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Methods based on convolutional neural network (CNN) have demonstrated tremendous improvements on single image super-resolution. However, the previous methods mainly restore images from one single area in the low resolution (LR) input, which…

计算机视觉与模式识别 · 计算机科学 2017-05-16 Xiaoyi Jia , Xiangmin Xu , Bolun Cai , Kailing Guo

Human motion prediction, which plays a key role in computer vision, generally requires a past motion sequence as input. However, in real applications, a complete and correct past motion sequence can be too expensive to achieve. In this…

计算机视觉与模式识别 · 计算机科学 2022-07-25 Chunzhi Gu , Yan Zhao , Chao Zhang

In sequence prediction tasks like neural machine translation, training with cross-entropy loss often leads to models that overgeneralize and plunge into local optima. In this paper, we propose an extended loss function called \emph{dual…

计算与语言 · 计算机科学 2021-04-20 Zuchao Li , Hai Zhao , Yingting Wu , Fengshun Xiao , Shu Jiang

Miscalibration - a mismatch between a model's confidence and its correctness - of Deep Neural Networks (DNNs) makes their predictions hard to rely on. Ideally, we want networks to be accurate, calibrated and confident. We show that, as…

We propose a novel locally adaptive learning estimator for enhancing the inter- and intra- discriminative capabilities of Deep Neural Networks, which can be used as improved loss layer for semantic image segmentation tasks. Most loss layers…

计算机视觉与模式识别 · 计算机科学 2018-04-17 Jinjiang Guo , Pengyuan Ren , Aiguo Gu , Jian Xu , Weixin Wu

Multi-task learning (MTL) considers learning a joint model for multiple tasks by optimizing a convex combination of all task losses. To solve the optimization problem, existing methods use an adaptive weight updating scheme, where task…

机器学习 · 计算机科学 2024-07-22 Yifei He , Shiji Zhou , Guojun Zhang , Hyokun Yun , Yi Xu , Belinda Zeng , Trishul Chilimbi , Han Zhao

Generative networks implicitly approximate complex densities from their sampling with impressive accuracy. However, because of the enormous scale of modern datasets, this training process is often computationally expensive. We cast…

机器学习 · 计算机科学 2020-03-03 Vincent Schellekens , Laurent Jacques

Multi-label classification (MLC) is an important class of machine learning problems that come with a wide spectrum of applications, each demanding a possibly different evaluation criterion. When solving the MLC problems, we generally expect…

机器学习 · 计算机科学 2019-10-08 Yao-Yuan Yang , Yi-An Lin , Hong-Min Chu , Hsuan-Tien Lin

When neural networks process images which do not resemble the distribution seen during training, so called out-of-distribution images, they often make wrong predictions, and do so too confidently. The capability to detect…

计算机视觉与模式识别 · 计算机科学 2018-12-13 Marc Masana , Idoia Ruiz , Joan Serrat , Joost van de Weijer , Antonio M. Lopez

The recently proposed Multilinear Compressive Learning (MCL) framework combines Multilinear Compressive Sensing and Machine Learning into an end-to-end system that takes into account the multidimensional structure of the signals when…

计算机视觉与模式识别 · 计算机科学 2020-02-19 Dat Thanh Tran , Moncef Gabbouj , Alexandros Iosifidis

Metric learning seeks perceptual embeddings where visually similar instances are close and dissimilar instances are apart, but learned representations can be sub-optimal when the distribution of intra-class samples is diverse and distinct…

机器学习 · 计算机科学 2021-08-30 Elad Levi , Tete Xiao , Xiaolong Wang , Trevor Darrell

Single image super-resolution (SISR) is the task of inferring a high-resolution image from a single low-resolution image. Recent research on super-resolution has achieved great progress due to the development of deep convolutional neural…

图像与视频处理 · 电气工程与系统科学 2019-11-22 Zhengyang Lu , Ying Chen

Discriminative features are critical for machine learning applications. Most existing deep learning approaches, however, rely on convolutional neural networks (CNNs) for learning features, whose discriminant power is not explicitly…

计算机视觉与模式识别 · 计算机科学 2018-04-24 Fusheng Hao , Jun Cheng , Lei Wang , Xinchao Wang , Jianzhong Cao , Xiping Hu , Dapeng Tao

Deep learning has achieved many breakthroughs in modern classification tasks. Numerous architectures have been proposed for different data structures but when it comes to the loss function, the cross-entropy loss is the predominant choice.…

机器学习 · 统计学 2021-12-08 Tianyang Hu , Jun Wang , Wenjia Wang , Zhenguo Li

In this paper, we measure the linear separability of hidden layer outputs to study the characteristics of deep neural networks. In particular, we first propose Minkowski difference based linear separability measures (MD-LSMs) to evaluate…

机器学习 · 计算机科学 2023-07-27 Chao Zhang , Xinyu Chen , Wensheng Li , Lixue Liu , Wei Wu , Dacheng Tao

In image-assisted minimally invasive surgeries (MIS), understanding surgical scenes is vital for real-time feedback to surgeons, skill evaluation, and improving outcomes through collaborative human-robot procedures. Within this context, the…

计算机视觉与模式识别 · 计算机科学 2024-12-13 Mithun Parab , Pranay Lendave , Jiyoung Kim , Thi Quynh Dan Nguyen , Palash Ingle

Causal machine-learning is about predicting the net-effect (true-lift) of treatments. Given the data of a treatment group and a control group, it is similar to a standard supervised-learning problem. Unfortunately, there is no similarly…

机器学习 · 计算机科学 2020-01-06 I-Sheng Yang

Training of large-scale models is both computationally intensive and often constrained by the availability of labeled data. Model merging offers a compelling alternative by directly integrating the weights of multiple source models without…

机器学习 · 计算机科学 2026-02-10 Tiantong Wang , Yiyang Duan , Haoyu Chen , Tiantong Wu , Wei Yang Bryan Lim

Automated medical image segmentation is an essential task to aid/speed up diagnosis and treatment procedures in clinical practices. Deep convolutional neural networks have exhibited promising performance in accurate and automatic seminal…

医学物理 · 物理学 2022-03-08 Reza Karimzadeh , Emad Fatemizadeh , Hossein Arabi

Deep distance metric learning (DDML), which is proposed to learn image similarity metrics in an end-to-end manner based on the convolution neural network, has achieved encouraging results in many computer vision tasks.$L2$-normalization in…

计算机视觉与模式识别 · 计算机科学 2018-03-29 Xuefei Zhe , Shifeng Chen , Hong Yan