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Št. zadetkov: 7
Research 16: Tree-structured Conditional Random Fields for Semantic Annotation
Jie Tang
Video in druga učna gradiva
Oznake: computer science;semantic web;annotation
Leto: 2006 Vir: videolectures.net
Social Influence Analysis in Large-scale Networks
Jie Tang
Video in druga učna gradiva
Oznake: computer science;network analysis;social networks
In large social networks, nodes (users, entities) are influenced by others for various reasons. For example, the colleagues have strong influence on one's work, while the friends have strong influence on one's daily life. How to differentiate the social influences from different angles(topics)? How ...
Leto: 2009 Vir: videolectures.net
Confluence: Conformity Influence in Large Social Networks
Jie Tang
Video in druga učna gradiva
Oznake: computer science;data mining;knowledge extraction
Conformity is a type of social influence involving a change in opinion or behavior in order to fit in with a group. Employing several social networks as the source for our experimental data, we study how the effect of conformity plays a role in changing users' online behavior. We formally define sev ...
Leto: 2013 Vir: videolectures.net
On a Connection between Importance Sampling and the Likelihood Ratio Policy Gradient
Jie Tang
Video in druga učna gradiva
Oznake: computer science;machine learning;reinforcement learning
Likelihood ratio policy gradient methods have been some of the most successful reinforcement learning algorithms, especially for learning on physical systems. We describe how the likelihood ratio policy gradient can be derived from an importance sampling perspective. This derivation highlights how l ...
Leto: 2010 Vir: videolectures.net
Social Influence and Sentiment Analysis
Jie Tang
Video in druga učna gradiva
Oznake: computer science;data science
Social influence is the behavioral change of a person because of the perceived relationship with other people, organizations and society in general. Social influence has been a widely accepted phenomenon in social networks for decades. Many applications have been built based around the implicit nota ...
Leto: 2016 Vir: videolectures.net
Recommendation in Social Media
Huan Liu , Jie Tang , Jiliang Tang
Video in druga učna gradiva
Oznake: computer science;data mining;knowledge extraction
The pervasive use of social media generates massive data in an unprecedented rate and the information overload problem becomes increasingly severe for social media users. Recommendation has been proven to be effective in mitigating the information overload problem, demonstrated its strength in impro ...
Leto: 2014 Vir: videolectures.net
Switch semi-active control of the floating raft vibration isolation system
Zeyu Weng, Shengli Liu, Teqi Xu, Xiaoyu Wu, Zhe Wang, Jie Tang
Izvirni znanstveni članek
Oznake: floating rafts;semi-active control;vibration isolation;switch algorithm;
Switch semi-active control is introduced to improve the performance of the floating raft vibration isolation system on isolating vibration in the vicinity of the resonance frequency. A switch-controllable linear damper based on the electromagnetic damping principle is developed, whose characteristic ...
Leto: 2022 Vir: Fakulteta za strojništvo (UL FS)
Št. zadetkov: 7
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