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Out-of-distribution (OOD) detection represents a critical challenge in remote sensing applications, where reliable identification of novel or anomalous patterns is essential for autonomous monitoring, disaster response, and environmental…

计算机视觉与模式识别 · 计算机科学 2025-10-03 Chenhao Wang , Yingrui Ji , Yu Meng , Yunjian Zhang , Yao Zhu

Traditional object detection systems are typically constrained to predefined categories, limiting their applicability in dynamic environments. In contrast, open-vocabulary object detection (OVD) enables the identification of objects from…

计算机视觉与模式识别 · 计算机科学 2026-02-03 Tianyi Zhang , Antoine Simoulin , Kai Li , Sana Lakdawala , Shiqing Yu , Arpit Mittal , Hongyu Fu , Yu Lin

Open-vocabulary 3D occupancy is vital for embodied agents, which need to understand complex indoor environments where semantic categories are abundant and evolve beyond fixed taxonomies. While recent work has explored open-vocabulary…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Changqing Zhou , Yueru Luo , Han Zhang , Zeyu Jiang , Changhao Chen

We introduce the first unified framework for *Fine-Grained Domain-Generalized Generalized Category Discovery* (FG-DG-GCD), bringing open-world recognition closer to real-world deployment under domain shift. Unlike conventional GCD, which…

计算机视觉与模式识别 · 计算机科学 2026-03-17 Vaibhav Rathore , Divyam Gupta , Moloud Abdar , Subhasis Chaudhuri , Biplab Banerjee

Open-world learning (OWL) requires models that can adapt to evolving environments while reliably detecting out-of-distribution (OOD) inputs. Existing approaches, such as SCONE, achieve robustness to covariate and semantic shifts but assume…

机器学习 · 计算机科学 2025-12-05 Aditi Naiknaware , Sanchit Singh , Hajar Homayouni , Salimeh Sekeh

Open-vocabulary 3D object detection has recently attracted considerable attention due to its broad applications in autonomous driving and robotics, which aims to effectively recognize novel classes in previously unseen domains. However,…

计算机视觉与模式识别 · 计算机科学 2024-11-26 Rui Huang , Henry Zheng , Yan Wang , Zhuofan Xia , Marco Pavone , Gao Huang

Recent advances in unsupervised domain adaptation for semantic segmentation have shown great potentials to relieve the demand of expensive per-pixel annotations. However, most existing works address the domain discrepancy by aligning the…

计算机视觉与模式识别 · 计算机科学 2020-07-16 Jiaxing Huang , Shijian Lu , Dayan Guan , Xiaobing Zhang

Overlapping Speech Detection (OSD) aims to identify regions where multiple speakers overlap in a conversation, a critical challenge in multi-party speech processing. This work proposes a speaker-aware progressive OSD model that leverages a…

声音 · 计算机科学 2025-05-30 Zhaokai Sun , Li Zhang , Qing Wang , Pan Zhou , Lei Xie

Weakly-Supervised Change Detection (WSCD) aims to distinguish specific object changes (e.g., objects appearing or disappearing) from background variations (e.g., environmental changes due to light, weather, or seasonal shifts) in paired…

计算机视觉与模式识别 · 计算机科学 2025-12-15 Zhenghui Zhao , Chen Wu , Di Wang , Hongruixuan Chen , Cuiqun Chen , Zhuo Zheng , Bo Du , Liangpei Zhang

Open-vocabulary 3D Object Detection (OV-3DDet) aims to detect objects from an arbitrary list of categories within a 3D scene, which remains seldom explored in the literature. There are primarily two fundamental problems in OV-3DDet, i.e.,…

计算机视觉与模式识别 · 计算机科学 2023-10-05 Yang Cao , Yihan Zeng , Hang Xu , Dan Xu

Recently, the acoustic-to-word model based on the Connectionist Temporal Classification (CTC) criterion was shown as a natural end-to-end model directly targeting words as output units. However, this type of word-based CTC model suffers…

计算与语言 · 计算机科学 2017-11-29 Jinyu Li , Guoli Ye , Rui Zhao , Jasha Droppo , Yifan Gong

Co-salient object detection (Co-SOD) aims to identify common salient objects across a group of related images. While recent methods have made notable progress, they typically rely on low-level visual patterns and lack semantic priors,…

计算机视觉与模式识别 · 计算机科学 2025-06-18 Jiayi Zhu , Qing Guo , Felix Juefei-Xu , Yihao Huang , Yang Liu , Geguang Pu

OCR-based image captioning is an important but under-explored task, aiming to generate descriptions containing visual objects and scene text. Recent studies have made encouraging progress, but they are still suffering from a lack of overall…

计算机视觉与模式识别 · 计算机科学 2025-04-29 Dongsheng Xu , Qingbao Huang , Xingmao Zhang , Haonan Cheng , Feng Shuang , Yi Cai

In multi-talker scenarios such as meetings and conversations, speech processing systems are usually required to segment the audio and then transcribe each segmentation. These two stages are addressed separately by speaker change detection…

声音 · 计算机科学 2022-11-18 Zhiyun Fan , Zhenlin Liang , Linhao Dong , Yi Liu , Shiyu Zhou , Meng Cai , Jun Zhang , Zejun Ma , Bo Xu

Open-vocabulary semantic segmentation has become an important direction in remote sensing, as it enables recognition beyond predefined land-cover categories. However, existing methods mainly depend on passive visual-text matching and often…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Chufeng Zhou , Jian Wang , Xinyuan Liu , Xiaokang Zhang

Deep learning has shown remarkable success in remote sensing change detection (CD), aiming to identify semantic change regions between co-registered satellite image pairs acquired at distinct time stamps. However, existing convolutional…

计算机视觉与模式识别 · 计算机科学 2024-03-27 Mubashir Noman , Mustansar Fiaz , Hisham Cholakkal , Salman Khan , Fahad Shahbaz Khan

Out-of-distribution (OOD) detection remains a critical challenge in open-world learning, where models must adapt to evolving data distributions. While recent vision-language models (VLMS) like CLIP enable multimodal OOD detection through…

计算机视觉与模式识别 · 计算机科学 2026-03-20 Aditi Naiknaware , Salimeh Sekeh

Lexical Semantic Change Detection (LSCD) is a complex, lemma-level task, which is usually operationalized based on two subsequently applied usage-level tasks: First, Word-in-Context (WiC) labels are derived for pairs of usages. Then, these…

计算与语言 · 计算机科学 2026-05-26 Dominik Schlechtweg , Sachin Yadav , Jonas Kuhn , Nikolay Arefyev

This paper presents a fully unsupervised deep change detection approach for mobile robots with 3D LiDAR. In unstructured environments, it is infeasible to define a closed set of semantic classes. Instead, semantic segmentation is…

机器人学 · 计算机科学 2024-05-01 Alexander Krawciw , Jordy Sehn , Timothy D. Barfoot

Connectionist Temporal Classification (CTC) is a widely used method for automatic speech recognition (ASR), renowned for its simplicity and computational efficiency. However, it often falls short in recognition performance. In this work, we…

音频与语音处理 · 电气工程与系统科学 2025-02-17 Zengwei Yao , Wei Kang , Xiaoyu Yang , Fangjun Kuang , Liyong Guo , Han Zhu , Zengrui Jin , Zhaoqing Li , Long Lin , Daniel Povey