中文
相关论文

相关论文: Meta-Mining Discriminative Samples for Kinship Ver…

200 篇论文

Cybersecurity has become essential worldwide and at all levels, concerning individuals, institutions, and governments. A basic principle in cybersecurity is to be always alert. Therefore, automation is imperative in processes where the…

机器学习 · 计算机科学 2025-05-08 Mateo Lopez-Ledezma , Gissel Velarde

Recent studies showed that datasets used in fairness-aware machine learning for multiple protected attributes (referred to as multi-discrimination hereafter) are often imbalanced. The class-imbalance problem is more severe for the often…

机器学习 · 计算机科学 2022-06-22 Arjun Roy , Vasileios Iosifidis , Eirini Ntoutsi

Contrastive deep graph clustering, which aims to divide nodes into disjoint groups via contrastive mechanisms, is a challenging research spot. Among the recent works, hard sample mining-based algorithms have achieved great attention for…

机器学习 · 计算机科学 2023-01-31 Yue Liu , Xihong Yang , Sihang Zhou , Xinwang Liu , Zhen Wang , Ke Liang , Wenxuan Tu , Liang Li , Jingcan Duan , Cancan Chen

In this paper, we propose an innovative approach to thoroughly explore dataset features that introduce bias in downstream machine-learning tasks. Depending on the data format, we use different techniques to map instances into a similarity…

机器学习 · 计算机科学 2024-11-11 Samira Maghool , Paolo Ceravolo

It remains difficult to evaluate machine learning classifiers in the absence of a large, labeled dataset. While labeled data can be prohibitively expensive or impossible to obtain, unlabeled data is plentiful. Here, we introduce…

机器学习 · 计算机科学 2025-10-15 Divya Shanmugam , Shuvom Sadhuka , Manish Raghavan , John Guttag , Bonnie Berger , Emma Pierson

Universal multimodal embedding models are foundational to various tasks. Existing approaches typically employ in-batch negative mining by measuring the similarity of query-candidate pairs. However, these methods often struggle to capture…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Tiancheng Gu , Kaicheng Yang , Kaichen Zhang , Xiang An , Ziyong Feng , Yueyi Zhang , Weidong Cai , Jiankang Deng , Lidong Bing

Learning from imbalanced data is one of the most significant challenges in real-world classification tasks. In such cases, neural networks performance is substantially impaired due to preference towards the majority class. Existing…

机器学习 · 计算机科学 2022-11-13 Bronislav Yasinnik , Moshe Salhov , Ofir Lindenbaum , Amir Averbuch

This paper introduces Redescription Model Mining, a novel approach to identify interpretable patterns across two datasets that share only a subset of attributes and have no common instances. In particular, Redescription Model Mining aims to…

数据库 · 计算机科学 2021-07-12 Felix I. Stamm , Martin Becker , Markus Strohmaier , Florian Lemmerich

Contrastive learning has been widely studied in sentence representation learning. However, earlier works mainly focus on the construction of positive examples, while in-batch samples are often simply treated as negative examples. This…

计算与语言 · 计算机科学 2023-05-18 Jinghao Deng , Fanqi Wan , Tao Yang , Xiaojun Quan , Rui Wang

Pairwise ranking models have been widely used to address recommendation problems. The basic idea is to learn the rank of users' preferred items through separating items into \emph{positive} samples if user-item interactions exist, and…

信息检索 · 计算机科学 2020-09-09 Lu Yu , Shichao Pei , Chuxu Zhang , Shangsong Liang , Xiao Bai , Nitesh Chawla , Xiangliang Zhang

Large-scale vision models like SAM have extensive visual knowledge, yet their general nature and computational demands limit their use in specialized tasks like medical image segmentation. In contrast, task-specific models such as U-Net++…

图像与视频处理 · 电气工程与系统科学 2025-03-11 Yuchen Mao , Hongwei Li , Yinyi Lai , Giorgos Papanastasiou , Peng Qi , Yunjie Yang , Chengjia Wang

Deep neural networks perform poorly on heavily class-imbalanced datasets. Given the promising performance of contrastive learning, we propose Rebalanced Siamese Contrastive Mining (ResCom) to tackle imbalanced recognition. Based on the…

计算机视觉与模式识别 · 计算机科学 2022-06-27 Zhisheng Zhong , Jiequan Cui , Zeming Li , Eric Lo , Jian Sun , Jiaya Jia

Humans can learn concepts or recognize items from just a handful of examples, while machines require many more samples to perform the same task. In this paper, we build a computational model to investigate the possibility of this kind of…

人工智能 · 计算机科学 2016-11-09 Wen-Chieh Fang , Yi-ting Chiang

Recognizing blood relations using face images can be seen as an application of face recognition systems with additional restrictions. These restrictions proved to be difficult to deal with, however, recent advancements in face verification…

计算机视觉与模式识别 · 计算机科学 2020-06-24 Andrei Shadrikov

This version is ***superseded*** by a full version that can be found at http://www.itu.dk/people/pagh/papers/mining-jour.pdf, which contains stronger theoretical results and fixes a mistake in the reporting of experiments. Abstract:…

数据结构与算法 · 计算机科学 2010-02-17 Andrea Campagna , Rasmus Pagh

Sequential pattern mining (SPM) with gap constraints (or repetitive SPM or tandem repeat discovery in bioinformatics) can find frequent repetitive subsequences satisfying gap constraints, which are called positive sequential patterns with…

数据库 · 计算机科学 2025-02-11 Yan Li , Zhulin Wang , Jing Liu , Lei Guo , Philippe Fournier-Viger , Youxi Wu , Xindong Wu

We propose Dynamic Meta-Metrics (DMM), a framework for machine translation evaluation that learns source-sentence conditioned combinations of existing metrics. Rather than relying on a single static ensemble or language-specific weighting,…

计算与语言 · 计算机科学 2026-05-12 Luke Zhang , Justin Vasselli , Aditya Khan , York Hay Ng , En-Shiun Annie Lee

This paper is the first to explore an automatic way to detect bias in deep convolutional neural networks by simply looking at their weights. Furthermore, it is also a step towards understanding neural networks and how they work. We show…

计算机视觉与模式识别 · 计算机科学 2022-05-24 Ignacio Serna , Daniel DeAlcala , Aythami Morales , Julian Fierrez , Javier Ortega-Garcia

Generative data-free quantization emerges as a practical compression approach that quantizes deep neural networks to low bit-width without accessing the real data. This approach generates data utilizing batch normalization (BN) statistics…

计算机视觉与模式识别 · 计算机科学 2022-10-21 Haotong Qin , Yifu Ding , Xiangguo Zhang , Jiakai Wang , Xianglong Liu , Jiwen Lu

Image-text matching aims to build correspondences between visual and textual data by learning their pairwise similarities. Most existing approaches have adopted sparse binary supervision, indicating whether a pair of images and sentences…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Jinhyun Jang , Jiyoung Lee , Kwanghoon Sohn