Chun-Lin Liu
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Chun-Lin Liu – Publications

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Journal Articles

  1. Y.-P. Chen and C.-L. Liu, ‘‘Half-Inverted Array Design Scheme for Large Hole-Free Fourth-Order Difference Co-Arrays,’’ IEEE Trans. on Signal Processing, vol. 71, pp. 3296-3311, 2023.
    (DOI)

  2. C.-L. Liu, ‘‘Optimal Coarray Combinations Robust to Sensor Failures on Sparse Arrays,’’ IEEE Signal Processing Letters, vol. 29, pp. 1784-1788, 2022.
    (DOI)

  3. Y.-P. Chen and C.-L. Liu, ‘‘On the Size and Redundancy of the Fourth-Order Difference Co-Array,’’ IEEE Signal Processing Letters, vol. 28, pp. 2013-2017, 2021, Sept. 2021.
    (DOI)

  4. C.-L. Liu and S.-C. Pei, ‘‘Closed-Form Output Response of Discrete-Time Linear Time-Invariant Systems Using Intermediate Auxiliary Functions [Lecture Notes],’’ IEEE Signal Processing Magazine, vol. 37, no. 5, pp. 140-145, Sept. 2020.
    (DOI)

  5. C.-L. Liu and P. P. Vaidyanathan, ‘‘Novel Algorithms for Analyzing the Robustness of Difference Coarrays to Sensor Failures,’’ Signal Processing, vol. 171, pp. 107517, 2020.
    (DOI) (Accepted version)

  6. C.-L. Liu and P. P. Vaidyanathan, ‘‘Robustness of Difference Coarrays of Sparse Arrays to Sensor Failures – Part I: A Theory Motivated by Coarray MUSIC,’’ IEEE Trans. on Signal Processing, vol. 67, no. 12, pp. 3213-3226, June 2019.
    (DOI) (Accepted version)

  7. C.-L. Liu and P. P. Vaidyanathan, ‘‘Robustness of Difference Coarrays of Sparse Arrays to Sensor Failures – Part II: Array Geometries,’’ IEEE Trans. on Signal Processing, vol. 67, no. 12, pp. 3227-3242, June 2019.
    (DOI) (Accepted version)

  8. C.-L. Liu and P. P. Vaidyanathan, ‘‘Correlation Subspaces: Generalizations and Connection to Difference Coarrays,’’ IEEE Trans. on Signal Processing, vol. 65, no. 19, pp. 5006-5020, Oct. 2017.
    (DOI) (Full text)

  9. C.-L. Liu and P. P. Vaidyanathan, ‘‘Hourglass Arrays, and Other Novel 2-D Sparse Arrays with Reduced Mutual Coupling,’’ IEEE Trans. on Signal Processing, vol. 65, no. 13, pp. 3369-3383, July 2017.
    (DOI) (Full text) (Project page)

  10. C.-L. Liu and P. P. Vaidyanathan, ‘‘Cramér-Rao Bounds for Coprime and Other Sparse Arrays, which Find More Sources than Sensors,’’ Digital Signal Processing, vol. 61, pp. 43-61, Feb. 2017, Special Issue on Coprime Sampling and Arrays.
    (DOI) (Full text) (Project page)

  11. C.-L. Liu and P. P. Vaidyanathan, ‘‘Super Nested Arrays: Linear Sparse Arrays with Reduced Mutual Coupling – Part I: Fundamentals,’’ IEEE Trans. on Signal Processing, vol. 64, no. 15, pp. 3997-4012, Aug. 2016.
    (DOI) (Full text) (Project page)

  12. C.-L. Liu and P. P. Vaidyanathan, ‘‘Super Nested Arrays: Linear Sparse Arrays with Reduced Mutual Coupling – Part II: High-Order Extensions,’’ IEEE Trans. on Signal Processing, vol. 64, no. 16, pp. 4203-4217, Aug. 2016.
    (DOI) (Full text) (Project page)

  13. S.-C. Pei, C.-L. Liu, and Y.-C. Lai, ‘‘Discrete Laguerre Gaussian Transforms and Their Applications,’’ IEEE Trans. on Signal Processing, vol. 64, no. 12, pp. 3156-3166, June 2016.
    (DOI)

  14. C.-L. Liu and P. P. Vaidyanathan, ‘‘Remarks on the Spatial Smoothing Step in Coarray MUSIC,’’ IEEE Signal Processing Letters, vol. 22, no. 9, pp. 1438-1442, Sep. 2015.
    (DOI) (Project page)

  15. S.-C. Pei and C.-L. Liu, ‘‘Differential Commuting Operator and Closed-form Eigenfunctions for Linear Canonical Transforms,’’ Journal of the Optical Society of America A (JOSA A), vol. 30, issue 10, pp. 2096-2110, Oct. 2013.
    (DOI)

  16. S.-C. Pei and C.-L. Liu, ‘‘Discrete Spherical Harmonic Oscillator Transforms on the Cartesian Grids Using Transformation Coefficients,’’ IEEE Trans. on Signal Processing, vol. 61, no. 5, pp. 1149-1164, Mar. 2013.
    (DOI)
    This paper was on the front cover of IEEE TSP.

