Publications

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2024

  • M. Alinia* and D. G. M. Mitchell, "Minimizing Distortion in Data Embedding Using LDGM Codes and the Cavity Method," Proc. IEEE International Symposium on Information Theory, Athens, Greece, pp. 226-231, July, 2024.
  • A. Gomez-Fonseca, R. Smarandache, and D. G. M. Mitchell, "Generalized Quasi-Cyclic LDPC Codes: Design and Efficient Encoding," Proc. IEEE International Symposium on Information Theory, Athens, Greece, pp. 434-439, July, 2024.
  • M. Moradi* and D. G. M. Mitchell, "PAC Code Rate-Profile Design Using Search-Constrained Optimization Algorithms," Proc. IEEE International Symposium on Information Theory, Athens, Greece, pp. 2204-2209, July, 2024.
  • M. Alinia* and D. G. M. Mitchell, "Cycle-Detection Based Decimation Policies for Lossy Source Encoding," Proc. IEEE International Conference on Communications, Denver, CO, pp. 2821-2826, June, 2024.
  • H. Hatami, D. G. M. Mitchell, D. J. Costello, Jr., and T. E. Fuja, “Threshold-based min-sum algorithm to lower the error floors of quantized low-density parity-check decoders,” U.S. Patent No. 11,962,324, issued April 2024.
  • X. Tang, P. Reviriego, W. Tang, D. G. M. Mitchell, F. Lombardi, and S. Liu, “Joint Learning and Channel Coding for Error-Tolerant IoT Systems based on Machine Learning,” IEEE Transactions on Artificial Intelligence, vol. 5, no. 1, pp. 217-228, Jan. 2024.

2023

  • A. Gomez-Fonseca, R. Smarandache, and D. G. M. Mitchell, "An Efficient Strategy to Count Cycles in the Tanner Graph of Quasi-Cyclic LDPC Codes," IEEE Journal on Selected Areas in Information Theory, vol. 4, pp. 499-513, 2023.
  • M. Zhu, A. Cummins, D. G. M. Mitchell, M. Lentmaier, and D. J. Costello, Jr., "Error Propagation Mitigation in Sliding Window Decoding of Spatially Coupled LDPC Codes," IEEE Journal on Selected Areas in Information Theory, vol. 4, pp. 470-486, 2023.
  • M. Alinia* and D. G. M. Mitchell, "Optimizing Parameters in Soft-hard BPGD for Lossy Source Coding," Proc. International Symposium on Topics in Coding, pp. 1-5, Brest, France, Sept. 2023. Winner of best paper award.
  • S. Habib* and D. G. M. Mitchell, "Reinforcement Learning for Sequential Decoding of Generalized LDPC Codes," Proc. International Symposium on Topics in Coding, pp. 1-5, Brest, France, Sept. 2023.
  • A. Gomez-Fonseca, R. Smarandache, and D. G. M. Mitchell, "A Low Complexity PEG-like Algorithm to Construct Quasi-Cyclic LDPC Codes," Proc. International Symposium on Topics in Coding, pp. 1-5, Brest, France, Sept. 2023.
  • M. Zhu, A. Cummins, D. G. M. Mitchell, M. Lentmaier, and D. J. Costello, Jr., "Braided Convolutional Self-orthogonal Codes with Double Sliding Window Decoding," Proc. International Symposium on Topics in Coding, pp. 1-5, Brest, France, Sept. 2023.
  • M. Battaglioni, F. Chiaraluce, M. Baldi, M. Pacenti, and D. G. M. Mitchell, "Optimizing Quasi-Cyclic Spatially Coupled LDPC Codes by Eliminating Harmful Objects," EURASIP Journal on Wireless Communications and Networking, vol. 63, pp. 1-29, July 2023.
  • A. Gomez-Fonseca, R. Smarandache, and D. G. M. Mitchell, “On the Tanner Cycle Distribution of QC-LDPC Codes from Polynomial Parity-Check Matrices,” IEEE International Symposium on Information Theory, pp. 2356-2361, Taipei, Taiwan, June 2023.

