Viswanath Ramakrishna

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All published works

Action	Title	Year	Authors
+	Algorithms for the Polar Decomposition in Certain Groups and the Quaternion Tensor Square	2020	Francis Adjei Marcus Cisneros Deep Desai Samreen Khan Viswanath Ramakrishna Brandon Whiteley
+	Identification of linear dynamical systems and machine learning	2020	Alain Bensoussan Fatih Gelir Viswanath Ramakrishna Minh-Binh Tran
+	Inversion of the Indefinite Double Covering Map	2020	Francis Adjei Mieczysław K. Dąbkowski Samreen Khan Viswanath Ramakrishna
+	Identification of linear dynamical systems and machine learning	2020	Alain Bensoussan Fatih Gelir Viswanath Ramakrishna Minh-Binh Tran
+	Inversion of the Indefinite Double Covering Map	2020	Francis Adjei Mieczysław K. Dąbkowski Samreen Gul Khan Viswanath Ramakrishna
+	Algorithms for the Polar Decomposition in Certain Groups and the Quaternions	2018	Francis Adjei Marcus Cisneros Deep Desai Viswanath Ramakrishna Brandon Whiteley
+	Algorithms for the Polar Decomposition in Certain Groups and the Quaternions	2018	Francis Adjei Marcus Cisneros Deep Desai Viswanath Ramakrishna Brandon Whiteley
+ PDF Chat	An Elementary, First Principles Approach to the Indefinite Spin Groups	2016	Emily Herzig Viswanath Ramakrishna
+	An Elementary, First Principles Approach to the Indefinite Spin Groups	2015	Emily Herzig Viswanath Ramakrishna
+	An Elementary, First Principles Approach to the Indefinite Spin Groups	2015	Emily Herzig Viswanath Ramakrishna
+	Note on Reversion, Rotation and Exponentiation in Dimensions Five and Six	2014	Emily Herzig Viswanath Ramakrishna Mieczysław K. Dąbkowski
+ PDF Chat	Note on Reversion, Rotation and Exponentiation in Dimensions Five and Six	2014	Emily Herzig Viswanath Ramakrishna Mieczysław K. Dąbkowski
+	Quantum Dots, Squids, Cavity QED - A unified approach vie Lie theory	2012	Viswanath Ramakrishna
+ PDF Chat	The Minimal Polynomial of Some Matrices Via Quaternions	2011	Viswanath Ramakrishna Yassmin Ansari Fred M. Costa
+	Minimal Polynomials of Some Matrices Via Quaternions	2010	Viswanath Ramakrishna Yassmin Ansari Fred M. Costa
+	The noncompact portion of<i>Sp</i>(4,<i>R</i>) via quaternions	2008	Yassmin Ansari Viswanath Ramakrishna
+	On a Quaternionic Representation for Sp(4, R)	2008	Yassmin Ansari Viswanath Ramakrishna
+ PDF Chat	On the exponential of matrices in<i>su</i>(4)	2006	Viswanath Ramakrishna Hong Zhou
+	Dilation Theoretic Parametrizations of Positive Matrices with Applications to Quantum Information	2006	Ming-Cheng Tseng Viswanath Ramakrishna
+	Parametrizations of Positive Matrices With Applications	2006	Ming-Cheng Tseng Hong Zhou Viswanath Ramakrishna
+ PDF Chat	On the exponentials of some structured matrices	2004	Viswanath Ramakrishna Fred M. Costa
+ PDF Chat	Parametrizing Quantum States and Channels	2003	T. Constantinescu Viswanath Ramakrishna
+	Parametrization of Quantum States and Channels	2003	T. Constantinescu Viswanath Ramakrishna
+	Controlled invariant singular foliations-additional results	2002	Viswanath Ramakrishna
+	Composition and division theorems and controlled decomposition	2002	Viswanath Ramakrishna
+ PDF Chat	Constructive control of quantum systems using factorization of unitary operators	2002	S. G. Schirmer Andrew D. Greentree Viswanath Ramakrishna Herschel Rabitz
+ PDF Chat	Control of a coupled two-spin system without hard pulses	2002	Viswanath Ramakrishna Raimund J. Ober Kathryn L. Flores Herschel Rabitz
+	Note on purifications of a qubit	2002	T. Constantinescu Viswanath Ramakrishna
+	Quantum control using sequences of simple control pulses	2001	S. G. Schirmer Andrew D. Greentree Viswanath Ramakrishna Herschel Rabitz
+	Comments on "Quantum Control by Decompositions of SU(2)"	2001	Viswanath Ramakrishna
+	Control of Switched Networks via Quantum Methods	2001	Kathryn L. Flores Viswanath Ramakrishna
+	Note on the Controllability of Molecular Systems	2001	Viswanath Ramakrishna
+	Control of a Coupled Two Spin System Without Hard Pulses	2000	Viswanath Ramakrishna Raimund J. Ober Kathryn L. Flores Herschel Rabitz
+	On degenerate Monge-Ampère equations	1998	Viswanath Ramakrishna
+	Local Solvability of Degenerate, Overdetermined First-Order Partial-Differential Equations - A Control Theoretic Perspective	1995	Viswanath Ramakrishna
+	The Partial Differential Equations of Controlled Invariance	1993	Viswanath Ramakrishna

