# Dimitri Lozeve - Curriculum Vitæ
Dimitri Lozeve's blog: Curriculum Vitæ

# Curriculum Vitæ

(PDF version)

## Work experience

#### Mindsay: R&D Data Scientist and Engineering Manager

October 2018–present

- Natural Language Processing and Reinforcement Learning for Chatbots
- Management of the R&D team (3 data scientists) and of all research projects
- Entirely responsible with the CTO for the patents strategy in Europe and abroad
- Attended a 6-day training programme for young managers (SpineUp by Ignition Program)

#### Sysnav: Real-time geolocalization algorithm on an embedded device

March–August 2017

- Mathematical modelling of the human walk
- Step detection using artificial intelligence on inertial sensors data
- Statistical methods for trajectory reconstruction
- Award: Best Research Internship 2017, from École polytechnique
- Outline of the confidential report (PDF, in French) (sig) and slides

#### Natixis London Branch, Global Infrastructure and Projects: Intern Analyst

June–August 2016

Origination and execution of project finance transactions: offshore windfarms, hydroelectric dams, and a biomass power plant now under construction in northeastern England. Long-term projections of energy and financial time series data.

#### French Engineering Corps: Army officer

2014–2015

Operation Sangaris: Military intervention in the Central African Republic.

- Instructor for new recruits for 4 months (around 30 soldiers)
- Security Officer during the building of a Bailey bridge in Bangui
- Participation in an intelligence gathering mission in the Northeastern part of the country
- French Republic Distinctions: Overseas Medal, National Defence Medal

## Education

#### University of Oxford: MSc in Statistical Science

2017–2018

- Applied and computational statistics, statistical machine learning and statistical inference

#### École polytechnique

2014–2017

- Majors in Majors in Applied Mathematics, Operations Research, Data Science, and Computer Science
- Distinctions: Outstanding Investment, Outstanding Leadership

#### Lycée Privé Sainte-Geneviève, Versailles: Preparatory classes to French Grandes Écoles

2012–2014

- Majors in Mathematics and Physics

## Scientific projects

#### Topological Data Analysis of time-dependent networks

2018

- Master’s thesis, joint work with Oxford’s Department of Statistics and Mathematical Institute, with Prof. Heather Harrington (Oxford), Prof. Mason Porter (UCLA), and Prof. Renaud Lambiotte (Oxford)
- Application of the recent advances in Topological Data Analysis (TDA) and Persistent Homology to periodicity detection in temporal networks
- Dissertation (PDF) (sig)

#### Research work on Community Detection in Social Networks

2016–2017

- Research project with the Microsoft-INRIA joint center, with Prof. Laurent Massoulié
- Comparison of the performance of state-of-the-art algorithms (theory and implementations)
- Application to large-scale, real-world social networks
- Dissertation (PDF, in French) (sig) and slides

#### SERB X-CubeSat II program: a nano-satellite dedicated to Sun-Earth relationship

2015–2016

- Solar Irradiance and Earth Radiation Budget: Payload preliminary design
- Co-authored SPIE Proceedings article on the project’s technical specifications
- Dissertation (PDF, in French) (sig)

#### Research work on Markov Chains and Queuing Theory

2013–2014

- Study on the convergence of queues through algebra and numerical simulations
- Dissertation (PDF, in French) (sig)

## Languages and skills

#### Computer science

Python:

- Numerical computing: Numpy, Scipy
- Data analysis: Pandas
- Machine Learning: Scikit-Learn
- Deep Learning: TensorFlow, PyTorch
- Network analysis: NetworkX, graph-tool
- Research projects and hackathons: community detection and DocAssist

Julia:

- Numerical computing, machine learning
- Optimisation and Operations Research: JuMP
- Projects: Garden optimisation using Markov Chain Monte Carlo and integer programming

R:

- Statistical modelling and inference (generalised linear models, bayesian analysis)
- Data analysis: Tidyverse
- Network analysis: igraph

C, Java: Embedded and network programming, scientific computing

SQL: Basics

Haskell, Lisp (Scheme): Hobby projects (N-body simulation, SAT solver, Advent of Code 2017)

Software: Git, GNU/Linux, LaTeX, Amazon AWS, MongoDB, Wolfram Mathematica, Microsoft Office

See also a complete list of my skills in Statistics, Data Science and Machine Learning.

#### Languages

- French
- English

#### Sports

Fencing: vice-president of the 2016 X-SYSTRA International Fencing Challenge; 29th in the 2016 sabre French Student Championships

Scuba-diving: CMAS ★ ★ ★, 170+ dives