  17. J.-J. Ding, S.-C. Pei, and C.-L. Liu, ‘‘Improved Implementation Algorithms of the Two-dimensional Non-separable Linear Canonical Transform,’’ Journal of the Optical Society of America A (JOSA A), vol. 29, issue 8, pp. 1615-1624, Aug. 2012.
    (DOI)

Conference Proceedings

  1. C.-L. Liu, ‘‘Sparse Array Source Enumeration via Coarray Subspace Optimization,’’ in Proc. of the 2022 IEEE International Conference on Acoustics Speech and Signal Processing (ICASSP 2022), pp. 5043-5047, 2022.
    (DOI)

  2. Y.-P. Chen and C.-L. Liu, ‘‘Half Inverted Nested Arrays with Large Hole-Free Fourth-Order Difference Co-Arrays,’’ in Proc. of the 2022 IEEE International Conference on Acoustics Speech and Signal Processing (ICASSP 2022), pp. 5058-5062, 2022.
    (Best Student Papers Award)
    (DOI)

  3. C.-L. Liu and Z.-M. Lin, ‘‘One-Bit Autocorrelation Estimation With Non-Zero Thresholds,’’ in Proc. of the 2021 IEEE International Conference on Acoustics Speech and Signal Processing (ICASSP 2021), pp. 4520-4524, Toronto, ON, Canada, June 2021.
    (DOI)

  4. P.-C. Huang and C.-L. Liu, ‘‘Coarray-Based Pattern Synthesis for Minimum Hole Arrays,’’ in 2020 International Symposium on Antennas and Propagation (ISAP), pp. 443-444, Osaka, Japan, Jan. 2021.
    (DOI)

  5. C.-L. Liu, ‘‘A General Framework for the Robustness of Structured Difference Coarrays to Element Failures,’’ in Proc. of the Eleventh IEEE Sensor Array and Multichannel Signal Processing Workshop (SAM 2020), pp. 1-5, Hangzhou, China, June 2020.
    (DOI) (Accepted Version) (Slides)

  6. C.-L. Liu and P. P. Vaidyanathan, ‘‘One-Bit Normalized Scatter Matrix Estimation for Complex Elliptically Symmetric Distributions,’’ in Proc. of the 2020 IEEE International Conference on Acoustics Speech and Signal Processing (ICASSP 2020), pp. 9130-9134, Barcelona, Spain, May 2020.
    (DOI) (Accepted version) (Slides)

  7. C.-L. Liu and P. P. Vaidyanathan, ‘‘Composite Singer Arrays With Hole-free Coarrays And Enhanced Robustness,’’ in Proc. of the 2019 IEEE International Conference on Acoustics Speech and Signal Processing (ICASSP 2019), pp. 4120-4124, Brighton, United Kingdom, May 2019.
    (DOI) (Accepted version) (Slides)

  8. C.-L. Liu and P. P. Vaidyanathan, ‘‘Optimizing Minimum Redundancy Arrays for Robustness,’’ in Proc. of the 52th Asilomar Conference on Signals, Systems, and Computers, pp. 79-83, Pacific Grove, CA, Oct. 2018.
    (DOI) (Slides)

  9. C.-L. Liu and P. P. Vaidyanathan, ‘‘Comparison of Sparse Arrays From Viewpoint of Coarray Stability and Robustness,’’ in Proc. of the Tenth IEEE Sensor Array and Multichannel Signal Processing Workshop (SAM 2018), pp. 36-40, Sheffield, United Kingdom, July 2018.
    (DOI) (Slides)

  10. C.-L. Liu and P. P. Vaidyanathan, ‘‘Robustness of Coarrays of Sparse Arrays to Sensor Failures,’’ in Proc. of the 2018 IEEE International Conference on Acoustics Speech and Signal Processing (ICASSP 2018), pp. 3231-3235, Calgary, Alberta, Canada, Apr. 2018.
    (Best Student Paper Award)
    (DOI) (Accepted version) (Slides)

  11. C.-L. Liu and P. P. Vaidyanathan, ‘‘Maximally Economic Sparse Arrays and Cantor Arrays,’’ in Proc. of the Seventh IEEE workshop on Computational Advances in Multi-Sensor Adaptive Processing (CAMSAP 2017), Curaçao, Dutch Antilles, Dec. 2017.
    (DOI) (Poster)

  12. C.-L. Liu and P. P. Vaidyanathan, ‘‘The Role of Difference Coarrays in Correlation Subspaces,’’ in Proc. of the 51th Asilomar Conference on Signals, Systems, and Computers, pp. 1173-1177, Pacific Grove, CA, Oct. 2017.
    (DOI) (Poster)