Common Coauthors

Coauthor	Papers Together
Emily Herzig	5
Mieczysław K. Dąbkowski	4
Herschel Rabitz	4
Yassmin Ansari	4
Marcus Cisneros	3
Brandon Whiteley	3
Kathryn L. Flores	3
Fred M. Costa	3
Francis Adjei	3
T. Constantinescu	3
Alain Bensoussan	2
Samreen Khan	2
Raimund J. Ober	2
Deep Desai	2
Hong Zhou	2
Minh-Binh Tran	2
Ming-Cheng Tseng	2
Andrew D. Greentree	2
Francis Adjei	2
S. G. Schirmer	2
Fatih Gelir	2
Deep Desai	1
Samreen Gul Khan	1

Commonly Cited References

Action	Title	Year	Authors	# of times referenced
+	Hamilton and Jacobi Meet Again: Quaternions and the Eigenvalue Problem	1995	Niloufer Mackey	9
+	Jacobi’s Method for Skew-Symmetric Matrices	1993	Derek Hacon	8
+	Structure preserving algorithms for perplectic eigenproblems	2005	D. Steven Mackey Niloufer Mackey Daniel Dunlavy	8
+	Hamilton and Jacobi come full circle: Jacobi algorithms for structured Hamiltonian eigenproblems	2001	Heike Faßbender D. Steven Mackey Niloufer Mackey	7
+ PDF Chat	On the exponential of matrices in<i>su</i>(4)	2006	Viswanath Ramakrishna Hong Zhou	6
+	Linear transformations on that preserve the Ky Fan<i>k</i>-norm and a remarkable special case when (<i>n</i><i>k</i>) = (4, 2)	1988	Charles R. Johnson Thomas J. Laffey Chi-Kwong Li	6
+	Clifford Algebras and Spinors	2001	Pertti Lounesto	5
+ PDF Chat	On the exponentials of some structured matrices	2004	Viswanath Ramakrishna Fred M. Costa	4
+ PDF Chat	Nineteen Dubious Ways to Compute the Exponential of a Matrix, Twenty-Five Years Later	2003	C Moler Charles Van Loan	4
+	Clifford Algebras and the Classical Groups	1995	Ian R. Porteous	3
+ PDF Chat	Matrix Exponential via Clifford Algebras	1998	Rafał Abłamowicz	3
+ PDF Chat	The Minimal Polynomial of Some Matrices Via Quaternions	2011	Viswanath Ramakrishna Yassmin Ansari Fred M. Costa	3
+ PDF Chat	The real symplectic groups in quantum mechanics and optics	1995	Arvind Arvind Biswajit Dutta N. Mukunda Richard Simon	2
+	Global $(f,g)$-Invariance of Nonlinear Systems	1988	W.P. Dayawansa Daizhan Cheng William M. Boothby T.J. Tarn	2
+	The unitary and rotation groups	1962	F. D. Murnaghan	2
+	Nonlinear Control Systems	1989	Alberto Isidori	2
+	A Note on Quantum Cloning in $d$ dimensions	1998	Paolo Zanardi	2
+ PDF Chat	Note on Reversion, Rotation and Exponentiation in Dimensions Five and Six	2014	Emily Herzig Viswanath Ramakrishna Mieczysław K. Dąbkowski	2
+	An analysis of completely-positive trace-preserving maps on M2	2002	Mary Beth Ruskai Stanisław J. Szarek Elisabeth M. Werner	2
+	<i>Lie Groups, Lie Algebras, and Some of Their Applications</i>	1974	Robert Gilmore Róbert Hermann	2
+	Computation of the Euler Angles of a Symmetric $3 \times 3$ Matrix	1991	Adam W. Bojańczyk Adam Lutoborski	2
+ PDF Chat	Separability of mixed states: necessary and sufficient conditions	1996	Michał Horodecki Paweł Horodecki Ryszard Horodecki	2