2022

  • R. Smarandache and D. G. M. Mitchell, “A Unifying Framework to Construct QC-LDPC Tanner Graphs of Desired Girth,” IEEE Transactions on Information Theory, vol. 68, no. 9, pp. 5802-5822, Sept. 2022.
  • M. Zhu, D. G. M. Mitchell, M. Lentmaier, and D. J. Costello, Jr., “Systematic Doping of SC-LDPC Codes,” Proc. IEEE International Symposium on Information Theory, pp. 536-541, Espoo, Finland, June 2022.
  • R. Smarandache, A. Gomez-Fonseca, and D. G. M. Mitchell, “Using Minors to Construct Generator Matrices for Quasi-Cyclic LDPC Codes,” Proc. IEEE International Symposium on Information Theory, pp. 548-553, Espoo, Finland, June 2022.
  • D. G. M. Mitchell and Y. Liu*, “Efficient Implementation of a Threshold Modified Min-Sum Algorithm for Low-Density Parity-Check Decoders,” U.S. Patent No. 11,309,915, issued April 2022.
  • A. Golmohammadi* and D. G. M. Mitchell, “Concatenated Spatially Coupled LDPC Codes with Sliding Window Decoding for Joint Source-Channel Coding,” IEEE Transactions on Communications, vol. 70, no. 2, pp. 815-864, Feb. 2022.
  • Y. Liu*, X. Tang, D. G. M. Mitchell, and W. Tang, "Ternary LDPC Error Correction for Arrhythmia Classification in Wireless Wearable Electrocardiogram Sensors," IEEE Transactions on Circuits and Systems I: Regular Papers, vol. 69, no. 1, pp. 38-400, Jan. 2022.

2021

  • M. Zhu, D. G. M. Mitchell, M. Lentmaier, and D. J. Costello, Jr., "Modeling a Sliding Window Decoder for Spatially Coupled LDPC Codes," Proc. IEEE Global Communications Conference (GLOBECOM), pp. 1-6, Madrid, Spain, Dec. 2021.
  • A. Gomez-Fonseca, R. Smarandache, and D. G. M. Mitchell, "Necessary and Sufficient Girth Conditions for LDPC Tanner Graphs with Denser Protographs," Proc. International Symposium on Topics in Coding, pp. 1-5, Montreal, Canada, Aug. 2021.
  • A. D. Cummins*, D. G. M. Mitchell, and D. J. Costello, Jr., "Iterative Threshold Decoding of Spatially Coupled, Parallel-Concatenated Codes," Proc. International Symposium on Topics in Coding, pp. 1-5, Montreal, Canada, Aug. 2021.
  • R. Smarandache and D. G. M. Mitchell, "Necessary and Sufficient Girth Conditions for Tanner Graphs of Quasi-Cyclic LDPC Codes," Proc. IEEE International Symposium on Information Theory, pp. 380-385, Melbourne, Australia, July 2021.
  • S. Habib*, D. G. M. Mitchell, and J. Kliewer, “Nested Array-Based Spatially Coupled LDPC Codes,” IEEE Transactions on Communications, vol. 69, no. 6, pp. 3502-3516, June 2021.
  • D. G. M. Mitchell, P. M. Olmos, M. Lentmaier, and D. J. Costello, Jr., "Spatially-Coupled Generalized LDPC Codes: Asymptotic Analysis and Finite Length Scaling,” IEEE Transactions on Information Theory, vol. 67, no. 6, pp. 3708-3723, June 2021.
  • M. Zhu, D. G. M. Mitchell, M. Lentmaier, and D. J. Costello, Jr., "Adaptive Doping of Spatially Coupled LDPC codes," Proc. IEEE Information Theory Workshop, pp. 1-5, Riva del Garda, Italy, Apr. 2021.
  • P. M. Olmos, Y. Liu*, and D. G. M. Mitchell, "Low-density Parity-check (LDPC) Codes for 5G Communications," Wiley 5G Ref: The Essential 5G Reference Online (eds R. Tafazolli, C.‐L. Wang and P. Chatzimisios), Wiley & Sons, Jan. 2021.

