Information & computer science publications
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Vision Guided Compression on Low-Bit Rate Channels
We introduce Vision Guided Compression (VGC), as a pre-processing technology that can be coupled with standards-based video coding, to provide FMV at low-bit rates.
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Multi-Sensor Navigation Algorithm Using Monocular Camera, IMU and GPS for Large Scale Augmented Reality
Camera tracking system for augmented reality applications that can operate both indoors and outdoors is described. The system uses a monocular camera, a MEMS-type inertial measurement unit (IMU) with 3-axis…
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Supervised acoustic concept extraction for multimedia event detection
In this paper, we present our acoustic concept annotation effort in user-submitted quality videos. We decide on the acoustic concept categories so that their labels can be used as low-level…
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Long-Range Pedestrian Detection Using Stereo and a Cascade of Convolutional Network Classifiers
In this paper, we present a system for detecting pedestrians at long ranges using a combination of stereo-based detection, classification using deep learning, and a cascade of specialized classifiers that…
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Multimedia Event Recounting with Concept Based Representation
We conduct a pilot study of the multimedia event recounting problem, which answers the question why this video is recognized as this event, i.e. what evidences this decision is made…
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Multiple Target Tracking by Integrating Track Refinement and Data Association
Multiple target tracking that integrates target model estimation and data association steps is described. The integration allows successive refinement of the models while reducing the uncertainty in data association.
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Salience-Based Compression: Providing FMV Over Low-Bit Rate Channels
We introduce Salience-Based Compression (SBC), a vision-guided pre-filtering technology, coupled with standards-based video coding.
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Stereo Vision Embedded System for Augmented Reality
Stereo Vision processing is a critical component of Augmented Reality systems that rely on the precise depth map of a scene to properly place computer generated objects with real life…
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Adaptive Smoothing in Real-Time Image Stabilization
This paper discusses several novel methods that have demonstrated on a real-time platform including an IIR filter, a single Kalman filter and an interactive multi-model filter.
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Magic Mirror: A Virtual Handbag Shopping System
We present an augmented reality system based on Kinect for on-line handbag shopping. The users can virtually try on different handbags on a TV screen at home.
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Low-Latency Situational Awareness for UxV Platforms
SRI has developed a number of enabling technologies including the use of SWaP-optimized Systems-on-a-Chip which provide Multispectral Fusion and Contrast Enhancement as well as H.264 video compression.
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Extended Motion Adaptive Signal Integration Technique for Real-Time Image Enhancement
We propose a Motion Adaptive Signal Integration (MASI) algorithm that operates the sensor at a high frame rate, with real time alignment of individual image frames to form an enhanced…