Computer vision publications
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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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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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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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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…
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Multi-Modal Pedestrian Detection on the Move
This paper presents an on-the-move pedestrian detection system that utilizes multiple sensor modalities to improve detection rates at deployable computational loads.
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Geo-Localization of Street Views with Aerial Image Databases
We study the feasibility of solving the challenging problem of geolocalizing ground level images in urban areas with respect to a database of images captured from the air such as…
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A Graph Traversal Based Algorithm for Obstacle Detection Using Lidar or Stereo
We present a novel computationally efficient approach to obstacle detection that is applicable to both structured and unstructured environments.