Vassil S. Dimitrov

Publication Activity (10 Years)

Years Active: 1992-2024
Publications (10 Years): 26

Top Topics

Synthetic Aperture

Efficient Computation

Cosine Transform

Image And Video Coding

Top Venues

IEEE Trans. Computers

IACR Cryptol. ePrint Arch.

Publications

Vassil S. Dimitrov, Richard Ford, Laurent Imbert, Arjuna Madanayake, Nilan Udayanga, Will Wray
Multiple-base Logarithmic Quantization and Application in Reduced Precision AI Computations. ARITH (2024)
Vidal Attias, Luigi Vigneri, Vassil S. Dimitrov
Rethinking modular multi-exponentiation in real-world applications. J. Cryptogr. Eng. 13 (1) (2023)
Vassil S. Dimitrov, Luigi Vigneri, Vidal Attias
Fast Generation of RSA Keys Using Smooth Integers. IEEE Trans. Computers 71 (7) (2022)
Diego F. G. Coelho, Renato J. Cintra, Fábio M. Bayer, Sunera Kulasekera, Arjuna Madanayake, P. A. C. Martinez, Thiago L. T. da Silveira, R. S. Oliveira, Vassil S. Dimitrov
Low-Complexity Loeffler DCT Approximations for Image and Video Coding. CoRR (2022)
Arjuna Madanayake, Renato J. Cintra, Vassil S. Dimitrov, Leonard T. Bruton
Block-Parallel Systolic-Array Architecture for 2-D NTT-based Fragile Watermark Embedding. CoRR (2022)
Vidal Attias, Luigi Vigneri, Vassil S. Dimitrov
Rethinking Modular Multi-Exponentiation in Real-World Applications. IACR Cryptol. ePrint Arch. 2022 (2022)
Vidal Attias, Luigi Vigneri, Vassil S. Dimitrov
Efficient Verification of the Wesolowski Verifiable Delay Function for Distributed Environments. IACR Cryptol. ePrint Arch. 2022 (2022)
A. Borges Jr., Renato J. Cintra, Diego F. G. Coelho, Vassil S. Dimitrov
Low-complexity Architecture for AR(1) Inference. CoRR (2020)
Vítor de A. Coutinho, Viduneth Ariyarathna, Diego F. G. Coelho, Sravan Kumar Pulipati, Renato J. Cintra, Arjuna Madanayake, Fábio M. Bayer, Vassil S. Dimitrov
A Low-SWaP 16-Beam 2.4 GHz Digital Phased Array Receiver Using DFT Approximation. IEEE Trans. Aerosp. Electron. Syst. 56 (5) (2020)
Diego F. G. Coelho, Sushmabhargavi Nimmalapalli, Vassil S. Dimitrov, Arjuna Madanayake, Renato J. Cintra, Arnaud Tisserand
Computation of 2D 8×8 DCT Based on the Loeffler Factorization Using Algebraic Integer Encoding. IEEE Trans. Computers 67 (12) (2018)
Diego F. G. Coelho, Renato J. Cintra, Vassil S. Dimitrov
Efficient Computation of the 8-point DCT via Summation by Parts. CoRR (2018)
Diego F. G. Coelho, Vassil S. Dimitrov, Logan Rakai
Efficient computation of tridiagonal matrices largest eigenvalue. J. Comput. Appl. Math. 330 (2018)
Jithra Adikari, Vassil S. Dimitrov, Renato J. Cintra
A New Algorithm for Double Scalar Multiplication over Koblitz Curves. CoRR (2018)
Diego F. G. Coelho, Renato J. Cintra, Vassil S. Dimitrov
Efficient Computation of the 8-point DCT via Summation by Parts. J. Signal Process. Syst. 90 (4) (2018)
Diego F. G. Coelho, Renato J. Cintra, Alejandro C. Frery, Vassil S. Dimitrov
Fast Matrix Inversion and Determinant Computation for Polarimetric Synthetic Aperture Radar. CoRR (2018)
