Ragnar Freij-Hollanti

Publication Activity (10 Years)

Years Active: 2015-2023
Publications (10 Years): 48

Top Topics

Minimum Distance

Private Information Retrieval

Error Correction

Top Venues

IEEE Trans. Inf. Theory

Adv. Appl. Math.

Publications

Ragnar Freij-Hollanti, Relinde Jurrius, Olga Kuznetsova
Combinatorial Derived Matroids. Electron. J. Comb. 30 (2) (2023)
Perttu Saarela, Matteo Allaix, Ragnar Freij-Hollanti, Camilla Hollanti
Private Information Retrieval from Colluding and Byzantine Servers with Binary Reed-Muller Codes. ISIT (2022)
Lukas Holzbaur, Ragnar Freij-Hollanti, Jie Li, Camilla Hollanti
Toward the Capacity of Private Information Retrieval From Coded and Colluding Servers. IEEE Trans. Inf. Theory 68 (1) (2022)
Perttu Saarela, Matteo Allaix, Ragnar Freij-Hollanti, Camilla Hollanti
Private Information Retrieval from Colluding and Byzantine Servers with Binary Reed-Muller Codes. CoRR (2022)
Ragnar Freij-Hollanti, Olga Kuznetsova
Information hiding using matroid theory. Adv. Appl. Math. 129 (2021)
Ragnar Freij-Hollanti, Matthias Grezet, Camilla Hollanti, Thomas Westerbäck
Cyclic flats of binary matroids. Adv. Appl. Math. 127 (2021)
Julien Lavauzelle, Razane Tajeddine, Ragnar Freij-Hollanti, Camilla Hollanti
Private Information Retrieval Schemes With Product-Matrix MBR Codes. IEEE Trans. Inf. Forensics Secur. 16 (2021)
Julian Renner, Sven Puchinger, Antonia Wachter-Zeh, Camilla Hollanti, Ragnar Freij-Hollanti
Low-Rank Parity-Check Codes over the Ring of Integers Modulo a Prime Power. ISIT (2020)
Lukas Holzbaur, Ragnar Freij-Hollanti, Antonia Wachter-Zeh, Camilla Hollanti
Private Streaming With Convolutional Codes. IEEE Trans. Inf. Theory 66 (4) (2020)
Amaro Barreal, Mohamed Taoufiq Damir, Ragnar Freij-Hollanti, Camilla Hollanti
An Approximation of Theta Functions with Applications to Communications. SIAM J. Appl. Algebra Geom. 4 (4) (2020)
Julian Renner, Sven Puchinger, Antonia Wachter-Zeh, Camilla Hollanti, Ragnar Freij-Hollanti
Low-Rank Parity-Check Codes over the Ring of Integers Modulo a Prime Power. CoRR (2020)
Ragnar Freij-Hollanti, Olga Kuznetsova
Information Hiding Using Matroid Theory. CoRR (2020)
Matthias Grezet, Thomas Westerbäck, Ragnar Freij-Hollanti, Camilla Hollanti
Uniform Minors in Maximally Recoverable Codes. CoRR (2019)
Lukas Holzbaur, Ragnar Freij-Hollanti, Camilla Hollanti
On the Capacity of Private Information Retrieval from Coded, Colluding, and Adversarial Servers. CoRR (2019)
Joonas Pääkkönen, Prathapasinghe Dharmawansa, Ragnar Freij-Hollanti, Camilla Hollanti, Olav Tirkkonen
File Size Distributions and Caching for Offloading. SPAWC (2019)
Matthias Grezet, Thomas Westerbäck, Ragnar Freij-Hollanti, Camilla Hollanti
Uniform Minors in Maximally Recoverable Codes. IEEE Commun. Lett. 23 (8) (2019)
Ragnar Freij-Hollanti, Oliver W. Gnilke, Camilla Hollanti, Anna-Lena Horlemann-Trautmann, David A. Karpuk, Ivo Kubjas
$t$ -Private Information Retrieval Schemes Using Transitive Codes. IEEE Trans. Inf. Theory 65 (4) (2019)
Razane Tajeddine, Oliver W. Gnilke, David A. Karpuk, Ragnar Freij-Hollanti, Camilla Hollanti
Private Information Retrieval From Coded Storage Systems With Colluding, Byzantine, and Unresponsive Servers. IEEE Trans. Inf. Theory 65 (6) (2019)
Matthias Grezet, Ragnar Freij-Hollanti, Thomas Westerbäck, Camilla Hollanti
Alphabet-Dependent Bounds for Linear Locally Repairable Codes Based on Residual Codes. IEEE Trans. Inf. Theory 65 (10) (2019)
Lukas Holzbaur, Ragnar Freij-Hollanti, Camilla Hollanti
On the Capacity of Private Information Retrieval from Coded, Colluding, and Adversarial Servers. ITW (2019)
Matthias Grezet, Ragnar Freij-Hollanti, Thomas Westerbäck, Camilla Hollanti
Alphabet-Dependent Bounds for Linear Locally Repairable Codes Based on Residual Codes. CoRR (2018)
Julien Lavauzelle, Razane Tajeddine, Ragnar Freij-Hollanti, Camilla Hollanti
Private Information Retrieval Schemes with Regenerating Codes. CoRR (2018)
Lukas Holzbaur, Ragnar Freij-Hollanti, Antonia Wachter-Zeh, Camilla Hollanti
Private Streaming with Convolutional Codes. ITW (2018)
Lukas Holzbaur, Ragnar Freij-Hollanti, Antonia Wachter-Zeh, Camilla Hollanti
Private Streaming with Convolutional Codes. CoRR (2018)
Razan Tajeddine, Oliver W. Gnilke, David A. Karpuk, Ragnar Freij-Hollanti, Camilla Hollanti
