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- emotion-classification
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- african-languages
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- low-resource-nlp
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# Wazobia Labs — Nigerian Pidgin Evaluation Set
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**
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**Builder:** [Wazobia Labs](https://huggingface.co/WAZOBIALABS)
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**License:** CC-BY-4.0
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---
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Every AI lab building for Nigerian Pidgin has the same unsolved problem: **they cannot evaluate whether their model actually works.**
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This evaluation set solves that.
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---
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##
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---
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##
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---
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##
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| Alpha structure established | May 2026 ✅ |
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| 100 gold-standard entries | June 2026 |
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| Inter-annotator review complete | July 2026 |
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| 200 gold-standard entries | August 2026 |
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| Public release v1.0 | Q3 2026 |
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---
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## Foundation Dataset
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This evaluation set is
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**[WAZOBIALABS/nigerian-pidgin-voice-text](https://huggingface.co/datasets/WAZOBIALABS/nigerian-pidgin-voice-text)**
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v0.
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---
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```bibtex
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@dataset{wazobia_labs_pidgin_eval_2026,
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author = {Okoye, Stephanie},
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title = {Wazobia Labs Nigerian Pidgin Evaluation Set},
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year = {2026},
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version = {0.
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publisher = {Hugging Face},
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url = {https://huggingface.co/datasets/WAZOBIALABS/nigerian-pidgin-eval},
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license = {CC-BY-4.0},
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note = {
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}
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```
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---
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## About Wazobia Labs
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Wazobia Labs builds African language AI infrastructure that
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**Contact:** wazobialabs@gmail.com
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**
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**Founded:** Lagos, Nigeria — 2025
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*Wa. Zo. Bia. The evaluation is coming.*
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- emotion-classification
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- african-languages
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- low-resource-nlp
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- health-nlp
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- cultural-annotation
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pretty_name: Wazobia Labs Nigerian Pidgin Gold-Standard Evaluation Set
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version: 0.3.0
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---
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# Wazobia Labs — Nigerian Pidgin Gold-Standard Evaluation Set
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**Version:** v0.3 — May 2026
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**Entries:** 253 dual-verified gold-standard entries
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**Builder:** [Wazobia Labs](https://huggingface.co/WAZOBIALABS)
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**License:** CC-BY-4.0 — commercial use permitted with attribution
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**Contact:** wazobialabs@gmail.com
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---
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Every AI lab building for Nigerian Pidgin has the same unsolved problem: **they cannot evaluate whether their model actually works.**
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No gold-standard benchmark exists. No culturally verified test set. No sarcasm corpus that captures Nigerian deadpan. No benchmark that distinguishes *forming* from *contempt*, *hustle_fatigue* from *hustle_energy*, a sincere compliment from its sarcastic twin delivered in the exact same words with the exact same flat tone.
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This evaluation set solves that.
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---
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## Dataset Summary
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| Specification | Current (v0.3) |
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| Total entries | 253 gold-standard entries |
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| Emotion categories | 16 — all represented at minimum 15 entries |
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| Sarcasm pairs | 28 complete pairs (sincere + sarcastic twin) |
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| Health domain entries | 40 entries |
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| Female speaker representation | ~45% |
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| Inter-annotator agreement | In progress — preliminary Kappa above 0.70 |
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| Built from | Wazobia Labs Nigerian Pidgin Dataset v0.8 (550 entries) |
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| License | CC-BY-4.0 |
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---
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## The 16-Category Taxonomy
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This evaluation set uses the Wazobia Labs Nigerian Pidgin emotion taxonomy — 16 categories, four of which have no equivalent in any existing NLP framework:
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| Category | Type | Definition |
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| **forming** | Nigerian-specific ★ | Deliberately performing emotional indifference as social armour — acting unbothered on purpose. A mask worn in public. AI reads this as neutral and misses everything. |
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| **hustle_fatigue** | Nigerian-specific ★ | The specific exhaustion of sustained economic grinding where stopping is not an option. Not burnout — the kind where you cannot afford to stop. |
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| **hustle_energy** | Nigerian-specific ★ | Fired-up grind motivation. Defiant optimism about economic achievement. Often includes the Lagos "before 30" cultural timeline urgency. |
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| **market_energy** | Nigerian-specific ★ | The sharp, alert, competitive transactional register of Lagos commerce. Not aggression — a specific deal-making emotional state. |
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| anger | Standard | Frustration, irritation, outrage |
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| betrayal | Standard | Feeling deceived or disrespected by someone trusted |
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| celebration | Standard | Communal wins, hype, collective joy |
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| contempt | Standard | Cold downward dismissal — icy, not hot like anger |
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| craving | Standard | Intense desire for something not yet present |
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| joy | Standard | Genuine happiness, excitement, delight |
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| neutral | Standard | No specific emotion detectable |
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| prayer_gratitude | Cultural | Spiritual thankfulness — the Nigerian testimony register |
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| pride | Standard | Confidence, swagger, self-assurance |
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| sarcasm | Critical | Meaning inversion through deadpan delivery — prosodically identical to sincere speech |
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| shock | Standard | Surprise mixed with disbelief |
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| suspicion | Standard | Wariness, awareness of attempted manipulation |
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---
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## What Makes This Gold-Standard
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### Sarcasm Pairs — The Most Dangerous Gap in Nigerian Pidgin NLP
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Nigerian sarcasm is delivered deadpan — prosodically identical to sincere speech. The same words, the same flat tone, the complete opposite meaning.
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"You don try well well" can be the warmest praise or the coldest insult. A model cannot distinguish them without cultural context. This evaluation set contains 28 complete sarcasm pairs: the same phrase annotated twice, once sincere and once sarcastic, with annotator notes documenting the contextual conditions that determine which reading applies.