Diego F. G. Coelho, Renato J. Cintra, Alejandro César Frery, Vassil S. Dimitrov
Fast matrix inversion and determinant computation for Polarimetric Synthetic Aperture Radar. Comput. Geosci. 119 (2018)
Vassil S. Dimitrov, Viduneth Ariyarathna, Diego F. G. Coelho, Logan Rakai, Arjuna Madanayake, Renato J. Cintra
A Parallel Method for the Computation of Matrix Exponential Based on Truncated Neumann Series. ARITH (2017)
Diego F. G. Coelho, Vassil S. Dimitrov
Fast estimation of tridiagonal matrices largest eigenvalue. CCECE (2017)
Amila Edirisuriya, Arjuna Madanayake, Renato J. Cintra, Vassil S. Dimitrov
A Single-Channel Architecture for Algebraic Integer Based 8×8 2-D DCT Computation. CoRR (2017)
Nilanka T. Rajapaksha, Arjuna Madanayake, Renato J. Cintra, Jithra Adikari, Vassil S. Dimitrov
VLSI Computational Architectures for the Arithmetic Cosine Transform. CoRR (2017)
Diego F. G. Coelho, Renato J. Cintra, Nilanka T. Rajapaksha, Gihan J. Mendis, Arjuna Madanayake, Vassil S. Dimitrov
DFT Computation Using Gauss-Eisenstein Basis: FFT Algorithms and VLSI Architectures. IEEE Trans. Computers 66 (8) (2017)
Vassil S. Dimitrov, Diego F. G. Coelho
On the Computation of Neumann Series. CoRR (2017)
Diego F. G. Coelho, Rangaraj M. Rangayyan, Vassil S. Dimitrov
Detection of neovascularization near the optic disk due to diabetic retinopathy. EUSIPCO (2016)
Diego F. G. Coelho, Renato J. Cintra, Sunera Kulasekera, Arjuna Madanayake, Vassil S. Dimitrov
Error-free computation of 8-point discrete cosine transform based on the Loeffler factorisation and algebraic integers. IET Signal Process. 10 (6) (2016)
Vassil S. Dimitrov, Liisi Kerik, Toomas Krips, Jaak Randmets, Jan Willemson
Alternative Implementations of Secure Real Numbers. IACR Cryptol. ePrint Arch. 2016 (2016)
Vassil S. Dimitrov, Liisi Kerik, Toomas Krips, Jaak Randmets, Jan Willemson
Alternative Implementations of Secure Real Numbers. CCS (2016)
Nilanka T. Rajapaksha, Arjuna Madanayake, Renato J. Cintra, Jithra Adikari, Vassil S. Dimitrov
VLSI Computational Architectures for the Arithmetic Cosine Transform. IEEE Trans. Computers 64 (9) (2015)
Kimmo Järvinen, Vassil S. Dimitrov, Reza Azarderakhsh
A Generalization of Addition Chains and Fast Inversions in Binary Fields. IEEE Trans. Computers 64 (9) (2015)
Sujoy Sinha Roy, Kimmo Järvinen, Frederik Vercauteren, Vassil S. Dimitrov, Ingrid Verbauwhede
Modular Hardware Architecture for Somewhat Homomorphic Function Evaluation. CHES (2015)
Arjuna Madanayake, Renato J. Cintra, Denis Onen, Vassil S. Dimitrov, Nilanka T. Rajapaksha, Leonard T. Bruton, Amila Edirisuriya
A Row-parallel 8×8 2-D DCT Architecture Using Algebraic Integer Based Exact Computation. CoRR (2015)
Sujoy Sinha Roy, Kimmo Järvinen, Frederik Vercauteren, Vassil S. Dimitrov, Ingrid Verbauwhede
Modular Hardware Architecture for Somewhat Homomorphic Function Evaluation. IACR Cryptol. ePrint Arch. 2015 (2015)
Renato J. Cintra, Vassil S. Dimitrov, Hélio M. de Oliveira, Ricardo M. Campello de Souza
