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Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Babuska Problem in Composite Materials and its Application to Acoustic Resonators
复合材料 巴布斯卡问题 声学谐振器
2023/4/27
A long-standing area of material science has been the study of electrostatic and elastic fields in composite material. In high-contrast composites, when two adjacent inclusions are close to touching, ...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars： Babuska Problem in Composite Materials and its Application to Acoustic Resonators
复合材料 巴布斯卡问题 声学谐振器
2023/5/15
A long-standing area of material science has been the study of electrostatic and elastic fields in composite material. In high-contrast composites, when two adjacent inclusions are close to touching, ...
Log in 提交 IUTAM Symposium on Acoustic/elastic metamaterials, their design and applications
Login Submit IUTAM Seminar Sound waves Elastic material
2017/12/13
The last decade has witnessed an increasing interest in the study of acoustic/elastic metamaterials and their potential engineering applications. Acoustic/elastic metamaterials are a class of composit...
Columbia Engineering Researchers Use Acoustic Voxels to Embed Sound with Data
Columbia Engineering Researchers Acoustic Voxels Embed Sound with Data
2016/8/1
Columbia Engineering researchers, working with colleagues at Disney Research and MIT, have developed a new method to control sound waves, using a computational approach to inversely design acoustic fi...
THE EFFECT OF SOUND WAVE BENDING ON UNDERWATER ACOUSTIC POSITIONING ACCURACY
Underwater Acoustic Positioning System Sound Speed Sound Wave Bending Positioning Accuracy
2016/3/17
Underwater acoustic positioning system solves the problem of how to position and navigate object underwater. Therefore, it can help people to locate the area of disaster to search and succor. But, bec...
New Acoustic Technique Reveals Structural Information in Nanoscale Materials
New Acoustic Technique Structural Information Nanoscale Materials
2016/1/8
Now, researchers at the Georgia Institute of Technology and Oak Ridge National Laboratory (ORNL) have developed a new nondestructive technique for investigating these material changes by examining the...
西南交通大学材料科学与工程学院生物传感器课件 Surface acoustic waves
西南交通大学材料科学与工程学院 生物传感器 课件 Surface acoustic waves
2015/12/2
西南交通大学材料科学与工程学院生物传感器课件 Surface acoustic waves。
西南交通大学材料科学与工程学院生物传感器课件 Acoustic wave-Bond-rupture biosensors
西南交通大学材料科学与工程学院 生物传感器 课件 Acoustic wave-Bond-rupture biosensors
2015/12/2
西南交通大学材料科学与工程学院生物传感器课件 Acoustic wave-Bond-rupture biosensors。
Development of Underwater Acoustic Modems and Networks
Underwater Acoustic Modems Networks
2015/8/19
Recent developments in underwater acoustic communication enable real-time contact with underwater sensors, vehicles, and other instruments, offering novel ocean observational capabilities that may cha...
OPTO-ACOUSTIC DATA FUSION FOR SUPPORTING THE GUIDANCE OF REMOTELY OPERATED UNDERWATER VEHICLES (ROVs)
3D opto-acoustic camera optical and acoustic data fusion stereovision system system calibration ROV guidance
2015/4/23
Remotely Operated underwater Vehicles (ROVs) play an important role in a number of operations conducted in shallow and deep water (e.g.: exploration, survey, intervention, etc.), in several applicatio...
EMPIRICAL STUDY OF ACOUSTIC INSTABILITY IN PREMIXED FLAMES: MEASUREMENTS OF FLAME TRANSFER FUNCTION
flame transfer function EMPIRICAL STUDY
2015/1/12
Inordertoconformtopollutant-controlregulationsandminimizeNOxemissions,
modernhouseholdboilersandcentralheatingsystemsaremovingtowardpremixed
combustors.Thesecombustorshavebeensuccessfulwithregardsto...
A Nonparametric Bayesian Approach to Acoustic Model Discovery
A Nonparametric Bayesian Approach Acoustic Model Discovery
2014/11/27
We investigate the problem of acoustic modeling in which prior language-specific knowledge and transcribed data are unavailable. We present an unsupervised model that simultaneously segments the speec...
Multi-level Context-dependent Acoustic Modeling for Automatic Speech Recognition
Multi-level Context-dependent Acoustic Modeling Automatic Speech Recognition
2014/11/27
In this paper, we propose a multi-level, contextdependent acoustic modeling framework for automatic speech recognition. For each context-dependent unit considered by the recognizer, we construct a set...
A Back-off Discriminative Acoustic Model for Automatic Speech Recognition
context-dependent acoustic modeling back-off acoustic models discriminative training
2014/11/27
In this paper we propose a back-off discriminative acoustic model for Automatic Speech Recognition (ASR). We use a set of broad phonetic classes to divide the classification problem originating from c...
Making Sense of Sound: Unsupervised Topic Segmentation over Acoustic Input
Making Sense of Sound Unsupervised Topic Segmentation over Acoustic Input
2014/11/27
We address the task of unsupervised topic segmentation of speech data operating over raw acoustic information. In contrast to existing algorithms for topic segmentation of speech, our approach does no...