Results 71 to 80 of about 2,045,405 (349)

Statistics and Machine Learning Experiments in Poetry

open access: yesSci, 2020
This paper presents a quantitative approach to poetry, based on the use of several statistical measures (entropy, information energy, N-gram, etc.) applied to a few characteristic English writings. We found that English language changes its entropy as time passes, and that entropy depends on the language used and on the author.
openaire   +2 more sources

Open‐source deep‐learning models for segmentation of normal structures for prostatic and gynecological high‐dose‐rate brachytherapy: Comparison of architectures

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Background The use of deep learning‐based auto‐contouring algorithms in various treatment planning services is increasingly common. There is a notable deficit of commercially or publicly available models trained on large or diverse datasets containing high‐dose‐rate (HDR) brachytherapy treatment scans, leading to poor performance on images ...
Andrew J. Krupien   +8 more
wiley   +1 more source

STATSREP-ML: Statistical Evaluation & Reporting Framework for Machine Learning Results [PDF]

open access: yes, 2014
In this report, we present STATSREP-ML, which is an open-source solution for automating the process of evaluating machine-learning results. It calculates qualitative statistics, performs the appropriate tests and reports them in a comprehensive way.
Guckelsberger, Christian, Schulz, Axel
core  

Causality and Statistical Learning [PDF]

open access: yesarXiv, 2010
We review some approaches and philosophies of causal inference coming from sociology, economics, computer science, cognitive science, and ...
arxiv  

An extension to the OVH concept for knowledge‐based dose volume histogram prediction in lung tumor volumetric‐modulated arc therapy

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose Volumetric‐modulated arc therapy (VMAT) treatment planning allows a compromise between a sufficient coverage of the planning target volume (PTV) and a simultaneous sparing of organs‐at‐risk (OARs). Particularly in the case of lung tumors, deciding whether it is possible or worth spending more time on further improvements of a treatment
Johann Brand   +4 more
wiley   +1 more source

A Comparative Study of Statistical Learning and Adaptive Learning [PDF]

open access: yesarXiv, 2015
Numerous strategies have been adopted in order to make the process of learning simple, efficient and within less amount of time.. Classroom learning is slowly replaced by E-learning and M- learning. These techniques involve the usage of computers, smart phones and tablets for the process of learning.
arxiv  

Learning Optimal Test Statistics in the Presence of Nuisance Parameters [PDF]

open access: yesarXiv, 2022
The design of optimal test statistics is a key task in frequentist statistics and for a number of scenarios optimal test statistics such as the profile-likelihood ratio are known. By turning this argument around we can find the profile likelihood ratio even in likelihood-free cases, where only samples from a simulator are available, by optimizing a ...
arxiv  

How Machines Learned to Think Statistically [PDF]

open access: yesSignificance, 2015
Abstract Creating artificial human intelligence has proved more difficult than first imagined. But thanks to statistical ideas and models, our machines are getting smarter. Brian Tarran reports An existential risk?
Zoubin Ghahramani, Brian Tarran
openaire   +2 more sources

Novel CT radiomics models for the postoperative prediction of early recurrence of resectable pancreatic adenocarcinoma: A single‐center retrospective study in China

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose To assess the predictive capability of CT radiomics features for early recurrence (ER) of pancreatic ductal adenocarcinoma (PDAC). Methods Postoperative PDAC patients were retrospectively selected, all of whom had undergone preoperative CT imaging and surgery. Both patients with resectable or borderline‐resectable pancreatic cancer met
Xinze Du   +7 more
wiley   +1 more source

An Algorithmic Theory of Dependent Regularizers, Part 1: Submodular Structure [PDF]

open access: yes, 2013
We present an exploration of the rich theoretical connections between several classes of regularized models, network flows, and recent results in submodular function theory.
Koepke, Hoyt, Meila, Marina
core  

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