Fragile Watermarking Using Finite Field Trigonometrical Transforms. CoRR (2015)
Renato J. Cintra, Vassil S. Dimitrov
The Arithmetic Cosine Transform: Exact and Approximate Algorithms. CoRR (2015)
Shiva Kumar Madishetty, Arjuna Madanayake, Renato J. Cintra, Vassil S. Dimitrov, Dale H. Mugler
Algebraic integer architecture with minimum adder count for the 2-D Daubechies 4-tap filters banks. Multidimens. Syst. Signal Process. 25 (4) (2014)
Reza Azarderakhsh, Kimmo Järvinen, Vassil S. Dimitrov
Fast Inversion in ${\schmi{GF(2^m)}}$ with Normal Basis Using Hybrid-Double Multipliers. IEEE Trans. Computers 63 (4) (2014)
Shiva Kumar Madishetty, Arjuna Madanayake, Renato J. Cintra, Vassil S. Dimitrov
Precise VLSI Architecture for AI Based 1-D/ 2-D Daub-6 Wavelet Filter Banks With Low Adder-Count. IEEE Trans. Circuits Syst. I Regul. Pap. (7) (2014)
Shiva Kumar Madishetty, Arjuna Madanayake, Renato J. Cintra, Vassil S. Dimitrov, Dale H. Mugler
VLSI Architectures for the 4-Tap and 6-Tap 2-D Daubechies Wavelet Filters Using Algebraic Integers. IEEE Trans. Circuits Syst. I Regul. Pap. (6) (2013)
Amila Edirisuriya, Arjuna Madanayake, Renato J. Cintra, Vassil S. Dimitrov, Nilanka T. Rajapaksha
A Single-Channel Architecture for Algebraic Integer-Based 8 × 8 2-D DCT Computation. IEEE Trans. Circuits Syst. Video Technol. 23 (12) (2013)
Nilanka T. Rajapaksha, Amila Edirisuriya, Arjuna Madanayake, Renato J. Cintra, Denis Onen, Ihab Amer, Vassil S. Dimitrov
Asynchronous Realization of Algebraic Integer-Based 2D DCT Using Achronix Speedster SPD60 FPGA. J. Electr. Comput. Eng. 2013 (2013)
Vassil S. Dimitrov, Kimmo Järvinen
Another Look at Inversions over Binary Fields. IEEE Symposium on Computer Arithmetic (2013)
Jarno M. A. Tanskanen, Xiao Zhi Gao, Jing Wang, Ping Guo, Jari A. K. Hyttinen, Vassil S. Dimitrov
Experimental Comparison of Geometric, Arithmetic and Harmonic Means for EEG Event Related Potential Detection. CIS (2012)
Shiva Madishetty, Arjuna Madanayake, Renato J. Cintra, Dale H. Mugler, Vassil S. Dimitrov
Error-free VLSI architecture for the 2-D Daubechies 4-tap filter using algebraic integers. ISCAS (2012)
Arjuna Madanayake, Renato J. Cintra, Denis Onen, Vassil S. Dimitrov, Nilanka T. Rajapaksha, Leonard T. Bruton, Amila Edirisuriya
A Row-Parallel 8 × 8 2-D DCT Architecture Using Algebraic Integer-Based Exact Computation. IEEE Trans. Circuits Syst. Video Technol. 22 (6) (2012)
Jithra Adikari, Vassil S. Dimitrov, Kimmo U. Järvinen
A Fast Hardware Architecture for Integer to \tauNAF Conversion for Koblitz Curves. IEEE Trans. Computers 61 (5) (2012)
Arjuna Madanayake, Renato J. Cintra, Vassil S. Dimitrov, Leonard T. Bruton
Block-Parallel Systolic-Array Architecture for 2-d NTT-Based Fragile Watermark Embedding. Parallel Process. Lett. 22 (3) (2012)
Vassil S. Dimitrov, Kimmo U. Järvinen, Jithra Adikari
Area-Efficient Multipliers Based on Multiple-Radix Representations. IEEE Trans. Computers 60 (2) (2011)
