نتایج جستجو برای: video camera

تعداد نتایج: 221558  

2013
Michal Kucis Pavel Zemcík Oliver Zendel Wolfgang Herzner

This paper outlines the proposed process of video-camera simulation used in R3-COP for generating realistic test data for robotic perception. The outlined process enables lens effects simulation, exposure adaptation, and camera motion. This paper, besides description of important stages of generating video output, also presents the results of the simulation software and illustrative figures pro...

2006
Ti-Ho Wang Ming-Chih Lu Chen-Chien Hsu Yin Yu Lu Cheng-Pei Tsai

This paper proposes a 3D space distance measuring method to accomplish non-contact 3D space distance measuring by using a digital camera or digital video camera. The measuring principle of the proposed method in this paper is to learn the present camera shooting distance and the horizontal or vertical distance between the given points according to the number of pixels of the image in horizontal...

2018
Saman Naderiparizi Mehrdad Hessar Vamsi Talla Shyamnath Gollakota Joshua R. Smith

Video streaming has traditionally been considered an extremely power-hungry operation. Existing approaches optimize the camera and communication modules individually to minimize their power consumption. However, designing a video streaming device requires power-consuming hardware components and computationally intensive video codec algorithms that interface the camera and the communication modu...

Journal: :Neurocomputing 2017
Wenbin Li Yang Chen JeeHang Lee Gang Ren Darren Cosker

It is hard to estimate optical flow given a realworld video sequence with camera shake and other motion blur. In this paper, we first investigate the blur parameterization for video footage using near linear motion elements. We then combine a commercial 3D pose sensor with an RGB camera, in order to film video footage of interest together with the camera motion. We illustrates that this additio...

2002
Tianli Yu Yujin Zhang

Retrieve video clips using the global motion information Tianli Yu and Yujin Zhang Department of Electronic Engineering, Tsinghua University, Beijing 100084, China In this paper, a new scheme is proposed to extract the global motion model from general video sequence. Since global camera motion often conveys the semantic meaning of the video’s content, these global model parameters are used as f...

1999
Yihong Gong Guido Proietti David LaRose

Existing featureless image mosaicing techniques do not pay enough attention to the robustness of the image registration process, and are not able to combine multiple video sequences into an integrated panoramic view. These problems have certainly restricted applications of the existing methods for large-scale panorama composition, video content overview and information visualization. In this pa...

2006
Ramon Hofer Christoph Ganser Andreas Kunz

We present MatrixView (MV) – a setup to increase immersion in video conferencing systems. MV consists of a pan-tilt video camera mounted on a car which moves along a horizontal track. The car moves in such a way, that the user is kept in the center of the image (“Matrix” movie effect, see Figure 1). Using this setup in a video conference application, enables a remote user to manipulate his virt...

2003
Fatih Murat Porikli Ajay Divakaran

An automatic object tracking and video summarization method for multi-camera systems with a large number of non-overlapping field-of-view cameras is explained. In this framework, video sequences are stored for each object as opposed to storing a sequence for each camera. Objectbased representation enables annotation of video segments, and extraction of content semantics for further analysis. We...

1998
Benny Rousso Shmuel Peleg Ilan Finci Alex Rav-Acha

Video mosaicing is commonly used to increase the visual eld of view by pasting together many video frames. Existing mosaicing methods are e ective only in very limited cases where the image motion is almost a uniform translation or the camera performs a pure pan. Forward camera motion or camera zoom are very problematic for traditional mosaicing. A mosaicing methodology to allow image mosaicing...

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