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Lower Bounds for Linear Locally Decodable Codes and Private Information Retrieval

The main result of this work is an exponential lower-bound on the length of linear codes that allow to recover each desired information bit by probing the corrupted codeword at two (random) positions.


Comments: Authored by O. Goldreich, H. Karloff, L. Schulman and L. Trevisan. Appeared in



Oded Goldreich
2003-07-30