Results 41 to 50 of about 3,188,697 (327)

Mixing and blending syntactic and semantic dependencies [PDF]

open access: yes, 2008
Our system for the CoNLL 2008 shared task uses a set of individual parsers, a set of stand-alone semantic role labellers, and a joint system for parsing and semantic role labelling, all blended together. The system achieved a macro averaged labelled
Eklund, Johan   +5 more
core   +3 more sources

Prediction of the Fundus Tessellation Severity With Machine Learning Methods

open access: yesFrontiers in Medicine, 2022
PurposeTo predict the fundus tessellation (FT) severity with machine learning methods.MethodsA population-based cross-sectional study with 3,468 individuals (mean age of 64.6 ± 9.8 years) based on Beijing Eye Study 2011.
Lei Shao   +11 more
doaj   +1 more source

Identification of sleep apnea events using discrete wavelet transform of respiration, ECG and accelerometer signals [PDF]

open access: yes, 2013
Sleep apnea is a common sleep disorder in which patient sleep patterns are disrupted due to recurrent pauses in breathing or by instances of abnormally low breathing. Current gold standard tests for the detection of apnea events are costly and have the
Dermot Diamond   +7 more
core   +1 more source

Interactive volumetric segmentation for textile micro-tomography data using wavelets and nonlocal means [PDF]

open access: yes, 2019
This work addresses segmentation of volumetric images of woven carbon fiber textiles from micro-tomography data. We propose a semi-supervised algorithm to classify carbon fibers that requires sparse input as opposed to completely labeled images. The main
Barnard, HS   +5 more
core   +1 more source

Artificial Intelligence Algorithms for Rapeseed Fields Mapping Using Sentinel-1 Time Series: Temporal Transfer Scenario and Ground Sampling Constraints

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2023
This study aims to enhance rapeseed field detection accuracy using Sentinel-1 (S1) time series data and addressing challenges in collecting ground samples.
Saeideh Maleki   +7 more
doaj   +1 more source

Arabic Spelling Correction using Supervised Learning [PDF]

open access: yes, 2014
In this work, we address the problem of spelling correction in the Arabic language utilizing the new corpus provided by QALB (Qatar Arabic Language Bank) project which is an annotated corpus of sentences with errors and their corrections.
Aly, Mohamed   +2 more
core   +2 more sources

SQuAD: 100,000+ Questions for Machine Comprehension of Text [PDF]

open access: yesConference on Empirical Methods in Natural Language Processing, 2016
We present the Stanford Question Answering Dataset (SQuAD), a new reading comprehension dataset consisting of 100,000+ questions posed by crowdworkers on a set of Wikipedia articles, where the answer to each question is a segment of text from the ...
Pranav Rajpurkar   +3 more
semanticscholar   +1 more source

Unsupervised Cross-lingual Representation Learning at Scale [PDF]

open access: yesAnnual Meeting of the Association for Computational Linguistics, 2019
This paper shows that pretraining multilingual language models at scale leads to significant performance gains for a wide range of cross-lingual transfer tasks.
Alexis Conneau   +9 more
semanticscholar   +1 more source

Machine learning approaches for anomaly detection of water quality on a real-world data set

open access: yesJournal of Information and Telecommunication, 2019
Accurate detection of water quality changes is a crucial task of water companies. Water supply companies must provide safe drinking water. Nowadays in different areas, we find sensible sensors which monitor data during the time.
Fitore Muharemi   +2 more
doaj   +1 more source

Retrospective comparison of traditional and artificial intelligence-based heart failure phenotyping in a US health system to enable real-world evidence

open access: yesBMJ Open, 2023
Objective Quantitatively evaluate the quality of data underlying real-world evidence (RWE) in heart failure (HF).Design Retrospective comparison of accuracy in identifying patients with HF and phenotypic information was made using traditional (ie ...
Arthur Reshad Garan   +4 more
doaj   +1 more source

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