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Concept

Knowledge extraction

Related lectures (32)

Auctions and Mechanism Design Log in to Mediaspace to watch this video

Explores auctions, mechanisms, and social choice functions, including bidding strategies and truthful mechanisms.

Information Extraction: Bootstrapping Log in to Mediaspace to watch this video

Explores Information Extraction approaches like hand-written patterns and distant supervision, with examples of entity pairs matching patterns.

Named Entity Recognition: Applications and Techniques Log in to Mediaspace to watch this video

Explores Named Entity Recognition, its uses, techniques, and applications in information extraction.

Matrix Factorization: Linking Text to Knowledge Bases Log in to Mediaspace to watch this video

Explores distant supervision for linking text to knowledge bases using entity extraction and classifiers.

Earth Observation Sensors: Spectral Indices & Exercise Introduction Log in to Mediaspace to watch this video

Explores Earth observation sensors, spectral indices, and introduces an exercise on computing vegetation indices and analyzing NDVI values.

Knowledge Modeling: Introduction Log in to Mediaspace to watch this video

Explores manual creation of knowledge bases and challenges in knowledge extraction from text.

Taxonomy Induction: Relations Extraction and Graph Construction Log in to Mediaspace to watch this video

Covers relations extraction and graph construction in taxonomy induction, emphasizing noise reduction for accurate graphs.

Projects Presentation & Logistics Log in to Mediaspace to watch this video

Covers the presentation of 4 projects in the course and related logistics.

Matrix Factorization: Information Extraction Log in to Mediaspace to watch this video

Explores matrix factorization for information extraction, Bayesian ranking, and relation embeddings.

Coreference Resolution: Models and Evaluation Log in to Mediaspace to watch this video

Explores coreference resolution models, challenges in scoring spans, graph refinement techniques, state-of-the-art results, and the impact of pretrained Transformers.

Foundations of Information Systems: Course Overview and Key Concepts Log in to Mediaspace to watch this video

Introduces the course on information systems, covering its structure, objectives, and foundational concepts essential for understanding data management and decision-making.

Coreference Resolution Log in to Mediaspace to watch this video

Covers coreference resolution, models, applications, challenges, and advancements in natural language processing.