1 code implementation • 22 May 2024 • Ying Ma, Owen Burns, Mingqiu Wang, Gang Li, Nan Du, Laurent El Shafey, Liqiang Wang, Izhak Shafran, Hagen Soltau
To alleviate the distributional mismatch issue in general self-supervised RL (SSRL), in our supervised learning (SL) stage, the agent selects actions based on the policy network and learns from generated labels; this self-generation of labels is the intuition behind the name self-supervised.
no code implementations • 22 Feb 2024 • Saleh Almohaimeed, Saad Almohaimeed, Mansour Al Ghanim, Liqiang Wang
The baselines demonstrate decent single-language performance on our Arabic text-to-SQL dataset, Ar-Spider, achieving 62. 48% for S2SQL and 65. 57% for LGESQL, only 8. 79% below the highest results achieved by the baselines when trained in English dataset.
1 code implementation • 4 Feb 2024 • Li Ren, Chen Chen, Liqiang Wang, Kien Hua
As a result of the success of recent pre-trained models trained from larger-scale datasets, it is challenging to adapt the model to the DML tasks in the local data domain while retaining the previously gained knowledge.
Ranked #2 on
Image Retrieval
on iNaturalist
1 code implementation • 1 Jan 2024 • Li Ren, Chen Chen, Liqiang Wang, Kien Hua
Our experiments on benchmarks, including the popular CUB-200-2011, CARS196, Stanford Online Products, and In-Shop Clothes Retrieval, show that our learning algorithm significantly improves the existing proxy losses and achieves superior results compared to the existing methods.
no code implementations • 23 Sep 2023 • Yifan Ding, Liqiang Wang, Boqing Gong
Domain adaptation, which aims to transfer knowledge between domains, has been well studied in many areas such as image classification and object detection.
1 code implementation • CVPR 2023 • Dongdong Wang, Boqing Gong, Liqiang Wang
Then, we study popular existing calibration methods and compare them with selective scaling on semantic segmentation calibration.
1 code implementation • 3 Dec 2021 • Bingbing Rao, Ehsan Kazemi, Yifan Ding, Devu M Shila, Frank M. Tucker, Liqiang Wang
Recently, data-driven inertial navigation approaches have demonstrated their capability of using well-trained neural networks to obtain accurate position estimates from inertial measurement units (IMU) measurements.
no code implementations • 1 Oct 2021 • Yan Xia, Linhui Jiang, Lu Wang, Xue Chen, Jianjie Ye, Tangyan Hou, Liqiang Wang, Yibo Zhang, Mengying Li, Zhen Li, Zhe Song, Yaping Jiang, Weiping Liu, Pengfei Li, Daniel Rosenfeld, John H. Seinfeld, Shaocai Yu
Our results show that the ORRS measurements, assisted by the machine-learning-based ensemble model developed here, can realize day-to-day supervision of on-road vehicle-specific emissions.
1 code implementation • 18 Sep 2021 • Zihang Zou, Boqing Gong, Liqiang Wang
We study protecting a user's data (images in this work) against a learner's unauthorized use in training neural networks.
no code implementations • 20 Jan 2021 • Dongdong Wang, Shunpu Zhang, Liqiang Wang
Next, we use simulated observation sequences to query the simulation system to retrieve simulated projection sequences as knowledge.
no code implementations • ICCV 2021 • Muhammad Abdullah Jamal, Liqiang Wang, Boqing Gong
Gradient-based meta-learning relates task-specific models to a meta-model by gradients.
1 code implementation • CVPR 2021 • Yandong Li, Xuhui Jia, Ruoxin Sang, Yukun Zhu, Bradley Green, Liqiang Wang, Boqing Gong
This paper is concerned with ranking many pre-trained deep neural networks (DNNs), called checkpoints, for the transfer learning to a downstream task.
Ranked #6 on
Transferability
on classification benchmark
2 code implementations • 13 Nov 2020 • Liqiang Wang, Xiaoyu Shen, Gerard de Melo, Gerhard Weikum
Prior work has focused on supervised learning with training data from the same domain.
no code implementations • 23 Oct 2020 • Li Ren, Kai Li, Liqiang Wang, Kien Hua
In this paper, we address this limitation with an efficient learning objective that considers the discriminative feature distributions between the visual objects and sentence words.
no code implementations • ECCV 2020 • Yandong Li, Di Huang, Danfeng Qin, Liqiang Wang, Boqing Gong
They fail to improve object detectors in their vanilla forms due to the domain gap between the Web images and curated datasets.
no code implementations • 2 Jul 2020 • Ehsan Kazemi, Thomas Kerdreux, Liqiang Wang
White box adversarial perturbations are sought via iterative optimization algorithms most often minimizing an adversarial loss on a $l_p$ neighborhood of the original image, the so-called distortion set.
1 code implementation • CVPR 2020 • Dongdong Wang, Yandong Li, Liqiang Wang, Boqing Gong
The other is that the number of images used for the knowledge distillation should be small; otherwise, it violates our expectation of reducing the dependence on large-scale datasets.
