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Raphael Udoh

Raphael Udoh

NLP Data Labeler: Sentiment & Topic Modeling (Self-Directed Project)

Nigeria flagLagos, Nigeria
$10.00/hrEntry LevelOther

Key Skills

Software

Other

Top Subject Matter

Sentiment Analysis
Natural Language Processing
Legal Services & Contract Review

Top Data Types

TextText
DocumentDocument
AudioAudio

Top Task Types

ClassificationClassification

Freelancer Overview

NLP Data Labeler: Sentiment & Topic Modeling (Self-Directed Project). Brings 3+ years of professional experience across business operations, contract review, compliance, and structured analysis. Core strengths include Other. Education includes Bachelor of Engineering, University of Uyo (2023). AI-training focus includes data types such as Text and labeling workflows including Classification.

Entry LevelEnglish

Labeling Experience

NLP Data Labeler: Sentiment & Topic Modeling (Self-Directed Project)

OtherTextClassification
I performed NLP tasks on movie review datasets, focusing on sentiment and topic modeling using text data. My work involved applying Naive Bayes Classification and Latent Dirichlet Allocation (LDA) to label sentiment and topics within the dataset. The primary goal was to accurately classify and group text data for analytical purposes. • Implemented supervised and unsupervised machine learning algorithms for label creation. • Conducted sentiment analysis to categorize movie reviews as positive, neutral, or negative. • Utilized topic modeling to identify themes across large collections of reviews. • Presentations and reporting delivered to stakeholders showcasing results and insights.

I performed NLP tasks on movie review datasets, focusing on sentiment and topic modeling using text data. My work involved applying Naive Bayes Classification and Latent Dirichlet Allocation (LDA) to label sentiment and topics within the dataset. The primary goal was to accurately classify and group text data for analytical purposes. • Implemented supervised and unsupervised machine learning algorithms for label creation. • Conducted sentiment analysis to categorize movie reviews as positive, neutral, or negative. • Utilized topic modeling to identify themes across large collections of reviews. • Presentations and reporting delivered to stakeholders showcasing results and insights.

Not specified

Education

U

University of Uyo

Bachelor of Engineering, Mechanical Engineering

Bachelor of Engineering
2018 - 2023

Work History

S

SmartIV Hauz

Operations Analyst

Lagos
2024 - Present