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Machine-learning prediction of urine-culture positivity in a multicentre test-ordered cohort: Model development and internal validation. [PDF]

open access: yesBJUI Compass
Abstract Objectives This study aim to develop, compare and internally validate machine‐learning models for predicting urine‐culture positivity in patients who had both urinalysis and culture ordered and to explore descriptive probability strata. Post hoc secondary analyses examined age subgroups, the incremental contribution of text‐derived features ...
Wasfy IS   +14 more
europepmc   +2 more sources

A Drop-in Replacement for LR(1) Table-Driven Parsing

open access: yesAdvances in Computing and Engineering, 2021
This paper presents a construction method for a deterministic one-symbol look-ahead LR parser which allows non-terminals in the parser look-ahead. This effectively relaxes the requirement of parsing the reverse of the right-most derivation of a string ...
Michael Oudshoorn
doaj   +1 more source

RNGSGLR: Generalization of the Context-Aware Scanning Architecture for All Character-Level Context-Free Languages

open access: yesMathematics, 2022
The limitations of traditional parsing architecture are well known. Even when paired with parsing methods that accept all context-free grammars (CFGs), the resulting combination for any given CFG accepts only a limited subset of corresponding character ...
Žiga Leber   +3 more
doaj   +1 more source

On Parsing Programming Languages with Turing-Complete Parser

open access: yesMathematics, 2023
A new parsing method based on the semi-Thue system is described. Similar to, but with more efficient implementation than Markov normal algorithms, it can be used for parsing any recursively enumerable language.
Boštjan Slivnik, Marjan Mernik
doaj   +1 more source

Heavy Rain Face Image Restoration: Integrating Physical Degradation Model and Facial Component-Guided Adversarial Learning

open access: yesSensors, 2022
With the recent increase in intelligent CCTVs for visual surveillance, a new image degradation that integrates resolution conversion and synthetic rain models is required.
Chang-Hwan Son, Da-Hee Jeong
doaj   +1 more source

Speeding up Generalized PSR Parsers by Memoization Techniques [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2019
Predictive shift-reduce (PSR) parsing for hyperedge replacement (HR) grammars is very efficient, but restricted to a subclass of unambiguous HR grammars.
Mark Minas
doaj   +1 more source

An Approach for Plant Leaf Image Segmentation Based on YOLOV8 and the Improved DEEPLABV3+

open access: yesPlants, 2023
Accurate plant leaf image segmentation provides an effective basis for automatic leaf area estimation, species identification, and plant disease and pest monitoring.
Tingting Yang   +4 more
doaj   +1 more source

LR Parsing for LCFRS

open access: yesAlgorithms, 2016
LR parsing is a popular parsing strategy for variants of Context-Free Grammar (CFG). It has also been used for mildly context-sensitive formalisms, such as Tree-Adjoining Grammar.
Laura Kallmeyer, Wolfgang Maier
doaj   +1 more source

Tolerant parsing using modified LR(1) and LL(1) algorithms with embedded “Any” symbol

open access: yesТруды Института системного программирования РАН, 2019
Tolerant parsing is a form of syntax analysis aimed at capturing the structure of certain points of interest presented in a source code. While these points should be well-described in a tolerant grammar of the language, other parts of the program are ...
Alexey Valerievitch Goloveshkin
doaj   +1 more source

Enhancing the LR Parsing Strategy Using Incremental GPLR Parsing Method

open access: yesمجلة علوم ذي قار, 2019
Parsers in modern integrated development environments (IDEs) for generalpurpose languages are virtually all of ad hoc, recursive descent variety. While such parsers have many disadvantages when compared with machine-generated LALR(1) parsers but they ...
Mouiad Abid Hani   +1 more
doaj   +4 more sources

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