2020

  • Y. Liu*, P. M. Olmos, and D. G. M. Mitchell, "On the Design of Generalized LDPC codes with Component BCJR Decoding," Proc. IEEE Global Communications Conference (GLOBECOM), pp. 1-6, Taipei, Taiwan, Dec. 2020.
  • M. Zhu, D. G. M. Mitchell, M. Lentmaier, and D. J. Costello, Jr., "Error Propagation Mitigation in Sliding Window Decoding of Braided Convolutional Codes," IEEE Transactions on Communications, vol. 68, no. 11, pp. 6683-6698, Nov. 2020.
  • M. Zhu, D. G. M. Mitchell, M. Lentmaier, and D. J. Costello, Jr., "Decoder Error Propagation Mitigation for Spatially Coupled LDPC Codes," Proc. International Symposium on Information Theory and Its Applications, pp. 175-179, Kapolei, HI, Oct. 2020.
  • S. Mo, L. Chen, D. J. Costello, Jr., D. G. M. Mitchell, R. Smarandache, and J. Qui, "Designing Protograph-Based Quasi-Cyclic Spatially Coupled LDPC Codes with Large Girth," IEEE Transactions on Communications, vol. 68, no. 9, pp. 5326-5337, Sept. 2020.
  • Y. Liu*, W. Tang, and D. G. M. Mitchell, "Efficient Implementation of a Threshold Modified Min-Sum Algorithm for LDPC Decoders," IEEE Transactions on Circuits and Systems II: Express Briefs, vol. 67, no. 9, pp. 1599-1603, Sept. 2020.
  • M. Zhu, D. G. M. Mitchell, M. Lentmaier, and D. J. Costello, Jr., "A Novel Design of Spatially Coupled LDPC Codes for Sliding Window Decoding," Proc. IEEE International Symposium on Information Theory, pp. 473-478, Los Angeles, CA, July 2020.
  • H. Hatami, D. G. M. Mitchell, D. J. Costello, Jr., and T. Fuja, “A Threshold-Based Min-Sum Algorithm to Lower the Error Floors of Quantized LDPC Decoders,” IEEE Transactions on Communications, vol. 68, no. 4, pp. 2005-2015, Apr. 2020.
  • H. Hatami, D. G. M. Mitchell, D. J. Costello, Jr., and T. Fuja, “Performance Bounds and Estimates for Quantized LDPC Decoders,” IEEE Transactions on Communications, vol. 68, no. 2, pp. 683-696, Feb. 2020.

2019

  • M. Battaglioni, F. Chiaraluce, M. Baldi, and D. G. M. Mitchell, “Efficient Search and Elimination of Harmful Objects for the Optimization of QC-SC-LDPC Codes,” Proc. IEEE Global Communications Conference, pp. 1-6, Waikoloa Village, HI, Dec. 2019.
  • D. Truhachev, D. G. M. Mitchell, M. Lentmaier, D. J. Costello Jr., and A. Karami, “Code Design Based on Connecting Spatially Coupled Chains,” IEEE Transactions on Information Theory, vol. 65, no. 9, pp. 5604-5617, Sept. 2019.
  • S. Habib*, D. G. M. Mitchell, and J. Kliewer, “Optimization of Nested Array-based LDPC Codes Via Spatial Coupling,” Proc. IEEE Information Theory Workshop, pp. 1-5, Visby, Sweden, Aug. 2019.
  • H. Hatami*, D. G. M. Mitchell, D. J. Costello, Jr., and T. Fuja, “A Modified Min-Sum Algorithm for Quantized LDPC Decoders,” Proc. IEEE International Symposium on Information Theory, pp. 2434-2438, Paris, France, July 2019.

