Flaw detection in layered media based on parametric modeling of overlapping ultrasonic echoes

Proceedings - IEEE Ultrasonics Symposium

Volumn 1, Issue , 2006, Pages 136-139

  Hägglund, Fredrik ^a   Martinsson, Jesper ^a   Carlson, Johan E ^a  

^a LULEÅ UNIVERSITY OF TECHNOLOGY   (Sweden)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC INTENSITY; ALARM SYSTEMS; CRYSTALLOGRAPHY; MAXIMUM LIKELIHOOD ESTIMATION; MODEL STRUCTURES; NUMERICAL ANALYSIS; PROBABILITY; REFLECTION; SIGNAL PROCESSING; SIGNAL TO NOISE RATIO; ULTRASONIC TESTING; ULTRASONICS; ULTRASONIC APPLICATIONS;

FLAW DETECTIONS; GENERALIZED-LIKELIHOOD RATIO TEST (GLRT); INDIVIDUAL (PSS 544-7); INTERNATIONAL (CO); LAYERED MEDIUM; MAXIMUM LIKELIHOOD (ML) ESTIMATORS; MODEL PARAMETERS; MULTI LAYERED STRUCTURES; MULTIPLE REFLECTIONS; PARAMETRIC MODELING; PROBABILITY OF DETECTION (POD); PROBABILITY OF FALSE ALARM; SIGNAL TO NOISE RATIO (SNR); THIN LAYERING; THREE-LAYER STRUCTURES; ULTRASONIC ECHOES; ULTRASONIC SIGNALS;

ULTRASONIC APPLICATIONS; SIGNAL DETECTION;

BONDING LAYERS; FLAW DETECTION; GENERALIZED LIKELIHOOD-RATIO TESTS; LAYERED MEDIA; MAXIMUM LIKELIHOOD ESTIMATOR; MODEL PARAMETERS; MULTI-LAYERED STRUCTURE; MULTIPLE REFLECTIONS; PARAMETRIC MODELING; PARAMETRIC MODELS; PROBABILITY OF DETECTION; PROBABILITY OF FALSE ALARM; THIN LAYERS; THREE-LAYER STRUCTURES; ULTRASONIC SIGNALS;

EID: 47249163344     PISSN: 10510117     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/ULTSYM.2006.47     Document Type: Conference Paper

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