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E
Emem Charles

Emem Charles

Map Data Evaluator and Geographic Data Quality Assessor

Nigeria flagLagos, Nigeria
$10.00/hrIntermediateOneformaTelusAppen

Key Skills

Software

OneFormaOneForma
TelusTelus
AppenAppen

Top Subject Matter

Map Evaluation and Geographic Data Quality Assessment
Image Evaluation and Annotation
Search Result Relevance Analysis and POI Data Evaluation

Top Data Types

ImageImage
TextText
DocumentDocument

Top Task Types

ClassificationClassification
Evaluation/RatingEvaluation/Rating

Freelancer Overview

Map Data Evaluator and Geographic Data Quality Assessor. Brings 10+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal and Proprietary Tooling. Education includes Higher National Diploma, Yaba College of Technology (2019) and Ordinary National Diploma, Yaba College of Technology (2016). AI-training focus includes data types such as Geospatial, Tiled Imagery, and Image and labeling workflows including Evaluation, Rating, and Classification.

IntermediateEnglish

Labeling Experience

Search Result and POI Data Evaluator

Text
I analyzed search result data to determine its correctness, relevance, and relation to user queries. This role involved assessing point-of-interest (POI) data and search listings to support improved AI understanding. I consistently applied guideline standards to guarantee data integrity for training purposes. • Evaluated search result listings for accuracy and relevance. • Assessed POI data quality and corrected discrepancies. • Ensured guideline compliance in text data evaluation. • Contributed to high-quality AI training text datasets.

I analyzed search result data to determine its correctness, relevance, and relation to user queries. This role involved assessing point-of-interest (POI) data and search listings to support improved AI understanding. I consistently applied guideline standards to guarantee data integrity for training purposes. • Evaluated search result listings for accuracy and relevance. • Assessed POI data quality and corrected discrepancies. • Ensured guideline compliance in text data evaluation. • Contributed to high-quality AI training text datasets.

Not specified

Image Annotation Specialist and Evaluator

ImageClassification
I was responsible for annotating images and evaluating their quality to support AI model training. Tasks included performing detailed image annotation and ensuring images meet specified standards. My role aimed to improve dataset usability and performance for machine learning workflows. • Annotated images for AI/ML training datasets. • Conducted image quality checks and validation. • Applied evaluation guidelines for accuracy and label consistency. • Supported the creation of reliable image datasets for AI.

I was responsible for annotating images and evaluating their quality to support AI model training. Tasks included performing detailed image annotation and ensuring images meet specified standards. My role aimed to improve dataset usability and performance for machine learning workflows. • Annotated images for AI/ML training datasets. • Conducted image quality checks and validation. • Applied evaluation guidelines for accuracy and label consistency. • Supported the creation of reliable image datasets for AI.

Not specified

Map Data Evaluator and Geographic Data Quality Assessor

I performed evaluation of map results, focusing on relevance, accuracy, and proximity to user queries. My work involved validating geographic information and assessing data inconsistencies using map interfaces and real-world checks. The main objective was to ensure high-quality, accurate datasets for AI and mapping platforms. • Assessed the relevance and quality of geographic and map data. • Verified information for map-based platforms to improve user experience. • Followed strict data quality and evaluation guidelines. • Ensured consistency and accuracy across datasets.

I performed evaluation of map results, focusing on relevance, accuracy, and proximity to user queries. My work involved validating geographic information and assessing data inconsistencies using map interfaces and real-world checks. The main objective was to ensure high-quality, accurate datasets for AI and mapping platforms. • Assessed the relevance and quality of geographic and map data. • Verified information for map-based platforms to improve user experience. • Followed strict data quality and evaluation guidelines. • Ensured consistency and accuracy across datasets.

Not specified

Education

Y

Yaba College of Technology

Higher National Diploma, Industrial Maintenance Engineering

Higher National Diploma
2017 - 2019
Y

Yaba College of Technology

Ordinary National Diploma, Industrial Maintenance Engineering

Ordinary National Diploma
2014 - 2016

Work History

A

Appen

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