2018

  • Y. Liu*, P. M. Olmos, and D. G. M. Mitchell, "Generalized LDPC codes for Ultra Reliable Low Latency Communication in 5G and Beyond," IEEE Access, Special Issue on Advances in Channel Coding for 5G and Beyond, vol. 6, no. 1, pp. 72002-72014, Dec. 2018.
  • D. J. Costello, Jr., D. G. M. Mitchell, P. M. Olmos, and M. Lentmaier, "Spatially Coupled Generalized LDPC Codes: Introduction and Overview," invited paper, Proc. IEEE International Symposium on Turbo Codes and Iterative Information Processing, pp. 1-6, Hong Kong, China, Dec. 2018.
  • A. Golmohammadi*, D. G. M. Mitchell, J. Kliewer, and Daniel J. Costello, Jr., "Encoding of Spatially Coupled LDGM Codes for Lossy Source Compression," IEEE Transactions on Communications, vol. 66, no. 11, pp. 5691-5703, Nov. 2018.
  • C. Zhou*, D. G. M. Mitchell, and R. Smarandache, "Free Pseudodistance Growth Rates for Spatially Coupled LDPC Codes over the BEC," Proc. IEEE Information Theory Workshop, pp. 96-100, Guangzhou, China, Nov. 2018.
  • Y. Liu*, P. M. Olmos, and D. G. M. Mitchell, "On Generalized LDPC codes for 5G Ultra Reliable Communication," Proc. IEEE Information Theory Workshop, pp. 81-85, Guangzhou, China, Nov. 2018.
  • A. Golmohammadi* and D. G. M. Mitchell, “Concatenated Spatially Coupled LDPC Codes for Joint Source Channel Coding,” Proc. IEEE International Symposium on Information Theory, pp. 631-635, Vail, CO, June 2018.
  • H. Hatami*, D. G. M. Mitchell, D. J. Costello, Jr., and T. Fuja, “Performance Bounds for Quantized Spatially Coupled LDPC Decoders Based on Absorbing Sets,” Proc. IEEE International Symposium on Information Theory, pp. 826-830, Vail, CO, June 2018.
  • M. Zhu, D. G. M. Mitchell, M. Lentmaier, Daniel J. Costello, Jr., and B. Bai, “Combating Error Propagation in Window Decoding of Braided Convolutional Codes,” Proc. IEEE International Symposium on Information Theory, pp. 1380-1384, Vail, CO, June 2018.
  • A. Mitbaa, C. Good*, S. Misra, D. G. M. Mitchell, and B. Parikh*, “RC-UDP: On Raptor Coding over UDP for Reliable High-Bandwidth Data Transport,” Proc. IEEE International Conference on Communications, pp. 1-6, St. Louis, MO, May 2018.
  • M. L. Grimes* and D. G. M. Mitchell, “Design of Nested Protograph-Based LDPC Codes with Low Error-Floors,“ Proc. IEEE Annual Computing and Communication Workshop and Conference (CCWC), pp. 575-579, Las Vegas, NV, Jan. 2018.

2017

  • P. M. Olmos, D. G. M. Mitchell, D. Truhachev, and D. J. Costello, Jr., “Continuous Transmission of Spatially-Coupled LDPC Code Chains,” IEEE Transactions on Communications, vol. 65, no. 12, pp. 5097-5109, Dec. 2017.
  • H. Hatami*, D. G. M. Mitchell, D. J. Costello, Jr., and T. Fuja, “Lower Bounds for Quantized LDPC Min-Sum Decoders based on Absorbing Sets,” Proc. 55th Annual Allerton Conference on Communication, Control, and Computing, pp. 694-699, Monticello, IL, Oct. 2017.
  • M. Zhu*, D. G. M. Mitchell, M. Lentmaier, D. J. Costello, Jr., and B. Bai, “Braided Convolutional Codes with Sliding Window Decoding,” IEEE Transactions on Communications, vol. 65, no. 9, pp. 3645-3658, Sept. 2017.
  • D. G. M. Mitchell and E. Rosnes, “Edge Spreading Design of High Rate Array-Based SC-LDPC Codes,” Proc. IEEE International Symposium on Information Theory, pp. 2950-2954, Aachen, Germany, June 2017.
  • L. Chen, S. Mo, D. J. Costello, Jr., D. G. M. Mitchell, and R. Smarandache, “A Protograph-Based Design of Quasi-Cyclic Spatially Coupled LDPC Codes,” Proc. IEEE International Symposium on Information Theory, pp. 1683-1687, Aachen, Germany, June 2017.

2016

  • A. Golmohammadi*, J. Kliewer, D. J. Costello, Jr., and D. G. M. Mitchell, “On the Windowed Encoding Complexity of SC-LDGM Codes for Lossy Source Compression,” Proc. International Symposium on Information Theory and Its Applications, pp. 627-631, Monterey, CA, Oct. 2016.
  • L. Wei*, D. G. M. Mitchell, T. E. Fuja, and D. J. Costello, Jr., “Design of Spatially Coupled LDPC Codes Over GF(q) for Windowed Decoding,” IEEE Transactions on Information Theory, vol. 62, no. 9, pp. 4781-4800, Sept. 2016.
  • D. G. M. Mitchell, A. E. Pusane, M. Lentmaier, and D. J. Costello, Jr., “On the Block Error Rate Performance of Spatially Coupled LDPC Codes for Streaming Applications,” Proc. IEEE Information Theory Workshop, pp. 236-240, Cambridge, UK, Sept. 2016.
  • D. J. Costello, Jr., M. Lentmaier, and D. G. M. Mitchell, “New Perspectives on Braided Convolutional Codes,” Proc. International Symposium on Turbo Codes and Iterative Information Processing, pp. 400-405, Brest, France, Sept. 2016.
  • A. Golmohammadi*, D. G. M. Mitchell, J. Kliewer, and D. J. Costello, Jr., “Windowed Encoding of Spatially Coupled LDGM Codes for Lossy Source Compression,” Proc. IEEE International Symposium on Information Theory, pp. 2084-2088, Barcelona, Spain, July 2016.
  • H. Hatami*, D. G. M. Mitchell, D. J. Costello, Jr., and T. Fuja, “Performance bounds for Quantized LDPC Decoders based on Absorbing Sets,” Proc. IEEE International Symposium on Information Theory, pp. 2539-2543, Barcelona, Spain, July 2016.
  • D. G. M. Mitchell, M. Lentmaier, A. E. Pusane, and D. J. Costello, Jr., “Randomly Punctured LDPC Codes,” IEEE Journal on Selected Areas in Communications, vol. 34, no. 2, pp. 408-421, Feb. 2016.

