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arXiv research

A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

168,982 papers · 148 categories

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48 results for machine learning algorithms

Simplifies machine learning validation using kNN and conditional probability algorithms.

problem Validating machine learning models in practical applications.
method Reformulated regression and classification problems using kNN and conditional probability algorithms.
result Online capability and reduced memory usage compared to kNN.

Quantum computers can speed up machine learning optimization problems.

problem Long computation times and high resource requirements for classical optimization algorithms in machine learning.
method Developed a mathematical model to leverage quantum parallelism for machine learning.
result Quantum machine learning applied to a 3D time-varying image demonstrated significant speedup.

Machine learning qualifies computers to assimilate with data, without being solely programmed [1, 2]. Machine learning can be classified as supervised and unsupervised learning. In supervised learning, computers learn an objective that portrays an input to an output hinged on training input-output pairs [3]. Most effic…

2018-09-17abs ↗pdf ↗

Cyclic Boosting offers detailed prediction understanding for machine learning models.

problem Complex machine learning models are often black boxes, making individual predictions hard to understand.
method Cyclic Boosting is a novel machine learning algorithm that provides detailed understanding of predictions.
result Cyclic Boosting enables detailed understanding of how predictions are made, even for complex models.

Machine learning improves optimization algorithms in data science.

problem Improving optimization algorithms in data science.
method Training machine learning methods to automatically improve optimization algorithms.
result Machine learning leads to more effective outcomes for optimization problems.

Cancer analysis and prediction is the utmost important research field for well-being of humankind. The Cancer data are analyzed and predicted using machine learning algorithms. Most of the researcher claims the accuracy of the predicted results within 99%. However, we show that machine learning algorithms can easily pr…

2019-03-17abs ↗pdf ↗

This chapter explores Meta-Learning algorithms to solve online data challenges in machine learning.

problem Lack of sufficient samples per class and limited distributed data in online learning.
method Investigates Meta-Learning (MTL) algorithms to address these challenges.
result MTL algorithms can learn to learn and handle unseen classes and online data effectively.

New algorithms improve machine learning performance with explicit regret bounds.

problem Improving machine learning performance with explicit regret bounds.
method Projection-based linear regression algorithms with a focus on modern machine-learning models and their algorithmic performance.
result Established a priori regret bounds with explicit λ-dependence.

Survey of game theory methods to secure machine learning against adversarial attacks.

problem Adversarial attacks on machine learning algorithms in cybersecurity.
method Game theory framework to make algorithms robust against adversarial data.
result Survey of state-of-the-art techniques to secure machine learning.

This paper explores hyperparameter optimization for machine learning models.

problem Finding the best hyper-parameters for machine learning models.
method Introduces state-of-the-art optimization techniques and discusses their application.
result Comparison of different optimization methods on benchmark datasets.

This study examines how learning algorithms affect collective action in machine learning.

problem The impact of collective action on machine learning is limited when not considering the choice of learning algorithms.
method Focuses on distributionally robust optimization and stochastic gradient descent, analyzing their effects on collective success.
result The choice of learning algorithm significantly impacts the effective size and success of a collective in machine learning.

Machine learning outperforms traditional models in financial forecasting.

problem Lack of comparative performance metrics for machine learning in financial markets.
method Comprehensive literature review and performance analysis of 150+ studies.
result Machine learning algorithms, especially recurrent neural networks, outperform traditional models in financial forecasting.

This work develops secure distributed algorithms for machine learning to protect against data poisoning and network attacks.

problem Vulnerability of distributed machine learning algorithms to cyber threats.
method Game-theoretic framework to capture conflicting goals of a learner and an attacker, iterative distributed algorithm.
result Distributed SVM is prone to fail in different types of attacks, with impact depending on network structure and attack capabilities.

