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Rectangular layouts, subdivisions of an outer rectangle into smaller rectangles, have many applications in visualizing spatial information, for instance in rectangular cartograms in which the rectangles represent geographic or political…

计算几何 · 计算机科学 2016-08-12 Kevin Buchin , David Eppstein , Maarten Löffler , Martin Nöllenburg , Rodrigo I. Silveira

Web services are widely used in many areas via callable APIs, however, data are not always available in this way. We always need to get some data from web pages whose structure is not in order. Many developers use web data extraction…

数据库 · 计算机科学 2019-10-18 Naibo Wang , Zhiling Luo , Xiya Lyu , Zitong Yang , Jianwei Yin

We propose a transformer architecture and training strategy for tree generation. The architecture processes data at multiple resolutions and has an hourglass shape, with middle layers processing fewer tokens than outer layers. Similar to…

计算机视觉与模式识别 · 计算机科学 2025-02-10 Hanxiao Wang , Biao Zhang , Jonathan Klein , Dominik L. Michels , Dongming Yan , Peter Wonka

Volumetric video is an emerging technology for immersive representation of 3D spaces that captures objects from all directions using multiple cameras and creates a dynamic 3D model of the scene. However, processing volumetric content…

Traditional computer graphics rendering pipeline is designed for procedurally generating 2D quality images from 3D shapes with high performance. The non-differentiability due to discrete operations such as visibility computation makes it…

计算机视觉与模式识别 · 计算机科学 2019-04-10 Thu Nguyen-Phuoc , Chuan Li , Stephen Balaban , Yong-Liang Yang

3D modeling has long been an important area in computer vision and computer graphics. Recently, thanks to the breakthroughs in neural representations and generative models, we witnessed a rapid development of 3D modeling. 3D human modeling,…

计算机视觉与模式识别 · 计算机科学 2024-06-07 Ruihe Wang , Yukang Cao , Kai Han , Kwan-Yee K. Wong

Recognizing and categorizing human actions is an important task with applications in various fields such as human-robot interaction, video analysis, surveillance, video retrieval, health care system and entertainment industry. This thesis…

计算机视觉与模式识别 · 计算机科学 2021-05-03 Zahra Gharaee

Graph is a universe data structure that is widely used to organize data in real-world. Various real-word networks like the transportation network, social and academic network can be represented by graphs. Recent years have witnessed the…

机器学习 · 计算机科学 2021-11-23 Xueyi Liu , Jie Tang

Present image based visual servoing approaches rely on extracting hand crafted visual features from an image. Choosing the right set of features is important as it directly affects the performance of any approach. Motivated by recent…

机器人学 · 计算机科学 2017-06-13 Aseem Saxena , Harit Pandya , Gourav Kumar , Ayush Gaud , K. Madhava Krishna

As a consequence of an ever-increasing number of service robots, there is a growing demand for highly accurate real-time 3D object recognition. Considering the expansion of robot applications in more complex and dynamic environments,it is…

计算机视觉与模式识别 · 计算机科学 2021-06-01 Nils Keunecke , S. Hamidreza Kasaei

Merchandise categories inherently form a semantic hierarchy with different levels of concept abstraction, especially for fine-grained categories. This hierarchy encodes rich correlations among various categories across different levels,…

计算机视觉与模式识别 · 计算机科学 2020-03-10 Shuo Yang , Wei Yu , Ying Zheng , Hongxun Yao , Tao Mei

Complex visual scenes that are composed of multiple objects, each with attributes, such as object name, location, pose, color, etc., are challenging to describe in order to train neural networks. Usually,deep learning networks are trained…

神经与进化计算 · 计算机科学 2023-03-27 E. Paxon Frady , Spencer Kent , Quinn Tran , Pentti Kanerva , Bruno A. Olshausen , Friedrich T. Sommer

Vision language models (VLMs) are AI systems paired with both language and vision encoders to process multimodal input. They are capable of performing complex semantic tasks such as automatic captioning, but it remains an open question…

计算机视觉与模式识别 · 计算机科学 2025-05-16 Tyler Tran , Sangeet Khemlani , J. G. Trafton

Offloading computation from user devices to nodes with processing capabilities at the edge of the network is a major trend in today's network/service architectures. At the same time, serverless computing has gained a huge traction among the…

网络与互联网体系结构 · 计算机科学 2022-09-08 Claudio Cicconetti , Marco Conti , Andrea Passarella

The combination of traditional rendering with neural networks in Deferred Neural Rendering (DNR) provides a compelling balance between computational complexity and realism of the resulting images. Using skinned meshes for rendering…

计算机视觉与模式识别 · 计算机科学 2020-12-24 Amit Raj , Julian Tanke , James Hays , Minh Vo , Carsten Stoll , Christoph Lassner

During the last years, many advances have been made in tasks like3D model retrieval, 3D model classification, and 3D model segmentation.The typical 3D representations such as point clouds, voxels, and poly-gon meshes are mostly suitable for…

计算机视觉与模式识别 · 计算机科学 2021-03-08 Arniel Labrada , Benjamin Bustos , Ivan Sipiran

In the past, computer vision systems for digitized documents could rely on systematically captured, high-quality scans. Today, transactions involving digital documents are more likely to start as mobile phone photo uploads taken by…

计算机视觉与模式识别 · 计算机科学 2021-12-20 Nikhil Maddikunta , Huijun Zhao , Sumit Keswani , Alfy Samuel , Fu-Ming Guo , Nishan Srishankar , Vishwa Pardeshi , Austin Huang

Action classification in still images has been a popular research topic in computer vision. Labelling large scale datasets for action classification requires tremendous manual work, which is hard to scale up. Besides, the action categories…

计算机视觉与模式识别 · 计算机科学 2016-09-09 Jiyang Gao , Ram Nevatia

Motion is a salient cue to recognize actions in video. Modern action recognition models leverage motion information either explicitly by using optical flow as input or implicitly by means of 3D convolutional filters that simultaneously…

计算机视觉与模式识别 · 计算机科学 2020-05-28 Heng Wang , Du Tran , Lorenzo Torresani , Matt Feiszli

We propose a procedural fruit tree rendering framework, based on Blender and Python scripts allowing to generate quickly labeled dataset (i.e. including ground truth semantic segmentation). It is designed to train image analysis deep…

计算机视觉与模式识别 · 计算机科学 2019-07-11 Thomas Duboudin , Maxime Petit , Liming Chen