TriceKit indoor positioning: live museum demonstration.


Short, Fat Matrices, March 2015: Zauner’s conjecture is true in dimension 17.


T.Y. Chien, and S Waldron, 2017. Nice error frames, canonical abstract error groups and the construction of SICs. Linear Algebra and its Applications, 516, pp.93-117. [Preprint PDF]

T.Y. Chien, and S. Waldron, 2016. A Characterization of Projective Unitary Equivalence of Finite Frames and Applications. SIAM Journal on Discrete Mathematics, 30(2), pp.976-994. [Preprint PDF]

T.Y. Chien, V. Flynn, and S. Waldron, 2015. Tight frames for cyclotomic fields and other rational vector spaces. Linear Algebra and its Applications, 476, pp.98-123. [Preprint PDF]

T.Y. Chien, and S. Waldron, 2011. A classification of the harmonic frames up to unitary equivalence. Applied and Computational Harmonic Analysis, 30(3), pp.307-318. [Preprint PDF]


D.M. Appleby, T.Y. Chien, S. Flammia, and S. Waldron.  Constructing exact symmetric informationally complete measurements from numerical solutions. [Preprint PDF]

T.Y. Chien, and S. Waldron. The projective symmetry group of a finite frame. [Preprint PDF]


Equiangular lines, projective symmetries, and nice error frames [PDF]

On the Unitary Equivalence between Cyclic Harmonic Frames [PDF]