Orgad Keller

Publication Activity (10 Years)

Years Active: 2007-2024
Publications (10 Years): 16

Top Topics

Answer Validation Exercise

Reinforcement Learning

Lexico Syntactic

Top Venues

J. Artif. Intell. Res.

Publications

Lior Shani, Aviv Rosenberg, Asaf Cassel, Oran Lang, Daniele Calandriello, Avital Zipori, Hila Noga, Orgad Keller, Bilal Piot, Idan Szpektor, Avinatan Hassidim, Yossi Matias, Rémi Munos
Multi-turn Reinforcement Learning from Preference Human Feedback. CoRR (2024)
Paul Roit, Johan Ferret, Lior Shani, Roee Aharoni, Geoffrey Cideron, Robert Dadashi, Matthieu Geist, Sertan Girgin, Léonard Hussenot, Orgad Keller, Nikola Momchev, Sabela Ramos, Piotr Stanczyk, Nino Vieillard, Olivier Bachem, Gal Elidan, Avinatan Hassidim, Olivier Pietquin, Idan Szpektor
Factually Consistent Summarization via Reinforcement Learning with Textual Entailment Feedback. CoRR (2023)
Zorik Gekhman, Nadav Oved, Orgad Keller, Idan Szpektor, Roi Reichart
On the Robustness of Dialogue History Representation in Conversational Question Answering: A Comprehensive Study and a New Prompt-based Method. Trans. Assoc. Comput. Linguistics 11 (2023)
Paul Roit, Johan Ferret, Lior Shani, Roee Aharoni, Geoffrey Cideron, Robert Dadashi, Matthieu Geist, Sertan Girgin, Léonard Hussenot, Orgad Keller, Nikola Momchev, Sabela Ramos Garea, Piotr Stanczyk, Nino Vieillard, Olivier Bachem, Gal Elidan, Avinatan Hassidim, Olivier Pietquin, Idan Szpektor
Factually Consistent Summarization via Reinforcement Learning with Textual Entailment Feedback. ACL (1) (2023)
Deborah Cohen, Moonkyung Ryu, Yinlam Chow, Orgad Keller, Ido Greenberg, Avinatan Hassidim, Michael Fink, Yossi Matias, Idan Szpektor, Craig Boutilier, Gal Elidan
Dynamic Planning in Open-Ended Dialogue using Reinforcement Learning. CoRR (2022)
Zorik Gekhman, Nadav Oved, Orgad Keller, Idan Szpektor, Roi Reichart
On the Robustness of Dialogue History Representation in Conversational Question Answering: A Comprehensive Study and a New Prompt-based Method. CoRR (2022)
Avishai Zagoury, Orgad Keller, Avinatan Hassidim, Noam Hazon
Targeted Negative Campaigning: Complexity and Approximations. AAAI (2021)
Idan Szpektor, Deborah Cohen, Gal Elidan, Michael Fink, Avinatan Hassidim, Orgad Keller, Sayali Kulkarni, Eran Ofek, Sagie Pudinsky, Asaf Revach, Shimi Salant, Yossi Matias
Dynamic Composition for Conversational Domain Exploration. WWW (2020)
Eyal Ben-David, Orgad Keller, Eric Malmi, Idan Szpektor, Roi Reichart
Semantically Driven Sentence Fusion: Modeling and Evaluation. EMNLP (Findings) (2020)
Eyal Ben-David, Orgad Keller, Eric Malmi, Idan Szpektor, Roi Reichart
Semantically Driven Sentence Fusion: Modeling and Evaluation. CoRR (2020)
Orgad Keller, Avinatan Hassidim, Noam Hazon
New Approximations for Coalitional Manipulation in Scoring Rules. J. Artif. Intell. Res. 64 (2019)
Orgad Keller, Avinatan Hassidim, Noam Hazon
Approximating Weighted and Priced Bribery in Scoring Rules. J. Artif. Intell. Res. 66 (2019)
Raphael Cohen, Orgad Keller, Jason Levy, Russell Levy, Micha Breakstone, Amit Ashkenazi
Fully Automatic Speaker Separation System, with Automatic Enrolling of Recurrent Speakers. INTERSPEECH (2018)
Orgad Keller, Avinatan Hassidim, Noam Hazon
Approximating Bribery in Scoring Rules. AAAI (2018)
Orgad Keller, Avinatan Hassidim, Noam Hazon
New Approximations for Coalitional Manipulation in General Scoring Rules. CoRR (2017)
Orgad Keller, Avinatan Hassidim, Noam Hazon
New Approximation for Borda Coalitional Manipulation. AAMAS (2017)
Orgad Keller, Tsvi Kopelowitz, Shir Landau Feibish, Moshe Lewenstein
Generalized substring compression. Theor. Comput. Sci. 525 (2014)
Avinatan Hassidim, Orgad Keller, Moshe Lewenstein, Liam Roditty
Finding the Minimum-Weight k-Path. WADS (2013)
Avinatan Hassidim, Orgad Keller, Moshe Lewenstein, Liam Roditty
Finding the Minimum-Weight k-Path. CoRR (2013)
Amihood Amir, Estrella Eisenberg, Orgad Keller, Avivit Levy, Ely Porat
Approximate string matching with stuck address bits. Theor. Comput. Sci. 412 (29) (2011)
Amihood Amir, Estrella Eisenberg, Orgad Keller, Avivit Levy, Ely Porat
Approximate String Matching with Stuck Address Bits. SPIRE (2010)
Orgad Keller, Tsvi Kopelowitz, Moshe Lewenstein
On the longest common parameterized subsequence. Theor. Comput. Sci. 410 (51) (2009)
Orgad Keller, Tsvi Kopelowitz, Shir Landau, Moshe Lewenstein
Generalized Substring Compression. CPM (2009)
Orgad Keller, Tsvi Kopelowitz, Moshe Lewenstein
On the Longest Common Parameterized Subsequence. CPM (2008)
Orgad Keller, Tsvi Kopelowitz, Moshe Lewenstein
Range Non-overlapping Indexing and Successive List Indexing. WADS (2007)