Sitemap
A list of all the posts and pages found on the site. For you robots out there is an XML version available for digesting as well.
Pages
Posts
Coming soon
Published:
Upcoming blog on the experience of being an African student pursuing PhD in CS abroad.
Chronicles of an African CS PhD Student
Published:
Reading my way through the continent
Published:
portfolio
Gender Aware, Community Centered Approach to Machine Translation
I will be using my FAccT DEI Scholar fund to implement a 1-year research project with 2 MSc and 2 BSc women students from Addis Ababa Institute of Technology. The project will center on building gender-aware and community-centered MT tools for Ethiopian languages.
Zeyneb Library
I used my SIGHPC Computational and Data Science Fellowship to build a Library in memory of my late Grandmother; read more about it here.
publications
The African Stopwords Project: Curating Stopwords for African Languages
Published in 3rd Workshop on African Natural Language Processing, 2022
This paper is about the number 1. The number 2 is left for future work.
Recommended citation: Chris Chinenye Emezue, Hellina Hailu Nigatu, Cynthia Thinwa, Lerato Louis, Idris Abdulmumin, Samuel Gbenga Oyerinde, Benjamin Ayoade Ajibade, Helper Zhou, Emeka Felix Onwuegbuzia, Handel Chiagozie Emezue, Ifeoluwatayo Adeseye Ige, Atnafu Lambebo Tonja, Chiamaka Ijeoma Chukwuneke, Shamsuddeen Hassan Muhammad, Olanrewaju Samuel. (2022). "The African Stopwords Project: Curating Stopwords for African Languages." 3rd Workshop on African Natural Language Processing.
Download Paper | Download Slides
DyGraph: a dynamic graph generator and benchmark suite.
Published in Proceedings of the 5th ACM SIGMOD Joint International Workshop on Graph Data Management Experiences & Systems (GRADES) and Network Data Analytics (NDA)., 2022
Recommended citation: Andrew McCrabb, **Hellina Nigatu**, Absalat Getachew, Valeria Bertacco. (2022). "DyGraph: a dynamic graph generator and benchmark suite." Proceedings of the 5th ACM SIGMOD Joint International Workshop on Graph Data Management Experiences & Systems (GRADES) and Network Data Analytics (NDA).
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Co-Designing for Transparency: Lessons from Building a Document Organization Tool for the Criminal Justice Domain.
Published in Proceedings of 4th ACM African Human-Computer Interaction Conference (AfriCHI 2023), 2023
Recommended citation: Hellina Hailu Nigatu, Lisa Pickoff-White, John Canny, Sarah Chasins. (2023). "Co-Designing for Transparency: Lessons from Building a Document Organization Tool for the Criminal Justice Domain." Proceedings of ACM Conference on Fairness, Accountability, and Transparency (ACM FAccT).
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Enhancing Translation for Indigenous Languages: Experiments with Multilingual Models.
Published in AmericasNLP 2023 Shared Task on Machine Translation into Indigenous Languages., 2023
Recommended citation: Atnafu Lambebo Tonja, Hellina Hailu Nigatu, Olga Kolesnikova, Grigori Sidorov, Alexander Gelbukh, Jugal Kalita. (2023). "Enhancing Translation for Indigenous Languages: Experiments with Multilingual Models." AmericasNLP 2023 Shared Task on Machine Translation into Indigenous Languages.
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A Need Finding Study with Low-Resourced Language Content Creators
Published in Proceedings of 4th ACM African Human-Computer Interaction Conference (AfriCHI 2023), 2023
Recommended citation: Hellina Hailu Nigatu, John Canny, Sarah Chasins. (2023). "A Need Finding Study with Low-Resourced Language Content Creators." Proceedings of 4th ACM African Human-Computer Interaction Conference (AfriCHI 2023)
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The Less the Merrier? Investigating Language Representation in Multilingual Models.
Published in Proceedings of Empirical Natural Language Processing (EMNLP) 2023 Findings., 2023
Co-first Author with Atnafu Lambebo Tonja.