2015

  • M. Zhu*, D. G. M. Mitchell, M. Lentmaier, D. J. Costello, Jr., and B. Bai, “Window Decoding of Braided Convolutional Codes”, Proc. IEEE Information Theory Workshop, pp. 143-147, Jeju Island, Korea, Oct. 2015.
  • D. G. M. Mitchell, M. Lentmaier, and D. J. Costello, Jr., “Spatially Coupled LDPC Codes Constructed from Protographs,” IEEE Transactions on Information Theory, vol. 61, no. 9, pp. 4866-4889, Sep. 2015.
  • D. G. M. Mitchell, M. Lentmaier, A. E. Pusane, and D. J. Costello, Jr., “Approximating Thresholds of Punctured LDPC Codes on the AWGN Channel”, Proc. IEEE International Symposium on Information Theory, pp. 421-425, Hong Kong, China, June 2015.
  • P. Olmos, D. G. M. Mitchell, and D. J. Costello, Jr., "Analyzing the Finite-length Performance of Generalized LDPC Codes”, Proc. IEEE International Symposium on Information Theory, pp. 2683-2687, Hong Kong, China, June 2015.
  • K. Huang*, D. G. M. Mitchell, X. Ma, and D. J. Costello, Jr., “Asymptotic Distance Properties of Protograph-based Spatially Coupled LDPC Codes over GF(q)”, Proc. IEEE Information Theory Workshop, pp. 1-5, Jerusalem, Isreal, Apr. 2015.
  • K. Huang*, D. G. M. Mitchell, L. Wei*, X. Ma, and D. J. Costello, Jr., “Performance Comparison of LDPC Block and Spatially Coupled Codes over GF(q),” IEEE Transactions on Communications, vol. 63, no. 3, pp. 592-604, Mar. 2015.

2014

  • D. G. M. Mitchell, R. Smarandache, and D. J. Costello, Jr., “Quasi-Cyclic LDPC Codes Based on Pre-lifted Protographs,” IEEE Transactions on Information Theory, vol. 60, no. 10, pp. 5856-5874, Oct. 2014.
  • D. G. M. Mitchell, M. Lentmaier, A. E. Pusane, and D. J. Costello, Jr., “Randomly Punctured Spatially Coupled LDPC Codes ”, Proc. International Symposium on Turbo Codes and Iterative Information Processing, pp. 1-6, Bremen, Germany, Aug. 2014.
  • P. Olmos, D. G. M. Mitchell, D. Truhachev, and D. J. Costello, Jr., “Improving the finite-length performance of long SC-LDPC code chains by connecting consecutive chains”, Proc. International Symposium on Turbo Codes and Iterative Information Processing, pp. 72-76, Bremen, Germany, Aug. 2014.
  • D. J. Costello, Jr., L. Dolecek, T. E. Fuja, J. Kliewer, D. G. M. Mitchell, and R. Smarandache, “Spatially Coupled Sparse Codes on Graphs - Theory and Practice,” IEEE Communications Magazine, vol. 52, no. 7, pp. 168-176, July 2014.
  • D. G. M. Mitchell, L. Dolecek, and D. J. Costello, Jr., “Breaking Absorbing Sets in Array-Based Spatially Coupled LDPC Codes”, Proc. IEEE International Symposium on Information Theory, pp. 886-890, Honolulu, HI, June 2014.
  • K. Huang*, D. G. M. Mitchell, L. Wei*, X. Ma, and D. J. Costello, Jr., “Performance Comparison of Non-Binary LDPC Block and Spatially Coupled Codes”, Proc. IEEE International Symposium on Information Theory, pp. 876-880, Honolulu, HI, June 2014.
  • L. Wei*, K.-A. Toshiaki, D. G. M. Mitchell, T. E. Fuja, and D. J. Costello, Jr., “Threshold Analysis of Non-Binary Spatially-Coupled LDPC Codes with Windowed Decoding”, Proc. IEEE International Symposium on Information Theory, pp. 881-885, Honolulu, HI, June 2014.
  • L. Wei*, K. Huang*, D. G. M. Mitchell, T. E. Fuja, and D. J. Costello, Jr., “Performance Comparison of Non-Binary LDPC Block and Spatially Coupled Codes”, Proc. Information Theory and Applications Workshop, pp. 1-2, San Diego, CA, Feb. 2014.

