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Negative Frames Matter in Egocentric Visual Query 2D Localization


Aug 03, 2022
Mengmeng Xu, Cheng-Yang Fu, Yanghao Li, Bernard Ghanem, Juan-Manuel Perez-Rua, Tao Xiang

* First place winning solution for VQ2D task in CVPR-2022 Ego4D Challenge. Our code is publicly available at https://github.com/facebookresearch/vq2d_cvpr 

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ETAD: A Unified Framework for Efficient Temporal Action Detection


May 14, 2022
Shuming Liu, Mengmeng Xu, Chen Zhao, Xu Zhao, Bernard Ghanem

* 17 pages, 5 figures 

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Contrastive Language-Action Pre-training for Temporal Localization


Apr 26, 2022
Mengmeng Xu, Erhan Gundogdu, Maksim Lapin, Bernard Ghanem, Michael Donoser, Loris Bazzani

* 18 pages, 4 figures 

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SegTAD: Precise Temporal Action Detection via Semantic Segmentation


Mar 03, 2022
Chen Zhao, Merey Ramazanova, Mengmeng Xu, Bernard Ghanem


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Relation-aware Video Reading Comprehension for Temporal Language Grounding


Oct 18, 2021
Jialin Gao, Xin Sun, Mengmeng Xu, Xi Zhou, Bernard Ghanem

* Accepted by EMNLP-21 

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Ego4D: Around the World in 3,000 Hours of Egocentric Video


Oct 13, 2021
Kristen Grauman, Andrew Westbury, Eugene Byrne, Zachary Chavis, Antonino Furnari, Rohit Girdhar, Jackson Hamburger, Hao Jiang, Miao Liu, Xingyu Liu, Miguel Martin, Tushar Nagarajan, Ilija Radosavovic, Santhosh Kumar Ramakrishnan, Fiona Ryan, Jayant Sharma, Michael Wray, Mengmeng Xu, Eric Zhongcong Xu, Chen Zhao, Siddhant Bansal, Dhruv Batra, Vincent Cartillier, Sean Crane, Tien Do, Morrie Doulaty, Akshay Erapalli, Christoph Feichtenhofer, Adriano Fragomeni, Qichen Fu, Christian Fuegen, Abrham Gebreselasie, Cristina Gonzalez, James Hillis, Xuhua Huang, Yifei Huang, Wenqi Jia, Weslie Khoo, Jachym Kolar, Satwik Kottur, Anurag Kumar, Federico Landini, Chao Li, Yanghao Li, Zhenqiang Li, Karttikeya Mangalam, Raghava Modhugu, Jonathan Munro, Tullie Murrell, Takumi Nishiyasu, Will Price, Paola Ruiz Puentes, Merey Ramazanova, Leda Sari, Kiran Somasundaram, Audrey Southerland, Yusuke Sugano, Ruijie Tao, Minh Vo, Yuchen Wang, Xindi Wu, Takuma Yagi, Yunyi Zhu, Pablo Arbelaez, David Crandall, Dima Damen, Giovanni Maria Farinella, Bernard Ghanem, Vamsi Krishna Ithapu, C. V. Jawahar, Hanbyul Joo, Kris Kitani, Haizhou Li, Richard Newcombe, Aude Oliva, Hyun Soo Park, James M. Rehg, Yoichi Sato, Jianbo Shi, Mike Zheng Shou, Antonio Torralba, Lorenzo Torresani, Mingfei Yan, Jitendra Malik


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Low-Fidelity End-to-End Video Encoder Pre-training for Temporal Action Localization


Mar 30, 2021
Mengmeng Xu, Juan-Manuel Perez-Rua, Xiatian Zhu, Bernard Ghanem, Brais Martinez

* 10 pages, 2 figures 

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Boundary-sensitive Pre-training for Temporal Localization in Videos


Nov 24, 2020
Mengmeng Xu, Juan-Manuel Perez-Rua, Victor Escorcia, Brais Martinez, Xiatian Zhu, Li Zhang, Bernard Ghanem, Tao Xiang

* 11 pages, 4 figures 

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