  13. C.-L. Liu and P. P. Vaidyanathan, ‘‘One-Bit Sparse Array DOA Estimation,’’ in Proc. of the 2017 IEEE International Conference on Acoustics Speech and Signal Processing (ICASSP 2017), pp. 3126-3130, New Orleans, USA, Mar. 2017.
    (DOI) (Accepted version) (Slides)

  14. C.-L. Liu and P. P. Vaidyanathan, ‘‘Two-Dimensional Sparse Arrays with Hole-Free Coarray and Reduced Mutual Coupling,’’ in Proc. of the 50th Asilomar Conference on Signals, Systems, and Computers, pp. 1508-1512, Pacific Grove, CA, Nov. 2016.
    (The First Prize in Best Student Paper Award)
    (DOI) (Poster) (Slides) (Project page)

  15. C.-L. Liu and P. P. Vaidyanathan, ‘‘New Cramér-Rao Bound Expressions for Coprime and Other Sparse Arrays,’’ in Proc. of the Ninth IEEE Sensor Array and Multichannel Signal Processing Workshop (SAM 2016), pp. 1-5, Rio de Janeiro, Brazil, July 2016.
    (DOI) (Slides) (Project page)

  16. C.-L. Liu and P. P. Vaidyanathan, ‘‘High Order Super Nested Arrays,’’ in Proc. of the Ninth IEEE Sensor Array and Multichannel Signal Processing Workshop (SAM 2016), pp. 1-5, Rio de Janeiro, Brazil, July 2016.
    (Best Student Paper Award)
    (DOI) (Slides) (Project page)

  17. C.-L. Liu, P. P. Vaidyanathan and P. Pal, ‘‘Coprime Coarray Interpolation for DOA Estimation via Nuclear Norm Minimization,’’ in Proc. of the 2016 IEEE International Symposium on Circuits and Systems (ISCAS 2016), pp. 2639-2642, Montreal, Canada, May 2016.
    (DOI) (Slides) (Project page)

  18. C.-L. Liu and P. P. Vaidyanathan, ‘‘Super Nested Arrays: Sparse Arrays with Less Mutual Coupling than Nested Arrays,’’ in Proc. of the 2016 IEEE International Conference on Acoustics Speech and Signal Processing (ICASSP 2016), pp. 2976-2980, Shanghai, China, Mar. 2016.
    (Best Student Paper Award)
    (DOI) (Accepted version) (Slides) (Project page)

  19. C.-L. Liu and P. P. Vaidyanathan, ‘‘Tensor MUSIC in Multidimensional Sparse Arrays,’’ in Proc. of the 49th Asilomar Conference on Signals, Systems, and Computers, pp. 1783-1787, Pacific Grove, CA, Nov. 2015.
    (DOI) (Slides)

  20. C.-L. Liu and P. P. Vaidyanathan, ‘‘Coprime Arrays and Samplers for Space-Time Adaptive Processing,’’ in Proc. of the 2015 IEEE International Conference on Acoustics Speech and Signal Processing (ICASSP 2015), pp. 2364-2368, Brisbane, Australia, Apr. 2015.
    (DOI) (Accepted version) (Slides)

  21. C.-L. Liu and P. P. Vaidyanathan, ‘‘Coprime DFT Filter Bank Design: Theoretical Bounds and Guarantees,’’ in Proc. of the 2015 IEEE International Conference on Acoustics Speech and Signal Processing (ICASSP 2015), pp. 3861-3865, Brisbane, Australia, Apr. 2015.
    (DOI) (Accepted version) (Poster)

  22. C.-L. Liu and P. P. Vaidyanathan, ‘‘Design of Coprime DFT Arrays and Filter Banks,’’ in Proc. of the 48th Asilomar Conference on Signals, Systems, and Computers, pp. 455-459, Pacific Grove, CA, Nov. 2014.
    (DOI) (Poster)

  23. S.-C. Pei and C.-L. Liu, ‘‘3D Rotation Estimation Using Discrete Spherical Harmonic Oscillator Transforms,’’ in Proc. of the 2014 IEEE International Conference on Acoustics Speech and Signal Processing (ICASSP 2014), pp. 774-778, Florence, Italy, May 2014.
    (DOI) (Slides)

  24. S.-C. Pei and C.-L. Liu, ‘‘A General Form of 2D Fourier Transform Eigenfunctions,’’ in Proc. of the 2012 IEEE International Conference on Acoustics Speech and Signal Processing (ICASSP 2012), pp. 3701-3704, Kyoto, Japan, Mar. 2012.
    (DOI) (Poster)

  25. S.-C. Pei, C.-L. Liu, and Y.-C. Lai, ‘‘The Generalized Fractional Fourier Transform,’’ in Proc. of the 2012 IEEE International Conference on Acoustics Speech and Signal Processing (ICASSP 2012), pp. 3705-3708, Kyoto, Japan, Mar. 2012.
    (DOI) (Poster)