2013

  • H. Zhou*, D. G. M. Mitchell, N. Goertz, and D. J. Costello, Jr., “Robust Rate-Compatible Punctured LDPC Convolutional Codes,” IEEE Transactions on Communications, vol. 61, no. 11, pp. 4428-4439, Nov. 2013.
  • P. Olmos, D. G. M. Mitchell, D. Truhachev, and D. J. Costello Jr., “A Finite Length Performance Analysis of LDPC Codes Constructed by Connecting Spatially Coupled Chains”, Proc. IEEE Information Theory Workshop, pp. 1-5, Seville, Spain, Sept. 2013.
  • D. G. M. Mitchell, M. Lentmaier, and D. J. Costello Jr., “On the Minimum Distance of Generalized Spatially Coupled LDPC Codes”, Proc. IEEE International Symposium on Information Theory, pp. 1874-1878, Istanbul, Turkey, July 2013.
  • D. G. M. Mitchell, A. E. Pusane, and D. J. Costello, Jr., “Minimum Distance and Trapping Set Analysis of LDPC Convolutional Codes,” IEEE Transactions on Information Theory, vol. 59, no. 1, pp. 254-281, Jan. 2013.

2012

  • D. G. M. Mitchell, K. Kasai, M. Lentmaier, and D. J. Costello Jr., “Asymptotic Analysis of Spatially Coupled MacKay-Neal and Hsu-Anastasopoulos LDPC Codes”, Proc. International Symposium on Information Theory and its Applications, pp. 337-341, Honolulu, HI, Oct. 2012.
  • D. G. M. Mitchell, R. Smarandache, and D. J. Costello Jr., “Constructing Good QC-LDPC Codes by Pre-lifting Protographs Pre-lifted Protographs”, Proc. IEEE Information Theory Workshop, pp. 202-206, Lausanne, Switzerland, Sept. 2012.
  • H. Zhou*, D. G. M. Mitchell, N. Goertz, and D. J. Costello Jr., “A Puncturing Algorithm for Rate-Compatible LDPC Convolutional Codes”, winner of best student paper, Proc. International Symposium on Turbo Codes and Iterative Information Processing, pp. 255-259, Gothenburg, Sweden, Aug. 2012.
  • D. Truhachev, D. G. M. Mitchell, M. Lentmaier, and D. J. Costello Jr., “Improving Spatially Coupled LDPC Codes by Connecting Chains”, Proc. IEEE International Symposium on Information Theory, pp. 468-472, Boston, MA, July 2012.
  • H. Zhou*, D. G. M. Mitchell, N. Goertz, and D. J. Costello Jr., “Distance Spectrum Estimation of LDPC Convolutional Codes”, Proc. IEEE International Symposium on Information Theory, pp. 473-477, Boston, MA, July 2012.
  • D. Truhachev, D. G. M. Mitchell, M. Lentmaier, and D. J. Costello Jr., “Connecting Spatially Coupled LDPC Code Chains”, Proc. IEEE International Conference on Communications, pp. 2176-2180, Ottawa, Canada, June 2012.
  • D. Truhachev, D. G. M. Mitchell, M. Lentmaier, and D. J. Costello Jr., “New Codes on Graphs Constructed by Connecting Spatially Coupled Chains”, Proc. Information Theory and Applications Workshop, pp. 392-397, San Diego, CA, Feb. 2012.

