Nir Ofek

Publication Activity (10 Years)

Years Active: 2007-2017
Publications (10 Years): 4

Top Topics

Sentiment Analysis

Class Imbalance

Top Venues

SemWebEval@ESWC

IEEE Internet Comput.

ICISSP (Revised Selected Papers)

Publications

Tal Hadad, Bronislav Sidik, Nir Ofek, Rami Puzis, Lior Rokach
User Feedback Analysis for Mobile Malware Detection. ICISSP (2017)
Tal Hadad, Rami Puzis, Bronislav Sidik, Nir Ofek, Lior Rokach
Application Marketplace Malware Detection by User Feedback Analysis. ICISSP (Revised Selected Papers) (2017)
Nir Ofek, Lior Rokach, Roni Stern, Asaf Shabtai
Fast-CBUS: A fast clustering-based undersampling method for addressing the class imbalance problem. Neurocomputing 243 (2017)
Nir Ofek, Soujanya Poria, Lior Rokach, Erik Cambria, Amir Hussain, Asaf Shabtai
Unsupervised Commonsense Knowledge Enrichment for Domain-Specific Sentiment Analysis. Cogn. Comput. 8 (3) (2016)
Nir Ofek, Lior Rokach, Cornelia Caragea, John Yen
The Importance of Pronouns to Sentiment Analysis: Online Cancer Survivor Network Case Study. WWW (Companion Volume) (2015)
Gilad Katz, Nir Ofek, Bracha Shapira
ConSent: Context-based sentiment analysis. Knowl. Based Syst. 84 (2015)
Nir Ofek, Lior Rokach
A classifier to determine which Wikipedia biographies will be accepted. J. Assoc. Inf. Sci. Technol. 66 (1) (2015)
Nir Ofek, Gilad Katz, Bracha Shapira, Yedidya Bar-Zev
Sentiment Analysis in Transcribed Utterances. PAKDD (2) (2015)
Bracha Shapira, Nir Ofek, Victor Makarenkov
Exploiting Wikipedia for Information Retrieval Tasks. SIGIR (2015)
Gilad Katz, Asaf Shabtai, Lior Rokach, Nir Ofek
ConfDTree: A Statistical Method for Improving Decision Trees. J. Comput. Sci. Technol. 29 (3) (2014)
Nir Ofek, Lior Rokach, Prasenjit Mitra
Methodology for Connecting Nouns to Their Modifying Adjectives. CICLing (1) (2014)
Nir Ofek, Asaf Shabtai
Dynamic Latent Expertise Mining in Social Networks. IEEE Internet Comput. 18 (5) (2014)
Nir Ofek, Lior Rokach
Unsupervised Fine-Grained Sentiment Analysis System Using Lexicons and Concepts. SemWebEval@ESWC (2014)
Soujanya Poria, Nir Ofek, Alexander F. Gelbukh, Amir Hussain, Lior Rokach
Dependency Tree-Based Rules for Concept-Level Aspect-Based Sentiment Analysis. SemWebEval@ESWC (2014)
Nir Ofek, Cornelia Caragea, Lior Rokach, Prakhar Biyani, Prasenjit Mitra, John Yen, Kenneth Portier, Greta E. Greer
Improving Sentiment Analysis in an Online Cancer Survivor Community Using Dynamic Sentiment Lexicon. SOCIETY (2013)
Nir Ofek, Sándor Darányi, Lior Rokach
Linking Motif Sequences with Tale Types by Machine Learning. CMN (2013)
Gilad Katz, Asaf Shabtai, Lior Rokach, Nir Ofek
ConfDTree: Improving Decision Trees Using Confidence Intervals. ICDM (2012)
Gilad Katz, Nir Ofek, Bracha Shapira, Lior Rokach, Guy Shani
Using Wikipedia to boost collaborative filtering techniques. RecSys (2011)
Ariel Felner, Nir Ofek
Combining Perimeter Search and Pattern Database Abstractions. SARA (2007)