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Št. zadetkov: 5
Semi-supervised Instance Matching Using Boosted Classifiers
Mayank Kejriwal
Video in druga učna gradiva
Oznake: computer science;big data;semantic web
Instance matching concerns identifying pairs of instances that refer to the same underlying entity. Current state-of-the-art instance matchers use machine learning methods. Supervised learning systems achieve good performance by training on significant amounts of manually labeled samples. To all ...
Leto: 2015 Vir: videolectures.net
Sorted Neighborhood for Schema-free RDF Data
Mayank Kejriwal
Video in druga učna gradiva
Oznake: computer science;big data;semantic web
Entity Resolution (ER) concerns identifying pairs of entities that refer to the same underlying entity. To avoid O (n2) pairwise comparison of n entities, blocking methods are used. Sorted Neighborhood is an established blocking method for Relational Databases. It has not been appli ...
Leto: 2015 Vir: videolectures.net
Neural Embeddings for Populated Geonames Locations
Mayank Kejriwal
Video in druga učna gradiva
Oznake: computer science;semantic web
The application of neural embedding algorithms (based on architectures like skip-grams) to large knowledge bases like Wikipedia and the Google News Corpus has tremendously benefited multiple com- munities in applications as diverse as sentiment analysis, named entity recognition and text classificat ...
Leto: 2017 Vir: videolectures.net
An Investigative Search Engine for Social Good
Mayank Kejriwal
Video in druga učna gradiva
Oznake: computer science;semantic web
Enabling intelligent search systems that can navigate and facet on entities, classes and relationships, rather than plain text, to answer questions in complex domains is a longstanding aspect of the Semantic Web vision. This paper presents an investigative search engine that meets some of these chal ...
Leto: 2017 Vir: videolectures.net
Data Mining in Unusual Domains with Information-rich Knowledge Graph Construction, Inference and Search
Pedro Szekely , Mayank Kejriwal
Video in druga učna gradiva
Oznake: computer science;data science
The growth of the Web is a success story that has spurred much research in knowledge discovery and data mining. Data mining over Web domains that are unusual is an even harder problem. There are several factors that make a domain unusual. In particular, such domains have significant long tails and e ...
Leto: 2017 Vir: videolectures.net
Št. zadetkov: 5
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