Index

A

• actuator / IR sensor hardware
• Advanced Linux Sound Architecture (ALSA) / A Simulink model of a music player
• ALSA Audio Capture block / Frame-based signal processing in Simulink
  • about / Voice acquisition and segmentation
• analog-to-digital converter (ADC) / A Simulink model of a music player
• analog interface, IR sensor
  • about / IR sensor hardware
• audio
  • handling, in MATLAB/Simulink / Handling audio in MATLAB/Simulink

B

• BeagleBoard
  • features / A quick overview of this book
  • about / BeagleBoard-xM
  • rapid prototyping approach / BeagleBoard for rapid prototyping
  • hardware, setting up / Setting up the hardware
  • software and tools, installing at Windows 7 PC / Installing software and tools on a Windows 7 PC
  • Ubuntu, installing at Windows 7 PC / Installing Ubuntu for BeagleBoard on a Windows 7 PC
  • configuring / Configuring BeagleBoard
  • testing / First interaction with the BeagleBoard
  • Win32DiskImager, used for creating micro SD cards / Using Win32 Disk Imager to create multiple microSD cards
  • executable, running / Running the executable at the BeagleBoard
  • references / Useful references and websites
  • websites / Useful references and websites
• BeagleBoard, testing
  • PuTTY , installing at Windows PC / Installing PuTTY on a Windows PC
  • logging, from Windows PC / Logging into BeagleBoard from a Windows PC
  • logging, via serial-USB connection / Logging in via a serial-USB connection
• BeagleBoard-xM
  • components / BeagleBoard-xM
  • about / BeagleBoard-xM
• BeagleBoard applications
  • creating, in Eclipse / Creating BeagleBoard applications in Eclipse
• BeagleBoard Support from Simulink package / BeagleBoard for rapid prototyping
• BeagleBoard support package
  • installing / Installing the built-in BeagleBoard support package

C

• C/C++ code generation
  • MATLAB Coder, used / C/C++ code generation with MATLAB Coder
• calcavg2() function / MATLAB-based algorithm integration
• CodeBench Lite
  • about / Installing Sourcery CodeBench Lite in Windows
  • downloading / Installing Sourcery CodeBench Lite in Windows
  • installing / Installing Sourcery CodeBench Lite in Windows
  • installation, verifying / Verifying the installation
  • compiler, verifying / Verifying the compiler
  / Creating BeagleBoard applications in Eclipse
• codebook / Structure of a voice recognition system
• codeword
  • about / Vector Quantization (VQ) training
• components, BeagleBoard-xM
  • CPU / BeagleBoard-xM
  • memory / BeagleBoard-xM
  • microSD card slot / BeagleBoard-xM
  • USB2.0 On-The-Go (OTG) mini port / BeagleBoard-xM
  • 4-port USB-2.0 hub / BeagleBoard-xM
  • RS232 port / BeagleBoard-xM
  • 10/100 M Ethernet / BeagleBoard-xM
  • Stereo audio output and input / BeagleBoard-xM
  • video interfaces / BeagleBoard-xM
  • Joint Test Action Group (JTAG) connector / BeagleBoard-xM
• cross-compiler
  • about / Target and host PC systems, Windows-based cross-compiler

D

• 2D Ball tracking
  • about / 2D Ball tracking
• decision-making block
  • about / Structure of a voice recognition system
• digital audio signals
  • about / Digital audio signals
• digital camera hardware connection
  • about / Video input: Digital camera hardware connection
• digital I/O
  • used, for interfacing sensors in Simulink / Interfacing sensors via digital I/O in Simulink
• digital signal processing (DSP) systems / Frame-based signal processing in Simulink
• digital video-based motion detector
  • video input / Video input: Digital camera hardware connection
  • video acquisition / Video acquisition: Software driver
  • motion detection algorithm / Motion detection algorithm
  • motion detection algorithm, implementing in Simulink / Implementation algorithm in Simulink
  • parameter optimization / Parameter optimization
• driver / IR sensor hardware
• Dynamic Time Warping (DTW)
  • about / Vector Quantization (VQ) training

E

• Eclipse IDE
  • installing, on Windows 7 / Installing Eclipse IDE on Windows 7
  • GNU ARM Eclipse plugin, installing / Installing the GNU ARM Eclipse plugin
  • Remote System Explorer (RSE), installing / Installing Remote System Explorer (RSE)
  • BeagleBoard, connecting to RSE / Connecting to a BeagleBoard in RSE
  / Creating BeagleBoard applications in Eclipse
• Eclipse project
  • creating, for BeagleBoard applications / Creating an Eclipse project for BeagleBoard applications
• executable
  • running, at BeagleBoard / Running the executable at the BeagleBoard

F

• feature extraction
  • about / Feature extraction
• FFT
  • about / Feature extraction
• frame-based signal processing, in Simulink
  • about / Frame-based signal processing in Simulink
  • benefits / Frame-based signal processing in Simulink
• frame-blocking
  • about / Feature extraction