+ PDF Chat	Orbits of families of vector fields and integrability of distributions	1973	Héctor J. Sussmann	2
+	The noncompact portion of<i>Sp</i>(4,<i>R</i>) via quaternions	2008	Yassmin Ansari Viswanath Ramakrishna	2
+ PDF Chat	Structured Factorizations in Scalar Product Spaces	2005	D. Steven Mackey Niloufer Mackey Françoise Tisseur	2
+	Displacement Structure: Theory and Applications	1995	T. Kailath Ali H. Sayed	2
+	Completely positive linear maps on complex matrices	1975	Man-Duen Choi	2
+ PDF Chat	Robust procedures for converting among Lindblad, Kraus and matrix representations of quantum dynamical semigroups	2003	Timothy F. Havel	2
+	Completely bounded maps and dilations	1987	Vern I. Paulsen	2
+ PDF Chat	Separability Criterion for Density Matrices	1996	Asher Peres	2
+ PDF Chat	Matrix representations of octonions and their applications	2000	Yongge Tian	2
+ PDF Chat	Positive functions on 𝐶*-algebras	1955	W. Forrest Stinespring	2
+ PDF Chat	Quantum feedback control and classical control theory	2000	Andrew C. Doherty Salman Habib Kurt Jacobs Hideo Mabuchi Sze M. Tan	2
+	Symplectic Methods for the Symplectic Eigenproblem	2002	Heike Faßbender	2
+	Symplectic Geometry and Analytical Mechanics	1987	Paulette Libermann Charles-Michel Marle	2
+	Displacement Structure and Completion Problems	1995	T. Constantinescu Ali H. Sayed T. Kailath	2
+ PDF Chat	Minimal entropy of states emerging from noisy quantum channels	2001	Christopher King Mary Beth Ruskai	2
+ PDF Chat	The exponential map for the conformal group O(2,4)	1994	A. O. Barut J R Zeni A Laufer	2
+ PDF Chat	Four-level and two-qubit systems, subalgebras, and unitary integration	2005	A. Rau G. Selvaraj D. B. Uskov	1
+ PDF Chat	Two-bit gates are universal for quantum computation	1995	David P. DiVincenzo	1
+	Time-optimal control of finite quantum systems	2000	Nik Weaver	1
+ PDF Chat	Demonstration of conditional gate operation using superconducting charge qubits	2003	Tsuyoshi Yamamoto Yu. A. Pashkin O. Astafiev Yasunobu Nakamura J. S. Tsai	1
+	Simultaneous diagonalization of rectangular complex matrices	1974	Peter M. Gibson	1
+ PDF Chat	Real analytic desingularization and subanalytic sets: an elementary approach	1990	H.J. Sussmann	1
+	Linearization of analytic vector fields in the transitive case	1977	J.L. Sedwick David L. Elliott	1
+	Matrix representations of Clifford algebras	1990	Gerald N. Hile Pertti Lounesto	1
+ PDF Chat	Applications of lie groups to differential equations	1990	Peter J. Olver	1
+	On the exponential solution of differential equations for a linear operator	1954	Wilhelm Magnus	1
+ PDF Chat	Complete controllability of quantum systems	2001	S. G. Schirmer Hongyan Fu A. I. Solomon	1
+	Formal and convergent solutions of singular partial differential equations	1996	R Gérard Hidetoshi Tahara	1