1 code implementation • CVPR 2020 • Yandong Li, Yu Cheng, Zhe Gan, Licheng Yu, Liqiang Wang, Jingjing Liu
We propose a new task towards more practical application for image generation - high-quality image synthesis from salient object layout.
1 code implementation • CVPR 2020 • Muhammad Abdullah Jamal, Matthew Brown, Ming-Hsuan Yang, Liqiang Wang, Boqing Gong
Object frequency in the real world often follows a power law, leading to a mismatch between datasets with long-tailed class distributions seen by a machine learning model and our expectation of the model to perform well on all classes.
Ranked #29 on
Long-tail Learning
on Places-LT
no code implementations • 13 Feb 2020 • Yifan Ding, Yong Xu, Shi-Xiong Zhang, Yahuan Cong, Liqiang Wang
Speaker diarization, which is to find the speech segments of specific speakers, has been widely used in human-centered applications such as video conferences or human-computer interaction systems.
no code implementations • ICLR 2020 • Yunhui Guo, Mingrui Liu, Yandong Li, Liqiang Wang, Tianbao Yang, Tajana Rosing
We evaluate the effectiveness of traditional attack methods such as FGSM and PGD. The results show that A-GEM still possesses strong continual learning ability in the presence of adversarial examples in the memory and simple defense techniques such as label smoothing can further alleviate the adversarial effects.
no code implementations • 21 Nov 2019 • Yunhui Guo, Yandong Li, Liqiang Wang, Tajana Rosing
Fine-tuning is a popular transfer learning technique for deep neural networks where a few rounds of training are applied to the parameters of a pre-trained model to adapt them to a new task.
no code implementations • 16 Jun 2019 • Yifan Ding, Liqiang Wang, huan zhang, Jin-Feng Yi, Deliang Fan, Boqing Gong
As deep neural networks (DNNs) have become increasingly important and popular, the robustness of DNNs is the key to the safety of both the Internet and the physical world.
no code implementations • 30 May 2019 • Adnan Siraj Rakin, Zhezhi He, Li Yang, Yanzhi Wang, Liqiang Wang, Deliang Fan
In this work, we show that shrinking the model size through proper weight pruning can even be helpful to improve the DNN robustness under adversarial attack.
no code implementations • 8 May 2019 • Yifan Ding, Chuan Wang, Haibin Huang, Jiaming Liu, Jue Wang, Liqiang Wang
Compared with image inpainting, performing this task on video presents new challenges such as how to preserving temporal consistency and spatial details, as well as how to handle arbitrary input video size and length fast and efficiently.
no code implementations • ICLR 2019 • Yandong Li, Lijun Li, Liqiang Wang, Tong Zhang, Boqing Gong
In other words, there is a population of adversarial examples, instead of only one, for any input to a DNN.
1 code implementation • 1 May 2019 • Yandong Li, Lijun Li, Liqiang Wang, Tong Zhang, Boqing Gong
Powerful adversarial attack methods are vital for understanding how to construct robust deep neural networks (DNNs) and for thoroughly testing defense techniques.
no code implementations • 15 Feb 2019 • Hao Hu, Liqiang Wang, Guo-Jun Qi
Recent advancements in recurrent neural network (RNN) research have demonstrated the superiority of utilizing multiscale structures in learning temporal representations of time series.
no code implementations • 5 Feb 2019 • Ehsan Kazemi, Liqiang Wang
To the best of our knowledge, we are the first to provide stochastic and deterministic accelerated extension of APCD algorithms for general nonconvex and nonsmooth problems ensuring that for both bounded delays and unbounded delays every limit point is a critical point.
1 code implementation • 3 Feb 2019 • Yunhui Guo, Yandong Li, Rogerio Feris, Liqiang Wang, Tajana Rosing
A model aware of the relationships between different domains can also be trained to work on new domains with less resources.
1 code implementation • CVPR 2019 • Liheng Zhang, Guo-Jun Qi, Liqiang Wang, Jiebo Luo
The success of deep neural networks often relies on a large amount of labeled examples, which can be difficult to obtain in many real scenarios.
1 code implementation • 1 Dec 2018 • Mohamed Elfeki, Liqiang Wang, Ali Borji
With vast amounts of video content being uploaded to the Internet every minute, video summarization becomes critical for efficient browsing, searching, and indexing of visual content.
no code implementations • ECCV 2018 • Yandong Li, Liqiang Wang, Tianbao Yang, Boqing Gong
The large volume of video content and high viewing frequency demand automatic video summarization algorithms, of which a key property is the capability of modeling diversity.
1 code implementation • ICLR 2018 • Xiang Wei, Boqing Gong, Zixia Liu, Wei Lu, Liqiang Wang
Despite being impactful on a variety of problems and applications, the generative adversarial nets (GANs) are remarkably difficult to train.
no code implementations • 8 Feb 2018 • Yifan Ding, Liqiang Wang, Deliang Fan, Boqing Gong
In the first stage, we identify a small portion of images from the noisy training set of which the labels are correct with a high probability.