Jithra Adikari, Vassil S. Dimitrov, Laurent Imbert
Hybrid Binary-Ternary Number System for Elliptic Curve Cryptosystems. IEEE Trans. Computers 60 (2) (2011)
Jithra Adikari, Vassil S. Dimitrov, Renato J. Cintra
A new algorithm for double scalar multiplication over Koblitz curves. ISCAS (2011)
Arjuna Madanayake, Renato J. Cintra, Denis Onen, Vassil S. Dimitrov, Leonard T. Bruton
Algebraic integer based 8×8 2-D DCT architecture for digital video processing. ISCAS (2011)
Renato J. Cintra, Vassil S. Dimitrov
The arithmetic cosine transform: exact and approximate algorithms. IEEE Trans. Signal Process. 58 (6) (2010)
Jithra Adikari, Vassil S. Dimitrov, Laurent Imbert
Hybrid Binary-Ternary Joint Form and Its Application in Elliptic Curve Cryptography. IEEE Symposium on Computer Arithmetic (2009)
Renato J. Cintra, Vassil S. Dimitrov, Hélio M. de Oliveira, Ricardo M. Campello de Souza
Fragile watermarking using finite field trigonometrical transforms. Signal Process. Image Commun. 24 (7) (2009)
Vassil S. Dimitrov, Kimmo U. Järvinen, Michael J. Jacobson Jr., W. F. Chan, Zhun Huang
Provably Sublinear Point Multiplication on Koblitz Curves and Its Hardware Implementation. IEEE Trans. Computers 57 (11) (2008)
Ihab Amer, Wael M. Badawy, Vassil S. Dimitrov, Graham A. Jullien
On the refinement of the DCT/IDCT scaling factor sensitivity. ICME (2008)
Jithra Adikari, Vassil S. Dimitrov, Pradeep Kumar Mishra
Fast Multiple Point Multiplication on Elliptic Curves over Prime and Binary Fields using the Double-Base Number System. IACR Cryptol. ePrint Arch. 2008 (2008)
Pradeep Kumar Mishra, Vassil S. Dimitrov
A combinatorial interpretation of double base number system and some consequences. Adv. Math. Commun. 2 (2) (2008)
Jithra Adikari, Vassil S. Dimitrov, Laurent Imbert
Hybrid Binary-Ternary Joint Sparse Form and its Application in Elliptic Curve Cryptography. IACR Cryptol. ePrint Arch. 2008 (2008)
Vassil S. Dimitrov, Laurent Imbert, Pradeep Kumar Mishra
The double-base number system and its application to elliptic curve cryptography. Math. Comput. 77 (262) (2008)
Pradeep Kumar Mishra, Vassil S. Dimitrov
A Graph Theoretic Analysis of Double Base Number Systems. INDOCRYPT (2007)
Pradeep Kumar Mishra, Vassil S. Dimitrov
Efficient Quintuple Formulas for Elliptic Curves and Efficient Scalar Multiplication Using Multibase Number Representation. ISC (2007)
Pradeep Kumar Mishra, Vassil S. Dimitrov
Efficient Quintuple Formulas for Elliptic Curves and Efficient Scalar Multiplication Using Multibase Number Representation. IACR Cryptol. ePrint Arch. 2007 (2007)
Vassil S. Dimitrov, Laurent Imbert, Andrew Zakaluzny
Multiplication by a Constant is Sublinear. IEEE Symposium on Computer Arithmetic (2007)
K. A. Wahid, Vassil S. Dimitrov, Graham A. Jullien
On the Error-Free Realization of a Scaled DCT Algorithm and Its VLSI Implementation. IEEE Trans. Circuits Syst. II Express Briefs (8) (2007)
Vassil S. Dimitrov, Kimmo U. Järvinen, Michael J. Jacobson Jr., W. F. Chan, Zhun Huang
