C.P. Mathews

1.7k total citations · 1 hit paper
25 papers, 1.2k citations indexed

About

C.P. Mathews is a scholar working on Signal Processing, Aerospace Engineering and Civil and Structural Engineering. According to data from OpenAlex, C.P. Mathews has authored 25 papers receiving a total of 1.2k indexed citations (citations by other indexed papers that have themselves been cited), including 21 papers in Signal Processing, 12 papers in Aerospace Engineering and 5 papers in Civil and Structural Engineering. Recurrent topics in C.P. Mathews's work include Direction-of-Arrival Estimation Techniques (21 papers), Speech and Audio Processing (18 papers) and Antenna Design and Optimization (12 papers). C.P. Mathews is often cited by papers focused on Direction-of-Arrival Estimation Techniques (21 papers), Speech and Audio Processing (18 papers) and Antenna Design and Optimization (12 papers). C.P. Mathews collaborates with scholars based in United States, Germany and Spain. C.P. Mathews's co-authors include M.D. Zoltowski, Martin Haardt, Josef A. Nossek, S.D. Silverstein, Javier Ramos, Scott Parrott and G.M. Kautz and has published in prestigious journals such as IEEE Transactions on Signal Processing, IEEE Signal Processing Letters and IFAC-PapersOnLine.

In The Last Decade

C.P. Mathews

24 papers receiving 1.2k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Eigenstructure techniques for 2-D angle estimation with uniform circular arrays

1994 449 citations C.P. Mathews, M.D. Zoltowski IEEE Transactions on Signal Processing profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
C.P. Mathews United States	11	1.0k	593	383	213	116	25	1.2k
Byung Ho Kwon United States	4	919 0.9×	427 0.7×	281 0.7×	139 0.7×	63 0.5×	6	1.0k
Boon Poh Ng Singapore	16	488 0.5×	280 0.5×	210 0.5×	160 0.8×	43 0.4×	56	711
Xiaohuan Wu China	15	692 0.7×	284 0.5×	357 0.9×	158 0.7×	102 0.9×	52	884
A. Manikas United Kingdom	19	701 0.7×	600 1.0×	334 0.9×	105 0.5×	53 0.5×	105	986
T. Engin Tuncer Türkiye	12	504 0.5×	339 0.6×	384 1.0×	115 0.5×	45 0.4×	87	818
Ye Tian China	16	439 0.4×	242 0.4×	370 1.0×	91 0.4×	47 0.4×	92	759
Xiaochuan Ma China	18	573 0.6×	558 0.9×	177 0.5×	180 0.8×	39 0.3×	82	967
F. Haber United States	12	483 0.5×	335 0.6×	504 1.3×	71 0.3×	41 0.4×	37	936
Y. Rockah Israel	4	379 0.4×	236 0.4×	212 0.6×	53 0.2×	84 0.7×	10	521
M. Zatman United States	12	370 0.4×	449 0.8×	78 0.2×	76 0.4×	67 0.6×	43	620

Countries citing papers authored by C.P. Mathews

Since Specialization

Citations

This map shows the geographic impact of C.P. Mathews's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by C.P. Mathews with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites C.P. Mathews more than expected).

Fields of papers citing papers by C.P. Mathews

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by C.P. Mathews. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by C.P. Mathews. The network helps show where C.P. Mathews may publish in the future.

Co-authorship network of co-authors of C.P. Mathews

This figure shows the co-authorship network connecting the top 25 collaborators of C.P. Mathews. A scholar is included among the top collaborators of C.P. Mathews based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with C.P. Mathews. C.P. Mathews is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Mathews, C.P., et al.. (2025). Assessing the effectiveness of Tablet PC-based instruction.