Recommended citation: Hellina Hailu Nigatu, Atnafu Lambebo Tonja, Jugal Kalita. (2023). "The Less the Merrier? Investigating Language Representation in Multilingual Models." Proceedings of Empirical Natural Language Processing (EMNLP) 2023 Findings.
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Low-Resourced Languages and Online Knowledge Repositories: A Need-Finding Study.
Published in Proceedings of ACM Conference on Human Factors in Computing Systems (ACM CHI). , 2024
Recommended citation: Hellina Hailu Nigatu, John Canny, Sarah Chasins. (2024). "Low-Resourced Languages and Online Knowledge Repositories: A Need-Finding Study" Proceedings of ACM Conference on Human Factors in Computing Systems (ACM CHI).
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‘I Searched for a Religious Song in Amharic and Got Sexual Content Instead’: Investigating Online Harm in Low-Resourced Languages on YouTube.
Published in Proceedings of ACM Conference on Fairness, Accountability, and Transparency (ACM FAccT). , 2024
Recommended citation: Hellina Hailu Nigatu, Inioluwa Deborah Raji. (2024). ""I Searched for a Religious Song in Amharic and Got Sexual Content Instead": Investigating Online Harm in Low-Resourced Languages on YouTube." Proceedings of ACM Conference on Fairness, Accountability, and Transparency (ACM FAccT).
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talks
Detecting and Exploring Replicated Files in Large Document Dump
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A demonstration workshop for investigative journalists on using document organizing tool I am building.
Build Your Case: Using AI and HCI to aid Document Organization
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Invited talk at Stanford for Watchdog Reporting Class on using a document organization tool I built to organize police misconduct data.
Human-Centered and Ethical NLP for Low-Resourced Languages.
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Invited talk for Learning Session at WhoseKnowledge?.
DOT: Reflections from Building a Document Organisation Tool in the Criminal Justice Domain
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Invited Speaker for Datathon4Jusitce 2023.
Challenges and Prospects: Building a Document Organisation Tool for Processing Police sconduct Data
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Invited Anchor Speaker for Ingram Olkin Forum on Police Use of Force.
Starting with the Need: How we can use HCI to inform technological design for low-resourced languages.
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Invited Speaker for IoTDayWomen2024. [video]
Low-Resourced Languages and Online Knowledge Repositories: A Need Finding Study.
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Presented my CHI’24 paper on challenges with Wikipedia in low-resourced languages at the NorthEast HCI Meeting at CMU. Video Paper
Online Experinces of ‘Low-Resourced’ Language Speakers.
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Invited Speaker for Coher For AI Speaker series. Read more about it here and watch the [video].
Current (Practical) State of Language Technologies for “Low-Resourced” Languages.
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Gave a talk at the CARE Speaker Series in NYU Abu Dhabi. Hosted by Prof. Tuka Alhanai
teaching
TA for MIMS Python Bootcamp
Bootcamp, UC Berkeley, School of Information, 2022
Guest Lecture for Beauty and Joy of Computing
Undergraduate course, UC Berkeley, 2022
Gave a guest Lecture for Beauty and Joy of Computing class at Berkeley.
TA for AddisCoder
Summer Program, Menen School, 2023
Volunteered as a TA for the AddisCoder 2023 summer program in Addis Ababa, teaching highschool students from across the country python fundamentals and algorithms.
Human-Centered & Ethical Low-Resource NLP
Undergraduate and Graduate course, Addis Ababa Institute of Technology, ECES, 2023
Designed and taught a course at AAiT for BSc and MSc students. Click the title to see the syllabus.
Intro to CS
, UC Berkeley and Kaplan University Partners, 2023
Gave a guest Lecture for an online intro to CS course for high school students.
Data Science for Social Justice
Workshop, UC Berkeley, D-Lab, 2024
Senoir Fellow for the DSSJ 2024 summer program where I co-teach and co-mentor students on fundamenatals of langauge processing and readings related to Fairness Accountability and Transparency.