Results 61 to 70 of about 23,921 (203)
Learning and Using Taxonomies For Fast Visual Categorization [PDF]
The computational complexity of current visual categorization algorithms scales linearly at best with the number of categories. The goal of classifying simultaneously N_(cat) = 10^4 - 10^5 visual categories requires sub-linear classification costs.
Griffin, Gregory, Perona, Pietro
core +2 more sources
Terrorism is a very dangerous thing and has become a threat both on a national and international scale. Understanding terrorism seeks to instill the seeds of hostility towards a group, government agencies and even the state.
Bob Foster, Muhamad Deni Johansyah
doaj +1 more source
http://www.ipol.im/pub/art/2014/106/
The integral image representation is a remarkable idea that permits to evaluate the sum ofimage values over rectangular regions of the image with four operations, regardless of the size ofthe region.
Gabriele Facciolo +2 more
doaj +1 more source
Facial Image Retrieval on Semantic Features Using Adaptive Genetic Algorithm [PDF]
The emergence of larger databases has made image retrieval techniques an essential component, and has led to the development of more efficient image retrieval systems. Retrieval can be either content or text-based.
Marwan Ali SHNAN, Taha H. RASSEM
doaj +1 more source
This paper presents the results of the analysis of existing methods for clustering data obtained during endoscopy of a larynx. A modification of the Viola-Jones method for image recognition using the flexible exit criterion is proposed.
R. V. Kozar +2 more
doaj +1 more source
Robot Manipulation Based on Embodied Visual Perception: A Survey
ABSTRACT Visual perception is critical in robotic operations, particularly in collaborative and autonomous robot systems. Through efficient visual systems, robots can acquire and process environmental information in real‐time, recognise objects, assess spatial relationships, and make adaptive decisions.
Sicheng Wang +5 more
wiley +1 more source
Child-Robot Interaction (CRI) has become increasingly addressed in research and applications. This work proposes a system for emotion recognition in children, recording facial images by both visual (RGB—red, green and blue) and Infrared Thermal ...
Christiane Goulart +8 more
doaj +1 more source
Two‐Stage Approach to Small‐Object Detection
ABSTRACT Unmanned aerial systems (UAS) are increasingly finding applications in civilian and commercial sectors. The utilization of machine learning techniques in UAS image analysis significantly advances target detection and tracking algorithms. In the field of systems engineering, the integration of advanced object detection techniques within UAS ...
Mingrui Yu, Henry Leung
wiley +1 more source
Biometric Authentication System on Mobile Personal Devices [PDF]
We propose a secure, robust, and low-cost biometric authentication system on the mobile personal device for the personal network. The system consists of the following five key modules: 1) face detection; 2) face registration; 3) illumination ...
Tao, Qian, Veldhuis, Raymond
core +3 more sources
Face tracking using a hyperbolic catadioptric omnidirectional system [PDF]
In the first part of this paper, we present a brief review on catadioptric omnidirectional systems. The special case of the hyperbolic omnidirectional system is analysed in depth.
Barczak, A.L.C. +2 more
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