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ORCIDWalter Welkowitz
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1990 – 1999
- 1994
[j11]Metin Akay, Yasemin M. Akay, Walter Welkowitz, Shlomo Lewkowicz:
Investigating the effects of vasodilator drugs on the turbulent sound caused by femoral artery stenosis using short-term Fourier and wavelet transform methods. IEEE Trans. Biomed. Eng. 41(10): 921-928 (1994)- 1993
- [j10]Vasant Padmanabhan, John L. Semmlow, Walter Welkowitz:
Accelerometer type cardiac transducer for detection of low-level heart sounds. IEEE Trans. Biomed. Eng. 40(1): 21-28 (1993) - [j9]Yasemin M. Akay, Metin Akay, Walter Welkowitz, John L. Semmlow, John B. Kostis:
Noninvasive acoustical detection of coronary artery disease: a comparative study of signal processing methods. IEEE Trans. Biomed. Eng. 40(6): 571-578 (1993) - 1992
- [j8]Metin Akay, Yasemin M. Akay, Walter Welkowitz, John L. Semmlow, John B. Kostis:
Application of adaptive filters to noninvasive acoustical detection of coronary occlusions before and after angioplasty. IEEE Trans. Biomed. Eng. 39(2): 176-184 (1992) - 1991
- [j7]Walter Welkowitz, Qing Cui, Yun Qi, John B. Kostis:
Noninvasive estimation of cardiac output. IEEE Trans. Biomed. Eng. 38(11): 1100-1105 (1991) - 1990
- [j6]Gary M. Drzewiecki, James J. Pilla, Walter Welkowitz:
Design and control of the atrio-aortic left ventricular assist device based on O/sub 2/ consumption. IEEE Trans. Biomed. Eng. 37(2): 128-137 (1990) - [j5]John A. Zelano, John K.-J. Li, Walter Welkowitz:
A closed-loop control scheme for intraaortic balloon pumping. IEEE Trans. Biomed. Eng. 37(2): 182-192 (1990) - [j4]Metin Akay, John L. Semmlow, Walter Welkowitz, Michele D. Bauer, John B. Kostis:
Detection of coronary occlusions using autoregressive modeling of diastolic heart sounds. IEEE Trans. Biomed. Eng. 37(4): 366-373 (1990) - [j3]Jin-Zhao Wang, Bing Tie, Walter Welkowitz, John L. Semmlow, John B. Kostis:
Modeling sound generation in stenosed coronary arteries. IEEE Trans. Biomed. Eng. 37(11): 1087-1094 (1990) - [j2]Metin Akay, John L. Semmlow, Walter Welkowitz, Michele D. Bauer, John B. Kostis:
Noninvasive detection of coronary stenoses before and after angioplasty using eigenvector methods. IEEE Trans. Biomed. Eng. 37(11): 1095-1104 (1990)
1980 – 1989
- 1988
- [j1]Walter Welkowitz, John K.-J. Li:
Control aspects of intraaortic balloon pumping: an overview. Proc. IEEE 76(9): 1210-1217 (1988)
1950 – 1959
- 1954
- [b1]Walter Welkowitz:
Effects of High Intensity Sound on Electrical Conduction in Muscle. University of Illinois Urbana-Champaign, USA, 1954
Coauthor Index
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