Results 31 to 40 of about 9,997,446 (295)

Data of postoperative complications related to fibrinogen-to-albumin ratio in pancreatic resections

open access: yesData in Brief, 2022
Pancreatic surgery is one of the surgeries burdened with the highest mortality and morbidity rate. This is due both to the aggressive biological nature of the pathology affecting the organ and to the technical difficulties associated with surgery.
V. La Vaccara   +8 more
doaj   +1 more source

Mobility Increases the Data Offloading Ratio in D2D Caching Networks

open access: yes, 2017
Caching at mobile devices, accompanied by device-to-device (D2D) communications, is one promising technique to accommodate the exponentially increasing mobile data traffic.
Letaief, K. B.   +3 more
core   +1 more source

Efficient Approach of Compression Ratio Estimation for Data Delta Compression [PDF]

open access: yesJisuanji gongcheng
Delta compression not only eliminates identical data chunks but also removes duplicate fragmentations among similar chunks, achieving higher data compression ratios than deduplication.
ZOU Xiangyu, WEI Can, XIA Wen, LI Shiyi
doaj   +1 more source

DEA models for ratio data: Convexity consideration

open access: yesApplied Mathematical Modelling, 2009
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Emrouznejad, Ali, Amin, Gholam R.
openaire   +1 more source

E2/M1 ratio from the Mainz $p(\vec \gamma, p)\pi^0$ data

open access: yes, 1997
We suggest that the error quoted in the Mainz determination of the E2/M1 ratio (at the resonance energy) should be enlarged. A term dropped in expressions used by this group could be significant.Comment: 2 pages of text. Submitted to the Comments section
R. Beck, R. L. Workman
core   +1 more source

The determinant of African banks’ capital structure: Basel III Accord or bank-specific factors?

open access: yesJournal of Economic and Financial Sciences, 2022
Orientation: The decision to have an optimum mix of capital structure is an issue of concern for financial service firms as much as other firms. Research purpose: The study investigated the impact of the Basel III regulatory requirements and other bank ...
Ayodeji M. Obadire   +2 more
doaj   +1 more source

Study of Sunspot Penumbra to Umbra Area Ratio using Kodaikanal White-light Digitized Data

open access: yes, 2019
We study the long-term behaviour of sunspot penumbra to umbra area ratio by analyzing the recently digitized Kodaikanal white-light data (1923-2011). We implement an automatic umbra extraction method and compute the ratio over eight solar cycles (Cycles ...
Banerjee, Dipankar   +2 more
core   +1 more source

Group Feature Screening Based on Information Gain Ratio for Ultrahigh-Dimensional Data

open access: yesJournal of Mathematics, 2022
Most model-free feature screening approaches focus on the -individual predictor; therefore, they are not able to incorporate structured predictors like grouped variables.
Zhongzheng Wang   +2 more
doaj   +1 more source

Data envelopment analysis models with ratio data: A revisit [PDF]

open access: yesComputers & Industrial Engineering, 2019
Abstract The performance evaluation of for-profit and not-for-profit organisations is a unique tool to support the continuous improvement of processes. Data envelopment analysis (DEA) is literally known as an impeccable technique for efficiency measurement.
Adel Hatami-Marbini, Mehdi Toloo
openaire   +1 more source

Compositional Data and Microbiota Analysis: Imagination and Reality

open access: yesMicroorganisms
The relationships among bacterial flora, diseases, and diet have been described by many authors. An operational taxonomic units (OTUs) are the result of clustering the 16S rRNA gene sequences at a certain cutoff value, and they are considered ...
Tatsuki Itagaki   +5 more
doaj   +1 more source

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