| UDPipe at SIGMORPHON 2019: Contextualized Embeddings, Regularization with Morphological Categories, Corpora Merging | Aug 19, 2019 | LemmatizationMorphological Analysis | —Unverified | 0 | 0 |
| UET at WNUT-2020 Task 2: A Study of Combining Transfer Learning Methods for Text Classification with RoBERTa | Nov 1, 2020 | Task 2text-classification | —Unverified | 0 | 0 |
| UIT-HSE at WNUT-2020 Task 2: Exploiting CT-BERT for Identifying COVID-19 Information on the Twitter Social Network | Sep 7, 2020 | Task 2 | —Unverified | 0 | 0 |
| UIT-HSE at WNUT-2020 Task 2: Exploiting CT-BERT for Identifying COVID-19 Information on the Twitter Social Network | Nov 1, 2020 | Task 2 | —Unverified | 0 | 0 |
| UMDSub at SemEval-2018 Task 2: Multilingual Emoji Prediction Multi-channel Convolutional Neural Network on Subword Embedding | May 25, 2018 | Task 2 | —Unverified | 0 | 0 |
| UMDuluth-CS8761 at SemEval-2018 Task 2: Emojis: Too many Choices? | Jun 1, 2018 | Task 2 | —Unverified | 0 | 0 |
| Uncertainty in GNN Learning Evaluations: A Comparison Between Measures for Quantifying Randomness in GNN Community Detection | Dec 14, 2023 | Community DetectionTask 2 | —Unverified | 0 | 0 |
| Unsupervised Paradigm Clustering Using Transformation Rules | Aug 1, 2021 | ClusteringTask 2 | —Unverified | 0 | 0 |
| UoB\_UK at SemEval 2021 Task 2: Zero-Shot and Few-Shot Learning for Multi-lingual and Cross-lingual Word Sense Disambiguation. | Aug 1, 2021 | Few-Shot LearningTask 2 | —Unverified | 0 | 0 |
| uOttawa: System description for SemEval 2013 Task 2 Sentiment Analysis in Twitter | Jun 1, 2013 | Sentiment AnalysisTask 2 | —Unverified | 0 | 0 |