Provably Sublinear Point Multiplication on Koblitz Curves and its Hardware Implementation. IACR Cryptol. ePrint Arch. 2006 (2006)
Vassil S. Dimitrov, Kimmo U. Järvinen, Michael J. Jacobson Jr., W. F. Chan, Zhun Huang
FPGA Implementation of Point Multiplication on Koblitz Curves Using Kleinian Integers. CHES (2006)
Roberto Maria Avanzi, Vassil S. Dimitrov, Christophe Doche, Francesco Sica
Extending Scalar Multiplication Using Double Bases. ASIACRYPT (2006)
Khan Wahid, Vassil S. Dimitrov, Graham A. Jullien
New Encoding of 8×8 DCT to make H.264 Lossless. APCCAS (2006)
Mehboob Alam, Wael M. Badawy, Vassil S. Dimitrov, Graham A. Jullien
An Efficient Architecture for a Lifted 2D Biorthogonal DWT. J. VLSI Signal Process. 40 (3) (2005)
Khan Wahid, Vassil S. Dimitrov, Graham A. Jullien
Error-Free Computation of 8x8 2-D DCT and IDCT Using Two-Dimensional Algebraic Integer Quantization. IEEE Symposium on Computer Arithmetic (2005)
Roberto Muscedere, Vassil S. Dimitrov, Graham A. Jullien, William C. Miller
A Low-Power Two-Digit Multi-dimensional Logarithmic Number System Filterbank Architecture for a Digital Hearing Aid. EURASIP J. Adv. Signal Process. 2005 (18) (2005)
Vassil S. Dimitrov, Laurent Imbert, Pradeep Kumar Mishra
Efficient and Secure Elliptic Curve Point Multiplication Using Double-Base Chains. ASIACRYPT (2005)
Y. Ibrahim, William C. Miller, Graham A. Jullien, Vassil S. Dimitrov
DBNS addition using cellular neural networks. ISCAS (4) (2005)
Vassil S. Dimitrov, Laurent Imbert, P. K. Mishra
Fast Elliptic Curve Point Multiplication using Double-Base Chains. IACR Cryptol. ePrint Arch. 2005 (2005)
Roberto Muscedere, Vassil S. Dimitrov, Graham A. Jullien, William C. Miller
Efficient Techniques for Binary-to-Multidigit Multidimensional Logarithmic Number System Conversion Using Range-Addressable Look-Up Tables. IEEE Trans. Computers 54 (3) (2005)
Ian Steiner, P. Chan, Laurent Imbert, Graham A. Jullien, Vassil S. Dimitrov, G. H. McGibney
A Fault-Tolerant Modulus Replication Complex FIR Filter. ASAP (2005)
Wenjing Zhang, Graham A. Jullien, Vassil S. Dimitrov
A Programmable Base MDLNS MAC with Self-Generated Look-Up Table. IWSOC (2004)
Khan Wahid, Vassil S. Dimitrov, Graham A. Jullien
Vlsi Architectures of Daubechies Wavelet Transforms Using Algebraic Integers. J. Circuits Syst. Comput. 13 (6) (2004)
Minyi Fu, Graham A. Jullien, Vassil S. Dimitrov, Majid Ahmadi
A low-power DCT IP core based on 2D algebraic integer encoding. ISCAS (2) (2004)
Wenjing Zhang, Graham A. Jullien, Vassil S. Dimitrov
A programmable base 2D-LNS MAC with self-generated look-up tables. ISCAS (2) (2004)
Minyi Fu, Graham A. Jullien, Vassil S. Dimitrov, Majid Ahmadi, William C. Miller
The Application of 2D Algebraic Integer Encoding to a DCT IP Core. IWSOC (2003)
Wenjing Zhang, Jonathan Eskritt, Graham A. Jullien, Vassil S. Dimitrov
A 2-D LNS FIR Filter with a Programmable Second Base Using DRAMs. ESTIMedia (2003)
Jarno M. A. Tanskanen, Vassil S. Dimitrov