2011

  • D. G. M. Mitchell, R. Smarandache, and D. J. Costello Jr., “Quasi-Cyclic LDPC Codes Based on Pre-lifted Protographs”, Proc. IEEE Information Theory Workshop, pp. 350-354, Paraty, Brazil, Oct. 2011.
  • D. G. M. Mitchell, A. E. Pusane, M. Lentmaier, and D. J. Costello Jr., “Exact Free Distance and Trapping Set Growth Rates for LDPC Convolutional Codes”, Proc. IEEE International Symposium on Information Theory, pp. 1096-1100, St. Petersburg, Russia, July 2011.
  • R. Smarandache, D. G. M. Mitchell, and D. J. Costello Jr., “Partially-Quasi-Cyclic Protograph-Based LDPC Codes”, Proc. IEEE International Conference on Communications, pp. 1-5, Kyoto, Japan, June 2011.
  • D. G. M. Mitchell, M. Lentmaier, and D. J. Costello Jr., “AWGN Channel Analysis of terminated LDPC Convolutional Codes”, Proc. Information Theory and Applications Workshop, pp. 1-5, San Diego, CA, Feb. 2011.

2010

  • M. Lentmaier, D. G. M. Mitchell, G. P. Fettweis, and D. J. Costello Jr., "Asymptotically Good LDPC Convolutional Codes with AWGN Channel Thresholds Close to the Shannon Limit", Proc. 6th International Symposium on Turbo Codes & Iterative Information Processing, pp. 324-328, Brest, France, Sept. 2010.
  • D. G. M. Mitchell, R. Smarandache, M. Lentmaier, and D. J. Costello Jr., “Quasi-Cyclic Asymptotically Regular LDPC Codes”, Proc. IEEE Information Theory Workshop, pp. 1-5, Dublin, Ireland, Aug. 2010.
  • D. G. M. Mitchell, M. Lentmaier, and D. J. Costello Jr., “New Families of LDPC Block Codes Formed by Terminating Irregular Protograph-Based LDPC Convolutional Codes”, Proc. IEEE International Symposium on Information Theory, pp. 824-828, Austin, TX, June 2010.
  • M. Lentmiaer, D. G. M. Mitchell, G. P. Fettweis, and D. J. Costello Jr., “Asymptotically Regular LDPC Codes with Linear Distance Growth and Thresholds Close to Capacity”, Proc. Information Theory and Applications Workshop, pp. 1-8, San Diego, CA, Feb. 2010.

2009

  • D. G. M. Mitchell, A. E. Pusane, and D. J. Costello Jr., “Trapping Set Analysis of LDPC Convolutional Codes”, Proc. IEEE International Symposium on Information Theory, pp. 561-565, Seoul, South Korea, June 2009.
  • D. G. M. Mitchell, A. E. Pusane, and D. J. Costello Jr., “Asymptotic Trapping Set Analysis of Regular Protograph-Based LDPC Convolutional Codes”, Proc. Information Theory and Applications Workshop, pp. 264-271, San Diego, CA, Feb. 2009.

2008

  • D. G. M. Mitchell, A. E. Pusane, N. Goertz, and D. J. Costello Jr., “Free Distance Bounds for Regular Asymptotically Good LDPC Convolutional Codes based on Protographs”, Proc. International Symposium on Turbo Codes and Related Topics, pp. 408-413, Lausanne, Switzerland, Sept. 2008.
  • D. G. M. Mitchell, A.E. Pusane, K. Sh. Zigangirov, and D. J. Costello Jr., “Asymptotically Good LDPC Convolutional Codes based on Protographs”, Proc. IEEE International Symposium on Information Theory, pp. 1030-1034, Toronto, Canada, July 2008.
  • D. G. M. Mitchell, L. O’Carroll, and N. Goertz, “Towards Efficient Encoding Using Polynomials”, Proc. International ITG Conference on Source and Channel Coding, pp. 1-6, Ulm, Germany, Jan. 2008.

2007

  • D. G. M. Mitchell and D. C. Heggie, “Exact equilibria of a stellar system in a linearized tidal field,” Monthly Notices of the Royal Astronomical Society, vol. 376, pp. 705-708, 2007.
  • D. G. M. Mitchell, L. O’Carroll, and N. Goertz, "A New Method of Encoding Block Codes with Polynomials", Proc. International Symposium on Communication Theory and Applications, pp. 1-5, Ambleside, England, July 2007.

