Nir Ofek
TitleCited byYear
Understanding topics and sentiment in an online cancer survivor community
K Portier, GE Greer, L Rokach, N Ofek, Y Wang, P Biyani, M Yu, ...
Journal of the National Cancer Institute Monographs 2013 (47), 195-198, 2013
ConSent: Context-based sentiment analysis
G Katz, N Ofek, B Shapira
Knowledge-Based Systems 84, 162-178, 2015
Using Wikipedia to boost collaborative filtering techniques
G Katz, N Ofek, B Shapira, L Rokach, G Shani
Proceedings of the fifth ACM conference on Recommender systems, 285-288, 2011
Improving sentiment analysis in an online cancer survivor community using dynamic sentiment lexicon
N Ofek, C Caragea, L Rokach, P Biyani, P Mitra, J Yen, K Portier, G Greer
2013 International Conference on Social Intelligence and Technology, 109-113, 2013
Dependency tree-based rules for concept-level aspect-based sentiment analysis
S Poria, N Ofek, A Gelbukh, A Hussain, L Rokach
Semantic Web Evaluation Challenge, 41-47, 2014
Combining perimeter search and pattern database abstractions
A Felner, N Ofek
International Symposium on Abstraction, Reformulation, and Approximation …, 2007
Sentic Demo: A hybrid concept-level aspect-based sentiment analysis toolkit
S Poria, A Gelbukh, B Agarwal, E Cambria, N Howard
ESWC 2014, 2014
Fast-CBUS: A fast clustering-based undersampling method for addressing the class imbalance problem
N Ofek, L Rokach, R Stern, A Shabtai
Neurocomputing 243, 88-102, 2017
Unsupervised commonsense knowledge enrichment for domain-specific sentiment analysis
N Ofek, S Poria, L Rokach, E Cambria, A Hussain, A Shabtai
Cognitive Computation 8 (3), 467-477, 2016
Methodology for connecting nouns to their modifying adjectives
N Ofek, L Rokach, P Mitra
International Conference on Intelligent Text Processing and Computational …, 2014
ConfDTree: Improving decision trees using confidence intervals
G Katz, A Shabtai, L Rokach, N Ofek
2012 IEEE 12th International Conference on Data Mining, 339-348, 2012
ConfDtree: A statistical method for improving decision trees
G Katz, A Shabtai, L Rokach, N Ofek
Journal of Computer Science and Technology 29 (3), 392-407, 2014
Exploiting wikipedia for information retrieval tasks
B Shapira, N Ofek, V Makarenkov
Proceedings of the 38th International ACM SIGIR Conference on Research and …, 2015
Sentiment analysis in transcribed utterances
N Ofek, G Katz, B Shapira, Y Bar-Zev
Pacific-Asia conference on knowledge discovery and data mining, 27-38, 2015
Linking Motif Sequences to Tale Types by Machine Learning
N Ofek, S Darányi, L Rokach
Computational Models of Narrative, 2013
Dynamic latent expertise mining in social networks
N Ofek, A Shabtai
IEEE Internet Computing 18 (5), 20-27, 2014
The Importance of Pronouns to Sentiment Analysis: Online Cancer Survivor Network Case Study
N Ofek, L Rokach, C Caragea, J Yen
Proceedings of the 24th International Conference on World Wide Web, 83-84, 2015
A classifier to determine which W ikipedia biographies will be accepted
N Ofek, L Rokach
Journal of the Association for Information Science and Technology 66 (1 …, 2015
Unsupervised fine-grained sentiment analysis system using lexicons and concepts
N Ofek, L Rokach
Semantic Web Evaluation Challenge, 28-33, 2014
User Feedback Analysis for Mobile Malware Detection.
T Hadad, B Sidik, N Ofek, R Puzis, L Rokach
ICISSP, 83-94, 2017
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Articles 1–20