Buscar
Mostrando ítems 21-30 de 48
Ponencia
Demo: Real-time remote reporting of active regions with Wi-FLIP
(Institute of Electrical and Electronics Engineers, 2011)
This paper describes a real-time application programmed into Wi-FLIP, a wireless smart camera resulting from the integration of FLIP-Q, a focal-plane low-power image processor, and Imote2, a commercial WSN platform. The ...
Artículo
Smart imaging for power-efficient extraction of Viola-Jones local descriptors
(Society of Photo-Optical Instrumentation Engineers, 2014)
In computer vision, local descriptors permit to summarize relevant visual cues through feature vectors. These vectors constitute inputs for trained classifiers which in turn enable different high-level vision tasks. While ...
Ponencia
In the quest of vision-sensors-on-chip: Pre-processing sensors for data reduction
(Society for Imaging Science and Technology, 2017)
This paper shows that the implementation of vision systems benefits from the usage of sensing front-end chips with embedded pre-processing capabilities - called CVIS. Such embedded pre-processors reduce the number of data ...
Ponencia
Review of ADCs for imaging
(Society of Photo-Optical Instrumentation Engineers, 2014)
The aim of this article is to guide image sensors designers to optimize the analog-to-digital conversion of pixel outputs. The most common ADCs topologies for image sensors are presented and discussed. The ADCs specific ...
Artículo
Bottom-up performance analysis of focal-plane mixed-signal hardware for Viola–Jones early vision tasks
(John Wiley & Sons, 2015)
Focal-plane mixed-signal arrays have traditionally been designed according to the general claim that moderate accuracy in processing is affordable. The performance of their circuitry has been analyzed in these terms without ...
Ponencia
Demo: A Prototype Vision Sensor for Real-time Focal-plane Obfuscation through Tunable Pixelation
(Institute of Electrical and Electronics Engineers, 2014)
Privacy concerns are hindering the introduction of smart camera networks in prospective application scenarios like retail analytics, factory monitoring or elderly care. The idea of networked cameras pervasively collecting ...
Artículo
Low-power focal-plane dynamic texture segmentation based on programmable image binning and diffusion hardware
(Society of Photo-Optical Instrumentation Engineers, 2009)
Stand-alone applications of vision are severely constrained by their limited power budget. This is one of the main reasons why vision has not yet been widely incorporated into wireless sensor networks. For them, ...
Ponencia
Multi-resolution low-power Gaussian filtering by reconfigurable focal-plane binning
(The International Society for Optics and Photonics, 2011)
Gaussian filtering is a basic tool for image processing. Noise reduction, scale-space generation or edge detection are examples of tasks where different Gaussian filters can be successfully utilized. However, their ...
Ponencia
Focal-plane generation of multi-resolution and multi-scale image representation for low-power vision applications
(The International Society for Optics and Photonics, 2011)
Early vision stages represent a considerably heavy computational load. A huge amount of data needs to be processed under strict timing and power requirements. Conventional architectures usually fail to adhere to the ...
Ponencia
On the Correlation of CNN Performance and Hardware Metrics for Visual Inference on a Low-Cost CPU-based Platform
(Institute of Electrical and Electronics Engineers, 2019)
While providing the same functionality, the various Deep Learning software frameworks available these days do not provide similar performance when running the same network model on a particular hardware platform. On the ...