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Executing a control sequence requires computation. While this is a simple observation, developing a framework that relates a controller's required computation to its ability to successfully control a system (e.g. lower control cost) is…

Systems and Control · Electrical Eng. & Systems 2025-10-03 Justin Ting , Jing Shuang Li

We present relaxed notions of simulation and bisimulation on Probabilistic Automata (PA), that allow some error epsilon. When epsilon is zero we retrieve the usual notions of bisimulation and simulation on PAs. We give logical…

Formal Languages and Automata Theory · Computer Science 2011-07-07 Mathieu Tracol , Josée Desharnais , Abir Zhioua

We introduce a new class of tree-based models, P-Trees, for analyzing (unbalanced) panel of individual asset returns, generalizing high-dimensional sorting with economic guidance and interpretability. Under the mean-variance efficient…

Machine Learning · Computer Science 2025-02-05 Lin William Cong , Guanhao Feng , Jingyu He , Xin He

We consider the problem of minimising the number of states in a multiplicity tree automaton over the field of rational numbers. We give a minimisation algorithm that runs in polynomial time assuming unit-cost arithmetic. We also show that a…

Formal Languages and Automata Theory · Computer Science 2019-03-14 Stefan Kiefer , Ines Marusic , James Worrell

External neural memory structures have recently become a popular tool for algorithmic deep learning (Graves et al. 2014, Weston et al. 2014). These models generally utilize differentiable versions of traditional discrete memory-access…

Neural and Evolutionary Computing · Computer Science 2017-03-07 Greg Yang , Alexander M. Rush

The classes of depth-bounded and name-bounded processes are fragments of the pi-calculus for which some of the decision problems that are undecidable for the full calculus become decidable. P is depth-bounded at level k if every reduction…

Logic in Computer Science · Computer Science 2017-09-05 Hans Hüttel

Bounded self-certification in Turing machines fails because self-simulation necessarily incurs a strictly positive temporal overhead. We translate this operational constraint into a domain-theoretic framework, defining an operator that…

Logic in Computer Science · Computer Science 2026-03-09 Miara Sung

We describe Imandra, a modern computational logic theorem prover designed to bridge the gap between decision procedures such as SMT, semi-automatic inductive provers of the Boyer-Moore family like ACL2, and interactive proof assistants for…

Logic in Computer Science · Computer Science 2020-04-23 Grant Olney Passmore , Simon Cruanes , Denis Ignatovich , Dave Aitken , Matt Bray , Elijah Kagan , Kostya Kanishev , Ewen Maclean , Nicola Mometto

This paper presents a new abstract method for proving lower bounds in computational complexity. Based on the notion of topological and measurable entropy for dynamical systems, it is shown to generalise three previous lower bounds results…

Computational Complexity · Computer Science 2024-10-18 Thomas Seiller , Luc Pellissier , Ulysse Léchine

Backpropagation is inherently sequential across depth, creating an $O(K)$-deep dependency chain that bottlenecks parallel training. While parallel-scan formulations theoretically reduce this depth to $O(\log K)$, they are computationally…

Machine Learning · Computer Science 2026-05-12 Shaun Christopher Lee , Sangeetha Abdu Jyothi

A long-standing aim of quantum information research is to understand what gives quantum computers their advantage. This requires separating problems that need genuinely quantum resources from those for which classical resources are enough.…

Quantum Physics · Physics 2018-03-07 Niklas Johansson , Jan-Åke Larsson

We present PAODING, a toolkit to debloat pretrained neural network models through the lens of data-free pruning. To preserve the model fidelity, PAODING adopts an iterative process, which dynamically measures the effect of deleting a neuron…

Machine Learning · Computer Science 2025-06-19 Mark Huasong Meng , Hao Guan , Liuhuo Wan , Sin Gee Teo , Guangdong Bai , Jin Song Dong

We prove tight lower bounds for the following variant of the counting problem considered by Aaronson, Kothari, Kretschmer, and Thaler (2020). The task is to distinguish whether an input set $x\subseteq [n]$ has size either $k$ or…

Quantum Physics · Physics 2024-05-08 Aleksandrs Belovs , Ansis Rosmanis

This paper proposes a novel split learning framework with multiple end-systems in order to realize privacypreserving deep neural network computation. In conventional split learning frameworks, deep neural network computation is separated…

Machine Learning · Computer Science 2021-08-16 Joongheon Kim , Seunghoon Park , Soyi Jung , Seehwan Yoo

While it is well known that a Turing machine equipped with the ability to flip a fair coin cannot compute more that a standard Turing machine, we show that this is not true for a biased coin. Indeed, any oracle set $X$ may be coded as a…

Other Computer Science · Computer Science 2007-05-23 Toby Ord , Tien D. Kieu

Parallel reasoning enhances Large Reasoning Models (LRMs) but incurs prohibitive costs due to futile paths caused by early errors. To mitigate this, path pruning at the prefix level is essential, yet existing research remains fragmented…

Computation and Language · Computer Science 2026-04-20 Jiaxi Bi , Tongxu Luo , Wenyu Du , Zhengyang Tang , Benyou Wang

We present a novel class of proof-of-position algorithms: Tree-Proof-of-Position (T-PoP). This algorithm is decentralised, collaborative and can be computed in a privacy preserving manner, such that agents do not need to reveal their…

Data Structures and Algorithms · Computer Science 2024-06-05 Aida Manzano Kharman , Pietro Ferraro , Homayoun Hamedmoghadam , Robert Shorten

The nearing end of Moore's Law has been driving the development of domain-specific hardware tailored to solve a special set of problems. Along these lines, probabilistic computing with inherently stochastic building blocks (p-bits) have…

Hardware Architecture · Computer Science 2022-11-23 Navid Anjum Aadit , Andrea Grimaldi , Giovanni Finocchio , Kerem Y. Camsari

The Neural Turing Machine (NTM) is more expressive than all previously considered models because of its external memory. It can be viewed as a broader effort to use abstract external Interfaces and to learn a parametric model that interacts…

Machine Learning · Computer Science 2016-01-13 Wojciech Zaremba , Ilya Sutskever

Advancements in clinical Brain-Computer Interfaces (BCIs) depend on precise and reliable signal interpretation. However, the high-dimensional and noisy nature of data captured from both implanted and non-implanted BCIs poses significant…

Neurons and Cognition · Quantitative Biology 2026-05-20 Elena C Offenberg , Dirk Keller , Mariska J Vansteensel , Zachary V Freudenburg , Nick F Ramsey , Julia Berezutskaya