Ulrich Speidel

Publication Activity (10 Years)

Years Active: 2005-2023
Publications (10 Years): 24

Top Topics

Routing Protocol

Congestion Control

Top Venues

Publications

Lamees El Hiny, Xinfeng Ye, Sathiamoorthy Manoharan, Ulrich Speidel
A multimodal approach to mitigate cheating in online assessments. TALE (2023)
Andrew Luxton-Reilly, Ewan D. Tempero, Nalin iA. G. Arachchilage, Angela Chang, Paul Denny, Allan Fowler, Nasser Giacaman, Igor Kontorovich, Danielle M. Lottridge, Sathiamoorthy Manoharan, Shyamli Sindhwani, Paramvir Singh, Ulrich Speidel, Sudeep Stephen, Valerio Terragni, Jacqueline Whalley, Burkhard Wuensche, Xinfeng Ye
Automated Assessment: Experiences From the Trenches. ACE (2023)
Manuel Castro, Sathiamoorthy Manoharan, Ulrich Speidel, Xinfeng Ye, Jiayi Zu
Observations of Cheating Behaviours in Online Examinations and Tools for Mitigation. FIE (2023)
Ulrich Speidel
The Hunga Tonga Hunga Ha'apai Eruption - A Postmortem: What happened to Tonga's Internet in January 2022, and what lessons are there to be learned? AINTEC (2022)
Jun O. Seo, Sathiamoorthy Manoharan, Ulrich Speidel
On Viable Statistical Metrics for Re-Embedding Network Steganalysis. ITNAC (2022)
Karolien Koorts, Ulrich Speidel, Xinfeng Ye, Sathiamoorthy Manoharan
On Improving Academic Integrity Processes. MIPRO (2022)
Josh Banning-Taylor, Murray Freeth-Edwards, Sathiamoorthy Manoharan, Ulrich Speidel, Xinfeng Ye
Identity Verification for Examinations. TALE (2022)
Ulrich Speidel
Improving goodput on shared satellite links with coded tunnels. GLOBECOM (2021)
Xiaojie Liu, Ulrich Speidel
RAODV Routing Protocol for Congestion Detection and Relief in Ad Hoc Wireless Networks. Int. J. Interdiscip. Telecommun. Netw. 13 (4) (2021)
Ulrich Speidel
What the Tropical Pacific Wants From Starlink for Christmas: Will LEO Networks Finally Bridge the Digital Divide to Remote Islands? AINTEC (2021)
Daniel Roodt, Ulrich Speidel, Vimal Kumar, Ryan K. L. Ko
On Random Editing in LZ-End. DCC (2021)
Daniel Roodt, Ulrich Speidel, Vimal Kumar, Ryan K. L. Ko
Local Editing in LZ-End Compressed Data. CoRR (2020)
Xiaojie Liu, Ulrich Speidel
On an Alternative Approach to Congestion Detection in Ad Hoc Networks. ISITA (2020)
Sathiamoorthy Manoharan, Ulrich Speidel
Individualized Assessments using Dividni - Enhancing Learning via Assessments Unique to Every Student. SIGCSE (2020)
Sathiamoorthy Manoharan, Ulrich Speidel
Contract Cheating in Computer Science: A Case Study. TALE (2020)
Paul Denny, Sathiamoorthy Manoharan, Ulrich Speidel, Giovanni Russello, Angela Chang
On the Fairness of Multiple-Variant Multiple-Choice Examinations. SIGCSE (2019)
Jun O. Seo, Sathiamoorthy Manoharan, Ulrich Speidel
Steganalysis of Storage-based Covert Channels Using Entropy. ITNAC (2019)
Ulrich Speidel, Lei Qian
Rethinking TCP and UDP on Shared Satellite Links. GLOBECOM (2019)
Ulrich Speidel, Lei Qian
Striking a Balance between Bufferbloat and TCP Queue Oscillation in Satellite Input Buffers. GLOBECOM (2018)
Niko Rebenich, T. Aaron Gulliver, Stephen W. Neville, Ulrich Speidel
An analog of the prime number theorem for finite fields via truncated polylogarithm expansions. Math. Comput. 87 (310) (2018)
Michael J. Dinneen, Ulrich Speidel
Preface. Nat. Comput. 17 (2) (2018)
T. Aaron Gulliver, Ulrich Speidel, Niko Rebenich
A Note on Lempel-Ziv Parser Tails and Substring Lengths. ISITA (2018)
Xiaojie Liu, Ulrich Speidel
Can observed entropy detect congestion in Ad-Hoc networks? ITNAC (2017)
Ulrich Speidel, Sven Puchinger, Martin Bossert
Constraints for coded tunnels across long latency bottlenecks with ARQ-based congestion control. ISIT (2017)
Ulrich Speidel, Etuate Cocker, Péter Vingelmann, Janus Heide, Muriel Médard
