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#shared-task News & Analysis

2 articles tagged with #shared-task. AI-curated summaries with sentiment analysis and key takeaways from 50+ sources.

2 articles
AINeutralarXiv – CS AI · Jun 25/10
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LinguIUTics at PsyDefDetect: Iterative Imbalance-Aware Fine-tuning of Qwen3-8B for Psychological Defense Mechanism Classification

The LinguIUTics team achieved 4th place in the PsyDefDetect 2026 shared task by fine-tuning Qwen3-8B to classify psychological defense mechanisms in clinical conversational text, reaching a macro F1-score of 0.3917 and substantially improving performance on rare classes through specialized techniques including minority-class augmentation and ensemble methods.

AINeutralarXiv – CS AI · May 115/10
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N\"urnberg NLP at PsyDefDetect: Multi-Axis Voter Ensembles for Psychological Defence Mechanism Classification

Nürnberg NLP's ensemble approach for detecting psychological defence mechanisms achieved first place in the PsyDefDetect shared task by leveraging nine independent voters across different model architectures and training methods. The strategy prioritizes error independence over single-model strength, addressing the inherent ambiguity in classifying overlapping psychological categories.