Search Results for author: Matthew England

Found 16 papers, 0 papers with code

Lessons on Datasets and Paradigms in Machine Learning for Symbolic Computation: A Case Study on CAD

no code implementations24 Jan 2024 Tereso del Río, Matthew England

Symbolic Computation algorithms and their implementation in computer algebra systems often contain choices which do not affect the correctness of the output but can significantly impact the resources required: such choices can benefit from having them made separately for each problem via a machine learning model.

Data Augmentation for Mathematical Objects

no code implementations13 Jul 2023 Tereso del Rio, Matthew England

This paper discusses and evaluates ideas of data balancing and data augmentation in the context of mathematical objects: an important topic for both the symbolic computation and satisfiability checking communities, when they are making use of machine learning techniques to optimise their tools.

Data Augmentation

Generating Elementary Integrable Expressions

no code implementations27 Jun 2023 Rashid Barket, Matthew England, Jürgen Gerhard

There has been an increasing number of applications of machine learning to the field of Computer Algebra in recent years, including to the prominent sub-field of Symbolic Integration.

Explainable AI Insights for Symbolic Computation: A case study on selecting the variable ordering for cylindrical algebraic decomposition

no code implementations24 Apr 2023 Lynn Pickering, Tereso Del Rio Almajano, Matthew England, Kelly Cohen

In recent years there has been increased use of machine learning (ML) techniques within mathematics, including symbolic computation where it may be applied safely to optimise or select algorithms.

Explainable Artificial Intelligence (XAI)

SC-Square: Future Progress with Machine Learning?

no code implementations9 Sep 2022 Matthew England

The algorithms employed by our communities are often underspecified, and thus have multiple implementation choices, which do not effect the correctness of the output, but do impact the efficiency or even tractability of its production.

A machine learning based software pipeline to pick the variable ordering for algorithms with polynomial inputs

no code implementations22 May 2020 Dorian Florescu, Matthew England

It may seem that the probabilistic nature of ML tools would invalidate the exact results prized by such software, however, the algorithms which underpin the software often come with a range of choices which are good candidates for ML application.

BIG-bench Machine Learning

Polynomial Superlevel Set Representation of the Multistationarity Region of Chemical Reaction Networks

no code implementations17 Mar 2020 AmirHosein Sadeghimanesh, Matthew England

In this paper we introduce a new representation for the multistationarity region of a reaction network, using polynomial superlevel sets.

Improved cross-validation for classifiers that make algorithmic choices to minimise runtime without compromising output correctness

no code implementations28 Nov 2019 Dorian Florescu, Matthew England

Our topic is the use of machine learning to improve software by making choices which do not compromise the correctness of the output, but do affect the time taken to produce such output.

Algorithmically generating new algebraic features of polynomial systems for machine learning

no code implementations3 Jun 2019 Dorian Florescu, Matthew England

There are a variety of choices to be made in both computer algebra systems (CASs) and satisfiability modulo theory (SMT) solvers which can impact performance without affecting mathematical correctness.

BIG-bench Machine Learning

Comparing machine learning models to choose the variable ordering for cylindrical algebraic decomposition

no code implementations24 Apr 2019 Matthew England, Dorian Florescu

Prior work to apply ML on this problem implemented a Support Vector Machine (SVM) to select between three existing human-made heuristics, which did better than anyone heuristic alone.

BIG-bench Machine Learning

A Combined CNN and LSTM Model for Arabic Sentiment Analysis

no code implementations9 Jul 2018 Abdulaziz M. Alayba, Vasile Palade, Matthew England, Rahat Iqbal

Deep neural networks have shown good data modelling capabilities when dealing with challenging and large datasets from a wide range of application areas.

Arabic Sentiment Analysis Classification +3

Improving Sentiment Analysis in Arabic Using Word Representation

no code implementations28 Feb 2018 Abdulaziz M. Alayba, Vasile Palade, Matthew England, Rahat Iqbal

The complexities of Arabic language in morphology, orthography and dialects makes sentiment analysis for Arabic more challenging.

General Classification Sentiment Analysis +1

Arabic Language Sentiment Analysis on Health Services

no code implementations10 Feb 2017 Abdulaziz M. Alayba, Vasile Palade, Matthew England, Rahat Iqbal

While there has been a lot of research on sentiment analysis in English, the amount of researches and datasets in Arabic language is limited.

Sentiment Analysis

Using Machine Learning to Decide When to Precondition Cylindrical Algebraic Decomposition With Groebner Bases

no code implementations15 Aug 2016 Zongyan Huang, Matthew England, James H. Davenport, Lawrence C. Paulson

Previous experiments have shown that while this can often be very beneficial to the CAD algorithm, for some problems it can significantly worsen the CAD performance.

BIG-bench Machine Learning

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