G

• gesture-controlled device
  • about / Gesture-controlled devices
• GNU ARM Eclipse plugin
  • installing / Installing the GNU ARM Eclipse plugin
• GPIO Write / Configuration of the voice recognition system
• graphic user interfaces (GUIs) / Tuning model parameters through GUIs

H

• Hamming window
  • about / Feature extraction
• hardware setup, BeagleBoard
  • compulsory hardware / Compulsory hardware
  • hardware, for rapid prototyping / Required hardware for rapid prototyping in this book
  • components, connecting / Connecting our components
• Hello World! program
  • building / Build your first Hello World! program
  • creating, in Eclipse / Creating your first project in Eclipse
  • cross-compiler, configuring / Configuring the cross-compiler and the C/C++ build
  • C/C++ Build, configuring / Configuring the cross-compiler and the C/C++ build
  • compiling / Compiling our application
  • program files, transferring to Beagleboard / Transferring program files to a BeagleBoard
  • running, at Beagleboard / Running programs on the BeagleBoard
  • remote debugging, with Eclipse / Running and debugging remotely with Eclipse
  • running, with Eclipse / Running and debugging remotely with Eclipse
  • remote debugging / Running and debugging remotely with Eclipse
• Hidden Markov Modeling (HMM)
  • about / Vector Quantization (VQ) training

I

• IR motion detector
  • expanding / Expanding the IR motion detector to include verbal alarms
  • voice-controlled light switch / Voice-controlled light switch
  • Voice biometric authentication systems / Voice biometric authentication systems
  • 2D Ball tracking / 2D Ball tracking
  • gesture-controlled device / Gesture-controlled devices
• IR sensor hardware / IR sensor hardware
  • connecting, to BeagleBoard / IR sensor hardware
  • ZMotion / IR sensor hardware
  • analog interface / IR sensor hardware
  • serial communication interface / IR sensor hardware

L

• Linde-Buzo-Gray (LBG) algorithm
  • about / Vector Quantization (VQ) training

M

• m-language
  • about / MATLAB and m-language
• MathWorks
  • URL / Why we use MATLAB/Simulink for rapid prototyping
• MathWorks® / BeagleBoard for rapid prototyping
• MATLAB
  • about / What are MATLAB and Simulink
  • features / Why we use MATLAB/Simulink for rapid prototyping
  • rapid prototyping advantages / Why we use MATLAB/Simulink for rapid prototyping
  • installing / Installing MATLAB
  • built-in BeagleBoard support package, installing / Installing the built-in BeagleBoard support package
  • audio, handling / Handling audio in MATLAB/Simulink
• MATLAB-based algorithm integration
  • about / MATLAB-based algorithm integration
  • performing / MATLAB-based algorithm integration
• MATLAB code generation
  • about / MATLAB code generation
  • m-language / MATLAB and m-language
  • code generation workflow / Code generation workflow in MATLAB
• MATLAB Coder
  • about / Code generation workflow in MATLAB
  • compiler, selecting for / Selecting a compiler for MATLAB Coder
  • used, for C/C++ code generation / C/C++ code generation with MATLAB Coder
• Mel-frequency wrapping
  • about / Feature extraction
• melfspectrum() function
  • about / Feature extraction
• Mel scale
  • about / Feature extraction
• MFCC
  • about / Feature extraction
• MFCC feature extraction
  • about / Feature extraction
  • frame-blocking / Feature extraction
  • window weighting / Feature extraction
  • FFT / Feature extraction
  • power spectrum / Feature extraction
  • Mel scale spectrum / Feature extraction
  • Mel-frequency wrapping / Feature extraction
• micro SD card
  • creating, Win32DiskImager used / Using Win32 Disk Imager to create multiple microSD cards
• motion detection algorithm
  • about / Motion detection algorithm
• motion detection algorithm implementation, in Simulink
  • Grayscale image / Grayscale image
  • image enhancement / Image enhancement
  • motion detection / Detection of the moving area
• moving average filter / Other things to try
• myVocRcg() / Recognition session

N

• native complier
  • about / Target and host PC systems
• Normalize block
  • about / Voice acquisition and segmentation

O

• off-the-shelf expansion / BeagleBoard-xM

P

• pattern analysis
  • about / Structure of a voice recognition system
• pattern matching
  • about / Structure of a voice recognition system
• performance optimization
  • by parameter tuning / Performance optimization by parameter tuning
• performance optimization, voice recognition application
  • by parameter tuning / Performance optimization by parameter tuning
• predictive coding (LPC)
  • about / Feature extraction
• PuTTY
  • installing, at Windows PC / Installing PuTTY on a Windows PC

R

• rapid prototyping
  • MATLAB/Simulink, using for / Why we use MATLAB/Simulink for rapid prototyping
• rapid prototyping approach
  • about / BeagleBoard for rapid prototyping
  • work flow / BeagleBoard for rapid prototyping
• recognition session, voice recognition system
  • about / Structure of a voice recognition system, Recognition session
  • inputs / Recognition session
  • outputs / Recognition session
  • implementation / Recognition session
• Remote System Explorer (RSE)
  • about / Installing Remote System Explorer (RSE)
  • installing / Installing Remote System Explorer (RSE)
  • BeagleBoard, connecting to / Connecting to a BeagleBoard in RSE
  / Running the executable at the BeagleBoard
• RS-232-USB adapter cable
  • connecting to / Finding the COM port for a RS232-USB adapter cable

