Nir Ofek
Nir Ofek
Tel Aviv University, Laboratory for Consciousness Research and Soft Logic
Verified email at
Cited by
Cited by
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
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
ConSent: Context-based sentiment analysis
G Katz, N Ofek, B Shapira
Knowledge-Based Systems 84, 162-178, 2015
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
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
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
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
Sentic Demo: A hybrid concept-level aspect-based sentiment analysis toolkit
S Poria, A Gelbukh, B Agarwal, E Cambria, N Howard
ESWC 2014 10, 978-3, 2014
Combining perimeter search and pattern database abstractions
A Felner, N Ofek
International Symposium on Abstraction, Reformulation, and Approximation …, 2007
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
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
Methodology for connecting nouns to their modifying adjectives
N Ofek, L Rokach, P Mitra
International Conference on Intelligent Text Processing and Computational …, 2014
Linking Motif Sequences to Tale Types by Machine Learning
N Ofek, S Darányi, L Rokach
Computational Models of Narrative, 2013
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
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
Dynamic latent expertise mining in social networks
N Ofek, A Shabtai
IEEE internet computing 18 (5), 20-27, 2014
User Feedback Analysis for Mobile Malware Detection.
T Hadad, B Sidik, N Ofek, R Puzis, L Rokach
ICISSP, 83-94, 2017
Application marketplace malware detection by user feedback analysis
T Hadad, R Puzis, B Sidik, N Ofek, L Rokach
International Conference on Information Systems Security and Privacy, 1-19, 2017
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