Round-off error-free fixed-point design of polynomial FIR predictors and predictive FIR differentiators. Digit. Signal Process. 13 (1) (2003)
K. A. Wahid, Vassil S. Dimitrov, Graham A. Jullien
Error-Free Arithmetic for Discrete Wavelet Transforms Using Algebraic Integers. IEEE Symposium on Computer Arithmetic (2003)
K. A. Wahid, Vassil S. Dimitrov, Graham A. Jullien, Wael M. Badawy
An analysis of Daubechies discrete wavelet transform based on algebraic integer encoding scheme. DCV (2002)
Roberto Muscedere, Vassil S. Dimitrov, Graham A. Jullien, William C. Miller
Efficient Conversion From Binary to Multi-Digit Multi-Dimensional Logarithmic Number Systems Using Arrays of Range Addressable Look-Up Tables. ASAP (2002)
Vassil S. Dimitrov, Jonathan Eskritt, Laurent Imbert, Graham A. Jullien, William C. Miller
The Use of the Multi-Dimensional Logarithmic Number System in DSP Applications. IEEE Symposium on Computer Arithmetic (2001)
Minyi Fu, Vassil S. Dimitrov, Graham A. Jullien
An efficient technique for error-free algebraic-integer encoding for high performance implementation of the DCT and IDCT. ISCAS (4) (2001)
Vassil S. Dimitrov, Graham A. Jullien, William C. Miller
Complexity and Fast Algorithms for Multiexponentiations. IEEE Trans. Computers 49 (2) (2000)
Vassil S. Dimitrov, Graham A. Jullien, William C. Miller
Theory and Applications of the Double-Base Number System. IEEE Trans. Computers 48 (10) (1999)
Graham A. Jullien, Vassil S. Dimitrov, B. Li, William C. Miller, A. Lee, Majid Ahmadi
A hybrid DBNS processor for DSP computation. ISCAS (1) (1999)
Vassil S. Dimitrov, Graham A. Jullien, William C. Miller
An Algorithm for Modular Exponentiation. Inf. Process. Lett. 66 (3) (1998)
Vassil S. Dimitrov, Graham A. Jullien, William C. Miller
A new DCT algorithm based on encoding algebraic integers. ICASSP (1998)
Vassil S. Dimitrov, Graham A. Jullien, William C. Miller
A residue number system implementation of real orthogonal transforms. IEEE Trans. Signal Process. 46 (3) (1998)
Saeid Sadeghi-Emamchaie, Graham A. Jullien, Vassil S. Dimitrov, William C. Miller
Digital Arithmetic Using Analog Arrays. Great Lakes Symposium on VLSI (1998)
Saeid Sadeghi-Emamchaie, Graham A. Jullien, Vassil S. Dimitrov, William C. Miller
Digital Arithmetic Using Analog Cellular Neural Networks. J. Circuits Syst. Comput. 8 (5-6) (1998)
Vassil S. Dimitrov, Graham A. Jullien, William C. Miller
Theory and applications for a double-base number system. IEEE Symposium on Computer Arithmetic (1997)
Vassil S. Dimitrov, Graham A. Jullien, William C. Miller
Algorithms for Multi-Exponentiation Based on Complex Arithmetic. IEEE Symposium on Computer Arithmetic (1997)
Vassil S. Dimitrov, Todor Cooklev
Hybrid Algorithm for the Computation of the Matrix Polynomial using a Fractal Number System. ISCAS (1994)
Vassil S. Dimitrov, Todor Cooklev, B. D. Donevsky
On the Multiplication of Reduced Biquaternions and Applications. Inf. Process. Lett. 43 (3) (1992)