Can network coding bridge the digital divide in the Pacific? CoRR (2015)
Ulrich Speidel, Etuate Cocker, Péter Vingelmann, Janus Heide, Muriel Médard
Can network coding bridge the digital divide in the pacific? NetCod (2015)
Ulrich Speidel
Classifying distributions via symbolic entropy estimation. ICICS (2015)
Etuate Cocker, Firas Ghazzi, Ulrich Speidel
Quality trend measurement of long-distance VoIP communication via estimated mean opinion score. ICICS (2015)
Ulrich Speidel, Lei Qian, Etuate Cocker, Péter Vingelmann, Janus Heide, Muriel Médard
Can Network Coding Mitigate TCP-induced Queue Oscillation on Narrowband Satellite Links? WISATS (2015)
Niko Rebenich, Ulrich Speidel, Stephen W. Neville, T. Aaron Gulliver
FLOTT - A Fast, Low Memory T-TransformAlgorithm for Measuring String Complexity. IEEE Trans. Computers 63 (4) (2014)
Ulrich Speidel, T. Aaron Gulliver, Ali Makhdoumi, Muriel Médard
Using T-codes as locally decodable source codes. ITW (2014)
Ulrich Speidel
An extended similarity distance for use with computable information estimators. ISITA (2014)
Sathiamoorthy Manoharan, Aquib Master, Ulrich Speidel
Complexity-based steganalysis. ISITA (2014)
Etuate Cocker, Firas Ghazzi, Ulrich Speidel, M.-C. Dong, V. Wong, A. J. Han Vinck, H. Yamamoto, H. Yokoo, Hiroyoshi Morita, Hendrik C. Ferreira, Allan Emleh, R. McFadzien, S. Palelei, Raimund Eimann
Measurement of buffer requirement trends for real time traffic over TCP. HPSR (2014)
Etuate Cocker, Ulrich Speidel, Niko Rebenich, Stephen W. Neville, T. Aaron Gulliver, Raimund Eimann, Kashif Nisar, Suhaidi Hassan, Z. Aziz, M.-C. Dong, V. Wong
Measurement of packet train arrival conditions in high latency networks. ICICS (2013)
Ulrich Speidel, T. Aaron Gulliver
An analytic upper bound on T-complexity. ISIT (2012)
T. Aaron Gulliver, Ulrich Speidel
On the ratio between the maximal T-complexity and the T-complexity of random strings. ISITA (2012)
Ulrich Speidel, T. Aaron Gulliver
On the Codeword Length Distribution of T-Codes. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (5) (2012)
Kazuo Ohzeki, Hiroki Okumura, Yuanyu Wei, Eizaburo Iwata, Ulrich Speidel
A Lossless re-Encoding of MPEG-2 Coded file by Integrating Four Motion Vectors. Int. J. Comput. Sci. Appl. 8 (1) (2011)
Thokozani Shongwe, Ulrich Speidel, Theo G. Swart, Hendrik C. Ferreira
The effect of hamming distances on permutation codes for multiuser communication in the power line communications channel. AFRICON (2011)
Ulrich Speidel
A forward-parsing randomness test based on the expected codeword length of T-codes. ICICS (2011)
Ulrich Speidel, T. Aaron Gulliver
A secure authentication system based on variable-length codes. ISITA (2010)
Kazuo Ohzeki, Yuanyu Wei, Eizaburo Iwata, Ulrich Speidel
Basic Consideration of MPEG-2 Coded File Entropy and Lossless Re-encoding. IMCSIT (2010)
Ulrich Speidel
A note on BSD codes constructed from T-codes. ISIT (2009)
T. Aaron Gulliver, Isaiah Makwakwa, Ulrich Speidel
On the Generation of Aperiodic and Periodic Necklaces via T-augmentation. Fundam. Informaticae 83 (1-2) (2008)
Ulrich Speidel, T. Aaron Gulliver
Synchronizing block codes with a decoder for variable-length codes. ISIT (2007)
Simon Milne, Ulrich Speidel, Tony Goodman, Vanessa Clark
Tourism, ICT and Regional Economic Development: The Case of kiwitrails. ENTER (2005)
Jia Yang, Ulrich Speidel
A Fast T-decomposition Algorithm. J. Univers. Comput. Sci. 11 (6) (2005)
Jia Yang, Ulrich Speidel
String parsing-based similarity detection. ITW (2005)
Mark R. Titchener, Radu Nicolescu, Ludwig Staiger, T. Aaron Gulliver, Ulrich Speidel
Deterministic Complexity and Entropy. Fundam. Informaticae 64 (1-4) (2005)
Jia Yang, Ulrich Speidel
A T-decomposition algorithm with O(n log n) time and space complexity. ISIT (2005)