Our Portfolio

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MAL NLP Lexicon: Melancholy, Anxiety & Loneliness during lockdown

Abstract Authors Abstract We have created a new practice-based NLP resource for monitoring mental health on social media, in particular brooding. The resource is currently available for Dutch and captures 2,000+ expressions of anger, fear and sadness, along with various … Read More

Online hatred of women in the Incels.me forum – Linguistic analysis and automatic detection

4chan & 8chan Word Embeddings

Profanity & Offensive Words (P​OW​): Multilingual fine-grained lexicons for hate speech

Abstract Authors Abstract The POW lexicons are a steadily growing, interpretable NLP resource for online hate speech detection. They are currently available in English, German, French, Dutch and Hungarian, capturing thousands of verbal expressions of abusive, aggressive, dehumanizing, discriminatory, offensive … Read More

Multilingual Cross-domain Perspectives on Online Hate Speech


GDPR Anonymization Tool


4chan & 8chan embeddings (TGTR-1)

Abstract Authors Abstract We have collected over 30 million messages from the publicly available /pol/ message boards on 4chan and 8chan, and compiled them into a model of toxic language use. The trained word embeddings (±0.4GB) are released for free … Read More

Dutch Word Embeddings


Arabic Dialect Identification

Automatic Detection of Online Jihadist Hate Speech

Summary Author Summary We have developed a system that automatically detects online jihadist hate speech with over 80% accuracy, by using techniques from Natural Language Processing and Machine Learning. The system is trained on a corpus of 45,000 subversive Twitter … Read More

Text-Based Age and Gender Prediction for Online Safety Monitoring

Automatic detection of cyberbullying in social media text

Summary Authors Summary While social media offer great communication opportunities, they also increase the vulnerability of young people to threatening situations online. Recent studies report that cyberbullying constitutes a growing problem among youngsters. Successful prevention depends on the adequate detection … Read More