Poster presentations:

  • [P18] M. Moradi* and D. G. M. Mitchell, "PAC Code Rate-Profile Design Using the Search Constrained Optimization Algorithms," North American School of Information Theory, Philadelphia, PA, June 2023.
  • [P17] M. Alinia* and D. G. M. Mitchell, "Optimizing Parameters in Soft-hard BPGD for Lossy Source Coding," North American School of Information Theory, Philadelphia, PA, June 2023.
  • [P16] A. Cummins* and D. G. M. Mitchell, “Iterative APP Decoding of Braided Convolutional Codes,” New Mexico Academy of Science Research Symposium, Albuquerque, NM, Oct. 2019.
  • [P15] A. Golmohammadi* and D. G. M. Mitchell, “Concatenated Spatially Coupled LDPC Codes for Joint Source-Channel Coding,” New Mexico Academy of Science Research Symposium, Albuquerque, NM, Oct. 2019.
  • [P14] Y. Liu*, P. M. Olmos, and D. G. M. Mitchell, “On Generalized LDPC Codes for 5G Ultra Reliable Communication,” New Mexico Academy of Science Research Symposium, Albuquerque, NM, Oct. 2019.
  • [P13] A. D Cummins*, D. G. M. Mitchell, and D. J. Costello, Jr. "Iterative APP Threshold Decoding of Braided Convolutional Codes," 12th Annual North American School of Information Theory, Boston, MA, July 2019.
  • [P12] A. Golmohammadi* and D. G. M. Mitchell, "Joint Source-Channel Coding with Spatially Coupled LDPC Codes," New Mexico Academy of Science Research Symposium, Albuquerque, NM, Oct. 2018.
  • [P11] Y. Liu*, P. M. Olmos, and D. G. M. Mitchell, "On Generalized LDPC Codes for 5G Ultra Reliable Communication," 8th Spanish Workshop of Signal Processing, Communication and Information Theory, A Coruna, Spain, Sept. 2018.
  • [P10] A. Golmohammadi* and D. G. M. Mitchell, “Joint Source-Channel Coding with Spatially Coupled LDPC Codes,” 11th Annual North American School of Information Theory, Texas A&M University, College Station, May 2018.
  • [P9] A. Golmohammadi* and D. G. M. Mitchell, “Encoding of Spatially Coupled LDGM Codes for Lossy Source Compression,” New Mexico Graduate Research Symposium, Las Cruces, NM, April 2018.
  • [P8] A. Golmohammadi*, D. G. M. Mitchell, J. Kliewer, and D. J. Costello, Jr., “Encoding of Spatially Coupled LDGM Codes for Lossy Source Compression,” 10th Annual North American School of Information Theory, Georgia Tech University, Atlanta, GA, June 2017.
  • [P7] H. Hatami*, D. G. M. Mitchell, D. J. Costello, Jr., and T. Fuja, “Lower bounds for Quantized LDPC Min- Sum Decoders Based on Absorbing Sets,” 10th Annual North American School of Information Theory, Georgia Tech University, Atlanta, GA, June 2017.
  • [P6] H. Hatami*, D. G. M. Mitchell, D. J. Costello, Jr., and T. Fuja, “Performance bounds for Quantized LDPC Decoders,” 9th Annual North American School of Information Theory, Duke University, Durham, NC, June 2016.
  • [P5] M. Zhu*, D. G. M. Mitchell, M. Lentmaier, D. J. Costello, Jr., and B. Bai, “Window Decoding of Braided Convolutional Codes,” 8th Annual North American School of Information Theory, La Jolla, CA, Aug. 2015.
  • [P4] H. Hatami*, D. G. M. Mitchell, D. J. Costello, Jr., and T. Fuja, “Performance Bounds for Quantized LDPC Decoders based on Absorbing Sets,” 8th Annual North American School of Information Theory, La Jolla, CA, Aug. 2015.
  • [P3] K. Huang*, D. G. M. Mitchell, L. Wei*, X. Ma, and D. J. Costello, Jr., “Performance Comparison of Non- Binary LDPC Block and Spatially Coupled Codes,” 7th Annual North American School of Information Theory, Fields Institute for Research in Mathematical Sciences, Toronto, Canada, June 2014.
  • [P2] D. G. M. Mitchell, R. Smarandache, and D. J. Costello Jr., “Constructing Good QC-LDPC Codes by Pre- lifting Protographs,” Proc. IEEE Information Theory Workshop, Lausanne, Switzerland, Sept. 2012.
  • [P1] D. G. M. Mitchell, L. O’Carroll, and N. Goertz, “Towards Efficient Encoding Using Polynomials,” Proc. International ITG Conference on Source and Channel Coding, Ulm, Germany, Jan. 2008.