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Algebraic Subspace Clustering (ASC) is a simple and elegant method based on polynomial fitting and differentiation for clustering noiseless data drawn from an arbitrary union of subspaces. In practice, however, ASC is limited to…

Computer Vision and Pattern Recognition · Computer Science 2015-10-16 Manolis C. Tsakiris , Rene Vidal

The domain of explainable AI is of interest in all Machine Learning fields, and it is all the more important in clustering, an unsupervised task whose result must be validated by a domain expert. We aim at finding a clustering that has high…

Artificial Intelligence · Computer Science 2024-03-28 Mathieu Guilbert , Christel Vrain , Thi-Bich-Hanh Dao

To cluster, classify and represent are three fundamental objectives of learning from high-dimensional data with intrinsic structure. To this end, this paper introduces three interpretable approaches, i.e., segmentation (clustering) via the…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Kai-Liang Lu , Avraham Chapman

This paper presents an approach integrating explainable artificial intelligence (XAI) techniques with adaptive learning to enhance energy consumption prediction models, with a focus on handling data distribution shifts. Leveraging SHAP…

Machine Learning · Computer Science 2024-02-08 Tobias Clement , Hung Truong Thanh Nguyen , Nils Kemmerzell , Mohamed Abdelaal , Davor Stjelja

A concept may reflect either a concrete or abstract idea. Given an input image, this paper seeks to retrieve other images that share its central concepts, capturing aspects of the underlying narrative. This goes beyond conventional…

Computer Vision and Pattern Recognition · Computer Science 2025-11-17 Ori Nizan , Oren Shrout , Ayellet Tal

Model explainability is essential for the creation of trustworthy Machine Learning models in healthcare. An ideal explanation resembles the decision-making process of a domain expert and is expressed using concepts or terminology that is…

Machine Learning · Computer Science 2021-07-14 Sumedha Singla , Stephen Wallace , Sofia Triantafillou , Kayhan Batmanghelich

Opaque models belonging to the machine learning world are ever more exploited in the most different application areas. These models, acting as black boxes (BB) from the human perspective, cannot be entirely trusted if the application is…

Artificial Intelligence · Computer Science 2022-11-02 Federico Sabbatini , Roberta Calegari

Deriving value from a conversational AI system depends on the capacity of a user to translate the prior knowledge into a configuration. In most cases, discovering the set of relevant turn-level speaker intents is often one of the key steps.…

Computation and Language · Computer Science 2024-10-22 Mrinal Rawat , Hithesh Sankararaman , Victor Barres

Novel Class Discovery (NCD) aims to discover unknown and novel classes in an unlabeled set by leveraging knowledge already learned about known classes. Existing works focus on instance-level or class-level knowledge representation and build…

Computer Vision and Pattern Recognition · Computer Science 2024-07-04 Yuzheng Wang , Zhaoyu Chen , Dingkang Yang , Yunquan Sun , Lizhe Qi

Supervised classification can be effective for prediction but sometimes weak on interpretability or explainability (XAI). Clustering, on the other hand, tends to isolate categories or profiles that can be meaningful but there is no…

Machine Learning · Computer Science 2021-04-27 Vincent Lemaire , Oumaima Alaoui Ismaili , Antoine Cornuéjols , Dominique Gay

Domain adaptive person re-identification (re-ID) is a challenging task due to the large discrepancy between the source domain and the target domain. To reduce the domain discrepancy, existing methods mainly attempt to generate pseudo labels…

Computer Vision and Pattern Recognition · Computer Science 2020-09-15 Junhui Yin , Jiayan Qiu , Siqing Zhang , Zhanyu Ma , Jun Guo

Explainability of Deep Neural Networks (DNNs) has been garnering increasing attention in recent years. Of the various explainability approaches, concept-based techniques stand out for their ability to utilize human-meaningful concepts…

Computer Vision and Pattern Recognition · Computer Science 2023-10-05 Fatemeh Aghaeipoor , Dorsa Asgarian , Mohammad Sabokrou

Analyzing high dimensional data is a challenging task. For these data it is known that traditional clustering algorithms fail to detect meaningful patterns. As a solution, subspace clustering techniques have been introduced. They analyze…

Databases · Computer Science 2014-07-16 Stephan Günnemann , Hardy Kremer , Matthias Hannen , Thomas Seidl

Discovering new intents is a crucial task in dialogue systems. Most existing methods are limited in transferring the prior knowledge from known intents to new intents. They also have difficulties in providing high-quality supervised signals…

Computation and Language · Computer Science 2023-04-24 Hanlei Zhang , Hua Xu , Ting-En Lin , Rui Lyu

Causal concept effect estimation is gaining increasing interest in the field of interpretable machine learning. This general approach explains the behaviors of machine learning models by estimating the causal effect of human-understandable…

Machine Learning · Computer Science 2024-11-15 Jifan Gao , Guanhua Chen

We introduce a novel framework for clustering a collection of tall matrices based on their column spaces, a problem we term Subspace Clustering of Subspaces (SCoS). Unlike traditional subspace clustering methods that assume vectorized data,…

Machine Learning · Computer Science 2025-09-30 Paris A. Karakasis , Nicholas D. Sidiropoulos

Generalized category discovery (GCD) is a recently proposed open-world problem, which aims to automatically cluster partially labeled data. The main challenge is that the unlabeled data contain instances that are not only from known…

Computer Vision and Pattern Recognition · Computer Science 2023-03-31 Nan Pu , Zhun Zhong , Nicu Sebe

Human perceptual systems excel at inducing and recognizing objects across both known and novel categories, a capability far beyond current machine learning frameworks. While generalized category discovery (GCD) aims to bridge this gap,…

Computer Vision and Pattern Recognition · Computer Science 2025-08-15 Luyao Tang , Kunze Huang , Chaoqi Chen , Yuxuan Yuan , Chenxin Li , Xiaotong Tu , Xinghao Ding , Yue Huang

The ability to interpret and intervene model decisions is important for the adoption of computer-aided diagnosis methods in clinical workflows. Recent concept-based methods link the model predictions with interpretable concepts and modify…

Computer Vision and Pattern Recognition · Computer Science 2025-03-12 Ta Duc Huy , Sen Kim Tran , Phan Nguyen , Nguyen Hoang Tran , Tran Bao Sam , Anton van den Hengel , Zhibin Liao , Johan W. Verjans , Minh-Son To , Vu Minh Hieu Phan

A new model-based procedure is developed for sparse clustering of functional data that aims to classify a sample of curves into homogeneous groups while jointly detecting the most informative portions of domain. The proposed method is…

Methodology · Statistics 2023-10-04 Fabio Centofanti , Antonio Lepore , Biagio Palumbo