Machine learning models outperform traditional CAPM in forecasting financial asset prices.

problem Predicting and forecasting financial asset prices and returns.
method Comparison of modern Machine Learning algorithms with the Capital Asset Pricing Model (CAPM) on U.S. equities data.
result Implemented Machine Learning models significantly outperform the CAPM on out-of-sample test data.

Research uses machine learning to find central nodes and cliques in YouTube social networks.

problem Identifying central nodes and cliques in YouTube social networks.
method Unsupervised machine learning, Python programming, Bron-Kerbosch algorithm.
result Successfully found central nodes through clique-centrality and degree centrality.

Study uses machine learning to recommend best solvers for slab transport problems.

problem Auto-selecting the best solvers for transport problems in uniform slabs.
method Three solvers (Richardson, diffusion synthetic acceleration, nonlinear diffusion acceleration) and five machine learning algorithms (linear discriminant analysis, K-nearest neighbors, support vector machine, random forest, neural networks) were tested.
result Random forest and K-nearest neighbors showed potential as best solvers for classification problems.

Quantum machine learning can't achieve polylogarithmic runtimes, even with quantum data access.

problem Bounding the minimum number of samples required for supervised quantum learning.
method Statistical learning theory and quantum machine learning algorithms.
result Quantum machine learning algorithms for supervised learning have at most polynomial speedups over classical algorithms.

The study examines machine learning classification algorithms and their generalizability using Framingham Heart Study data.

problem Addressing biases and generalizability issues in machine learning classification algorithms.
method Comparison of eight machine learning classification algorithms on Framingham Heart Study data.
result Double discriminant scoring of type I is the most generalizable algorithm.

A theorem for debiasing machine learning with finite sample guarantees.

problem Calculating confidence intervals for machine learning functionals.
method Debiased machine learning based on bias correction and sample splitting.
result Nonasymptotic debiased machine learning theorem with finite sample guarantees.

DIGEN benchmark provides synthetic datasets for ML algorithm evaluation.

problem Understanding and comparing machine learning algorithms' performance.
method Synthetic datasets generated using 40 mathematical functions to evaluate machine learning algorithms.
result DIGEN resource facilitates understanding why algorithms perform poorly and provides ideas for improvement.

MM (majorization--minimization) algorithms are an increasingly popular tool for solving optimization problems in machine learning and statistical estimation. This article introduces the MM algorithm framework in general and via three popular example applications: Gaussian mixture regressions, multinomial logistic regre…

2016-11-12abs ↗pdf ↗

Hyperparameters are critical in machine learning, as different hyperparameters often result in models with significantly different performance. Hyperparameters may be deemed confidential because of their commercial value and the confidentiality of the proprietary algorithms that the learner uses to learn them. In this …

2018-02-14abs ↗pdf ↗

Classification is an important supervised machine learning method, which is necessary and challenging issue for ecological research. It offers a way to classify a dataset into subsets that share common patterns. Notably, there are many classification algorithms to choose from, each making certain assumptions about the …

2018-12-21abs ↗pdf ↗

A central task in the field of quantum computing is to find applications where quantum computer could provide exponential speedup over any classical computer. Machine learning represents an important field with broad applications where quantum computer may offer significant speedup. Several quantum algorithms for discr…

2017-11-06abs ↗pdf ↗

A new stock selection strategy uses combined machine learning with dynamic weighting methods.

problem Improving stock selection accuracy and performance.
method Combined machine learning algorithms with static and dynamic weighting methods.
result IC-based dynamic weighting outperforms static evaluation metrics in backtested returns and predictive performance.

AutoML discovers complete machine learning algorithms from basic operations.

problem Automating the discovery of machine learning algorithms from scratch.
method Evolutionary search on a generic search space of basic mathematical operations.
result Simple neural networks can be surpassed by evolving directly on tasks of interest.

Super learning improves daily streamflow forecasting by 20% over linear regression.

problem Limited assessment of machine learning algorithms in daily streamflow forecasting.
method Super learning combining 10 machine learning algorithms.
result Super learning outperforms linear regression by 20.06%.