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Natural language provides an accessible and expressive interface to specify long-term tasks for robotic agents. However, non-experts are likely to specify such tasks with high-level instructions, which abstract over specific robot actions…

Robotics · Computer Science 2021-11-30 Valts Blukis , Chris Paxton , Dieter Fox , Animesh Garg , Yoav Artzi

Existing work has observed that current text-to-image systems do not accurately reflect explicit spatial relations between objects such as 'left of' or 'below'. We hypothesize that this is because explicit spatial relations rarely appear in…

Computer Vision and Pattern Recognition · Computer Science 2024-03-04 Ander Salaberria , Gorka Azkune , Oier Lopez de Lacalle , Aitor Soroa , Eneko Agirre , Frank Keller

Deep learning has revolutionized image registration by its ability to handle diverse tasks while achieving significant speed advantages over conventional approaches. Current approaches, however, often employ globally uniform smoothness…

Computer Vision and Pattern Recognition · Computer Science 2025-09-22 Xiang Chen , Fengting Zhang , Qinghao Liu , Min Liu , Kun Wu , Yaonan Wang , Hang Zhang

Purpose: Accurate segmentation of prostate cancer on magnetic resonance (MR) images is crucial for planning image-guided interventions such as targeted biopsies, cryoablation, and radiotherapy. However, subtle and variable tumour…

Image and Video Processing · Electrical Eng. & Systems 2026-02-23 Junqing Yang , Natasha Thorley , Ahmed Nadeem Abbasi , Shonit Punwani , Zion Tse , Yipeng Hu , Shaheer U. Saeed

Robots require a semantic understanding of their surroundings to operate in an efficient and explainable way in human environments. In the literature, there has been an extensive focus on object labeling and exhaustive scene graph…

Robotics · Computer Science 2024-04-16 Roberto Bigazzi , Lorenzo Baraldi , Shreyas Kousik , Rita Cucchiara , Marco Pavone

Referring Remote Sensing Image Segmentation provides a flexible and fine-grained framework for remote sensing scene analysis via vision-language collaborative interpretation. Current approaches predominantly utilize a three-stage pipeline…

Computer Vision and Pattern Recognition · Computer Science 2026-03-19 Keyan Chen , Chenyang Liu , Bowen Chen , Jiafan Zhang , Zhengxia Zou , Zhenwei Shi

Existing self-supervised learning (SSL) methods primarily learn object-invariant representations but often neglect the spatial structure and relationships among object parts. To address this limitation, we introduce Spatial Prediction (SP),…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Yang Shen , Yusen Cai , Weronika Hryniewska-Guzik , Qing Lin , Mengmi Zhang

Medical images are often characterized by their structured anatomical representations and spatially inhomogeneous contrasts. Leveraging anatomical priors in neural networks can greatly enhance their utility in resource-constrained clinical…

Image and Video Processing · Electrical Eng. & Systems 2024-02-07 Xiang Chen , Min Liu , Rongguang Wang , Renjiu Hu , Dongdong Liu , Gaolei Li , Hang Zhang

Visual correspondence is a crucial step in key computer vision tasks, including camera localization, image registration, and structure from motion. The most effective techniques for matching keypoints currently involve using learned sparse…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Felipe Cadar , Guilherme Potje , Renato Martins , Cédric Demonceaux , Erickson R. Nascimento

State-of-the-art models in semantic segmentation primarily operate on single, static images, generating corresponding segmentation masks. This one-shot approach leaves little room for error correction, as the models lack the capability to…

Computer Vision and Pattern Recognition · Computer Science 2023-10-16 Foivos I. Diakogiannis , Suzanne Furby , Peter Caccetta , Xiaoliang Wu , Rodrigo Ibata , Ondrej Hlinka , John Taylor

Image-language matching tasks have recently attracted a lot of attention in the computer vision field. These tasks include image-sentence matching, i.e., given an image query, retrieving relevant sentences and vice versa, and region-phrase…

Computer Vision and Pattern Recognition · Computer Science 2018-05-03 Liwei Wang , Yin Li , Jing Huang , Svetlana Lazebnik

Spatial understanding is a fundamental aspect of computer vision and integral for human-level reasoning about images, making it an important component for grounded language understanding. While recent text-to-image synthesis (T2I) models…

Computer Vision and Pattern Recognition · Computer Science 2023-10-30 Tejas Gokhale , Hamid Palangi , Besmira Nushi , Vibhav Vineet , Eric Horvitz , Ece Kamar , Chitta Baral , Yezhou Yang

Localization in topological maps is essential for image-based navigation using an RGB camera. Localization using only one camera can be challenging in medium-to-large-sized environments because similar-looking images are often observed…

Robotics · Computer Science 2022-04-29 Takahiro Niwa , Shun Taguchi , Noriaki Hirose

Segment Anything Model 2 (SAM2), a vision foundation model has significantly advanced in prompt-driven video object segmentation, yet their practical deployment remains limited by the high computational and memory cost of processing dense…

Computer Vision and Pattern Recognition · Computer Science 2025-12-25 Avilasha Mandal , Chaoning Zhang , Fachrina Dewi Puspitasari , Xudong Wang , Jiaquan Zhang , Caiyan Qin , Guoqing Wang , Yang Yang , Heng Tao Shen

The goal of interactive image segmentation is to delineate specific regions within an image via visual or language prompts. Low-latency and high-quality interactive segmentation with diverse prompts remain challenging for existing…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Qin Liu , Jaemin Cho , Mohit Bansal , Marc Niethammer

We consider the task of generating designs directly from natural language descriptions, and consider floor plan generation as the initial research area. Language conditional generative models have recently been very successful in generating…

Computation and Language · Computer Science 2023-11-28 Sicong Leng , Yang Zhou , Mohammed Haroon Dupty , Wee Sun Lee , Sam Conrad Joyce , Wei Lu

Temporal correspondence - linking pixels or objects across frames - is a fundamental supervisory signal for the video models. For the panoptic understanding of dynamic scenes, we further extend this concept to every segment. Specifically,…

Computer Vision and Pattern Recognition · Computer Science 2021-06-18 Sanghyun Woo , Dahun Kim , Joon-Young Lee , In So Kweon

Visual Place Recognition (VPR) in long-term deployment requires reasoning beyond pixel similarity: systems must make transparent, interpretable decisions that remain robust under lighting, weather and seasonal change. We present Text2Graph…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Saeideh Yousefzadeh , Hamidreza Pourreza

Image registration is an important preprocessing step in neuroimaging which allows for the matching of anatomical and functional information between modalities and subjects. This can be challenging if there are gross differences in image…