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Tamper-resistance is a fundamental software security research area. Many approaches have been proposed to thwart specific procedures of tampering, e.g., obfuscation and self-checksumming. However, to our best knowledge, none of them can…

密码学与安全 · 计算机科学 2015-06-10 Hui Xu , Yangfan Zhou , Michael R. Lyu

Finite alphabet iterative decoders (FAIDs) for LDPC codes were recently shown to be capable of surpassing the Belief Propagation (BP) decoder in the error floor region on the Binary Symmetric channel (BSC). More recently, the technique of…

信息论 · 计算机科学 2012-07-20 Shiva Kumar Planjery , Bane Vasic , David Declercq

Self-consistency has emerged as a popular technique for improving large language model accuracy on reasoning tasks. The approach is straightforward: generate multiple reasoning paths and select the most common answer through majority…

人工智能 · 计算机科学 2026-01-13 Deep Mehta

In Non - ergodic belief networks the posterior belief OF many queries given evidence may become zero.The paper shows that WHEN belief propagation IS applied iteratively OVER arbitrary networks(the so called, iterative OR loopy belief…

人工智能 · 计算机科学 2012-12-12 Rina Dechter , Robert Mateescu

Message passing type algorithms such as the so-called Belief Propagation algorithm have recently gained a lot of attention in the statistics, signal processing and machine learning communities as attractive algorithms for solving a variety…

离散数学 · 计算机科学 2016-03-10 David Gamarnik , Devavrat Shah , Yehua Wei

This paper presents a generalized construction of RS-SPC product codes. A low-complexity joint-decoding scheme is proposed for these codes, in which a BP-based iterative decoding is performed based on the binary expansion of the whole…

信息论 · 计算机科学 2021-12-21 Mingyang Zhu , Ming Jiang , Chunming Zhao

This paper discusses scalability of standard genetic programming (GP) and the probabilistic incremental program evolution (PIPE). To investigate the need for both effective mixing and linkage learning, two test problems are considered:…

神经与进化计算 · 计算机科学 2007-05-23 Radovan Ondas , Martin Pelikan , Kumara Sastry

We present a novel inference algorithm for arbitrary, binary, undirected graphs. Unlike loopy belief propagation, which iterates fixed point equations, we directly descend on the Bethe free energy. The algorithm consists of two phases,…

人工智能 · 计算机科学 2013-01-14 Max Welling , Yee Whye Teh

A product code with single parity-check component codes can be described via the tools of a multi-kernel polar code, where the rows of the generator matrix are chosen according to the constraints imposed by the product code construction.…

On modern parallel architectures, the cost of synchronization among processors can often dominate the cost of floating-point computation. Several modifications of the existing methods have been proposed in order to keep the communication…

分布式、并行与集群计算 · 计算机科学 2019-12-10 Qinmeng Zou , Frederic Magoules

Compressive sensing (CS) is a sampling technique designed for reducing the complexity of sparse data acquisition. One of the major obstacles for practical deployment of CS techniques is the signal reconstruction time and the high storage…

信息论 · 计算机科学 2011-07-12 Wei Dai , Olgica Milenkovic , Hoa Vin Pham

Deferred update replication (DUR) is an established approach to implementing highly efficient and available storage. While the throughput of read-only transactions scales linearly with the number of deployed replicas in DUR, the throughput…

分布式、并行与集群计算 · 计算机科学 2013-12-04 Leandro Pacheco , Daniele Sciascia , Fernando Pedone

Simulation results illustrating the performance and complexity of the sequential successive cancellation decoding algorithm are presented for the case of polar subcodes with Arikan and large kernels, as well as for extended BCH\ codes.…

信息论 · 计算机科学 2020-12-16 Peter Trifonov

Non-binary low-density parity-check (LDPC) codes have some advantages over their binary counterparts, but unfortunately their decoding complexity is a significant challenge. The iterative hard- and soft-reliability based majority-logic…

信息论 · 计算机科学 2015-06-22 Chenrong Xiong , Zhiyuan Yan

Belief Propagation (BP) is a simple probabilistic inference algorithm, consisting of passing messages between nodes of a graph representing a probability distribution. Its analogy with a neural network suggests that it could have…

人工智能 · 计算机科学 2024-03-20 Vincent Bouttier , Renaud Jardri , Sophie Deneve

Multi-task learning of dense prediction tasks, by sharing both the encoder and decoder, as opposed to sharing only the encoder, provides an attractive front to increase both accuracy and computational efficiency. When the tasks are similar,…

计算机视觉与模式识别 · 计算机科学 2022-08-22 Naresh Kumar Gurulingan , Elahe Arani , Bahram Zonooz

We present new message passing algorithms for performing inference with graphical models. Our methods are designed for the most difficult inference problems where loopy belief propagation and other heuristics fail to converge. Belief…

人工智能 · 计算机科学 2022-07-19 Anna Grim , Pedro Felzenszwalb

This paper addresses the problem of distributed learning of average belief with sequential observations, in which a network of $n>1$ agents aim to reach a consensus on the average value of their beliefs, by exchanging information only with…

多智能体系统 · 计算机科学 2018-11-20 Kaiqing Zhang , Yang Liu , Ji Liu , Mingyan Liu , Tamer Başar

Let F be a uniformly distributed random k-SAT formula with n variables and m clauses. Non-rigorous statistical mechanics ideas have inspired a message passing algorithm called Belief Propagation Guided Decimation for finding satisfying…

组合数学 · 数学 2017-11-29 Amin Coja-Oghlan , Angelica Y. Pachon-Pinzon

Convergence of classical parallel iterations is detected by performing a reduction operation at each iteration in order to compute a residual error relative to a potential solution vector. To efficiently run asynchronous iterations,…

分布式、并行与集群计算 · 计算机科学 2024-01-01 Frédéric Magoulès , Guillaume Gbikpi-Benissan