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Eddie Gulay
Eddie Gulay

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Under-presentation of Swahili in AI tasks

the cover image is also underpresented!

Swahili is significantly underrepresented in AI research and applications, especially compared to languages like English, Mandarin, Spanish, or even French. A few key points highlight this gap:

  1. Data Scarcity: Large-scale datasets in Swahili are limited. Most NLP models rely on massive text corpora to learn patterns, but Swahili content online is comparatively small, fragmented, or noisy.

  2. Limited Pretrained Models: While there are some multilingual models like mBERT or XLM-R, they underperform on Swahili because the language is a small fraction of their training data. Truly high-performing, Swahili-specific models are rare.

  3. Low Research Focus: Academic and industry research in NLP and speech processing often overlooks Swahili. Few papers focus on tasks like sentiment analysis, machine translation, or speech recognition for Swahili.

  4. Speech and Multimodal Gaps: Swahili speech datasets, handwritten text, and multimodal datasets (images with Swahili captions, videos, etc.) are almost non-existent. This makes building voice assistants, OCR, or image captioning models in Swahili extremely challenging.

  5. Impact on Applications: This underrepresentation affects practical AI applications—chatbots, translation services, digital assistants, and educational tools often fail to work well for Swahili speakers.

Aand.. Here's a detailed table of AI and ML tasks where Swahili is underrepresented, organized by category. I’ve included the task, current state for Swahili, and potential impact if addressed. This should give a clear sense of both gaps and opportunities.

Category AI Task Current State for Swahili Potential Impact if Developed
Natural Language Processing (NLP) Language Modeling Few large-scale Swahili corpora; multilingual models underperform Better text generation, predictive typing, writing aids
Text Classification Very limited labeled datasets for topics, sentiment, or spam detection Improved moderation, content filtering, sentiment analysis
Sentiment Analysis Almost no high-quality annotated datasets Social media monitoring, brand analysis, public opinion insights
Named Entity Recognition (NER) Few datasets; existing NER models often fail on Swahili text Improved information extraction for news, legal, and healthcare texts
Part-of-Speech Tagging Sparse corpora; rules-based systems dominate Better grammar analysis, parsing, and downstream NLP tasks
Machine Translation Limited parallel corpora; Google Translate quality varies Accurate translation for education, business, and government documents
Summarization Almost nonexistent datasets or pretrained models Automated content summarization for news, legal, and academic texts
Question Answering Very few datasets; models trained on English fail on Swahili AI assistants, educational tools, customer support systems
Semantic Search / Retrieval Limited indexing and embeddings in Swahili Efficient document retrieval, knowledge bases, and search engines
Speech & Audio Automatic Speech Recognition (ASR) Few large-scale Swahili audio datasets Voice assistants, dictation tools, transcription services
Text-to-Speech (TTS) Limited high-quality Swahili voice models Assistive tech, IVR systems, audiobooks
Speech Translation Almost nonexistent Real-time communication across languages
Speaker Diarization Rare for Swahili Meeting transcription, call center analysis
Multimodal AI Image Captioning No significant Swahili-labeled image datasets Accessibility tools, educational resources, social media tagging
OCR (Optical Character Recognition) Some work on printed Swahili; handwritten datasets very rare Digitalizing documents, preserving literature and historical texts
Video Understanding No datasets with Swahili captions or narration Subtitling, content indexing, AI tutors
Dialog & Conversational AI Chatbots Very few Swahili-trained models Customer support, education, e-government services
Dialogue Summarization Almost no datasets Meeting notes, conversational analytics
Intent Recognition Few datasets Better automation for local businesses
Recommendation Systems Content Recommendation Sparse data, especially for Swahili media Localized content discovery (books, music, news)
Information Extraction Knowledge Graph Construction Rare Swahili corpora for entity linking Structured knowledge bases for research, government, and business
Education & Literacy AI Reading Assistance Limited AI tutors or literacy tools Supporting Swahili literacy, personalized education
Language Learning Tools Very few AI apps teaching Swahili Global Swahili learning adoption
Healthcare AI Clinical Text Mining Almost nonexistent Swahili medical datasets Medical record processing, health insights
Speech-based Diagnostics No datasets Remote healthcare, voice-based symptom screening
Finance & Business Sentiment/Trend Analysis in Swahili Minimal coverage Market intelligence, consumer behavior analytics
Automated Form Processing Limited NLP for Swahili documents Banking, insurance, government services
Legal & Governance Legal Document Analysis Rare datasets Contract review, policy extraction, case law research
Automated Compliance Checks Very limited AI tools Regulatory monitoring, e-government services
Social Media & Content Moderation Hate Speech / Misinformation Detection Almost no labeled datasets Safer online communities, responsible platform governance
Social Analytics Sparse tools Monitoring trends, public opinion, emergency response
Cultural & Historical Preservation Digitization of Literature Limited Swahili text corpora Preserving oral history, books, and cultural materials
Oral History Transcription Very few annotated datasets Archiving traditional storytelling and interviews

This table already highlights 40+ tasks where Swahili is significantly underrepresented. Most of these gaps are not due to technical impossibility—they’re primarily data scarcity and research neglect. Addressing them would have high societal, educational, and economic impact, especially in East Africa where Swahili is widely spoken.

So i am going to leave these here until i get implementations of them.

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