Mathews, C.P., et al.. (2015). Closed-Loop Digital PWM Control using a Popular Power Electronics Platform. IFAC-PapersOnLine. 48(30). 351–356. 1 indexed citations

Mathews, C.P.. (2007). Enhancing UCA-ESPRIT for non-circular sources. Scholarly Commons (University of the Pacific). 1–4. 2 indexed citations

Mathews, C.P., et al.. (2004). The positive influence of cooperative work experience on the capstone design experience of engineering students. Scholarly Commons (University of the Pacific). 2. F4B_12–F4B_15. 2 indexed citations

Zoltowski, M.D., G.M. Kautz, & C.P. Mathews. (2003). Performance analysis of eigenstructure based DOA estimators employing conjugate symmetric beamformers. Scholarly Commons (University of the Pacific). 384–387. 3 indexed citations

Zoltowski, M.D., Martin Haardt, & C.P. Mathews. (2002). Closed-form 3D angle estimation with rectangular arrays via DFT Beamspace ESPRIT. Scholarly Commons (University of the Pacific). 1. 682–687. 3 indexed citations

Haardt, Martin, M.D. Zoltowski, C.P. Mathews, & Josef A. Nossek. (2002). 2D unitary ESPRIT for efficient 2D parameter estimation. 3. 2096–2099. 70 indexed citations

Zoltowski, M.D. & C.P. Mathews. (2002). Closed-form 2D angle estimation with uniform circular array via phase mode excitation and ESPRIT. 169–173. 8 indexed citations

Mathews, C.P.. (2002). Improved closed-form DOA/frequency estimation via ESPRIT using DFT and derivative DFT beamforming. 5. 2916–2919. 2 indexed citations

10.

Ramos, Javier, C.P. Mathews, & M.D. Zoltowski. (1999). FCA-ESPRIT: a closed-form 2-D angle estimation algorithm for filled circular arrays with arbitrary sampling lattices. IEEE Transactions on Signal Processing. 47(1). 213–217. 20 indexed citations

11.

Mathews, C.P.. (1999). Derivative DFT Beamspace ESPRIT: a high performance closed-form 2-D arrival angle estimation algorithm. 2841–2844 vol.5. 1 indexed citations

12.

Zoltowski, M.D., Martin Haardt, & C.P. Mathews. (1996). Closed-form 2-D angle estimation with rectangular arrays in element space or beamspace via unitary ESPRIT. IEEE Transactions on Signal Processing. 44(2). 316–328. 440 indexed citations

13.

Mathews, C.P., Martin Haardt, & M.D. Zoltowski. (1996). Performance analysis of closed-form, ESPRIT based 2-D angle estimator for rectangular arrays. IEEE Signal Processing Letters. 3(4). 124–126. 30 indexed citations

14.

Mathews, C.P. & M.D. Zoltowski. (1994). Performance analysis of the UCA-ESPRIT algorithm for circular ring arrays. IEEE Transactions on Signal Processing. 42(9). 2535–2539. 33 indexed citations

15.

Zoltowski, M.D. & C.P. Mathews. (1994). Real-time frequency and 2-D angle estimation with sub-Nyquist spatio-temporal sampling. IEEE Transactions on Signal Processing. 42(10). 2781–2794. 96 indexed citations

16.

Mathews, C.P. & M.D. Zoltowski. (1994). Eigenstructure techniques for 2-D angle estimation with uniform circular arrays. IEEE Transactions on Signal Processing. 42(9). 2395–2407. 449 indexed citations breakdown →

17.

Mathews, C.P. & M.D. Zoltowski. (1994). Signal Subspace Techniques for Source Localization with Circular Sensor Arrays. Purdue e-Pubs (Purdue University System). 11 indexed citations

18.

Zoltowski, M.D. & C.P. Mathews. (1993). Real-time frequency and 2-D angle estimation with sub-Nyquist spatio-temporal sampling. IEEE International Conference on Acoustics Speech and Signal Processing. 117–120 vol.4. 5 indexed citations

19.

Zoltowski, M.D. & C.P. Mathews. (1992). Direction finding with uniform circular arrays via phase mode excitation and beamspace root-MUSIC. Scholarly Commons (University of the Pacific). 245–248 vol.5. 21 indexed citations

20.

Mathews, C.P. & M.D. Zoltowski. (1992). Direction finding with circular arrays via phase mode excitation and Root-MUSIC. Scholarly Commons (University of the Pacific). 1019–1022 vol.2. 10 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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