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Lack of interpretability of deep convolutional neural networks (DCNN) is a well-known problem particularly in the medical domain as clinicians want trustworthy automated decisions. One way to improve trust is to demonstrate the localisation…

计算机视觉与模式识别 · 计算机科学 2023-12-01 Junwen Wang , Katayoun Farrahi

Extracting image semantics effectively and assigning corresponding labels to multiple objects or attributes for natural images is challenging due to the complex scene contents and confusing label dependencies. Recent works have focused on…

计算机视觉与模式识别 · 计算机科学 2023-09-26 Leilei Ma , Dengdi Sun , Lei Wang , Haifeng Zhao , Bin Luo

Machine learning in medical research, by nature, needs careful attention on obeying the regulations of data privacy, making it difficult to train a machine learning model over gathered data from different medical centers. Failure of…

机器学习 · 计算机科学 2021-10-19 Jun Luo , Shandong Wu

The label-embedded dictionary learning (DL) algorithms generate influential dictionaries by introducing discriminative information. However, there exists a limitation: All the label-embedded DL methods rely on the labels due that this way…

机器学习 · 计算机科学 2021-12-06 Shuai Shao , Lei Xing , Wei Yu , Rui Xu , Yanjiang Wang , Baodi Liu

In this paper, we address Novel Class Discovery (NCD), the task of unveiling new classes in a set of unlabeled samples given a labeled dataset with known classes. We exploit the peculiarities of NCD to build a new framework, named…

计算机视觉与模式识别 · 计算机科学 2021-06-22 Zhun Zhong , Enrico Fini , Subhankar Roy , Zhiming Luo , Elisa Ricci , Nicu Sebe

Sparsity driven signal processing has gained tremendous popularity in the last decade. At its core, the assumption is that the signal of interest is sparse with respect to either a fixed transformation or a signal dependent dictionary. To…

计算机视觉与模式识别 · 计算机科学 2014-06-10 Yuanming Suo , Minh Dao , Umamahesh Srinivas , Vishal Monga , Trac D. Tran

Most Neural Networks (NNs) for classification are trained using Cross-Entropy as a loss function. This approach requires the model to have an explicit classification layer. However, there exist alternative approaches, such as Contrastive…

机器学习 · 计算机科学 2026-04-27 Leonardo Arrighi , Julia Eva Belloni , Aurélie Gallet , Ivan Gentile , Matteo Lippi , Marco Zullich

Similarity-based clustering and semi-supervised learning methods separate the data into clusters or classes according to the pairwise similarity between the data, and the pairwise similarity is crucial for their performance. In this paper,…

机器学习 · 统计学 2017-09-06 Yingzhen Yang , Feng Liang , Nebojsa Jojic , Shuicheng Yan , Jiashi Feng , Thomas S. Huang

Image captioning, a popular topic in computer vision, has achieved substantial progress in recent years. However, the distinctiveness of natural descriptions is often overlooked in previous work. It is closely related to the quality of…

计算机视觉与模式识别 · 计算机科学 2017-10-10 Bo Dai , Dahua Lin

We present a new Deep Dictionary Learning and Coding Network (DDLCN) for image recognition tasks with limited data. The proposed DDLCN has most of the standard deep learning layers (e.g., input/output, pooling, fully connected, etc.), but…

计算机视觉与模式识别 · 计算机科学 2020-05-25 Hao Tang , Hong Liu , Wei Xiao , Nicu Sebe

With the fast-growing number of classification models being produced every day, numerous model interpretation and comparison solutions have also been introduced. For example, LIME and SHAP can interpret what input features contribute more…

机器学习 · 计算机科学 2022-01-21 Junpeng Wang , Liang Wang , Yan Zheng , Chin-Chia Michael Yeh , Shubham Jain , Wei Zhang

Similarity-based method gives rise to a new class of methods for multi-label learning and also achieves promising performance. In this paper, we generalize this method, resulting in a new framework for classification task. Specifically, we…

机器学习 · 计算机科学 2022-03-08 Zhongchen Ma , Songcan Chen

Novel Class Discovery aims to utilise prior knowledge of known classes to classify and discover unknown classes from unlabelled data. Existing NCD methods for images primarily rely on visual features, which suffer from limitations such as…

计算机视觉与模式识别 · 计算机科学 2025-12-12 Yuetong Su , Baoguo Wei , Xinyu Wang , Xu Li , Lixin Li

Image classification is a well-studied task in computer vision, and yet it remains challenging under high-uncertainty conditions, such as when input images are corrupted or training data are limited. Conventional classification approaches…

计算机视觉与模式识别 · 计算机科学 2025-11-26 Omer Belhasin , Shelly Golan , Ran El-Yaniv , Michael Elad

In this paper, we propose an analysis mechanism based structured Analysis Discriminative Dictionary Learning (ADDL) framework. ADDL seamlessly integrates the analysis discriminative dictionary learning, analysis representation and analysis…

计算机视觉与模式识别 · 计算机科学 2019-05-29 Zhao Zhang , Weiming Jiang , Jie Qin , Li Zhang , Fanzhang Li , Min Zhang , Shuicheng Yan

This work proposes a new framework for deep learning that has been particularly tailored for hyperspectral image classification. We learn multiple levels of dictionaries in a robust fashion. The last layer is discriminative that learns a…

图像与视频处理 · 电气工程与系统科学 2019-12-24 Vanika Singhal , Hemant K. Aggarwal , Snigdha Tariyal , Angshul Majumdar

Novel class discovery (NCD) aims to infer novel categories in an unlabeled dataset leveraging prior knowledge of a labeled set comprising disjoint but related classes. Existing research focuses primarily on utilizing the labeled set at the…

计算机视觉与模式识别 · 计算机科学 2023-01-30 Ziyun Li , Jona Otholt , Ben Dai , Di hu , Christoph Meinel , Haojin Yang

In the context of label-efficient learning on video data, the distillation method and the structural design of the teacher-student architecture have a significant impact on knowledge distillation. However, the relationship between these…

计算机视觉与模式识别 · 计算机科学 2023-07-18 Chao Wang , Zheng Tang

Recently many multi-label image recognition (MLR) works have made significant progress by introducing pre-trained object detection models to generate lots of proposals or utilizing statistical label co-occurrence enhance the correlation…

计算机视觉与模式识别 · 计算机科学 2023-01-10 Tao Pu , Mingzhan Sun , Hefeng Wu , Tianshui Chen , Ling Tian , Liang Lin

Discriminative linear models are a popular tool in machine learning. These can be generally divided into two types: The first is linear classifiers, such as support vector machines, which are well studied and provide state-of-the-art…

机器学习 · 计算机科学 2012-07-02 Koby Crammer , Amir Globerson