Mohammad Reza Gholami

Mohammad Reza Gholami

Senior Data Scientist (Lead)
Sweden

About Me

With over 13 years of experience in the telecom, wireless network, marketing analytics, and data science industries, Reza has strong backgrounds in: 1) AI/ML models for telecom applications 2) signal processing & baseban…

Experience

Senior Data Scientist (Lead)

Ericsson, Stockholm, Sweden
Sep 2019 - Present · 6 years 10 months

Developing AI models for Softband to estimate TA
Contributing to open radio-access network (ORAN) project to bring AI/ML to various layers/services
Mobility prediction via ML
Developing AI based positioning app for cloud RAN
Developing AI models to predict KPIs & the location of antenna from P3 and ITK data sets
Developing AI models on MDT data set to estimate the location of antennas
Collaborating with DE team to bring AI to production (MLOps)
Real time traffic prediction per cell for various time horizon (1 hour and 24 hours ahead of time)
IP flow size prediction via sequence based modelling to optimize cuup resources
Improving carrier aggregation (CA) using AI model: predicting the future volume of UE’s flow to help CA consumer to make the activation/deactivation intelligently

Senior data scientist

Ericsson
Sep 2019 - Present · 6 years 10 months

Role: Senior data scientists
Responsibility: design and develop ML models for telecom use cases to improve the quality of experiences, decrease the complexity of RAN system, examples are cell traffic predictions, mobility prediction, etc

Freelancer– part time

Skysense AB, Stockholm, Sweden
Jul 2019 - Sep 2019 · 2 months

Designing an advanced and robust positioning algorithm for localizing commercial drones
Classifying drones (from received radio signals) via convolutional deep learning

Senior Data Scientist

Precis Digital AB, Stockholm, Sweden
Sep 2018 - Sep 2019 · 1 year

Developing an extremely fast and robust attribution algorithm able to handle thousands of touchpoints based on cooperative game theory
Developing a new probabilistic model to automatically address the ordering of touchpoints
Applying a new predictive modelling into attribution problem in order to include time as a new dimension to the problem
Developing a new marketing mixture modelling type algorithm to resolve the ambiguity in attribution applied to different unlinked platforms, e.g., facebook , google
Developing a new model to investigate the causal effect of changes
Contributing and helping tech team in building a new marketing platform, offering automatic Adwords bidding, automatic bid modifier based on online attribution

Senior Data Scientist

Annalect (Omnicom Media Group), Stockholm, Sweden
Nov 2016 - Aug 2018 · 1 year 9 months

Data gathering and coding for various sources of data
Developing new marketing mixture models via advanced statistical learning techniques
Developing new algorithms for media budget optimization using convex programming
Developing a method to get optimal mix of TV and online media to maximize reach
Providing technical reports to different clients including suggestions on media budget allocation

Senior data scientist

[24]7.ai (Campanja), Stockholm, Sweden
May 2016 - Sep 2016 · 4 months

Developing learning algorithms to capture seasonality effect in predicting conversion rate and conversion values for google Adwords data
Solving an inference problem on aggregation levels to estimate individual levels
Exploratory data analytics to extract and analyze hidden patterns in historical data
Developing learning algorithms taking seasonality into account to improve predictions
Designing and developing fitting problems to extract the relation between hourly and daily observations on historical data

Senior telecom algorithm designer

Zaeim inc, Tehran, Iran
Sep 2001 - Aug 2008 · 6 years 11 months

Developing various physical layer algorithms for different wire & wireless projects
TCM (2& 4D TCM) and Bit-Interleaved TCM (BICM) for voice band modem
Timing and Frequency synchronization techniques for Turbo-Coded systems
Implementing turbo decoders (MAP, Log-MAP, Max Log-MAP, and SOVA algorithms) for Inmarsat receiver
Developing channel decoders, demodulation, channel estimation, time & frequency asynchronization for the GSM receiver
Implementing baseband physical layer algorithms for GEO-Mobile Radio (GMR)
Design and implementation of the physical layer for V.34 half duplex (V.34 Super G3 Fax)
Evaluation of various Timing Recovery Algorithms such as Muler& Muler, Gardner, Meyer, Godard, feedforward algorithms, and etc for real baseband data
Design and implementation of a real time OQPSK for Inmarsat receiver
Developing a new efficient algorithm for phase noise mitigation in OFDM for DRM standard

Skills

Digital Signal Processing Machine Learning Algorithms Communication Systems Python Julia MATLAB C++ Git GitLab GitHub Gerrit Microsoft Office Docker Kubernetes Kubeflow Helm SQL PySpark GCP AWS Microsoft Azure Machine Learning dplyr ggplot2 caret H2O pandas NumPy scikit-learn SciPy seaborn TensorFlow PyTorch Flask Machine Learning Data Analytics Optimization Convex Programming Mathematical Modelling Signal Processing Econometric Modelling Kaggle Deep Learning Reinforcement Learning Bayesian Machine Learning Distributed Online Learning MLOps Causal Inference Survival Analysis Statistical Learning Wireless Network Localization Baseband Algorithms Channel Coding Modulation
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