Search Results for author: Sabine Bergler

Found 18 papers, 2 papers with code

CLaC at SMM4H 2020: Birth Defect Mention Detection

no code implementations SMM4H (COLING) 2020 Parsa Bagherzadeh, Sabine Bergler

For the detection of personal tweets, where a parent speaks of a child’s birth defect, CLaC combines ELMo word embeddings and gazetteer lists from external resources with a GCNN (for encoding dependencies), in a multi layer, transformer inspired architecture.

Word Embeddings

Leveraging knowledge sources for detecting self-reports of particular health issues on social media

no code implementations EACL (Louhi) 2021 Parsa Bagherzadeh, Sabine Bergler

This paper investigates incorporating quality knowledge sources developed by experts for the medical domain as well as syntactic information for classification of tweets into four different health oriented categories.

Classification

Competing Independent Modules for Knowledge Integration and Optimization

no code implementations Findings (EMNLP) 2021 Parsa Bagherzadeh, Sabine Bergler

This paper presents a neural framework of untied independent modules, used here for integrating off the shelf knowledge sources such as language models, lexica, POS information, and dependency relations.

POS Sentiment Analysis

Multi-input Recurrent Independent Mechanisms for leveraging knowledge sources: Case studies on sentiment analysis and health text mining

no code implementations NAACL (DeeLIO) 2021 Parsa Bagherzadeh, Sabine Bergler

This paper presents a way to inject and leverage existing knowledge from external sources in a Deep Learning environment, extending the recently proposed Recurrent Independent Mechnisms (RIMs) architecture, which comprises a set of interacting yet independent modules.

Sentiment Analysis

Comparing and combining some popular NER approaches on Biomedical tasks

1 code implementation30 May 2023 Harsh Verma, Sabine Bergler, Narjesossadat Tahaei

Lastly, we implement a system that learns to combine the predictions of SEQ and SpanPred, generating systems that consistently give high recall and high F1 across all 4 datasets.

NER Nested Named Entity Recognition

CLaC at SemEval-2023 Task 2: Comparing Span-Prediction and Sequence-Labeling approaches for NER

no code implementations5 May 2023 Harsh Verma, Sabine Bergler

This paper summarizes the CLaC submission for the MultiCoNER 2 task which concerns the recognition of complex, fine-grained named entities.

NER Task 2

CLaC-BP at SemEval-2021 Task 8: SciBERT Plus Rules for MeasEval

no code implementations SEMEVAL 2021 Benjamin Therien, Parsa Bagherzadeh, Sabine Bergler

We analyze ablation experiments and demonstrate how the system components, namely tokenizer, unit identifier, modifier classifier, and language model, affect the overall score.

Language Modelling

CLaC-np at SemEval-2021 Task 8: Dependency DGCNN

no code implementations SEMEVAL 2021 Nihatha Lathiff, Pavel PK Khloponin, Sabine Bergler

MeasEval aims at identifying quantities along with the entities that are measured with additional properties within English scientific documents.

CLaC at SemEval-2020 Task 5: Muli-task Stacked Bi-LSTMs

no code implementations SEMEVAL 2020 MinGyou Sung, Parsa Bagherzadeh, Sabine Bergler

We consider detection of the span of antecedents and consequents in argumentative prose a structural, grammatical task.

Multi-Task Learning POS +1

CLaC at SMM4H Task 1, 2, and 4

no code implementations WS 2018 Parsa Bagherzadeh, Nadia Sheikh, Sabine Bergler

CLaC Labs participated in Tasks 1, 2, and 4 using the same base architecture for all tasks with various parameter variations.

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