Results 31 to 40 of about 34,052 (223)

Speaker verification using sequence discriminant support vector machines [PDF]

open access: yes, 2005
This paper presents a text-independent speaker verification system using support vector machines (SVMs) with score-space kernels. Score-space kernels generalize Fisher kernels and are based on underlying generative models such as Gaussian mixture models (
Renals, S., Wan, V.
core   +3 more sources

POLARIMETRIC SAR DATA GMM CLASSIFICATION BASED ON IMPROVED FREEMAN INCOHERENT DECOMPOSITION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
Due to the increasing volume of available SAR Data, powerful classification processings are needed to interpret the images. GMM (Gaussian Mixture Model) is widely used to model distributions.
S. Rouabah, M. Ouarzeddine, B. Azmedroub
doaj   +1 more source

CGMVAE: Coupling GMM Prior and GMM Estimator for Unsupervised Clustering and Disentanglement

open access: yesIEEE Access, 2021
Impressive progress has been recently witnessed on deep unsupervised clustering and feature disentanglement. In this paper, we propose a novel method on top of one recent architecture with a novel explanation of Gaussian mixture model (GMM) membership ...
Chunzhi Gu   +3 more
doaj   +1 more source

FREQUENCY DOMAIN DAMAGE CALCULATION AND EXPERIMENTAL VERIFICATION OF NON-GAUSSIAN EXCITATION BASED ON GMM MODEL (MT)

open access: yesJixie qiangdu, 2023
In order to study the frequency domain calculation method of non-Gaussian excitation, Gaussian mixture model(GMM) is introduced. The measured non-Gaussian excitation is transformed into probabilistic power spectrum(PPSD) through GMM model, so that the ...
XU Yang   +3 more
doaj  

Sliced Wasserstein Distance for Learning Gaussian Mixture Models

open access: yes, 2017
Gaussian mixture models (GMM) are powerful parametric tools with many applications in machine learning and computer vision. Expectation maximization (EM) is the most popular algorithm for estimating the GMM parameters.
Hoffmann, Heiko   +2 more
core   +1 more source

Recognition of Aircraft Engine Sound Based on GMM-UBM Model

open access: yesMATEC Web of Conferences, 2017
Gaussian mixture model-universal background model (GMM-UBM) is a commonly-used speaker recognition technology, and which has achieved good effect for detection speaker’s sound.
Yuan Shuai, Sun Chengli, Yang Haoge
doaj   +1 more source

Effective Learning of a GMRF Mixture Model

open access: yesIEEE Access, 2022
Learning a Gaussian Mixture Model (GMM) is hard when the number of parameters is too large given the amount of available data. As a remedy, we propose restricting the GMM to a Gaussian Markov Random Field Mixture Model (GMRF-MM), as well as a new method ...
Shahaf E. Finder   +2 more
doaj   +1 more source

Intermediate Resistive State in Wafer‐Scale Vertical MoS2 Memristors Through Lateral Silver Filament Growth for Artificial Synapse Applications

open access: yesAdvanced Functional Materials, EarlyView.
In MOCVD MoS2 memristors, a current compliance‐regulated Ag filament mechanism is revealed. The filament ruptures spontaneously during volatile switching, while subsequent growth proceeds vertically through the MoS2 layers and then laterally along the van der Waals gaps during nonvolatile switching.
Yuan Fa   +19 more
wiley   +1 more source

Speaker Recognition under Limited Data

open access: yesJournal of Harbin University of Science and Technology, 2017
Speaker recognition has attracted broad and deep research in the past few decades,and manymethods have been proposed. At present,the popular methods such as the Gaussian mixture model-Universal background model( GMM-UBM) and Gaussian mixture model ...
GAI Chao-xu   +2 more
doaj   +1 more source

GMM-Demux: sample demultiplexing, multiplet detection, experiment planning, and novel cell-type verification in single cell sequencing

open access: yesGenome Biology, 2020
Identifying and removing multiplets are essential to improving the scalability and the reliability of single cell RNA sequencing (scRNA-seq). Multiplets create artificial cell types in the dataset.
Hongyi Xin   +12 more
doaj   +1 more source

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