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Retrieval-Augmented Generation (RAG) is an emerging approach in natural language processing that combines large language models (LLMs) with external document retrieval to produce more accurate and grounded responses. While RAG has shown…

Cryptography and Security · Computer Science 2025-09-25 Atousa Arzanipour , Rouzbeh Behnia , Reza Ebrahimi , Kaushik Dutta

This work studies approximation based on single-hidden-layer feedforward and recurrent neural networks with randomly generated internal weights. These methods, in which only the last layer of weights and a few hyperparameters are optimized,…

Probability · Mathematics 2021-02-17 Lukas Gonon , Lyudmila Grigoryeva , Juan-Pablo Ortega

Return-Oriented Programming (ROP) is a typical attack technique that exploits return addresses to abuse existing code repeatedly. Most of the current return address protecting mechanisms (also known as the Backward-Edge Control-Flow…

Cryptography and Security · Computer Science 2020-07-16 Jinfeng Li , Liwei Chen , Qizhen Xu , Linan Tian , Gang Shi , Kai Chen , Dan Meng

Recurrent neural networks (RNNs) have proved effective at one dimensional sequence learning tasks, such as speech and online handwriting recognition. Some of the properties that make RNNs suitable for such tasks, for example robustness to…

Artificial Intelligence · Computer Science 2007-05-23 Alex Graves , Santiago Fernandez , Juergen Schmidhuber

Although TLS is used on a daily basis by many critical applications, the public-key infrastructure that it relies on still lacks an adequate revocation mechanism. An ideal revocation mechanism should be inexpensive, efficient, secure, and…

Cryptography and Security · Computer Science 2016-08-31 Pawel Szalachowski , Laurent Chuat , Taeho Lee , Adrian Perrig

Recurrent neural networks (RNNs) are capable of learning features and long term dependencies from sequential and time-series data. The RNNs have a stack of non-linear units where at least one connection between units forms a directed cycle.…

Neural and Evolutionary Computing · Computer Science 2018-02-26 Hojjat Salehinejad , Sharan Sankar , Joseph Barfett , Errol Colak , Shahrokh Valaee

Not all people are equally easy to identify: color statistics might be enough for some cases while others might require careful reasoning about high- and low-level details. However, prevailing person re-identification(re-ID) methods use…

Computer Vision and Pattern Recognition · Computer Science 2018-10-03 Yan Wang , Lequn Wang , Yurong You , Xu Zou , Vincent Chen , Serena Li , Gao Huang , Bharath Hariharan , Kilian Q. Weinberger

In this paper, we consider the problem of constraint management in Linear Periodic (LP) systems using Reference Governors (RG). First, we present the periodic-invariant maximal output admissible sets for LP systems. We extend the earlier…

Optimization and Control · Mathematics 2018-04-26 Hamid R. Ossareh

Large language models (LLMs) with long-context processing are still challenging because of their implementation complexity, training efficiency and data sparsity. To address this issue, a new paradigm named Online Long-context Processing…

Artificial Intelligence · Computer Science 2024-09-27 Lewei He , Tianyu Shi , Pengran Huang , Bingzhi Chen , Qianglong Chen , Jiahui Pan

Long short-term memory recurrent neural networks (LSTM-RNNs) are considered state-of-the art in many speech processing tasks. The recurrence in the network, in principle, allows any input to be remembered for an indefinite time, a feature…

Audio and Speech Processing · Electrical Eng. & Systems 2020-09-02 Jeroen Zegers , Hugo Van hamme

Although substantial efforts have been made to mitigate catastrophic forgetting in continual learning, the intrinsic mechanisms are not well understood. In this work, we demonstrate the existence of "pseudo forgetting": the performance…

Machine Learning · Computer Science 2025-06-10 Huashan Sun , Yizhe Yang , Yinghao Li , Jiawei Li , Yang Gao

Language models (LMs) now excel at many tasks such as few-shot learning, question answering, reasoning, and dialog. However, they sometimes generate unsupported or misleading content. A user cannot easily determine whether their outputs are…

Efficient user revocation is a necessary but challenging problem in many multi-user cryptosystems. Among known approaches, server-aided revocation yields a promising solution, because it allows to outsource the major workloads of system…

Cryptography and Security · Computer Science 2018-01-25 San Ling , Khoa Nguyen , Huaxiong Wang , Juanyang Zhang

The use of unsafe programming languages still remains one of the major root causes of software vulnerabilities. Although well-known defenses that detect and mitigate memory-safety related issues exist, they don't address the challenge of…

Cryptography and Security · Computer Science 2023-04-24 Merve Gülmez , Thomas Nyman , Christoph Baumann , Jan Tobias Mühlberg

Reducible codes for the rank metric were introduced for cryptographic purposes. They have fast encoding and decoding algorithms, include maximum rank distance (MRD) codes and can correct many rank errors beyond half of their minimum rank…

Information Theory · Computer Science 2017-08-07 Umberto Martínez-Peñas

State-of-the-art solutions in the areas of "Language Modelling & Generating Text", "Speech Recognition", "Generating Image Descriptions" or "Video Tagging" have been using Recurrent Neural Networks as the foundation for their approaches.…

Machine Learning · Computer Science 2019-12-13 Robin M. Schmidt

With the recent remarkable advancement of large language models (LLMs), there has been a growing interest in utilizing them in the domains with highly sensitive data that lies outside their training data. For this purpose,…

Cryptography and Security · Computer Science 2025-11-13 Tatsuki Koga , Ruihan Wu , Zhiyuan Zhang , Kamalika Chaudhuri

Retrieval-Augmented Generation (RAG) compensates for the static knowledge limitations of Large Language Models (LLMs) by integrating external knowledge, producing responses with enhanced factual correctness and query-specific…

Computation and Language · Computer Science 2025-05-21 Ruobing Yao , Yifei Zhang , Shuang Song , Neng Gao , Chenyang Tu

Existing formalisms for the algebraic specification and representation of networks of reversible agents suffer some shortcomings. Despite multiple attempts, reversible declensions of the Calculus of Communicating Systems (CCS) do not offer…

Logic in Computer Science · Computer Science 2021-03-30 Clément Aubert , Doriana Medić

One of the major limitations for the employment of model-based planning and scheduling in practical applications is the need of costly re-planning when an incongruence between the observed reality and the formal model is encountered during…

Artificial Intelligence · Computer Science 2019-11-19 Michael Cashmore , Alessandro Cimatti , Daniele Magazzeni , Andrea Micheli , Parisa Zehtabi
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