News

  • 8/13/15: Ahmed Hareedy gave a talk on non-binary LDPC codes for Flash memories at the Flash Memory Summit in Santa Clara, CA.


  • 5/1/15: Congratulations to CoDESS member Sudarsan Ranganathan for winning Outstanding Poster Award at the 2015 IEEE Communication Theory Workshop for his poster on quasi-cyclic LDPC codes based on complete protographs.

  • 4/23/15: The CoDESS lab has 7 papers accepted to ISIT 2015! Our papers are:
    • S. V. S. Ranganathan, D. Divsalar, and R. D. Wesel, "On the Girth of (3,L) Quasi-Cyclic LDPC Codes Based on Complete Photographs". 
    • K. Vakilinia, D. Divsalar, and R. D. Wesel, "RCA Analysis of the Polar Codes and the use of Feedback to aid Polarization at Short Blocklengths".
    • F. Sala, C, Schoeny, and L. Dolecek, "Three Novel Combinatorial Theorems for the Insertion/Deletion Channel".
    • F. Sala, C. Schoeny, D. Divsalar, and L. Dolecek, "Asymmetric Error-Correcting Codes for Flash Memories in High-Radiation Environments".
    • C.H. Huang, Y. Li, and L. Dolecek, "Adaptive Error Correction Coding Scheme for Computations in the Noisy Min-Sum Decoder".
    • B. Amiri, A. Reisizadeh, J. Kliewer, and L. Dolecek, "Optimized Array-Based Spatially-Coupled LDPC Codes: An Absorbing Set Approach". 
    • C. Schoeny, F. Sala, and L. Dolecek, "Analysis and Coding Schemes for the Flash Normal-Laplace Mixture Channel".

  • 4/15/15: CoDESS has a journal paper on hardware variability accepted to Information Technology.



  • 2/20/15: We hosted a CoDESS workshop at UCLA! 

  • 1/15/15: CoDESS has a journal article on grain error correcting codes accepted to IEEE Transactions on Information Theory. 

  • 1/15/15: Prof. Lara Dolecek received a 2014 IBM Faculty Research Award.   

  • 7/1/14: ProfLara Dolecek presented with Prof. Anxiao (Andrew) Jiang the tutorial on coding for memories at this year's ISIT. Synopsis is here.

  • 4/15/14: Journal article on non-binary protograph-based LDPC codes is accepted to IEEE Transactions on Information Theory. See publications for the updated list.

  • 10/3/2013: Prof. Lara Dolecek gave a talk entitled "A Practical Framework for Efficient File Synchronization" at the 2013 IEEE Allerton Conference.

    • 8/1/2013: We hosted a CoDESS kickoff meeting on Thursday, Sept. 19th at UCLA. For more information, including our meeting agenda, please click here. 

      • 7/15/2013: Prof. Lara Dolecek will give a tutorial talk entitled "Making Error Correcting codes Work for Flash Memory" on Aug. 12th at the Flash Memory Summit in Santa Clara, CA.

      • 7/15/2013: Ryan Gabrys will present his work on tensor product codes with stuck at errors at the Flash Memory Summit in Santa Clara, CA, Aug. 13-15, 2013.

      • 7/15/2013: Kasra Vakilinia and Behzad Amiri will present posters on their research regarding LDPC codes for flash memories at the Flash Memory Summit in Santa Clara, CA, Aug. 13-15, 2013. 


          • F. Sala and L. Dolecek, "Counting Sequences Obtained from the Synchronization Channel".
          • R. Gabrys, E. Yaakobi, and L. Dolecek, "Correcting Grain Errors in Magnetic Media".
          • B. Amiri, J. Kliewer, and L. Dolecek, "Analysis and Enumeration of Absorbing Sets for Non-Binary Graph-Based Codes".  
          • A. R. Williamson, T.-Y. Chen, and R. D. Wesel, "Reliability-based Error Detection for Feedback Communication with Low Latency".