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Francisco André Corrêa Alegria
Francisco André Corrêa Alegria
Professor of Electrotechnical and Computer Engineering, Instituto Superior Técnico, Technical
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Automatic calibration of analog and digital measuring instruments using computer vision
EC Alegria, AC Serra
IEEE transactions on instrumentation and measurement 49 (1), 94-99, 2000
1782000
Cross-correlation and sine-fitting techniques for high-resolution ultrasonic ranging
R Queiros, FC Alegria, PS Girao, ACC Serra
IEEE Transactions on Instrumentation and Measurement 59 (12), 3227-3236, 2010
1302010
Bias of amplitude estimation using three-parameter sine fitting in the presence of additive noise
FC Alegria
Measurement 42 (5), 748-756, 2009
722009
Using the skin effect to estimate cracks depths in mettalic structures
HMG Ramos, O Postolache, FC Alegria, AL Ribeiro
2009 IEEE instrumentation and measurement technology conference, 1361-1366, 2009
682009
Performance analysis of an ADC histogram test using small triangular waves
F Alegria, P Arpaia, AM da Cruz Serra, P Daponte
IEEE Transactions on Instrumentation and Measurement 51 (4), 723-729, 2002
602002
Computer vision applied to the automatic calibration of measuring instruments
FC Alegria, AC Serra
Measurement 28 (3), 185-195, 2000
592000
An ADC histogram test based on small-amplitude waves
FC Alegria, P Arpaia, P Daponte, AC Serra
Measurement 31 (4), 271-279, 2002
562002
Liftoff correction based on the spatial spectral behavior of eddy-current images
AL Ribeiro, F Alegria, OA Postolache, HMG Ramos
IEEE Transactions on Instrumentation and Measurement 59 (5), 1362-1367, 2010
422010
ADC histogram test by triangular small-waves
F Alegria, P Arpaia, AM da Cruz Serra, P Daponte
IMTC 2001. Proceedings of the 18th IEEE Instrumentation and Measurement …, 2001
402001
Performance of data acquisition systems from the user's point of view
F Alegria, P Girão, V Haasz, A Serra
IEEE Transactions on Instrumentation and Measurement 53 (4), 907-914, 2004
342004
3D-resistivity imaging and distribution of water soluble salts in Portuguese Renaissance stone bas-reliefs
E Martinho, F Alegria, A Dionisio, C Grangeia, F Almeida
Engineering Geology 141, 33-44, 2012
332012
Uncertainty in the ADC transition voltages determined with the histogram method
FC Alegria, AC Serra
Proceedings of the 6th Workshop on ADC Modeling and Testing, Lisbon …, 2001
332001
Gaussian jitter-induced bias of sine wave amplitude estimation using three-parameter sine fitting
FC Alegria, AC Serra
IEEE Transactions on Instrumentation and Measurement 59 (9), 2328-2333, 2010
322010
IEEE 1057 jitter test of waveform recorders
S Shariat-Panahi, FAC Alegria, A Mànuel, AM da Cruz Serra
IEEE Transactions on Instrumentation and Measurement 58 (7), 2234-2244, 2009
322009
Uncertainty of the estimates of sine wave fitting of digital data in the presence of additive noise
FC Alegria, AC Serra
2006 IEEE Instrumentation and Measurement Technology Conference Proceedings …, 2006
322006
Effective ADC linearity testing using sinewaves
FAC Alegria, A Moschitta, P Carbone, AM da Cruz Serra, D Petri
IEEE Transactions on Circuits and Systems I: Regular Papers 52 (7), 1267-1275, 2005
322005
Fast ADC testing by repetitive histogram analysis
AC Serra, F Alegria, L Michaeli, P Michalko, J Saliga
2006 IEEE Instrumentation and Measurement Technology Conference Proceedings …, 2006
312006
Uncertainty of ADC random noise estimates obtained with the IEEE 1057 standard test
FAC Alegria, AM da Cruz Serra
IEEE transactions on instrumentation and measurement 54 (1), 110-116, 2005
312005
Three-dimensional flow structure at fixed 70 open-channel confluence with bed discordance
OB Canelas, RML Ferreira, S Guillén-Ludeña, FC Alegria, AH Cardoso
Journal of Hydraulic Research, 2019
302019
Standard histogram test precision of ADC gain and offset error estimation
FC Alegria, AC Serra
IEEE Transactions on Instrumentation and Measurement 56 (5), 1527-1531, 2007
302007
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