Results 31 to 40 of about 7,007,541 (299)

Comparative study of laparoscopic radical gastrectomy and open radical gastrectomy

open access: yesJournal of Minimal Access Surgery, 2020
Introduction: At present, the main treatment of gastric cancer is surgical resection combined with radiotherapy and chemotherapy, the most important part of which is radical gastrectomy.
Jie Jiao   +6 more
doaj   +1 more source

Ethics on the Learning Curve

open access: yesJournal of Indian Association of Pediatric Surgeons, 2022
Advances in surgical techniques and technologies require surgeons to constantly retrain and adopt these into their practices. Until the surgeon gains proficiency in the new technique, he is said to be on the learning curve. During this time, the patient is at higher risk of adverse outcomes.
openaire   +3 more sources

Preprint: Machine-learning arithmetic curves

open access: yes, 2020
We show that standard machine-learning algorithms may be trained to predict certain invariants of low genus arithmetic curves. Using datasets of size around one hundred thousand, we demonstrate the utility of machine-learning in classification problems ...
Oliver, T., He, Y.-H., Lee, K.-H.
core   +1 more source

Learning curves and changing product attributes: the case of wind turbines [PDF]

open access: yes, 2006
The heuristic concept of learning curves describes cost reductions as a function of cumulative production. A study of the Liberty shipbuilders suggested that product quality and production scale are other relevant factors that affect costs.

core   +2 more sources

Surfing the Modeling of pos Taggers in Low-Resource Scenarios

open access: yesMathematics, 2022
The recent trend toward the application of deep structured techniques has revealed the limits of huge models in natural language processing. This has reawakened the interest in traditional machine learning algorithms, which have proved still to be ...
Manuel Vilares Ferro   +3 more
doaj   +1 more source

Forecasting technology costs via the Learning Curve - Myth or Magic? [PDF]

open access: yes, 2006
To further our understanding of the effectiveness of learning or experience curves to forecast technology costs, a statistical analysis using historical data has been carried out.
Alberth, S.
core   +2 more sources

Analysis of Learning Curves for Transpedicular Puncture

open access: yesBrazilian Neurosurgery, 2016
Objective The authors propose the analysis of quantitative and qualitative learning curves of transpedicular puncture in a manikin-type training simulator model for transpedicular puncture (SMTP) Methods Six students (S1 to S6) were selected
João de Deus Costa Alves   +3 more
doaj   +1 more source

Bending the Learning Curve [PDF]

open access: yesSSRN Electronic Journal, 2015
This paper aims at improving the application of the learning curve, a popular tool used for forecasting future costs of renewable technologies in integrated assessment models (IAMs). First, we formally discuss under what assumptions the traditional (OLS) estimates of the learning curve can deliver meaningful predictions in IAMs.
Witajewski Baltvilks, Jan   +2 more
openaire   +2 more sources

Technical Change Theory and Learning Curves: Patterns of Progress in Energy Technologies [PDF]

open access: yes, 2006
This paper presents a comparative analysis of energy technology learning and progress within the framework of Schumpeter’s invention-innovation-diffusion paradigm.

core   +2 more sources

Validity evidence for programmatic assessment in competency-based education

open access: yesPerspectives on Medical Education, 2018
Introduction Competency-based education (CBE) is now pervasive in health professions education. A foundational principle of CBE is to assess and identify the progression of competency development in students over time.
Harold G. J. Bok   +4 more
doaj   +1 more source

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