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Single Positive Multi-Label Learning (SPMLL) addresses the challenging scenario where each training sample is annotated with only one positive label despite potentially belonging to multiple categories, making it difficult to capture…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Yiming Lin , Shang Wang , Junkai Zhou , Qiufeng Wang , Xiao-Bo Jin , Kaizhu Huang

In light of the inherent entailment relations between images and text, hyperbolic point vector embeddings, leveraging the hierarchical modeling advantages of hyperbolic space, have been utilized for visual semantic representation learning.…

Artificial Intelligence · Computer Science 2024-08-21 Zhi Qiao , Linbin Han , Xiantong Zhen , Jia-Hong Gao , Zhen Qian

This paper proposes a classification framework aimed at identifying correlations between job ad requirements and transversal skill sets, with a focus on predicting the necessary skills for individual job descriptions using a deep learning…

Machine Learning · Computer Science 2024-03-12 Florin Leon , Marius Gavrilescu , Sabina-Adriana Floria , Alina-Adriana Minea

Recent open-vocabulary robot mapping methods enrich dense geometric maps with pre-trained visual-language features. While these maps allow for the prediction of point-wise saliency maps when queried for a certain language concept,…

Robotics · Computer Science 2024-10-01 Abdelrhman Werby , Chenguang Huang , Martin Büchner , Abhinav Valada , Wolfram Burgard

Existing transformer-based image backbones typically propagate feature information in one direction from lower to higher-levels. This may not be ideal since the localization ability to delineate accurate object boundaries, is most prominent…

Computer Vision and Pattern Recognition · Computer Science 2022-07-06 Gary Leung , Jun Gao , Xiaohui Zeng , Sanja Fidler

Recent advances in vision-language models have significantly expanded the frontiers of automated image analysis. However, applying these models in safety-critical contexts remains challenging due to the complex relationships between…

Computer Vision and Pattern Recognition · Computer Science 2025-09-22 Muhammad Imran , Yugyung Lee

Embedding geometry plays a fundamental role in retrieval quality, yet dense retrievers for retrieval-augmented generation (RAG) remain largely confined to Euclidean space. However, natural language exhibits hierarchical structure from broad…

Information Retrieval · Computer Science 2026-02-10 Hiren Madhu , Ngoc Bui , Ali Maatouk , Leandros Tassiulas , Smita Krishnaswamy , Menglin Yang , Sukanta Ganguly , Kiran Srinivasan , Rex Ying

Visual and semantic concepts are often structured in a hierarchical manner. For instance, textual concept `cat' entails all images of cats. A recent study, MERU, successfully adapts multimodal learning techniques from Euclidean space to…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Changli Wang , Fang Yin , Jiafeng Liu , Rui Wu

Open-vocabulary semantic segmentation aims to assign pixel-level labels to images across an unlimited range of classes. Traditional methods address this by sequentially connecting a powerful mask proposal generator, such as the Segment…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Minhyeok Lee , Suhwan Cho , Jungho Lee , Sunghun Yang , Heeseung Choi , Ig-Jae Kim , Sangyoun Lee

With the increasing adoption of vision-language models (VLMs) in critical decision-making systems such as healthcare or autonomous driving, the calibration of their uncertainty estimates becomes paramount. Yet, this dimension has been…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Leo Fillioux , Omprakash Chakraborty , Ismail Ben Ayed , Paul-Henry Cournède , Stergios Christodoulidis , Maria Vakalopoulou , Jose Dolz

Pre-trained vision-language models (VLMs) learn to align vision and language representations on large-scale datasets, where each image-text pair usually contains a bag of semantic concepts. However, existing open-vocabulary object detectors…

Computer Vision and Pattern Recognition · Computer Science 2023-02-28 Size Wu , Wenwei Zhang , Sheng Jin , Wentao Liu , Chen Change Loy

Extending CLIP models to semantic segmentation remains challenging due to the misalignment between their image-level pre-training objectives and the pixel-level visual understanding required for dense prediction. While prior efforts have…

Computer Vision and Pattern Recognition · Computer Science 2025-10-29 Jinxin Zhou , Jiachen Jiang , Zhihui Zhu

Supervision for metric learning has long been given in the form of equivalence between human-labeled classes. Although this type of supervision has been a basis of metric learning for decades, we argue that it hinders further advances in…

Computer Vision and Pattern Recognition · Computer Science 2023-04-11 Sungyeon Kim , Boseung Jeong , Suha Kwak

Real-world knowledge is often organized as hierarchies such as product taxonomies, medical ontologies, and label trees, yet learning hierarchical representations is challenging due to asymmetric structure and noisy semantics. We introduce…

Machine Learning · Computer Science 2026-05-04 Sahil Mishra , Srinitish Srinivasan , Sourish Dasgupta , Tanmoy Chakraborty

Class-Incremental Learning (CIL) enables models to learn new classes continually while preserving past knowledge. Recently, vision-language models like CLIP offer transferable features via multi-modal pre-training, making them well-suited…

Computer Vision and Pattern Recognition · Computer Science 2025-11-20 Tao Hu , Lan Li , Zhen-Hao Xie , Da-Wei Zhou

Large unimodal foundation models for vision and language encode rich semantic structures, yet aligning them typically requires computationally intensive multimodal fine-tuning. Such approaches depend on large-scale parameter updates, are…

Computer Vision and Pattern Recognition · Computer Science 2026-03-02 Abhishek Dalvi , Vasant Honavar

Biomedical association studies are increasingly done using clinical concepts, and in particular diagnostic codes from clinical data repositories as phenotypes. Clinical concepts can be represented in a meaningful, vector space using word…

Quantitative Methods · Quantitative Biology 2018-11-06 Brett K. Beaulieu-Jones , Isaac S. Kohane , Andrew L. Beam

We introduce a framework for audio source separation using embeddings on a hyperbolic manifold that compactly represent the hierarchical relationship between sound sources and time-frequency features. Inspired by recent successes modeling…

Audio and Speech Processing · Electrical Eng. & Systems 2022-12-12 Darius Petermann , Gordon Wichern , Aswin Subramanian , Jonathan Le Roux

Pixel-space diffusion models bypass the reconstruction bottleneck of Variational Autoencoders (VAEs) but face a fundamental "granularity dilemma": capturing global semantics favors large patch scales, while generating high-fidelity details…

Computer Vision and Pattern Recognition · Computer Science 2026-05-18 Yu He , Lichen Ma , Zipeng Guo , Xinyuan Shan , Jingling Fu , Dong Chen , Junshi Huang , Yan Li

Learning in hyperbolic spaces has attracted increasing attention due to its superior ability to model hierarchical structures of data. Most existing hyperbolic learning methods use fixed distance measures for all data, assuming a uniform…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Pengxiang Li , Yuwei Wu , Zhi Gao , Xiaomeng Fan , Wei Wu , Zhipeng Lu , Yunde Jia , Mehrtash Harandi