Information & computer science publications
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Simplified VTS-Based I-Vector Extraction in Noise-Robust Speaker Recognition
In this work, we propose an efficient simplification scheme, named sVTS, in order to show that the VTS approach gives improvements in large scale applications compared to state-of-the-art systems.
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Submodular Subset Selection for Large-Scale Speech Training Data
We address the problem of subselecting a large set of acoustic data to train automatic speech recognition (ASR) systems. To this end, we apply a novel data selection technique based…
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Clock Synchronization on the RAX Spacecraft
The Radio Aurora Explorer (RAX) is a CubeSat that was developed to study space weather in Earth׳s ionosphere. Accuracy of the onboard clock is critical for processing the radar measurements.
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Tripod Fall: Concept and Experiments of a Novel Approach to Humanoid Robot Fall Damage Reduction
This paper addresses a new control strategy to reduce the damage to a humanoid robot during a fall. Instead of following the traditional approach of finding a favorable configuration with…
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Forensic Prescreening System Using Coded Aperture Snapshot Spectral Imager
We present a camera system for instantaneous, non-destructive capture of spectral signatures for forensic analysis. Our system detects highly probative samples in the forensic scene mixed by the multiple target…
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Unscented Transform for iVector-Based Noisy Speaker Recognition
In this paper, it is proposed to substitute the first order VTS by an unscented transform, where unlike VTS, the nonlinear function is not applied over the clean model parameters…
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Automatic Characterization of Speaking Styles in Educational Videos
We use crowd-sourcing to explore speaking style dimensions in online educational videos, and then propose techniques based solely on acoustic features for automatically identifying a subset of the dimensions.
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ISOMER: Informative Segment Observations for Multimedia Event Recounting
This paper describes a system for multimedia event detection and recounting. The goal is to detect a high level event class in unconstrained web videos and generate event oriented summarization…
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A Synthesized Algorithm for Interactive Consistency
We discovered our algorithm using an automated synthesis technique that is based on bounded model checking and QBF solving. Our synthesis technique is general and simple, and it is a…
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Multi-Modal Image Retrieval for Complex Queries Using Small Codes
We propose a unified framework for image retrieval capable of handling complex and descriptive queries of multiple modalities in a scalable manner.
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The Gradual Verifier
We propose a gradual verification approach, GraVy. For a given piece of Java code, GraVy partitions the statements into those that are unreachable, or from which exceptional termination is impossible, inevitable, or…
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Addition of Escherichia coli K-12 Growth Observation and Gene Essentiality Data to the Ecocyc Database
We have integrated data on the growth or nongrowth of E. coli K-12 obtained from published observations using a variety of individual media and from high-throughput phenotype microarrays into the…