microphone-based source localization
DNN based Sound Source Localization Method with Microphone Array
... method based on steered beamforming such as steered response power with phase transform (SRP-PHAT) [4-8] is to compensate the time delay between the received microphone signals by beamforming, and calculate ...
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Research of Acoustic Source Localization Technology Based On Spatial Time Delay Estimation and Intelligent Signal Analysis
... the source and the two microphone can be obtained by the value of the independent variable corresponding to the maximum value of the cross-correlation ...
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Error Analysis of Sound Source Localization System for Small Microphone Based on Time Delay Estimation
... the source body in the medium is called sound ...wave source drives the vibration of the particle far away from the source, therefore the vibration transmission from the near to the ...
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Acoustic source localization in mixed field using spherical microphone arrays
... algorithm based on the spherical phase- mode excitation that yielded accurate estimates with low computational complexity ...robust localization in reverberant ...were based on beamforming ...
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The Fusion of Distributed Microphone Arrays for Sound Localization
... SLF generation using the unfiltered cross correlation is often referred to as a delay-and-sum beamformer-based en- ergy scans or as steered response power (SRP). Using a sim- ple or filtered cross correlation to ...
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Performance comparison between steered response power and generalized cross correlation in microphone arrays for sound source localization
... sound source localization that has their own different way in determining sound ...sound source localization and its environmental conditions ...methods based on its accuracy and its ...
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Multiple Source Localization Based on Acoustic Map De-Emphasis
... most localization algorithms presented in the literature [1] because it is capable of evaluating the coherence between two signals for each allowable time delay τ ...countless localization approaches ...
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Kalman Filters for Time Delay of Arrival-Based Source Localization
... the microphone array. As only the di- rect signal is useful for localization [21], the TDOA estimates returned by those sensors receiving only the indirect signal reflected from the walls should not be used ...
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Multi-Source Detection and Location in Wheel-Rail Noise
... sound source ,the value is a constant, finally, using the geometric search algorithm to determine the source ...sound source distance to reach the difference between the two ...sound source in ...
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Sound Source Localization Using 3D Microphone Array
... based on six channel open sphere spherical microphone array is proposed with voice activity detector. The voice activity detector is used for ignoring the ambience noise and capturing only the active ...
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N-dimensional N-microphone sound source localization
... high-accuracy source localization. The linearization solu- tion based on Taylor-series expansion by Foy [51] involves iterative processing, typically incurs high computational complexity, and for ...
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Towards End-to-End Acoustic Localization Using Deep Learning: From Audio Signal to Source Position Coordinates
... acoustic source localization using microphone arrays and based on a Convolutional Neural Network ...acoustic source, using the raw audio signal as the input information avoiding the use ...
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A hybrid algorithm of source localization based on hyperbolic technique in WSN
... The accuracy of position and velocity estimation (near filed source) of the proposed hybrid method in terms of MSE where, noise power increases from -20 dB to 20 dB is shown in Figure 2 (a), and (b). It is ...
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Multiresolution Source/Filter Model for Low Bitrate Coding of Spot Microphone Signals
... monic source (one voice ...two microphone signals will not be ...multiband source/filter model achieves a flatter frequency response for the residual ...other microphone signals, in the manner ...
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Implementation Of Acoustics Based Time Reversal Mirrors For Source Localization
... the source where the other side of the transducer array. The localization pointer moved to the source from the transducer array based on the localization algorithm which was mentioned ...
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High-Resolution Source Localization Algorithm Based on the Conjugate Gradient
... After D iterations, the CG algorithm produces an iter- ative method to solve the reduced rank Wiener solution of (7). Note that the basic idea behind the rank reduction is to project the observation data onto a ...
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Source ambiguity resolution of overlapped sounds in a multi-microphone room environment
... In the concrete scenario used for the experiments, a typical meeting room acoustic scene is considered, where only a person is speaking at a given time and other non-speech sounds may happen simultaneously with the ...
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About Noneigenvector Source Localization Methods
... The remainder of the paper is organized as follows: problem statement is presented in Section 2. In Section 3, we give an overview of the propagator localization method and the outline of Ermolaev and Gershman ...
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Influence of microphone housing on the directional response of piezoelectric MEMS microphones inspired by Ormia ochracea
... MEMS microphone is based on a design first used by Kuntzman et ...the microphone operates, two membranes set inside each other are used (see ...
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Underwater Broadband Source Localization Based on Modal Filtering and Features Extraction
... Passive source localization in shallow water has attracted much attention for many years in underwater ...classically based on normal mode theory ...tion, localization, and geoacoustical ...
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