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Any model that scores well on this evaluation set has learned to handle Nigerian sarcasm. Any model that does not has a serious deployment risk.
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### Health Domain Coverage
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40 health domain entries capture how Nigerian patients actually communicate about their health — not how they communicate in clinical settings or translated health literature.
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"E don do, I just dey manage" — standard models read neutral. It means a patient has given up trying to get better and is merely surviving. That is a clinical signal that requires intervention. This evaluation set tests whether your model catches it.
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Health domain entries cover: maternal health, chronic illness management, medication compliance, patient-provider communication, mental health expression, and acute symptom reporting.
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### Cultural Annotation Methodology
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Every entry in this evaluation set was annotated by a native speaker with lived fluency across three Nigerian Pidgin registers: Warri Pidgin (the original creole form), Eastern Nigerian Pidgin, and Lagos Pidgin. Cultural authority — not institutional backing — is the methodological foundation.
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The annotator is an Igbo woman born in Aba, raised in Warri, educated in Owerri, living in Lagos. This trajectory is the methodology.
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## Category Coverage
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All 16 emotion categories are represented at minimum 15 entries:
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| Category | Entries |
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| anger | 15 |
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| betrayal | 15 |
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| celebration | 15 |
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| contempt | 15 |
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| craving | 15 |
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| forming | 15 |
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| hustle_energy | 15 |
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| hustle_fatigue | 15 |
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| joy | 15 |
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| market_energy | 15 |
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| neutral | 15 |
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| prayer_gratitude | 15 |
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| pride | 15 |
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| sarcasm | 28 |
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| shock | 15 |
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| suspicion | 15 |
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| **Total** | **253** |
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---
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## Data Fields
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Each entry contains 15 fields:
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| Field | Description |
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| entry_id | Unique identifier — format WZ-T-XXXX |
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| pidgin_text | The Nigerian Pidgin text |
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| english_gloss | Plain English meaning |
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| sentiment | positive / negative / neutral |
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| emotion_category | Primary emotion from 16-category taxonomy |
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| emotion_secondary | Secondary emotion where present |
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| register | casual / street / proverbial |
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| sarcasm_flag | yes / no |
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| prosody_match | matched / contradicts / neutral |
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| annotator_notes | Cultural context and annotation rationale |
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| topic_domain | health / money / work / social / faith / relationship / conflict / motivation / emotion / food / greeting / life |
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| speaker_gender | female / neutral |
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| intensity | 1–5 scale |
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| source_type | original / overheard / social_media / adapted |
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| date_added | ISO date |
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## Why Evaluation Infrastructure Matters
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When Meta, Google, Microsoft, and African AI labs build Nigerian Pidgin models, they face a fundamental problem: **what does "works" mean?**
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Existing corpora — the BBC Pidgin corpus, WAXAL ASR data — can transcribe. But can they understand?
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Can they tell that "You come early today oh" is sincere praise when said to someone who arrived unexpectedly on time — and devastating sarcasm when said to someone two hours late?
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Can they score *hustle_fatigue* versus *hustle_energy* — two speakers both talking about the grind, one depleted and one fired up?
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Can they read "E don do, I just dey manage" as the clinical resignation it is rather than neutral filler?
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Without this evaluation set, there is no way to know. **Wazobia Labs builds the evaluation infrastructure. You cannot skip the evaluation.**
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---
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## Foundation Dataset
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This evaluation set is drawn from and verified against:
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**[WAZOBIALABS/nigerian-pidgin-voice-text](https://huggingface.co/datasets/WAZOBIALABS/nigerian-pidgin-voice-text)**
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v0.8 — 550 entries — 16 emotion categories — CC-BY-4.0
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---
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## Version History
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| Version | Entries | Date | Notes |
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|---|---|---|---|
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| v0.1 | ~100 | April 2026 | Initial eval set structure |
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| v0.2 | 230 | May 2026 | Expanded to 16 categories |
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| v0.3 | 253 | May 2026 | Built from corrected v0.8 main dataset — all categories at 15+ entries, 40 health entries |
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---
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## Roadmap
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| Milestone | Target |
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| Inter-annotator agreement published | June 2026 |
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| 300+ entries | July 2026 |
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| Voice-matched evaluation entries | Month 4 |
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| v1.0 public release | Q3 2026 |
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```bibtex
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@dataset{wazobia_labs_pidgin_eval_2026,
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author = {Okoye, Stephanie Nkemjika},
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title = {Wazobia Labs Nigerian Pidgin Gold-Standard Evaluation Set},
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year = {2026},
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version = {0.3.0},
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publisher = {Hugging Face},
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url = {https://huggingface.co/datasets/WAZOBIALABS/nigerian-pidgin-eval},
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license = {CC-BY-4.0},
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note = {First gold-standard evaluation benchmark for Nigerian Pidgin emotion classification}
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}
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```
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---
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## Licensing and Access
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Published under **CC-BY-4.0** — free to use for research, academic, and commercial purposes with attribution.
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Enterprise licensing with support, update guarantees, and integration documentation available separately.
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**Contact:** wazobialabs@gmail.com
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---
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## About Wazobia Labs
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Wazobia Labs builds African language AI infrastructure that does not exist but should. We identify the specific, high-value gaps in African language data that existing datasets leave open — then build exactly those gaps with commercial licensing, production-grade quality, and the cultural specificity that real AI products need.
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**Not another Twitter scrape. Not another scripted studio recording. We build what they deliberately left out.**
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**HuggingFace:** [WAZOBIALABS](https://huggingface.co/WAZOBIALABS)
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**Contact:** wazobialabs@gmail.com
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**Founded:** Lagos, Nigeria — 2026
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