation date and other features. The data was issued by RentHop and contained numerical, text data as well as well pictures of the listed properties.
My final solution contained an ensemble of XGBoost, LightGBM, GBM, Random Forests and SVM. -
Top 22% at Predicting Red Hat Business Value Kaggle competition
Kaggle
Kagglers were challenged to create a classification algorithm that accurately identifies which customers have the most potential business value for Red Hat based on their characteristics and activities.
My final solution contained an ensemble of XGBoost, Random Forests, GBM, AdaBoost, Decision Trees, KNN and SVM algorithms. -
Third - degree diploma in Econometric Competition
Vilnius University
Third place in Econometric Competition organised by Vilnius University, faculty of Mathematics and Informatics. Awarded for prediction of the effects of Euro adoption on prices in Lithuania.
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EU Young Scientist National Competition second - degree diploma
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Idiomas
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Lithuanian
Nível nativo ou bilíngue
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English
Nível intermediário
Recomendações recebidas
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Very excited to be joining a panel at Builders Brunch during the EthCC week in Brussels and talk about the future of consumer dapps. Let's meet and…
Very excited to be joining a panel at Builders Brunch during the EthCC week in Brussels and talk about the future of consumer dapps. Let's meet and…
Compartilhado por Justina Petraitytė
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See what our Co-Founder and CTO, Alan Nichol, has to say about LLMs in this new podcast with Hugo Bowne-Anderson 👇
See what our Co-Founder and CTO, Alan Nichol, has to say about LLMs in this new podcast with Hugo Bowne-Anderson 👇
Justina Petraitytė gostou
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Back to school! I had a great start to the spring semester last week as I was invited to give a guest lecture to undergraduate students who are…
Back to school! I had a great start to the spring semester last week as I was invited to give a guest lecture to undergraduate students who are…
Justina Petraitytė gostou
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Last week marked a significant milestone in my career journey as, for the first time, I taught at a master's level at New York University. On…
Last week marked a significant milestone in my career journey as, for the first time, I taught at a master's level at New York University. On…
Justina Petraitytė gostou
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