'Acoustic signal' diaporamas de présentation

FIND: Faulty Node Detection for Wireless Sensor Networks

FIND: Faulty Node Detection for Wireless Sensor Networks. SenSys 2009 Shuo Guo , Ziguo Zhong , Tian He University of Minnesota, Twin Cities Jeffrey. Outline. Abstract Introduction Related Work Model and Assumptions Main Design Practical Issues System Evaluation

994 views • 75 slides

Cracking the emotion code in human speech Yi Xu University College London

751 views • 57 slides

Chapter 13: Speech Perception

Chapter 13: Speech Perception. The Acoustic Signal. Produced by air that is pushed up from the lungs through the vocal cords and into the vocal tract Vowels are produced by vibration of the vocal cords and changes in the shape of the vocal tract by moving the articulators.

933 views • 48 slides

The Evolving Quality of Telephonic Speech

The Evolving Quality of Telephonic Speech. Why VoIP's speech quality is disappointing, and how it wouldn't have to be. Richard A. Thompson Emeritus Professor Telecom Program University of Pittsburgh rthompso@pitt.edu. Outline. Introduction Human capacity for aural quality

461 views • 46 slides

Chapter 13: Speech Perception

Chapter 13: Speech Perception. Overview of Questions. Can computers perceive speech as well as humans? Why does an unfamiliar foreign language often sound like a continuous stream of sound, with no breaks between words?

590 views • 40 slides

Design Lessons from an Unattended Ground Sensor System*

539 views • 39 slides

The Origins of Music ( OoM ) Comparative evaluation of competing theories

470 views • 34 slides

Perception and Production in L2 Acquisition Week 1: A Brief Introduction to Acoustic Phonetics

Perception and Production in L2 Acquisition Week 1: A Brief Introduction to Acoustic Phonetics. Lab 1 12 november 2008.ppt. Tom Lentz (slides Ivana Brasileiro). Acoustic Phonetics. Physics of the speech signal

357 views • 27 slides

Jonathan Perkin ARENA May 05 A coustic Co smic R ay N eutrino E xperiment

428 views • 24 slides

Natural Language Processing

Natural Language Processing. Daniele Quercia Fall, 2000. Presentation Outline. Introduction to the Natural Language Processing (NLP) Applications of NLP Discussion. Introduction to Natural Language Processing (NLP). Representation of the input meaning. Natural Language (English).

671 views • 23 slides

Theories of Speech Perception

Theories of Speech Perception.

570 views • 17 slides

Ultrasound Principle ?????

Ultrasound Principle ?????. Diagnosis Imaging System ??????. Sound wave. Wavelength. l. ??. Pressure. maximum. ??. Amplitude. Pressure. minimum. 1 Cycle. 1 Cycle. 1 Cycle. ??. ??. ??. Sound wave. dB. Amplitude Frequency Velocity. MHz 1,000,000 ? / ?. 1540 m/s in body.

992 views • 15 slides

Ocean Acoustic Waveguide Remote Sensing (OAWRS)

Ocean Acoustic Waveguide Remote Sensing (OAWRS). Helen Dickson. Review: Active Acoustic Sensing. An acoustic signal is generated Sound waves travel through the water and scatter off objects Backscattered sound is recorded. Review: Conventional Fish Finding Sonar (CFFS).

513 views • 12 slides

Applied Psychoacoustics Lecture 2: Basic Measurement Methods, Signal Detection Theory

Applied Psychoacoustics Lecture 2: Basic Measurement Methods, Signal Detection Theory. Jonas Braasch. First Example. Measurement of the absolute threshold of hearing (ATH).

295 views • 11 slides

Acoustic System for Investigation of Physical Characteristics of Metals

Acoustic System for Investigation of Physical Characteristics of Metals. Performed by : Saleh Samara Fouad Haddad Supervised by : Dr. Michael Gandelsman. Abstract :. There are many different ways used in order to analyze physical attributes of metals.

199 views • 5 slides