Robust Private Information Retrieval from Coded Systems with Byzantine and Colluding Servers. ISIT (2018)
Lukas Holzbaur, Ragnar Freij-Hollanti, Antonia Wachter-Zeh
Cyclic Codes with Locality and Availability. CoRR (2018)
Razan Tajeddine, Oliver W. Gnilke, David A. Karpuk, Ragnar Freij-Hollanti, Camilla Hollanti
Private Information Retrieval from Coded Storage Systems with Colluding, Byzantine, and Unresponsive Servers. CoRR (2018)
Razan Tajeddine, Oliver W. Gnilke, David A. Karpuk, Ragnar Freij-Hollanti, Camilla Hollanti
Robust Private Information Retrieval from Coded Systems with Byzantine and Colluding Servers. CoRR (2018)
Anton Dochtermann, Ragnar Freij-Hollanti
Warmth and edge spaces of graphs. Adv. Appl. Math. 96 (2018)
Junquan Deng, Olav Tirkkonen, Ragnar Freij-Hollanti, Tao Chen, Navid Nikaein
Resource Allocation and Interference Management for Opportunistic Relaying in Integrated mmWave/sub-6 GHz 5G Networks. IEEE Commun. Mag. 55 (6) (2017)
Joonas Pääkkönen, K. D. Prathapasinghe Dharmawansa, Ragnar Freij-Hollanti, Camilla Hollanti, Olav Tirkkonen
Traffic Minimizing Caching and Latent Variable Distributions of Order Statistics. CoRR (2017)
Matthias Grezet, Ragnar Freij-Hollanti, Thomas Westerbäck, Camilla Hollanti
On Binary Matroid Minors and Applications to Data Storage over Small Fields. ICMCTA (2017)
Matthias Grezet, Ragnar Freij-Hollanti, Thomas Westerbäck, Oktay Olmez, Camilla Hollanti
Bounds on Binary Locally Repairable Codes Tolerating Multiple Erasures. CoRR (2017)
Ragnar Freij-Hollanti, Oliver W. Gnilke, Camilla Hollanti, David A. Karpuk
Private Information Retrieval from Coded Databases with Colluding Servers. SIAM J. Appl. Algebra Geom. 1 (1) (2017)
Razan Tajeddine, Oliver W. Gnilke, David A. Karpuk, Ragnar Freij-Hollanti, Camilla Hollanti, Salim El Rouayheb
Private Information Retrieval Schemes for Coded Data with Arbitrary Collusion Patterns. CoRR (2017)
Sergio Lembo, Junquan Deng, Ragnar Freij-Hollanti, Olav Tirkkonen, Tao Chen
Hierarchical network abstraction for HetNet coordination. PIMRC (2017)
Ragnar Freij-Hollanti, Camilla Hollanti, Thomas Westerbäck
Matroid Theory and Storage Codes: Bounds and Constructions. CoRR (2017)
Ragnar Freij-Hollanti, Oliver W. Gnilke, Camilla Hollanti, Anna-Lena Horlemann-Trautmann, David A. Karpuk, Ivo Kubjas
t-Private Information Retrieval Schemes Using Transitive Codes. CoRR (2017)
Matthias Grezet, Ragnar Freij-Hollanti, Thomas Westerbäck, Camilla Hollanti
On Binary Matroid Minors and Applications to Data Storage over Small Fields. CoRR (2017)
Razan Tajeddine, Oliver W. Gnilke, David A. Karpuk, Ragnar Freij-Hollanti, Camilla Hollanti, Salim El Rouayheb
Private information retrieval schemes for codec data with arbitrary collusion patterns. ISIT (2017)
Thomas Westerbäck, Ragnar Freij-Hollanti, Toni Ernvall, Camilla Hollanti
On the Combinatorics of Locally Repairable Codes via Matroid Theory. IEEE Trans. Inf. Theory 62 (10) (2016)
Ragnar Freij-Hollanti, Oliver W. Gnilke, Camilla Hollanti, David A. Karpuk
Private Information Retrieval from Coded Databases with Colluding Servers. CoRR (2016)
Toni Ernvall, Thomas Westerbäck, Ragnar Freij-Hollanti, Camilla Hollanti
Constructions and Properties of Linear Locally Repairable Codes. IEEE Trans. Inf. Theory 62 (3) (2016)
Antti Pöllänen, Thomas Westerbäck, Ragnar Freij-Hollanti, Camilla Hollanti
Bounds on the maximal minimum distance of linear locally repairable codes. ISIT (2016)
Toni Ernvall, Thomas Westerbäck, Ragnar Freij-Hollanti, Camilla Hollanti
A connection between locally repairable codes and exact regenerating codes. ISIT (2016)
Antti Pöllänen, Thomas Westerbäck, Ragnar Freij-Hollanti, Camilla Hollanti
Improved Singleton-type Bounds for Locally Repairable Codes. CoRR (2016)
Sofonias Hailu, Ragnar Freij-Hollanti, Alexis Alfredo Dowhuszko, Olav Tirkkonen
Network Resource Sharing Games with Instantaneous Reciprocity. CoRR (2016)
Toni Ernvall, Thomas Westerbäck, Ragnar Freij-Hollanti, Camilla Hollanti
A Connection Between Locally Repairable Codes and Exact Regenerating Codes. CoRR (2016)
Thomas Westerbäck, Ragnar Freij-Hollanti, Camilla Hollanti
Applications of polymatroid theory to distributed storage systems. Allerton (2015)
Thomas Westerbäck, Ragnar Freij-Hollanti, Camilla Hollanti
Applications of Polymatroid Theory to Distributed Storage Systems. CoRR (2015)