S

• S-Function Builder block
  • about / Building the Simulink model
  • adding, to model / Writing a Simulink device driver block for a BeagleBoard
• sensor / IR sensor hardware
• sensors
  • interfacing, via digital I/O in Simulink / Interfacing sensors via digital I/O in Simulink
  • interfacing, via serial port in C / Interfacing sensors via a serial port in C
• serial communication interface, IR sensor
  • about / IR sensor hardware
• Serial Interface Mode / Interfacing sensors via a serial port in C
• serial port
  • used, for interfacing sensors in C / Interfacing sensors via a serial port in C
• serial_port_close() function / Interfacing sensors via a serial port in C
• serial_port_open() function / Interfacing sensors via a serial port in C
• serial_port_read() function / Interfacing sensors via a serial port in C
• serial_port_write() function / Interfacing sensors via a serial port in C
• Simple Moving Average (SMA) filter / Other things to try
• Simulink
  • about / What are MATLAB and Simulink
  • features / Why we use MATLAB/Simulink for rapid prototyping
  • rapid prototyping advantages / Why we use MATLAB/Simulink for rapid prototyping
  • elements / Simulink code generation
  • function blocks / Simulink code generation
  • signal lines / Simulink code generation
  • audio, handling / Handling audio in MATLAB/Simulink
  • frame-based signal processing / Frame-based signal processing in Simulink
• Simulink code generation
  • about / Simulink code generation
• Simulink Device Driver Block
  • writing, for BeagleBoard / Writing a Simulink device driver block for a BeagleBoard
• Simulink model
  • building / Building the Simulink model
  • configuring / Configuring the model to run on a BeagleBoard
  • music player, running on BeagleBoard / Running the music player on the BeagleBoard
  • music, playing without Simulink / Playing music without Simulink
  • model parameters, tuning on fly / Tuning model parameters on the fly
  • model parameters, tuning through GUIs / Tuning model parameters through GUIs
• Simulink model, of music player
  • about / A Simulink model of a music player
• SMA algorithm
  • about / Other things to try
• software driver
  • about / Video acquisition: Software driver
• software installation, on Windows 7 PC
  • performing / Installing software and tools on a Windows 7 PC
  • target system / Target and host PC systems
  • host PC system / Target and host PC systems
  • COM port, finding for RS-232-USB adapter cable / Finding the COM port for a RS232-USB adapter cable
  • host PC IP address, configuring / Configuring the IP address of the host PC
• statistical background estimation
  • about / Motion detection algorithm
• structure, voice recognition system
  • about / Structure of a voice recognition system
  • function blocks / Structure of a voice recognition system

T

• targetupdater
  • about / Installing Ubuntu for BeagleBoard on a Windows 7 PC
• thyristor
  • about / Voice-controlled light switch
• toolchain
  • about / Windows-based cross-compiler
• training session, voice recognition system
  • about / Training session
  • voice acquisition / Voice acquisition and segmentation
  • VQ training / Vector Quantization (VQ) training

U

• Ubuntu
  • installing, at Windows 7 PC / Installing Ubuntu for BeagleBoard on a Windows 7 PC

V

• Video for Linux 2 (V4L2) API driver
  • about / Video acquisition: Software driver
• voice-controlled light switch
  • about / Voice-controlled light switch
• voice biometric authentication systems
  • about / Voice biometric authentication systems
• voice recognition application
  • running / Running the voice recognition application
  • performance optimization, by parameter tuning / Performance optimization by parameter tuning
• voice recognition system
  • configuring / Configuration of the voice recognition system
  • structure / Structure of a voice recognition system
  • workflow / Structure of a voice recognition system
  • feature extraction / Structure of a voice recognition system
  • pattern analysis / Structure of a voice recognition system
  • pattern matching / Structure of a voice recognition system
  • decision-making block / Structure of a voice recognition system
  • training session / Training session
  • recognition session / Recognition session
• voice recognition task
  • about / Defining the voice recognition task
  • defining / Defining the voice recognition task
• VQ training
  • about / Vector Quantization (VQ) training

W

• Win32DiskImager
  • used, for creating micro SD cards / Using Win32 Disk Imager to create multiple microSD cards
• Windows-based cross-complier
  • about / Windows-based cross-compiler
• Windows 7
  • Eclipse IDE, installing / Installing Eclipse IDE on Windows 7
• Windows 7 PC
  • software, installing / Installing software and tools on a Windows 7 PC
  • Ubuntu, installing / Installing Ubuntu for BeagleBoard on a Windows 7 PC
• window weighting
  • about / Feature extraction

Z

• ZMotion IR sensor
  • about / IR sensor hardware
  • analog interface / IR sensor hardware
  • serial communication interface / IR sensor hardware
  • connecting, to BeagleBoard / IR sensor hardware, Voltage shifting
  • voltage shifting / Voltage shifting