Publications (40)
Upper bounds on the length of quasi-MDS codes
Umberto MartÃnez-Peñas, Rubén RodrÃguez-Ballesteros
The paper derives new upper bounds on the length of linear quasi‑MDS (QMDS) codes over finite fields by linking the problem to subspace packing and partial spread constructions fro…
Sum-Rank BCH Codes and Cyclic-Skew-Cyclic Codes
Umberto MartÃnez-Peñas
Integer sequences that are generalized weights of a linear code
Elisa Gorla, Elisa Lorenzo GarcÃa, Umberto MartÃnez-Peñas +1
Unifying notions of generalized weights for universal security on wire-tap networks
Umberto MartÃnez-Peñas, Ryutaroh Matsumoto
Maximally recoverable codes with locality and availability
Umberto MartÃnez-Peñas, V. Lalitha
On asymptotically good ramp secret sharing schemes
Olav Geil, Stefano Martin, Umberto MartÃnez-Peñas +2
Private Information Retrieval from Locally Repairable Databases with Colluding Servers
Umberto MartÃnez-Peñas
Theory and applications of linearized multivariate skew polynomials
Umberto MartÃnez-Peñas
Reliable and Secure Multishot Network Coding using Linearized Reed-Solomon Codes
Umberto MartÃnez-Peñas, Frank R. Kschischang
Bounding the number of common zeros of multivariate polynomials and their consecutive derivatives
Olav Geil, Umberto MartÃnez-Peñas
Linear codes in the folded Hamming distance and the quasi MDS property
Umberto MartÃnez-Peñas, Rubén RodrÃguez-Ballesteros
Doubly and triply extended MSRD codes
Umberto MartÃnez-Peñas
Optimal anticodes, MSRD codes, and generalized weights in the sum-rank metric
Eduardo Camps Moreno, Elisa Gorla, Cristina Landolina +3
Sum-rank metric codes
Elisa Gorla, Umberto MartÃnez-Peñas, Flavio Salizzoni
Evaluation and interpolation over multivariate skew polynomial rings
Umberto MartÃnez-Peñas, Frank R. Kschischang
Refined analysis of RGHWs of code pairs coming from Garcia-Stichtenoth's second tower
Olav Geil, Stefano Martin, Umberto MartÃnez-Peñas +1
Relative generalized matrix weights of matrix codes for universal security on wire-tap networks
Umberto MartÃnez-Peñas, Ryutaroh Matsumoto
The Clifford defect of a numerical semigroup
Eduardo Camps-Moreno, Adrián Fidalgo-DÃaz, Umberto MartÃnez-Peñas +1
Universal and Dynamic Locally Repairable Codes with Maximal Recoverability via Sum-Rank Codes
Umberto MartÃnez-Peñas, Frank R. Kschischang
Theory of supports for linear codes endowed with the sum-rank metric
Umberto MartÃnez-Peñas
Classification of multivariate skew polynomial rings over finite fields via affine transformations of variables
Umberto MartÃnez-Peñas
New constructions of MSRD codes
Umberto MartÃnez-Peñas
Skew and linearized Reed-Solomon codes and maximum sum rank distance codes over any division ring
Umberto MartÃnez-Peñas
On the roots and minimum rank distance of skew cyclic codes
Umberto MartÃnez-Peñas
Maximum Sum-Rank Distance Codes over Finite Chain Rings
Umberto MartÃnez-Peñas, Sven Puchinger
A general family of MSRD codes and PMDS codes with smaller field sizes from extended Moore matrices
Umberto MartÃnez-Peñas
Hamming and simplex codes for the sum-rank metric
Umberto MartÃnez-Peñas
Distributed matrix multiplication with straggler tolerance using algebraic function fields
Adrián Fidalgo-DÃaz, Umberto MartÃnez-Peñas
Zeros with multiplicity, Hasse derivatives and linear factors of general skew polynomials
Umberto MartÃnez-Peñas
Distributed matrix multiplication with straggler tolerance over very small field
Adrián Fidalgo-DÃaz, Umberto MartÃnez-Peñas
Rank equivalent and rank degenerate skew cyclic codes
Umberto MartÃnez-Peñas
Locally Repairable Convolutional Codes with Sliding Window Repair
Umberto MartÃnez-Peñas, Diego Napp
Zipper Codes
Alvin Y. Sukmadji, Umberto MartÃnez-Peñas, Frank R. Kschischang
Generalized rank weights of reducible codes, optimal cases and related properties
Umberto MartÃnez-Peñas
Duals of multiplicity codes
Eduardo Camps Moreno, Adrián Fidalgo-DÃaz, Hiram H. López +3
Communication efficient and strongly secure secret sharing schemes based on algebraic geometry codes
Umberto MartÃnez-Peñas
Multilayer crisscross error and erasure correction
Umberto MartÃnez-Peñas
Universal secure rank-metric coding schemes with optimal communication overheads
Umberto MartÃnez-Peñas
Rank error-correcting pairs
Umberto MartÃnez-Peñas, Ruud Pellikaan
On the similarities between generalized rank and Hamming weights and their applications to network coding
Umberto MartÃnez-Peñas